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Print statistics on jumbo mbuf clusters.

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Sponsored by:	TCP/IP Optimization Fundraise 2005
MFC after:	3 days
This commit is contained in:
Andre Oppermann 2006-02-18 15:55:19 +00:00
parent a921cb3130
commit 2b22cf9cbe
1 changed files with 72 additions and 2 deletions
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74
usr.bin/netstat/mbuf.c
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@ -69,6 +69,12 @@ mbpr(void *kvmd, u_long mbaddr)
u_int64_t cluster_failures, cluster_size;
u_int64_t packet_count, packet_bytes, packet_free, packet_failures;
u_int64_t tag_count, tag_bytes;
u_int64_t jumbop_count, jumbop_bytes, jumbop_limit, jumbop_free;
u_int64_t jumbop_failures, jumbop_size;
u_int64_t jumbo9_count, jumbo9_bytes, jumbo9_limit, jumbo9_free;
u_int64_t jumbo9_failures, jumbo9_size;
u_int64_t jumbo16_count, jumbo16_bytes, jumbo16_limit, jumbo16_free;
u_int64_t jumbo16_failures, jumbo16_size;
u_int64_t bytes_inuse, bytes_incache, bytes_total;
int nsfbufs, nsfbufspeak, nsfbufsused;
struct mbstat mbstat;
@ -149,6 +155,45 @@ mbpr(void *kvmd, u_long mbaddr)
tag_count = memstat_get_count(mtp);
tag_bytes = memstat_get_bytes(mtp);
mtp = memstat_mtl_find(mtlp, ALLOCATOR_UMA, MBUF_JUMBOP_MEM_NAME);
if (mtp == NULL) {
warnx("memstat_mtl_find: zone %s not found",
MBUF_JUMBOP_MEM_NAME);
goto out;
}
jumbop_count = memstat_get_count(mtp);
jumbop_bytes = memstat_get_bytes(mtp);
jumbop_limit = memstat_get_countlimit(mtp);
jumbop_free = memstat_get_free(mtp);
jumbop_failures = memstat_get_failures(mtp);
jumbop_size = memstat_get_size(mtp);
mtp = memstat_mtl_find(mtlp, ALLOCATOR_UMA, MBUF_JUMBO9_MEM_NAME);
if (mtp == NULL) {
warnx("memstat_mtl_find: zone %s not found",
MBUF_JUMBO9_MEM_NAME);
goto out;
}
jumbo9_count = memstat_get_count(mtp);
jumbo9_bytes = memstat_get_bytes(mtp);
jumbo9_limit = memstat_get_countlimit(mtp);
jumbo9_free = memstat_get_free(mtp);
jumbo9_failures = memstat_get_failures(mtp);
jumbo9_size = memstat_get_size(mtp);
mtp = memstat_mtl_find(mtlp, ALLOCATOR_UMA, MBUF_JUMBO16_MEM_NAME);
if (mtp == NULL) {
warnx("memstat_mtl_find: zone %s not found",
MBUF_JUMBO16_MEM_NAME);
goto out;
}
jumbo16_count = memstat_get_count(mtp);
jumbo16_bytes = memstat_get_bytes(mtp);
jumbo16_limit = memstat_get_countlimit(mtp);
jumbo16_free = memstat_get_free(mtp);
jumbo16_failures = memstat_get_failures(mtp);
jumbo16_size = memstat_get_size(mtp);
printf("%llu/%llu/%llu mbufs in use (current/cache/total)\n",
mbuf_count + packet_count, mbuf_free + packet_free,
mbuf_count + packet_count + mbuf_free + packet_free);
@ -158,6 +203,21 @@ mbpr(void *kvmd, u_long mbaddr)
cluster_count - packet_free, cluster_free + packet_free,
cluster_count + cluster_free, cluster_limit);
printf("%llu/%llu/%llu/%llu %lluk (page size) jumbo clusters in use "
"(current/cache/total/max)\n",
jumbop_count, jumbop_free, jumbop_count + jumbop_free,
jumbop_limit, jumbop_size / 1024);
printf("%llu/%llu/%llu/%llu 9k jumbo clusters in use "
"(current/cache/total/max)\n",
jumbo9_count, jumbo9_free, jumbo9_count + jumbo9_free,
jumbo9_limit);
printf("%llu/%llu/%llu/%llu 16k jumbo clusters in use "
"(current/cache/total/max)\n",
jumbo16_count, jumbo16_free, jumbo16_count + jumbo16_free,
jumbo16_limit);
#if 0
printf("%llu mbuf tags in use\n", tag_count);
#endif
@ -178,7 +238,10 @@ mbpr(void *kvmd, u_long mbaddr)
(packet_count * cluster_size) + /* clusters in packets */
/* other clusters */
((cluster_count - packet_count - packet_free) * cluster_size) +
tag_bytes;
tag_bytes +
(jumbop_count * jumbop_size) + /* jumbo clusters */
(jumbo9_count * jumbo9_size) +
(jumbo16_count * jumbo16_size);
/*
* Calculate in-cache bytes as:
@ -192,7 +255,10 @@ mbpr(void *kvmd, u_long mbaddr)
(mbuf_free * mbuf_size) + /* straight free mbufs */
(packet_free * mbuf_size) + /* mbufs in free packets */
(packet_free * cluster_size) + /* clusters in free packets */
(cluster_free * cluster_size); /* free clusters */
(cluster_free * cluster_size) + /* free clusters */
(jumbop_free * jumbop_size) + /* jumbo clusters */
(jumbo9_free * jumbo9_size) +
(jumbo16_free * jumbo16_size);
/*
* Total is bytes in use + bytes in cache. This doesn't take into
@ -209,6 +275,10 @@ mbpr(void *kvmd, u_long mbaddr)
"mbuf+clusters)\n", mbuf_failures, cluster_failures,
packet_failures);
printf("%llu/%llu/%llu requests for jumbo clusters denied "
"(%lluk/9k/16k)\n", jumbop_failures, jumbo9_failures,
jumbo16_failures, jumbop_size / 1024);
if (live) {
mlen = sizeof(nsfbufs);
if (!sysctlbyname("kern.ipc.nsfbufs", &nsfbufs, &mlen, NULL,