Merge from projects/counters: TCP/IP stats.
Convert 'struct ipstat' and 'struct tcpstat' to counter(9). This speeds up IP forwarding at extreme packet rates, and makes accounting more precise. Sponsored by: Nginx, Inc.
This commit is contained in:
Gleb Smirnoff
parent
4e76af6a41
commit
5923c29332
@ -153,11 +153,6 @@ VNET_DEFINE(struct in_ifaddrhead, in_ifaddrhead); /* first inet address */
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VNET_DEFINE(struct in_ifaddrhashhead *, in_ifaddrhashtbl); /* inet addr hash table */
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VNET_DEFINE(u_long, in_ifaddrhmask); /* mask for hash table */
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VNET_DEFINE(struct ipstat, ipstat);
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SYSCTL_VNET_STRUCT(_net_inet_ip, IPCTL_STATS, stats, CTLFLAG_RW,
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&VNET_NAME(ipstat), ipstat,
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"IP statistics (struct ipstat, netinet/ip_var.h)");
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static VNET_DEFINE(uma_zone_t, ipq_zone);
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static VNET_DEFINE(TAILQ_HEAD(ipqhead, ipq), ipq[IPREASS_NHASH]);
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static struct mtx ipqlock;
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@ -212,25 +207,90 @@ SYSCTL_VNET_INT(_net_inet_ip, OID_AUTO, output_flowtable_size, CTLFLAG_RDTUN,
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static void ip_freef(struct ipqhead *, struct ipq *);
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/*
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* IP statistics are stored in struct ipstat_p, which is
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* an "array" of counter(9)s. Although it isn't a real
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* array, we treat it as array to reduce code bloat.
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*/
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VNET_DEFINE(struct ipstat_p, ipstatp);
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static void
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vnet_ipstatp_init(const void *unused)
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{
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counter_u64_t *c;
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int i;
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for (i = 0, c = (counter_u64_t *)&V_ipstatp;
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i < sizeof(V_ipstatp) / sizeof(counter_u64_t);
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i++, c++) {
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*c = counter_u64_alloc(M_WAITOK);
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counter_u64_zero(*c);
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}
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}
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VNET_SYSINIT(vnet_ipstatp_init, SI_SUB_PROTO_IFATTACHDOMAIN, SI_ORDER_ANY,
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vnet_ipstatp_init, NULL);
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#ifdef VIMAGE
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static void
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vnet_ipstatp_uninit(const void *unused)
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{
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counter_u64_t *c;
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int i;
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for (i = 0, c = (counter_u64_t *)&V_ipstatp;
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i < sizeof(V_ipstatp) / sizeof(counter_u64_t);
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i++, c++)
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counter_u64_free(*c);
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}
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VNET_SYSUNINIT(vnet_ipstatp_uninit, SI_SUB_PROTO_IFATTACHDOMAIN, SI_ORDER_ANY,
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vnet_ipstatp_uninit, NULL);
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#endif /* VIMAGE */
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static int
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ipstat_sysctl(SYSCTL_HANDLER_ARGS)
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{
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struct ipstat ipstat;
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counter_u64_t *c;
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uint64_t *v;
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int i;
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for (i = 0, c = (counter_u64_t *)&V_ipstatp, v = (uint64_t *)&ipstat;
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i < sizeof(V_ipstatp) / sizeof(counter_u64_t);
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i++, c++, v++) {
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*v = counter_u64_fetch(*c);
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/*
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* Old interface allowed to rewrite 'struct ipstat', and
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* netstat(1) used it to zero the structure. To keep
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* compatibility with old netstat(1) we will zero out
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* statistics on every write attempt, however we no longer
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* support writing arbitrary fake values to the statistics.
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*/
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if (req->newptr)
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counter_u64_zero(*c);
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}
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return (SYSCTL_OUT(req, &ipstat, sizeof(ipstat)));
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}
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SYSCTL_VNET_PROC(_net_inet_ip, IPCTL_STATS, stats, CTLTYPE_OPAQUE | CTLFLAG_RW,
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NULL, 0, ipstat_sysctl, "I",
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"IP statistics (struct ipstat, netinet/ip_var.h)");
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/*
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* Kernel module interface for updating ipstat. The argument is an index
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* into ipstat treated as an array of u_long. While this encodes the general
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* layout of ipstat into the caller, it doesn't encode its location, so that
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* future changes to add, for example, per-CPU stats support won't cause
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* binary compatibility problems for kernel modules.
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* into ipstat treated as an array.
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*/
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void
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kmod_ipstat_inc(int statnum)
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{
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(*((u_long *)&V_ipstat + statnum))++;
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counter_u64_add((counter_u64_t )&V_ipstatp + statnum, 1);
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}
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void
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kmod_ipstat_dec(int statnum)
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{
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(*((u_long *)&V_ipstat + statnum))--;
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counter_u64_add((counter_u64_t )&V_ipstatp + statnum, -1);
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}
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static int
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@ -97,59 +97,95 @@ struct ip_moptions {
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};
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struct ipstat {
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u_long ips_total; /* total packets received */
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u_long ips_badsum; /* checksum bad */
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u_long ips_tooshort; /* packet too short */
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u_long ips_toosmall; /* not enough data */
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u_long ips_badhlen; /* ip header length < data size */
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u_long ips_badlen; /* ip length < ip header length */
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u_long ips_fragments; /* fragments received */
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u_long ips_fragdropped; /* frags dropped (dups, out of space) */
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u_long ips_fragtimeout; /* fragments timed out */
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u_long ips_forward; /* packets forwarded */
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u_long ips_fastforward; /* packets fast forwarded */
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u_long ips_cantforward; /* packets rcvd for unreachable dest */
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u_long ips_redirectsent; /* packets forwarded on same net */
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u_long ips_noproto; /* unknown or unsupported protocol */
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u_long ips_delivered; /* datagrams delivered to upper level*/
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u_long ips_localout; /* total ip packets generated here */
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u_long ips_odropped; /* lost packets due to nobufs, etc. */
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u_long ips_reassembled; /* total packets reassembled ok */
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u_long ips_fragmented; /* datagrams successfully fragmented */
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u_long ips_ofragments; /* output fragments created */
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u_long ips_cantfrag; /* don't fragment flag was set, etc. */
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u_long ips_badoptions; /* error in option processing */
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u_long ips_noroute; /* packets discarded due to no route */
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u_long ips_badvers; /* ip version != 4 */
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u_long ips_rawout; /* total raw ip packets generated */
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u_long ips_toolong; /* ip length > max ip packet size */
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u_long ips_notmember; /* multicasts for unregistered grps */
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u_long ips_nogif; /* no match gif found */
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u_long ips_badaddr; /* invalid address on header */
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uint64_t ips_total; /* total packets received */
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uint64_t ips_badsum; /* checksum bad */
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uint64_t ips_tooshort; /* packet too short */
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uint64_t ips_toosmall; /* not enough data */
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uint64_t ips_badhlen; /* ip header length < data size */
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uint64_t ips_badlen; /* ip length < ip header length */
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uint64_t ips_fragments; /* fragments received */
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uint64_t ips_fragdropped; /* frags dropped (dups, out of space) */
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uint64_t ips_fragtimeout; /* fragments timed out */
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uint64_t ips_forward; /* packets forwarded */
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uint64_t ips_fastforward; /* packets fast forwarded */
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uint64_t ips_cantforward; /* packets rcvd for unreachable dest */
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uint64_t ips_redirectsent; /* packets forwarded on same net */
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uint64_t ips_noproto; /* unknown or unsupported protocol */
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uint64_t ips_delivered; /* datagrams delivered to upper level*/
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uint64_t ips_localout; /* total ip packets generated here */
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uint64_t ips_odropped; /* lost packets due to nobufs, etc. */
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uint64_t ips_reassembled; /* total packets reassembled ok */
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uint64_t ips_fragmented; /* datagrams successfully fragmented */
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uint64_t ips_ofragments; /* output fragments created */
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uint64_t ips_cantfrag; /* don't fragment flag was set, etc. */
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uint64_t ips_badoptions; /* error in option processing */
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uint64_t ips_noroute; /* packets discarded due to no route */
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uint64_t ips_badvers; /* ip version != 4 */
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uint64_t ips_rawout; /* total raw ip packets generated */
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uint64_t ips_toolong; /* ip length > max ip packet size */
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uint64_t ips_notmember; /* multicasts for unregistered grps */
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uint64_t ips_nogif; /* no match gif found */
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uint64_t ips_badaddr; /* invalid address on header */
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};
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#ifdef _KERNEL
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#include <sys/counter.h>
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#include <net/vnet.h>
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/* Should match 'struct ipstat' above. */
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struct ipstat_p {
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counter_u64_t ips_total;
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counter_u64_t ips_badsum;
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counter_u64_t ips_tooshort;
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counter_u64_t ips_toosmall;
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counter_u64_t ips_badhlen;
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counter_u64_t ips_badlen;
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counter_u64_t ips_fragments;
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counter_u64_t ips_fragdropped;
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counter_u64_t ips_fragtimeout;
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counter_u64_t ips_forward;
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counter_u64_t ips_fastforward;
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counter_u64_t ips_cantforward;
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counter_u64_t ips_redirectsent;
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counter_u64_t ips_noproto;
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counter_u64_t ips_delivered;
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counter_u64_t ips_localout;
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counter_u64_t ips_odropped;
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counter_u64_t ips_reassembled;
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counter_u64_t ips_fragmented;
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counter_u64_t ips_ofragments;
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counter_u64_t ips_cantfrag;
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counter_u64_t ips_badoptions;
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counter_u64_t ips_noroute;
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counter_u64_t ips_badvers;
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counter_u64_t ips_rawout;
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counter_u64_t ips_toolong;
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counter_u64_t ips_notmember;
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counter_u64_t ips_nogif;
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counter_u64_t ips_badaddr;
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};
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VNET_DECLARE(struct ipstat_p, ipstatp);
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#define V_ipstatp VNET(ipstatp)
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/*
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* In-kernel consumers can use these accessor macros directly to update
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* stats.
