Date: Mon, 10 Dec 2007 01:19:35 +0300 From: Boris Samorodov <bsam@ipt.ru> To: josh.carroll@gmail.com Cc: Attilio Rao <attilio@freebsd.org>, freebsd-current@freebsd.org Subject: Re: sockstat: struct xtcpcb size mismatch Message-ID: <31551976@bs1.sp34.ru> In-Reply-To: <8cb6106e0712081413uc58f836w611b99ab0a536a4a@mail.gmail.com> (Josh Carroll's message of "Sat, 8 Dec 2007 17:13:14 -0500") References: <97676449@bb.ipt.ru> <3bbf2fe10712062309j7c49aef7g9a5cfa6e2a52158c@mail.gmail.com> <53021179@bb.ipt.ru> <8cb6106e0712081413uc58f836w611b99ab0a536a4a@mail.gmail.com>
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On Sat, 8 Dec 2007 17:13:14 -0500 Josh Carroll wrote:
> > Thanks for the answer. And sorry, I can't understand what to do
> > further. Is it by design and should stay so or should it be fixed?
> >
> > BTW, RELENG_7 behaves the same way. And "netstat -a" is broken:
> Your world and kernel are out of sync. I would recommend a
> buildworld/installworld and building a new kernel. That should do the
> trick.
I wish you were right.
Fresh cvsup to RELENG_7, buildworld (after make clean twice), make
kernel, install world, mergemaster. The kernel config (diff from
GENERIC shown later) doesn't work. If "options LOCK_PROFILING" is
removed and the kernel is rebuilt, all goes well. The bad case:
-----
bb% uname -a
FreeBSD bb.ipt.ru 7.0-BETA4 FreeBSD 7.0-BETA4 #15: Mon Dec 10 00:24:50 MSK 2007 root@bb.ipt.ru:/usr/obj/usr/src/sys/BB i386
bb% netstat -a | head
Active UNIX domain sockets
Address Type Recv-Q Send-Q Inode Conn Refs Nextref Addr
0 #0 1 0 0 8aee8d00 0 0
0 #0 1 0 0 8aee8c30 0 0
0 #0 1 0 0 8aee9000 0 0
0 #0 1 0 0 8aee8ea0 0 0
0 #0 1 0 0 88636410 0 0
0 #0 1 0 0 88636340 0 0
0 #0 1 0 0 880d5a90 0 0
0 #0 1 0 0 880d59c0 0 0
bb% sysctl debug.lock.prof
debug.lock.prof.stats: No locking recorded
debug.lock.prof.collisions: 0
debug.lock.prof.hashsize: 4096
debug.lock.prof.rejected: 0
debug.lock.prof.maxrecords: 4096
debug.lock.prof.records: 0
debug.lock.prof.acquisitions: 0
debug.lock.prof.enable: 0
bb% cat /sys/i386/conf/GENERIC-BB.diff
--- GENERIC 2007-10-11 10:20:26.000000000 +0400
+++ BB 2007-12-09 23:09:39.000000000 +0300
@@ -21,14 +21,14 @@
cpu I486_CPU
cpu I586_CPU
cpu I686_CPU
-ident GENERIC
+ident BB
# To statically compile in device wiring instead of /boot/device.hints
#hints "GENERIC.hints" # Default places to look for devices.
makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
-options SCHED_4BSD # 4BSD scheduler
+options SCHED_ULE
options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking
options INET6 # IPv6 communications protocols
@@ -302,3 +302,17 @@
device fwip # IP over FireWire (RFC 2734,3146)
device dcons # Dumb console driver
device dcons_crom # Configuration ROM for dcons
+
+options SHMMAXPGS=65536
+options SEMMNI=40
+options SEMMNS=240
+options SEMUME=40
+options SEMMNU=120
+
+options IPFIREWALL
+options IPFIREWALL_VERBOSE
+options IPFIREWALL_VERBOSE_LIMIT=100
+options IPFIREWALL_DEFAULT_TO_ACCEPT
+
+options KVA_PAGES=512
+options LOCK_PROFILING
-----
WBR
--
Boris Samorodov (bsam)
Research Engineer, http://www.ipt.ru Telephone & Internet SP
FreeBSD committer, http://www.FreeBSD.org The Power To Serve
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