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freebsd-dev/lib/libc
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Jonathan T. Looney fb401f1bba Make sonewconn() overflow messages have per-socket rate-limits and values. 
sonewconn() emits debug-level messages when a listen socket's queue
overflows. Currently, sonewconn() tracks overflows on a global basis. It
will only log one message every 60 seconds, regardless of how many sockets
experience overflows. And, when it next logs at the end of the 60 seconds,
it records a single message referencing a single PCB with the total number
of overflows across all sockets.

This commit changes to per-socket overflow tracking. The code will now
log one message every 60 seconds per socket. And, the code will provide
per-socket queue length and overflow counts. It also provides a way to
change the period between log messages using a sysctl.

Reviewed by:	jhb (previous version), bcr (manpages)
MFC after:	2 weeks
Sponsored by:	Netflix, Inc.
Differential Revision:	https://reviews.freebsd.org/D24316
2020-04-14 15:38:18 +00:00
..
aarch64 Fix initial exec TLS mode for dynamically loaded shared objects. 2019-03-29 17:52:57 +00:00
amd64 amd64: sync up libc memcmp with the kernel version (r357309) 2020-01-30 19:57:05 +00:00
arm arm/ffs.S: remove stale comment. 2019-12-28 02:11:41 +00:00
capability Replace dot-dot relative pathing with SRCTOP-relative paths where possible 2017-01-20 03:23:24 +00:00
compat-43 Adjust history, info source from v1's manuals 2019-09-04 13:44:46 +00:00
db Remove "All rights reserved" from my files. 2018-05-10 06:41:08 +00:00
gdtoa Remove sparc64 specific parts of libc. 2020-02-26 18:55:09 +00:00
gen Sync with OpenBSD: 2020-04-13 08:42:13 +00:00
gmon mcount: tidy up ANSIfication 2018-10-20 22:39:35 +00:00
i386 remove obsolete i386 MD memchr implementation 2019-09-25 16:49:22 +00:00
iconv libc: correct iconv buffer overflow 2019-07-02 23:56:37 +00:00
include Add linux-compatible memfd_create 2019-09-25 18:03:18 +00:00
inet libc: fix cases of undefined behavior. 2018-08-07 15:24:19 +00:00
isc SPDX: more ISC-related files. 2017-12-08 17:52:53 +00:00
locale Use proper mdoc(7) macros for literal text and do not use Tn 2020-04-01 09:01:35 +00:00
md Replace dot-dot relative pathing with SRCTOP-relative paths where possible 2017-01-20 03:23:24 +00:00
mips mips: fix some mcount nits 2019-09-02 01:55:55 +00:00
nameser Bounds check again after advancing cp, otherwise we have a possible 2019-09-05 19:35:30 +00:00
net Improve validation of the sockaddr length in iruserok_sa(). 2020-02-05 16:09:44 +00:00
nls Fix race condition in catopen(3). 2020-03-19 06:33:06 +00:00
posix1e Remove some redundant code in _posix1e_acl_strip_np 2019-02-19 19:15:15 +00:00
powerpc [PowerPC] Fix typo in _ctx_start on ppc32 2019-11-23 23:41:21 +00:00
powerpc64 Fix r358688 -- Remember to actually save r3 before processing. 2020-03-11 23:34:44 +00:00
powerpcspe [PowerPC] Fix SPE floating point environment manipulation 2019-12-12 17:12:18 +00:00
quad Add casts and L suffixes to libc quad support, to work around various 2020-02-17 20:14:59 +00:00
regex lib/libc/regex: fix build with REDEBUG defined 2019-09-24 12:21:01 +00:00
resolv Rather than using the legacy IP struct fields in the union for the 2019-06-04 20:53:35 +00:00
riscv Tidy the _set_tp function for RISC-V. 2020-02-06 21:46:15 +00:00
rpc Fix a use of an uninitialized pointer in xdr_rpcbs_rmtcalllist(). 2020-02-05 16:10:09 +00:00
secure ssp: knock out some trivial warnings that come up with WARNS=6 2020-01-04 20:07:11 +00:00
softfloat Add implementations for clog(3), clogf(3), and clog(3). 2018-05-13 09:54:34 +00:00
stdio Add HISTORY section to getc(3) 2020-04-10 09:37:20 +00:00
stdlib exit(3): Add HISTORY section 2020-04-10 09:27:18 +00:00
stdtime strptime: make %k and %l specifiers match their description in 2018-11-03 23:37:13 +00:00
string memset.3: better fix previous typo 2020-02-08 21:17:48 +00:00
sys Make sonewconn() overflow messages have per-socket rate-limits and values. 2020-04-14 15:38:18 +00:00
tests Provide O_SEARCH 2020-02-02 16:34:57 +00:00
uuid libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
x86 Remove resolver_qual from DEFINE_IFUNC/DEFINE_UIFUNC macros. 2019-05-16 22:20:54 +00:00
xdr typo: s/impelmentation/implementation/. 2020-02-07 15:14:29 +00:00
yp Increase the size of the send and receive buffers for YP client rpc 2019-09-16 06:42:01 +00:00
libc_nossp.ldscript Add different libc ldscript: the one without libssp -- 2016-10-12 13:19:21 +00:00
libc.ldscript
Makefile Remove sparc64 specific parts of libc. 2020-02-26 18:55:09 +00:00
Makefile.depend Update Makefile.depend files 2019-12-11 17:37:53 +00:00
Makefile.depend.options Update libssp paths in various Makefile.depend* files 2020-01-06 18:15:55 +00:00
Versions.def Create namespace for the symbols added during 13-CURRENT cycle. 2018-11-12 19:12:14 +00:00