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*/
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#define IPSTAT_ADD(name, val) V_ipstat.name += (val)
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#define IPSTAT_SUB(name, val) V_ipstat.name -= (val)
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#define IPSTAT_ADD(name, val) counter_u64_add(V_ipstatp.name, (val))
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#define IPSTAT_SUB(name, val) counter_u64_subtract(V_ipstatp.name, (val))
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#define IPSTAT_INC(name) IPSTAT_ADD(name, 1)
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#define IPSTAT_DEC(name) IPSTAT_SUB(name, 1)
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#define IPSTAT_DEC(name) IPSTAT_ADD(name, -1)
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/*
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* Kernel module consumers must use this accessor macro.
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*/
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void kmod_ipstat_inc(int statnum);
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#define KMOD_IPSTAT_INC(name) \
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kmod_ipstat_inc(offsetof(struct ipstat, name) / sizeof(u_long))
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kmod_ipstat_inc(offsetof(struct ipstat_p, name) / sizeof(counter_u64_t))
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void kmod_ipstat_dec(int statnum);
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#define KMOD_IPSTAT_DEC(name) \
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kmod_ipstat_dec(offsetof(struct ipstat, name) / sizeof(u_long))
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kmod_ipstat_dec(offsetof(struct ipstat_p, name) / sizeof(counter_u64_t))
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/* flags passed to ip_output as last parameter */
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#define IP_FORWARDING 0x1 /* most of ip header exists */
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@ -176,7 +212,6 @@ struct inpcb;
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struct route;
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struct sockopt;
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VNET_DECLARE(struct ipstat, ipstat);
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VNET_DECLARE(u_short, ip_id); /* ip packet ctr, for ids */
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VNET_DECLARE(int, ip_defttl); /* default IP ttl */
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VNET_DECLARE(int, ipforwarding); /* ip forwarding */
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@ -192,7 +227,6 @@ VNET_DECLARE(int, rsvp_on);
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VNET_DECLARE(int, drop_redirect);
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extern struct pr_usrreqs rip_usrreqs;
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#define V_ipstat VNET(ipstat)
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#define V_ip_id VNET(ip_id)
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#define V_ip_defttl VNET(ip_defttl)
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#define V_ipforwarding VNET(ipforwarding)
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@ -120,11 +120,6 @@ __FBSDID("$FreeBSD$");
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const int tcprexmtthresh = 3;
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VNET_DEFINE(struct tcpstat, tcpstat);
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SYSCTL_VNET_STRUCT(_net_inet_tcp, TCPCTL_STATS, stats, CTLFLAG_RW,
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&VNET_NAME(tcpstat), tcpstat,
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"TCP statistics (struct tcpstat, netinet/tcp_var.h)");
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int tcp_log_in_vain = 0;
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SYSCTL_INT(_net_inet_tcp, OID_AUTO, log_in_vain, CTLFLAG_RW,
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&tcp_log_in_vain, 0,
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@ -244,18 +239,77 @@ static void inline cc_post_recovery(struct tcpcb *tp, struct tcphdr *th);
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static void inline hhook_run_tcp_est_in(struct tcpcb *tp,
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struct tcphdr *th, struct tcpopt *to);
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/*
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* TCP statistics are stored in struct tcpstat_p, which is
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* an "array" of counter(9)s. Although it isn't a real
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* array, we treat it as array to reduce code bloat.
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*/
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VNET_DEFINE(struct tcpstat_p, tcpstatp);
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static void
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vnet_tcpstatp_init(const void *unused)
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{
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counter_u64_t *c;
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int i;
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for (i = 0, c = (counter_u64_t *)&V_tcpstatp;
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i < sizeof(V_tcpstatp) / sizeof(counter_u64_t);
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i++, c++) {
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*c = counter_u64_alloc(M_WAITOK);
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counter_u64_zero(*c);
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}
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}
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VNET_SYSINIT(vnet_tcpstatp_init, SI_SUB_PROTO_IFATTACHDOMAIN, SI_ORDER_ANY,
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vnet_tcpstatp_init, NULL);
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#ifdef VIMAGE
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static void
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vnet_tcpstatp_uninit(const void *unused)
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{
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counter_u64_t *c;
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int i;
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for (i = 0, c = (counter_u64_t *)&V_tcpstatp;
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i < sizeof(V_tcpstatp) / sizeof(counter_u64_t);
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i++, c++)
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counter_u64_free(*c);
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}
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VNET_SYSUNINIT(vnet_tcpstatp_init, SI_SUB_PROTO_IFATTACHDOMAIN, SI_ORDER_ANY,
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vnet_ipstatp_uninit, NULL);
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#endif /* VIMAGE */
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static int
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tcpstat_sysctl(SYSCTL_HANDLER_ARGS)
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{
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struct tcpstat tcpstat;
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counter_u64_t *c;
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uint64_t *v;
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int i;
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for (i = 0, c = (counter_u64_t *)&V_tcpstatp, v = (uint64_t *)&tcpstat;
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i < sizeof(V_tcpstatp) / sizeof(counter_u64_t);
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i++, c++, v++) {
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*v = counter_u64_fetch(*c);
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if (req->newptr)
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counter_u64_zero(*c);
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}
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return (SYSCTL_OUT(req, &tcpstat, sizeof(tcpstat)));
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}
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SYSCTL_VNET_PROC(_net_inet_tcp, TCPCTL_STATS, stats, CTLTYPE_OPAQUE |
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CTLFLAG_RW, NULL, 0, tcpstat_sysctl, "I",
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"TCP statistics (struct tcpstat, netinet/tcp_var.h)");
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/*
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* Kernel module interface for updating tcpstat. The argument is an index
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* into tcpstat treated as an array of u_long. While this encodes the
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* general layout of tcpstat into the caller, it doesn't encode its location,
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* so that future changes to add, for example, per-CPU stats support won't
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* cause binary compatibility problems for kernel modules.
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* into tcpstat treated as an array.
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*/
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void
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kmod_tcpstat_inc(int statnum)
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{
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(*((u_long *)&V_tcpstat + statnum))++;
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counter_u64_add((counter_u64_t )&V_tcpstatp + statnum, 1);
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}
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/*
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@ -389,125 +389,233 @@ struct tcptw {
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* but that's inconvenient at the moment.
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*/
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struct tcpstat {
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u_long tcps_connattempt; /* connections initiated */
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u_long tcps_accepts; /* connections accepted */
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u_long tcps_connects; /* connections established */
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u_long tcps_drops; /* connections dropped */
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u_long tcps_conndrops; /* embryonic connections dropped */
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u_long tcps_minmssdrops; /* average minmss too low drops */
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u_long tcps_closed; /* conn. closed (includes drops) */
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u_long tcps_segstimed; /* segs where we tried to get rtt */
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u_long tcps_rttupdated; /* times we succeeded */
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u_long tcps_delack; /* delayed acks sent */
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u_long tcps_timeoutdrop; /* conn. dropped in rxmt timeout */
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u_long tcps_rexmttimeo; /* retransmit timeouts */
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u_long tcps_persisttimeo; /* persist timeouts */
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u_long tcps_keeptimeo; /* keepalive timeouts */
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u_long tcps_keepprobe; /* keepalive probes sent */
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u_long tcps_keepdrops; /* connections dropped in keepalive */
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uint64_t tcps_connattempt; /* connections initiated */
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uint64_t tcps_accepts; /* connections accepted */
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uint64_t tcps_connects; /* connections established */
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uint64_t tcps_drops; /* connections dropped */
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uint64_t tcps_conndrops; /* embryonic connections dropped */
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uint64_t tcps_minmssdrops; /* average minmss too low drops */
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uint64_t tcps_closed; /* conn. closed (includes drops) */
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uint64_t tcps_segstimed; /* segs where we tried to get rtt */
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uint64_t tcps_rttupdated; /* times we succeeded */
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uint64_t tcps_delack; /* delayed acks sent */
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uint64_t tcps_timeoutdrop; /* conn. dropped in rxmt timeout */
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uint64_t tcps_rexmttimeo; /* retransmit timeouts */
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uint64_t tcps_persisttimeo; /* persist timeouts */
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uint64_t tcps_keeptimeo; /* keepalive timeouts */
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uint64_t tcps_keepprobe; /* keepalive probes sent */
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uint64_t tcps_keepdrops; /* connections dropped in keepalive */
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u_long tcps_sndtotal; /* total packets sent */
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u_long tcps_sndpack; /* data packets sent */
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u_long tcps_sndbyte; /* data bytes sent */
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u_long tcps_sndrexmitpack; /* data packets retransmitted */
|
||||
u_long tcps_sndrexmitbyte; /* data bytes retransmitted */
|
||||
u_long tcps_sndrexmitbad; /* unnecessary packet retransmissions */
|
||||
u_long tcps_sndacks; /* ack-only packets sent */
|
||||
u_long tcps_sndprobe; /* window probes sent */
|
||||
u_long tcps_sndurg; /* packets sent with URG only */
|
||||
u_long tcps_sndwinup; /* window update-only packets sent */
|
||||
u_long tcps_sndctrl; /* control (SYN|FIN|RST) packets sent */
|
||||
uint64_t tcps_sndtotal; /* total packets sent */
|
||||
uint64_t tcps_sndpack; /* data packets sent */
|
||||
uint64_t tcps_sndbyte; /* data bytes sent */
|
||||
uint64_t tcps_sndrexmitpack; /* data packets retransmitted */
|
||||
uint64_t tcps_sndrexmitbyte; /* data bytes retransmitted */
|
||||
uint64_t tcps_sndrexmitbad; /* unnecessary packet retransmissions */
|
||||
uint64_t tcps_sndacks; /* ack-only packets sent */
|
||||
uint64_t tcps_sndprobe; /* window probes sent */
|
||||
uint64_t tcps_sndurg; /* packets sent with URG only */
|
||||
uint64_t tcps_sndwinup; /* window update-only packets sent */
|
||||
uint64_t tcps_sndctrl; /* control (SYN|FIN|RST) packets sent */
|
||||
|
||||
u_long tcps_rcvtotal; /* total packets received */
|
||||
u_long tcps_rcvpack; /* packets received in sequence */
|
||||
u_long tcps_rcvbyte; /* bytes received in sequence */
|
||||
u_long tcps_rcvbadsum; /* packets received with ccksum errs */
|
||||
u_long tcps_rcvbadoff; /* packets received with bad offset */
|
||||
u_long tcps_rcvmemdrop; /* packets dropped for lack of memory */
|
||||
u_long tcps_rcvshort; /* packets received too short */
|
||||
u_long tcps_rcvduppack; /* duplicate-only packets received */
|
||||
u_long tcps_rcvdupbyte; /* duplicate-only bytes received */
|
||||
u_long tcps_rcvpartduppack; /* packets with some duplicate data */
|
||||
u_long tcps_rcvpartdupbyte; /* dup. bytes in part-dup. packets */
|
||||
u_long tcps_rcvoopack; /* out-of-order packets received */
|
||||
u_long tcps_rcvoobyte; /* out-of-order bytes received */
|
||||
u_long tcps_rcvpackafterwin; /* packets with data after window */
|
||||
u_long tcps_rcvbyteafterwin; /* bytes rcvd after window */
|
||||
u_long tcps_rcvafterclose; /* packets rcvd after "close" */
|
||||
u_long tcps_rcvwinprobe; /* rcvd window probe packets */
|
||||
u_long tcps_rcvdupack; /* rcvd duplicate acks */
|
||||
u_long tcps_rcvacktoomuch; /* rcvd acks for unsent data */
|
||||
u_long tcps_rcvackpack; /* rcvd ack packets */
|
||||
u_long tcps_rcvackbyte; /* bytes acked by rcvd acks */
|
||||
u_long tcps_rcvwinupd; /* rcvd window update packets */
|
||||
u_long tcps_pawsdrop; /* segments dropped due to PAWS */
|
||||
u_long tcps_predack; /* times hdr predict ok for acks */
|
||||
u_long tcps_preddat; /* times hdr predict ok for data pkts */
|
||||
u_long tcps_pcbcachemiss;
|
||||
u_long tcps_cachedrtt; /* times cached RTT in route updated */
|
||||
u_long tcps_cachedrttvar; /* times cached rttvar updated */
|
||||
u_long tcps_cachedssthresh; /* times cached ssthresh updated */
|
||||
u_long tcps_usedrtt; /* times RTT initialized from route */
|
||||
u_long tcps_usedrttvar; /* times RTTVAR initialized from rt */
|
||||
u_long tcps_usedssthresh; /* times ssthresh initialized from rt*/
|
||||
u_long tcps_persistdrop; /* timeout in persist state */
|
||||
u_long tcps_badsyn; /* bogus SYN, e.g. premature ACK */
|
||||
u_long tcps_mturesent; /* resends due to MTU discovery */
|
||||
u_long tcps_listendrop; /* listen queue overflows */
|
||||
u_long tcps_badrst; /* ignored RSTs in the window */
|
||||
uint64_t tcps_rcvtotal; /* total packets received */
|
||||
uint64_t tcps_rcvpack; /* packets received in sequence */
|
||||
uint64_t tcps_rcvbyte; /* bytes received in sequence */
|
||||
uint64_t tcps_rcvbadsum; /* packets received with ccksum errs */
|
||||
uint64_t tcps_rcvbadoff; /* packets received with bad offset */
|
||||
uint64_t tcps_rcvmemdrop; /* packets dropped for lack of memory */
|
||||
uint64_t tcps_rcvshort; /* packets received too short */
|
||||
uint64_t tcps_rcvduppack; /* duplicate-only packets received */
|
||||
uint64_t tcps_rcvdupbyte; /* duplicate-only bytes received */
|
||||
uint64_t tcps_rcvpartduppack; /* packets with some duplicate data */
|
||||
uint64_t tcps_rcvpartdupbyte; /* dup. bytes in part-dup. packets */
|
||||
uint64_t tcps_rcvoopack; /* out-of-order packets received */
|
||||
uint64_t tcps_rcvoobyte; /* out-of-order bytes received */
|
||||
uint64_t tcps_rcvpackafterwin; /* packets with data after window */
|
||||
uint64_t tcps_rcvbyteafterwin; /* bytes rcvd after window */
|
||||
uint64_t tcps_rcvafterclose; /* packets rcvd after "close" */
|
||||
uint64_t tcps_rcvwinprobe; /* rcvd window probe packets */
|
||||
uint64_t tcps_rcvdupack; /* rcvd duplicate acks */
|
||||
uint64_t tcps_rcvacktoomuch; /* rcvd acks for unsent data */
|
||||
uint64_t tcps_rcvackpack; /* rcvd ack packets */
|
||||
uint64_t tcps_rcvackbyte; /* bytes acked by rcvd acks */
|
||||
uint64_t tcps_rcvwinupd; /* rcvd window update packets */
|
||||
uint64_t tcps_pawsdrop; /* segments dropped due to PAWS */
|
||||
uint64_t tcps_predack; /* times hdr predict ok for acks */
|
||||
uint64_t tcps_preddat; /* times hdr predict ok for data pkts */
|
||||
uint64_t tcps_pcbcachemiss;
|
||||
uint64_t tcps_cachedrtt; /* times cached RTT in route updated */
|
||||
uint64_t tcps_cachedrttvar; /* times cached rttvar updated */
|
||||
uint64_t tcps_cachedssthresh; /* times cached ssthresh updated */
|
||||
uint64_t tcps_usedrtt; /* times RTT initialized from route */
|
||||
uint64_t tcps_usedrttvar; /* times RTTVAR initialized from rt */
|
||||
uint64_t tcps_usedssthresh; /* times ssthresh initialized from rt*/
|
||||
uint64_t tcps_persistdrop; /* timeout in persist state */
|
||||
uint64_t tcps_badsyn; /* bogus SYN, e.g. premature ACK */
|
||||
uint64_t tcps_mturesent; /* resends due to MTU discovery */
|
||||
uint64_t tcps_listendrop; /* listen queue overflows */
|
||||
uint64_t tcps_badrst; /* ignored RSTs in the window */
|
||||
|
||||
u_long tcps_sc_added; /* entry added to syncache */
|
||||
u_long tcps_sc_retransmitted; /* syncache entry was retransmitted */
|
||||
u_long tcps_sc_dupsyn; /* duplicate SYN packet */
|
||||
u_long tcps_sc_dropped; /* could not reply to packet */
|
||||
u_long tcps_sc_completed; /* successful extraction of entry */
|
||||
u_long tcps_sc_bucketoverflow; /* syncache per-bucket limit hit */
|
||||
u_long tcps_sc_cacheoverflow; /* syncache cache limit hit */
|
||||
u_long tcps_sc_reset; /* RST removed entry from syncache */
|
||||
u_long tcps_sc_stale; /* timed out or listen socket gone */
|
||||
u_long tcps_sc_aborted; /* syncache entry aborted */
|
||||
u_long tcps_sc_badack; /* removed due to bad ACK */
|
||||
u_long tcps_sc_unreach; /* ICMP unreachable received */
|
||||
u_long tcps_sc_zonefail; /* zalloc() failed */
|
||||
u_long tcps_sc_sendcookie; /* SYN cookie sent */
|
||||
u_long tcps_sc_recvcookie; /* SYN cookie received */
|
||||
uint64_t tcps_sc_added; /* entry added to syncache */
|
||||
uint64_t tcps_sc_retransmitted; /* syncache entry was retransmitted */
|
||||
uint64_t tcps_sc_dupsyn; /* duplicate SYN packet */
|
||||
uint64_t tcps_sc_dropped; /* could not reply to packet */
|
||||
uint64_t tcps_sc_completed; /* successful extraction of entry */
|
||||
uint64_t tcps_sc_bucketoverflow;/* syncache per-bucket limit hit */
|
||||
uint64_t tcps_sc_cacheoverflow; /* syncache cache limit hit */
|
||||
uint64_t tcps_sc_reset; /* RST removed entry from syncache */
|
||||
uint64_t tcps_sc_stale; /* timed out or listen socket gone */
|
||||
uint64_t tcps_sc_aborted; /* syncache entry aborted */
|
||||
uint64_t tcps_sc_badack; /* removed due to bad ACK */
|
||||
uint64_t tcps_sc_unreach; /* ICMP unreachable received */
|
||||
uint64_t tcps_sc_zonefail; /* zalloc() failed */
|
||||
uint64_t tcps_sc_sendcookie; /* SYN cookie sent */
|
||||
uint64_t tcps_sc_recvcookie; /* SYN cookie received */
|
||||
|
||||
u_long tcps_hc_added; /* entry added to hostcache */
|
||||
u_long tcps_hc_bucketoverflow; /* hostcache per bucket limit hit */
|
||||
uint64_t tcps_hc_added; /* entry added to hostcache */
|
||||
uint64_t tcps_hc_bucketoverflow;/* hostcache per bucket limit hit */
|
||||
|
||||
u_long tcps_finwait2_drops; /* Drop FIN_WAIT_2 connection after time limit */
|
||||
uint64_t tcps_finwait2_drops; /* Drop FIN_WAIT_2 connection after time limit */
|
||||
|
||||
/* SACK related stats */
|
||||
u_long tcps_sack_recovery_episode; /* SACK recovery episodes */
|
||||
u_long tcps_sack_rexmits; /* SACK rexmit segments */
|
||||
u_long tcps_sack_rexmit_bytes; /* SACK rexmit bytes */
|
||||
u_long tcps_sack_rcv_blocks; /* SACK blocks (options) received */
|
||||
u_long tcps_sack_send_blocks; /* SACK blocks (options) sent */
|
||||
u_long tcps_sack_sboverflow; /* times scoreboard overflowed */
|
||||
uint64_t tcps_sack_recovery_episode; /* SACK recovery episodes */
|
||||
uint64_t tcps_sack_rexmits; /* SACK rexmit segments */
|
||||
uint64_t tcps_sack_rexmit_bytes; /* SACK rexmit bytes */
|
||||
uint64_t tcps_sack_rcv_blocks; /* SACK blocks (options) received */
|
||||
uint64_t tcps_sack_send_blocks; /* SACK blocks (options) sent */
|
||||
uint64_t tcps_sack_sboverflow; /* times scoreboard overflowed */
|
||||
|
||||
/* ECN related stats */
|
||||
u_long tcps_ecn_ce; /* ECN Congestion Experienced */
|
||||
u_long tcps_ecn_ect0; /* ECN Capable Transport */
|
||||
u_long tcps_ecn_ect1; /* ECN Capable Transport */
|
||||
u_long tcps_ecn_shs; /* ECN successful handshakes */
|
||||
u_long tcps_ecn_rcwnd; /* # times ECN reduced the cwnd */
|
||||
uint64_t tcps_ecn_ce; /* ECN Congestion Experienced */
|
||||
uint64_t tcps_ecn_ect0; /* ECN Capable Transport */
|
||||
uint64_t tcps_ecn_ect1; /* ECN Capable Transport */
|
||||
uint64_t tcps_ecn_shs; /* ECN successful handshakes */
|
||||
uint64_t tcps_ecn_rcwnd; /* # times ECN reduced the cwnd */
|
||||
|
||||
/* TCP_SIGNATURE related stats */
|
||||
u_long tcps_sig_rcvgoodsig; /* Total matching signature received */
|
||||
u_long tcps_sig_rcvbadsig; /* Total bad signature received */
|
||||
u_long tcps_sig_err_buildsig; /* Mismatching signature received */
|
||||
u_long tcps_sig_err_sigopt; /* No signature expected by socket */
|
||||
u_long tcps_sig_err_nosigopt; /* No signature provided by segment */
|
||||
uint64_t tcps_sig_rcvgoodsig; /* Total matching signature received */
|
||||
uint64_t tcps_sig_rcvbadsig; /* Total bad signature received */
|
||||
uint64_t tcps_sig_err_buildsig; /* Mismatching signature received */
|
||||
uint64_t tcps_sig_err_sigopt; /* No signature expected by socket */
|
||||
uint64_t tcps_sig_err_nosigopt; /* No signature provided by segment */
|
||||
|
||||
u_long _pad[12]; /* 6 UTO, 6 TBD */
|
||||
uint64_t _pad[12]; /* 6 UTO, 6 TBD */
|
||||
};
|
||||
|
||||
#ifdef _KERNEL
|
||||
|
||||
#include <sys/counter.h>
|
||||
|
||||
/* Should match 'struct tcpstat' above. */
|
||||
struct tcpstat_p {
|
||||
counter_u64_t tcps_connattempt;
|
||||
counter_u64_t tcps_accepts;
|
||||
counter_u64_t tcps_connects;
|
||||
counter_u64_t tcps_drops;
|
||||
counter_u64_t tcps_conndrops;
|
||||
counter_u64_t tcps_minmssdrops;
|
||||
counter_u64_t tcps_closed;
|
||||
counter_u64_t tcps_segstimed;
|
||||
counter_u64_t tcps_rttupdated;
|
||||
counter_u64_t tcps_delack;
|
||||
counter_u64_t tcps_timeoutdrop;
|
||||
counter_u64_t tcps_rexmttimeo;
|
||||
counter_u64_t tcps_persisttimeo;
|
||||
counter_u64_t tcps_keeptimeo;
|
||||
counter_u64_t tcps_keepprobe;
|
||||
counter_u64_t tcps_keepdrops;
|
||||
counter_u64_t tcps_sndtotal;
|
||||
counter_u64_t tcps_sndpack;
|
||||
counter_u64_t tcps_sndbyte;
|
||||
counter_u64_t tcps_sndrexmitpack;
|
||||
counter_u64_t tcps_sndrexmitbyte;
|
||||
counter_u64_t tcps_sndrexmitbad;
|
||||
counter_u64_t tcps_sndacks;
|
||||
counter_u64_t tcps_sndprobe;
|
||||
counter_u64_t tcps_sndurg;
|
||||
counter_u64_t tcps_sndwinup;
|
||||
counter_u64_t tcps_sndctrl;
|
||||
counter_u64_t tcps_rcvtotal;
|
||||
counter_u64_t tcps_rcvpack;
|
||||
counter_u64_t tcps_rcvbyte;
|
||||
counter_u64_t tcps_rcvbadsum;
|
||||
counter_u64_t tcps_rcvbadoff;
|
||||
counter_u64_t tcps_rcvmemdrop;
|
||||
counter_u64_t tcps_rcvshort;
|
||||
counter_u64_t tcps_rcvduppack;
|
||||
counter_u64_t tcps_rcvdupbyte;
|
||||
counter_u64_t tcps_rcvpartduppack;
|
||||
counter_u64_t tcps_rcvpartdupbyte;
|
||||
counter_u64_t tcps_rcvoopack;
|
||||
counter_u64_t tcps_rcvoobyte;
|
||||
counter_u64_t tcps_rcvpackafterwin;
|
||||
counter_u64_t tcps_rcvbyteafterwin;
|
||||
counter_u64_t tcps_rcvafterclose;
|
||||
counter_u64_t tcps_rcvwinprobe;
|
||||
counter_u64_t tcps_rcvdupack;
|
||||
counter_u64_t tcps_rcvacktoomuch;
|
||||
counter_u64_t tcps_rcvackpack;
|
||||
counter_u64_t tcps_rcvackbyte;
|
||||
counter_u64_t tcps_rcvwinupd;
|
||||
counter_u64_t tcps_pawsdrop;
|
||||
counter_u64_t tcps_predack;
|
||||
counter_u64_t tcps_preddat;
|
||||
counter_u64_t tcps_pcbcachemiss;
|
||||
counter_u64_t tcps_cachedrtt;
|
||||
counter_u64_t tcps_cachedrttvar;
|
||||
counter_u64_t tcps_cachedssthresh;
|
||||
counter_u64_t tcps_usedrtt;
|
||||
counter_u64_t tcps_usedrttvar;
|
||||
counter_u64_t tcps_usedssthresh;
|
||||
counter_u64_t tcps_persistdrop;
|
||||
counter_u64_t tcps_badsyn;
|
||||
counter_u64_t tcps_mturesent;
|
||||
counter_u64_t tcps_listendrop;
|
||||
counter_u64_t tcps_badrst;
|
||||
counter_u64_t tcps_sc_added;
|
||||
counter_u64_t tcps_sc_retransmitted;
|
||||
counter_u64_t tcps_sc_dupsyn;
|
||||
counter_u64_t tcps_sc_dropped;
|
||||
counter_u64_t tcps_sc_completed;
|
||||
counter_u64_t tcps_sc_bucketoverflow;
|
||||
counter_u64_t tcps_sc_cacheoverflow;
|
||||
counter_u64_t tcps_sc_reset;
|
||||
counter_u64_t tcps_sc_stale;
|
||||
counter_u64_t tcps_sc_aborted;
|
||||
counter_u64_t tcps_sc_badack;
|
||||
counter_u64_t tcps_sc_unreach;
|
||||
counter_u64_t tcps_sc_zonefail;
|
||||
counter_u64_t tcps_sc_sendcookie;
|
||||
counter_u64_t tcps_sc_recvcookie;
|
||||
counter_u64_t tcps_hc_added;
|
||||
counter_u64_t tcps_hc_bucketoverflow;
|
||||
counter_u64_t tcps_finwait2_drops;
|
||||
counter_u64_t tcps_sack_recovery_episode;
|
||||
counter_u64_t tcps_sack_rexmits;
|
||||
counter_u64_t tcps_sack_rexmit_bytes;
|
||||
counter_u64_t tcps_sack_rcv_blocks;
|
||||
counter_u64_t tcps_sack_send_blocks;
|
||||
counter_u64_t tcps_sack_sboverflow;
|
||||
counter_u64_t tcps_ecn_ce;
|
||||
counter_u64_t tcps_ecn_ect0;
|
||||
counter_u64_t tcps_ecn_ect1;
|
||||
counter_u64_t tcps_ecn_shs;
|
||||
counter_u64_t tcps_ecn_rcwnd;
|
||||
counter_u64_t tcps_sig_rcvgoodsig;
|
||||
counter_u64_t tcps_sig_rcvbadsig;
|
||||
counter_u64_t tcps_sig_err_buildsig;
|
||||
counter_u64_t tcps_sig_err_sigopt;
|
||||
counter_u64_t tcps_sig_err_nosigopt;
|
||||
};
|
||||
|
||||
VNET_DECLARE(struct tcpstat_p, tcpstatp); /* tcp statistics */
|
||||
#define V_tcpstatp VNET(tcpstatp)
|
||||
|
||||
/*
|
||||
* In-kernel consumers can use these accessor macros directly to update
|
||||
* stats.
|
||||
*/
|
||||
#define TCPSTAT_ADD(name, val) V_tcpstat.name += (val)
|
||||
#define TCPSTAT_ADD(name, val) counter_u64_add(V_tcpstatp.name, (val))
|
||||
#define TCPSTAT_INC(name) TCPSTAT_ADD(name, 1)
|
||||
|
||||
/*
|
||||
@ -515,7 +623,8 @@ struct tcpstat {
|
||||
*/
|
||||
void kmod_tcpstat_inc(int statnum);
|
||||
#define KMOD_TCPSTAT_INC(name) \
|
||||
kmod_tcpstat_inc(offsetof(struct tcpstat, name) / sizeof(u_long))
|
||||
kmod_tcpstat_inc(offsetof(struct tcpstat_p, name) / \
|
||||
sizeof(counter_u64_t))
|
||||
|
||||
/*
|
||||
* TCP specific helper hook point identifiers.
|
||||
@ -605,7 +714,6 @@ MALLOC_DECLARE(M_TCPLOG);
|
||||
|
||||
VNET_DECLARE(struct inpcbhead, tcb); /* queue of active tcpcb's */
|
||||
VNET_DECLARE(struct inpcbinfo, tcbinfo);
|
||||
VNET_DECLARE(struct tcpstat, tcpstat); /* tcp statistics */
|
||||
extern int tcp_log_in_vain;
|
||||
VNET_DECLARE(int, tcp_mssdflt); /* XXX */
|
||||
VNET_DECLARE(int, tcp_minmss);
|
||||
@ -619,7 +727,6 @@ VNET_DECLARE(int, tcp_do_rfc3465);
|
||||
VNET_DECLARE(int, tcp_abc_l_var);
|
||||
#define V_tcb VNET(tcb)
|
||||
#define V_tcbinfo VNET(tcbinfo)
|
||||
#define V_tcpstat VNET(tcpstat)
|
||||
#define V_tcp_mssdflt VNET(tcp_mssdflt)
|
||||
#define V_tcp_minmss VNET(tcp_minmss)
|
||||
#define V_tcp_delack_enabled VNET(tcp_delack_enabled)
|
||||
|
||||
@ -608,115 +608,121 @@ tcp_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
|
||||
|
||||
printf ("%s:\n", name);
|
||||
|
||||
#define p(f, m) if (tcpstat.f || sflag <= 1) \
|
||||
printf(m, tcpstat.f, plural(tcpstat.f))
|
||||
#define p1a(f, m) if (tcpstat.f || sflag <= 1) \
|
||||
printf(m, tcpstat.f)
|
||||
#define p2(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \
|
||||
printf(m, tcpstat.f1, plural(tcpstat.f1), tcpstat.f2, plural(tcpstat.f2))
|
||||
#define p2a(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \
|
||||
printf(m, tcpstat.f1, plural(tcpstat.f1), tcpstat.f2)
|
||||
#define p3(f, m) if (tcpstat.f || sflag <= 1) \
|
||||
printf(m, tcpstat.f, pluralies(tcpstat.f))
|
||||
#define p(f, m) if (tcpstat.f || sflag <= 1) \
|
||||
printf(m, (uintmax_t )tcpstat.f, plural(tcpstat.f))
|
||||
|
||||
p(tcps_sndtotal, "\t%lu packet%s sent\n");
|
||||
p2(tcps_sndpack,tcps_sndbyte, "\t\t%lu data packet%s (%lu byte%s)\n");
|
||||
#define p1a(f, m) if (tcpstat.f || sflag <= 1) \
|
||||
printf(m, (uintmax_t )tcpstat.f)
|
||||
|
||||
#define p2(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \
|
||||
printf(m, (uintmax_t )tcpstat.f1, plural(tcpstat.f1), \
|
||||
(uintmax_t )tcpstat.f2, plural(tcpstat.f2))
|
||||
|
||||
#define p2a(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \
|
||||
printf(m, (uintmax_t )tcpstat.f1, plural(tcpstat.f1), \
|
||||
(uintmax_t )tcpstat.f2)
|
||||
|
||||
#define p3(f, m) if (tcpstat.f || sflag <= 1) \
|
||||
printf(m, (uintmax_t )tcpstat.f, pluralies(tcpstat.f))
|
||||
|
||||
p(tcps_sndtotal, "\t%ju packet%s sent\n");
|
||||
p2(tcps_sndpack,tcps_sndbyte, "\t\t%ju data packet%s (%ju byte%s)\n");
|
||||
p2(tcps_sndrexmitpack, tcps_sndrexmitbyte,
|
||||
"\t\t%lu data packet%s (%lu byte%s) retransmitted\n");
|
||||
"\t\t%ju data packet%s (%ju byte%s) retransmitted\n");
|
||||
p(tcps_sndrexmitbad,
|
||||
"\t\t%lu data packet%s unnecessarily retransmitted\n");
|
||||
p(tcps_mturesent, "\t\t%lu resend%s initiated by MTU discovery\n");
|
||||
"\t\t%ju data packet%s unnecessarily retransmitted\n");
|
||||
p(tcps_mturesent, "\t\t%ju resend%s initiated by MTU discovery\n");
|
||||
p2a(tcps_sndacks, tcps_delack,
|
||||
"\t\t%lu ack-only packet%s (%lu delayed)\n");
|
||||
p(tcps_sndurg, "\t\t%lu URG only packet%s\n");
|
||||
p(tcps_sndprobe, "\t\t%lu window probe packet%s\n");
|
||||
p(tcps_sndwinup, "\t\t%lu window update packet%s\n");
|
||||
p(tcps_sndctrl, "\t\t%lu control packet%s\n");
|
||||
p(tcps_rcvtotal, "\t%lu packet%s received\n");
|
||||
"\t\t%ju ack-only packet%s (%ju delayed)\n");
|
||||
p(tcps_sndurg, "\t\t%ju URG only packet%s\n");
|
||||
p(tcps_sndprobe, "\t\t%ju window probe packet%s\n");
|
||||
p(tcps_sndwinup, "\t\t%ju window update packet%s\n");
|
||||
p(tcps_sndctrl, "\t\t%ju control packet%s\n");
|
||||
p(tcps_rcvtotal, "\t%ju packet%s received\n");
|
||||
p2(tcps_rcvackpack, tcps_rcvackbyte,
|
||||
"\t\t%lu ack%s (for %lu byte%s)\n");
|
||||
p(tcps_rcvdupack, "\t\t%lu duplicate ack%s\n");
|
||||
p(tcps_rcvacktoomuch, "\t\t%lu ack%s for unsent data\n");
|
||||
"\t\t%ju ack%s (for %ju byte%s)\n");
|
||||
p(tcps_rcvdupack, "\t\t%ju duplicate ack%s\n");
|
||||
p(tcps_rcvacktoomuch, "\t\t%ju ack%s for unsent data\n");
|
||||
p2(tcps_rcvpack, tcps_rcvbyte,
|
||||
"\t\t%lu packet%s (%lu byte%s) received in-sequence\n");
|
||||
"\t\t%ju packet%s (%ju byte%s) received in-sequence\n");
|
||||
p2(tcps_rcvduppack, tcps_rcvdupbyte,
|
||||
"\t\t%lu completely duplicate packet%s (%lu byte%s)\n");
|
||||
p(tcps_pawsdrop, "\t\t%lu old duplicate packet%s\n");
|
||||
"\t\t%ju completely duplicate packet%s (%ju byte%s)\n");
|
||||
p(tcps_pawsdrop, "\t\t%ju old duplicate packet%s\n");
|
||||
p2(tcps_rcvpartduppack, tcps_rcvpartdupbyte,
|
||||
"\t\t%lu packet%s with some dup. data (%lu byte%s duped)\n");
|
||||
"\t\t%ju packet%s with some dup. data (%ju byte%s duped)\n");
|
||||
p2(tcps_rcvoopack, tcps_rcvoobyte,
|
||||
"\t\t%lu out-of-order packet%s (%lu byte%s)\n");
|
||||
"\t\t%ju out-of-order packet%s (%ju byte%s)\n");
|
||||
p2(tcps_rcvpackafterwin, tcps_rcvbyteafterwin,
|
||||
"\t\t%lu packet%s (%lu byte%s) of data after window\n");
|
||||
p(tcps_rcvwinprobe, "\t\t%lu window probe%s\n");
|
||||
p(tcps_rcvwinupd, "\t\t%lu window update packet%s\n");
|
||||
p(tcps_rcvafterclose, "\t\t%lu packet%s received after close\n");
|
||||
p(tcps_rcvbadsum, "\t\t%lu discarded for bad checksum%s\n");
|
||||
p(tcps_rcvbadoff, "\t\t%lu discarded for bad header offset field%s\n");
|
||||
p1a(tcps_rcvshort, "\t\t%lu discarded because packet too short\n");
|
||||
p1a(tcps_rcvmemdrop, "\t\t%lu discarded due to memory problems\n");
|
||||
p(tcps_connattempt, "\t%lu connection request%s\n");
|
||||
p(tcps_accepts, "\t%lu connection accept%s\n");
|
||||
p(tcps_badsyn, "\t%lu bad connection attempt%s\n");
|
||||
p(tcps_listendrop, "\t%lu listen queue overflow%s\n");
|
||||
p(tcps_badrst, "\t%lu ignored RSTs in the window%s\n");
|
||||
p(tcps_connects, "\t%lu connection%s established (including accepts)\n");
|
||||
"\t\t%ju packet%s (%ju byte%s) of data after window\n");
|
||||
p(tcps_rcvwinprobe, "\t\t%ju window probe%s\n");
|
||||
p(tcps_rcvwinupd, "\t\t%ju window update packet%s\n");
|
||||
p(tcps_rcvafterclose, "\t\t%ju packet%s received after close\n");
|
||||
p(tcps_rcvbadsum, "\t\t%ju discarded for bad checksum%s\n");
|
||||
p(tcps_rcvbadoff, "\t\t%ju discarded for bad header offset field%s\n");
|
||||
p1a(tcps_rcvshort, "\t\t%ju discarded because packet too short\n");
|
||||
p1a(tcps_rcvmemdrop, "\t\t%ju discarded due to memory problems\n");
|
||||
p(tcps_connattempt, "\t%ju connection request%s\n");
|
||||
p(tcps_accepts, "\t%ju connection accept%s\n");
|
||||
p(tcps_badsyn, "\t%ju bad connection attempt%s\n");
|
||||
p(tcps_listendrop, "\t%ju listen queue overflow%s\n");
|
||||
p(tcps_badrst, "\t%ju ignored RSTs in the window%s\n");
|
||||
p(tcps_connects, "\t%ju connection%s established (including accepts)\n");
|
||||
p2(tcps_closed, tcps_drops,
|
||||
"\t%lu connection%s closed (including %lu drop%s)\n");
|
||||
p(tcps_cachedrtt, "\t\t%lu connection%s updated cached RTT on close\n");
|
||||
"\t%ju connection%s closed (including %ju drop%s)\n");
|
||||
p(tcps_cachedrtt, "\t\t%ju connection%s updated cached RTT on close\n");
|
||||
p(tcps_cachedrttvar,
|
||||
"\t\t%lu connection%s updated cached RTT variance on close\n");
|
||||
"\t\t%ju connection%s updated cached RTT variance on close\n");
|
||||
p(tcps_cachedssthresh,
|
||||
"\t\t%lu connection%s updated cached ssthresh on close\n");
|
||||
p(tcps_conndrops, "\t%lu embryonic connection%s dropped\n");
|
||||
"\t\t%ju connection%s updated cached ssthresh on close\n");
|
||||
p(tcps_conndrops, "\t%ju embryonic connection%s dropped\n");
|
||||
p2(tcps_rttupdated, tcps_segstimed,
|
||||
"\t%lu segment%s updated rtt (of %lu attempt%s)\n");
|
||||
p(tcps_rexmttimeo, "\t%lu retransmit timeout%s\n");
|
||||
p(tcps_timeoutdrop, "\t\t%lu connection%s dropped by rexmit timeout\n");
|
||||
p(tcps_persisttimeo, "\t%lu persist timeout%s\n");
|
||||
p(tcps_persistdrop, "\t\t%lu connection%s dropped by persist timeout\n");
|
||||
"\t%ju segment%s updated rtt (of %ju attempt%s)\n");
|
||||
p(tcps_rexmttimeo, "\t%ju retransmit timeout%s\n");
|
||||
p(tcps_timeoutdrop, "\t\t%ju connection%s dropped by rexmit timeout\n");
|
||||
p(tcps_persisttimeo, "\t%ju persist timeout%s\n");
|
||||
p(tcps_persistdrop, "\t\t%ju connection%s dropped by persist timeout\n");
|
||||
p(tcps_finwait2_drops,
|
||||
"\t%lu Connection%s (fin_wait_2) dropped because of timeout\n");
|
||||
p(tcps_keeptimeo, "\t%lu keepalive timeout%s\n");
|
||||
p(tcps_keepprobe, "\t\t%lu keepalive probe%s sent\n");
|
||||
p(tcps_keepdrops, "\t\t%lu connection%s dropped by keepalive\n");
|
||||
p(tcps_predack, "\t%lu correct ACK header prediction%s\n");
|
||||
p(tcps_preddat, "\t%lu correct data packet header prediction%s\n");
|
||||
"\t%ju Connection%s (fin_wait_2) dropped because of timeout\n");
|
||||
p(tcps_keeptimeo, "\t%ju keepalive timeout%s\n");
|
||||
p(tcps_keepprobe, "\t\t%ju keepalive probe%s sent\n");
|
||||
p(tcps_keepdrops, "\t\t%ju connection%s dropped by keepalive\n");
|
||||
p(tcps_predack, "\t%ju correct ACK header prediction%s\n");
|
||||
p(tcps_preddat, "\t%ju correct data packet header prediction%s\n");
|
||||
|
||||
p3(tcps_sc_added, "\t%lu syncache entr%s added\n");
|
||||
p1a(tcps_sc_retransmitted, "\t\t%lu retransmitted\n");
|
||||
p1a(tcps_sc_dupsyn, "\t\t%lu dupsyn\n");
|
||||
p1a(tcps_sc_dropped, "\t\t%lu dropped\n");
|
||||
p1a(tcps_sc_completed, "\t\t%lu completed\n");
|
||||
p1a(tcps_sc_bucketoverflow, "\t\t%lu bucket overflow\n");
|
||||
p1a(tcps_sc_cacheoverflow, "\t\t%lu cache overflow\n");
|
||||
p1a(tcps_sc_reset, "\t\t%lu reset\n");
|
||||
p1a(tcps_sc_stale, "\t\t%lu stale\n");
|
||||
p1a(tcps_sc_aborted, "\t\t%lu aborted\n");
|
||||
p1a(tcps_sc_badack, "\t\t%lu badack\n");
|
||||
p1a(tcps_sc_unreach, "\t\t%lu unreach\n");
|
||||
p(tcps_sc_zonefail, "\t\t%lu zone failure%s\n");
|
||||
p(tcps_sc_sendcookie, "\t%lu cookie%s sent\n");
|
||||
p(tcps_sc_recvcookie, "\t%lu cookie%s received\n");
|
||||
p3(tcps_sc_added, "\t%ju syncache entr%s added\n");
|
||||
p1a(tcps_sc_retransmitted, "\t\t%ju retransmitted\n");
|
||||
p1a(tcps_sc_dupsyn, "\t\t%ju dupsyn\n");
|
||||
p1a(tcps_sc_dropped, "\t\t%ju dropped\n");
|
||||
p1a(tcps_sc_completed, "\t\t%ju completed\n");
|
||||
p1a(tcps_sc_bucketoverflow, "\t\t%ju bucket overflow\n");
|
||||
p1a(tcps_sc_cacheoverflow, "\t\t%ju cache overflow\n");
|
||||
p1a(tcps_sc_reset, "\t\t%ju reset\n");
|
||||
p1a(tcps_sc_stale, "\t\t%ju stale\n");
|
||||
p1a(tcps_sc_aborted, "\t\t%ju aborted\n");
|
||||
p1a(tcps_sc_badack, "\t\t%ju badack\n");
|
||||
p1a(tcps_sc_unreach, "\t\t%ju unreach\n");
|
||||
p(tcps_sc_zonefail, "\t\t%ju zone failure%s\n");
|
||||
p(tcps_sc_sendcookie, "\t%ju cookie%s sent\n");
|
||||
p(tcps_sc_recvcookie, "\t%ju cookie%s received\n");
|
||||
|
||||
p3(tcps_hc_added, "\t%lu hostcache entr%s added\n");
|
||||
p1a(tcps_hc_bucketoverflow, "\t\t%lu bucket overflow\n");
|
||||
p3(tcps_hc_added, "\t%ju hostcache entr%s added\n");
|
||||
p1a(tcps_hc_bucketoverflow, "\t\t%ju bucket overflow\n");
|
||||
|
||||
p(tcps_sack_recovery_episode, "\t%lu SACK recovery episode%s\n");
|
||||
p(tcps_sack_recovery_episode, "\t%ju SACK recovery episode%s\n");
|
||||
p(tcps_sack_rexmits,
|
||||
"\t%lu segment rexmit%s in SACK recovery episodes\n");
|
||||
"\t%ju segment rexmit%s in SACK recovery episodes\n");
|
||||
p(tcps_sack_rexmit_bytes,
|
||||
"\t%lu byte rexmit%s in SACK recovery episodes\n");
|
||||
"\t%ju byte rexmit%s in SACK recovery episodes\n");
|
||||
p(tcps_sack_rcv_blocks,
|
||||
"\t%lu SACK option%s (SACK blocks) received\n");
|
||||
p(tcps_sack_send_blocks, "\t%lu SACK option%s (SACK blocks) sent\n");
|
||||
p1a(tcps_sack_sboverflow, "\t%lu SACK scoreboard overflow\n");
|
||||
"\t%ju SACK option%s (SACK blocks) received\n");
|
||||
p(tcps_sack_send_blocks, "\t%ju SACK option%s (SACK blocks) sent\n");
|
||||
p1a(tcps_sack_sboverflow, "\t%ju SACK scoreboard overflow\n");
|
||||
|
||||
p(tcps_ecn_ce, "\t%lu packet%s with ECN CE bit set\n");
|
||||
p(tcps_ecn_ect0, "\t%lu packet%s with ECN ECT(0) bit set\n");
|
||||
p(tcps_ecn_ect1, "\t%lu packet%s with ECN ECT(1) bit set\n");
|
||||
p(tcps_ecn_shs, "\t%lu successful ECN handshake%s\n");
|
||||
p(tcps_ecn_rcwnd, "\t%lu time%s ECN reduced the congestion window\n");
|
||||
p(tcps_ecn_ce, "\t%ju packet%s with ECN CE bit set\n");
|
||||
p(tcps_ecn_ect0, "\t%ju packet%s with ECN ECT(0) bit set\n");
|
||||
p(tcps_ecn_ect1, "\t%ju packet%s with ECN ECT(1) bit set\n");
|
||||
p(tcps_ecn_shs, "\t%ju successful ECN handshake%s\n");
|
||||
p(tcps_ecn_rcwnd, "\t%ju time%s ECN reduced the congestion window\n");
|
||||
#undef p
|
||||
#undef p1a
|
||||
#undef p2
|
||||
@ -858,43 +864,43 @@ ip_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
|
||||
printf("%s:\n", name);
|
||||
|
||||
#define p(f, m) if (ipstat.f || sflag <= 1) \
|
||||
printf(m, ipstat.f, plural(ipstat.f))
|
||||
printf(m, (uintmax_t )ipstat.f, plural(ipstat.f))
|
||||
#define p1a(f, m) if (ipstat.f || sflag <= 1) \
|
||||
printf(m, ipstat.f)
|
||||
printf(m, (uintmax_t )ipstat.f)
|
||||
|
||||
p(ips_total, "\t%lu total packet%s received\n");
|
||||
p(ips_badsum, "\t%lu bad header checksum%s\n");
|
||||
p1a(ips_toosmall, "\t%lu with size smaller than minimum\n");
|
||||
p1a(ips_tooshort, "\t%lu with data size < data length\n");
|
||||
p1a(ips_toolong, "\t%lu with ip length > max ip packet size\n");
|
||||
p1a(ips_badhlen, "\t%lu with header length < data size\n");
|
||||
p1a(ips_badlen, "\t%lu with data length < header length\n");
|
||||
p1a(ips_badoptions, "\t%lu with bad options\n");
|
||||
p1a(ips_badvers, "\t%lu with incorrect version number\n");
|
||||
p(ips_fragments, "\t%lu fragment%s received\n");
|
||||
p(ips_fragdropped, "\t%lu fragment%s dropped (dup or out of space)\n");
|
||||
p(ips_fragtimeout, "\t%lu fragment%s dropped after timeout\n");
|
||||
p(ips_reassembled, "\t%lu packet%s reassembled ok\n");
|
||||
p(ips_delivered, "\t%lu packet%s for this host\n");
|
||||
p(ips_noproto, "\t%lu packet%s for unknown/unsupported protocol\n");
|
||||
p(ips_forward, "\t%lu packet%s forwarded");
|
||||
p(ips_fastforward, " (%lu packet%s fast forwarded)");
|
||||
p(ips_total, "\t%ju total packet%s received\n");
|
||||
p(ips_badsum, "\t%ju bad header checksum%s\n");
|
||||
p1a(ips_toosmall, "\t%ju with size smaller than minimum\n");
|
||||
p1a(ips_tooshort, "\t%ju with data size < data length\n");
|
||||
p1a(ips_toolong, "\t%ju with ip length > max ip packet size\n");
|
||||
p1a(ips_badhlen, "\t%ju with header length < data size\n");
|
||||
p1a(ips_badlen, "\t%ju with data length < header length\n");
|
||||
p1a(ips_badoptions, "\t%ju with bad options\n");
|
||||
p1a(ips_badvers, "\t%ju with incorrect version number\n");
|
||||
p(ips_fragments, "\t%ju fragment%s received\n");
|
||||
p(ips_fragdropped, "\t%ju fragment%s dropped (dup or out of space)\n");
|
||||
p(ips_fragtimeout, "\t%ju fragment%s dropped after timeout\n");
|
||||
p(ips_reassembled, "\t%ju packet%s reassembled ok\n");
|
||||
p(ips_delivered, "\t%ju packet%s for this host\n");
|
||||
p(ips_noproto, "\t%ju packet%s for unknown/unsupported protocol\n");
|
||||
p(ips_forward, "\t%ju packet%s forwarded");
|
||||
p(ips_fastforward, " (%ju packet%s fast forwarded)");
|
||||
if (ipstat.ips_forward || sflag <= 1)
|
||||
putchar('\n');
|
||||
p(ips_cantforward, "\t%lu packet%s not forwardable\n");
|
||||
p(ips_cantforward, "\t%ju packet%s not forwardable\n");
|
||||
p(ips_notmember,
|
||||
"\t%lu packet%s received for unknown multicast group\n");
|
||||
p(ips_redirectsent, "\t%lu redirect%s sent\n");
|
||||
p(ips_localout, "\t%lu packet%s sent from this host\n");
|
||||
p(ips_rawout, "\t%lu packet%s sent with fabricated ip header\n");
|
||||
"\t%ju packet%s received for unknown multicast group\n");
|
||||
p(ips_redirectsent, "\t%ju redirect%s sent\n");
|
||||
p(ips_localout, "\t%ju packet%s sent from this host\n");
|
||||
p(ips_rawout, "\t%ju packet%s sent with fabricated ip header\n");
|
||||
p(ips_odropped,
|
||||
"\t%lu output packet%s dropped due to no bufs, etc.\n");
|
||||
p(ips_noroute, "\t%lu output packet%s discarded due to no route\n");
|
||||
p(ips_fragmented, "\t%lu output datagram%s fragmented\n");
|
||||
p(ips_ofragments, "\t%lu fragment%s created\n");
|
||||
p(ips_cantfrag, "\t%lu datagram%s that can't be fragmented\n");
|
||||
p(ips_nogif, "\t%lu tunneling packet%s that can't find gif\n");
|
||||
p(ips_badaddr, "\t%lu datagram%s with bad address in header\n");
|
||||
"\t%ju output packet%s dropped due to no bufs, etc.\n");
|
||||
p(ips_noroute, "\t%ju output packet%s discarded due to no route\n");
|
||||
p(ips_fragmented, "\t%ju output datagram%s fragmented\n");
|
||||
p(ips_ofragments, "\t%ju fragment%s created\n");
|
||||
p(ips_cantfrag, "\t%ju datagram%s that can't be fragmented\n");
|
||||
p(ips_nogif, "\t%ju tunneling packet%s that can't find gif\n");
|
||||
p(ips_badaddr, "\t%ju datagram%s with bad address in header\n");
|
||||
#undef p
|
||||
#undef p1a
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user