Date: Mon, 7 May 2012 09:53:29 -0400 From: Ryan Stone <rysto32@gmail.com> To: "Bjoern A. Zeeb" <bz@freebsd.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, Brooks Davis <brooks@freebsd.org>, src-committers@freebsd.org Subject: Re: svn commit: r234504 - in head/sys: amd64/conf i386/conf Message-ID: <CAFMmRNyYZcN50U8mdvZGHjC2nh%2Bmj4aeiDr7x2A8fY3NryHZRw@mail.gmail.com> In-Reply-To: <3D17FEF6-8CC5-4BBB-B098-BEA7D28F377D@FreeBSD.org> References: <201204202137.q3KLbhNj056524@svn.freebsd.org> <CAFMmRNy6Ew_A1%2BCAq5Off%2BNxYxEMBHs8ZgfyG7pvVbbR9sCk7Q@mail.gmail.com> <20120421171128.GA6732@lor.one-eyed-alien.net> <3D17FEF6-8CC5-4BBB-B098-BEA7D28F377D@FreeBSD.org>
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On Sun, May 6, 2012 at 2:03 PM, Bjoern A. Zeeb <bz@freebsd.org> wrote: > root@bz1:/home/bz # procstat -k 34611 > PID TID COMM TDNAME KSTACK > 34611 100228 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > 34611 100452 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > 34611 100453 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > 34611 100454 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > 34611 100455 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > 34611 100456 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > root@bz1:/home/bz # procstat -k 39282 > PID TID COMM TDNAME KSTACK > 39282 100348 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep do_wait __umtx_op_wait_uint_private amd64_syscall Xfast_syscall > 39282 100457 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > 39282 100458 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > 39282 100459 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > 39282 100460 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > 39282 100461 ctfmerge - mi_switch sleepq_catch_signals sleepq_wait_sig _sleep _do_lock_umutex do_lock_umutex __umtx_op_wait_umutex amd64_syscall Xfast_syscall > > > root@bz1:/home/bz # procstat -t 34611 > PID TID COMM TDNAME CPU PRI STATE WCHAN > 34611 100228 ctfmerge - 7 152 sleep umtxn > 34611 100452 ctfmerge - 1 152 sleep umtxn > 34611 100453 ctfmerge - 1 152 sleep umtxn > 34611 100454 ctfmerge - 4 152 sleep umtxn > 34611 100455 ctfmerge - 0 152 sleep umtxn > 34611 100456 ctfmerge - 5 152 sleep umtxn > root@bz1:/home/bz # procstat -t 39282 > PID TID COMM TDNAME CPU PRI STATE WCHAN > 39282 100348 ctfmerge - 7 152 sleep uwait > 39282 100457 ctfmerge - 2 152 sleep umtxn > 39282 100458 ctfmerge - 4 152 sleep umtxn > 39282 100459 ctfmerge - 1 152 sleep umtxn > 39282 100460 ctfmerge - 5 152 sleep umtxn > 39282 100461 ctfmerge - 0 152 sleep umtxn > > > root@bz1:/home/bz # procstat -i 34611 | grep -v -- '---$' > PID COMM SIG FLAGS > 34611 ctfmerge INT --C > 34611 ctfmerge QUIT --C > 34611 ctfmerge TERM --C > 34611 ctfmerge URG -I- > 34611 ctfmerge TSTP -I- > 34611 ctfmerge CHLD -I- > 34611 ctfmerge TTIN -I- > 34611 ctfmerge TTOU -I- > 34611 ctfmerge IO -I- > 34611 ctfmerge WINCH -I- > 34611 ctfmerge INFO -I- > 34611 ctfmerge 32 --C > root@bz1:/home/bz # procstat -i 39282 | grep -v -- '---$' > PID COMM SIG FLAGS > 39282 ctfmerge INT --C > 39282 ctfmerge QUIT --C > 39282 ctfmerge TERM --C > 39282 ctfmerge URG -I- > 39282 ctfmerge TSTP -I- > 39282 ctfmerge CHLD -I- > 39282 ctfmerge TTIN -I- > 39282 ctfmerge TTOU -I- > 39282 ctfmerge IO -I- > 39282 ctfmerge WINCH -I- > 39282 ctfmerge INFO -I- > 39282 ctfmerge 32 --C > > > > root@bz1:/home/bz # procstat -j 34611 | grep -v -- '--$' > PID TID COMM SIG FLAGS > 34611 100452 ctfmerge INT -B > 34611 100452 ctfmerge QUIT -B > 34611 100452 ctfmerge TERM -B > 34611 100453 ctfmerge INT -B > 34611 100453 ctfmerge QUIT -B > 34611 100453 ctfmerge TERM -B > 34611 100454 ctfmerge INT -B > 34611 100454 ctfmerge QUIT -B > 34611 100454 ctfmerge TERM -B > 34611 100455 ctfmerge INT -B > 34611 100455 ctfmerge QUIT -B > 34611 100455 ctfmerge TERM -B > 34611 100456 ctfmerge INT -B > 34611 100456 ctfmerge QUIT -B > 34611 100456 ctfmerge TERM -B > root@bz1:/home/bz # procstat -j 39282 | grep -v -- '--$' > PID TID COMM SIG FLAGS > 39282 100457 ctfmerge INT -B > 39282 100457 ctfmerge QUIT -B > 39282 100457 ctfmerge TERM -B > 39282 100458 ctfmerge INT -B > 39282 100458 ctfmerge QUIT -B > 39282 100458 ctfmerge TERM -B > 39282 100459 ctfmerge INT -B > 39282 100459 ctfmerge QUIT -B > 39282 100459 ctfmerge TERM -B > 39282 100460 ctfmerge INT -B > 39282 100460 ctfmerge QUIT -B > 39282 100460 ctfmerge TERM -B > 39282 100461 ctfmerge INT -B > 39282 100461 ctfmerge QUIT -B > 39282 100461 ctfmerge TERM -B > > > > So given I have been upset I started to investigate some more. > > make -C /usr/src buildworld did not work either (no -j<n>). > > So I started and limited the build to 1 core: > > cpuset -l 1 make -C /usr/src buildkernel did not work either. > > > So added the nomakeoptions WITH_CTF and > > make -C /usr/src -j8 buildkernel completes. > > So removed the makeoptions WITH_CTF from GENRIC and the nomakeoptions from my kernel including GENERIC and added it to the command line: > > make -C /usr/src -j8 buildkernel WITH_CTF= > > and that doesn't seem to work at all anymore? > > "/usr/src/share/mk/bsd.own.mk", line 482: WITH_CTF and WITHOUT_CTF can't both be set. > > > So I did: > echo WITH_CTF= >> /etc/src.conf > make -C /usr/src -j8 buildkernel > > and of course it did not work again. > > > > Given all this and given it has reliably worked in the past, my conclusions is that it must be something related to ctfmerge or libraries? > /usr/bin/ctfmerge: > libctf.so.2 => /lib/libctf.so.2 (0x800829000) > libdwarf.so.3 => /usr/lib/libdwarf.so.3 (0x800a36000) > libelf.so.1 => /usr/lib/libelf.so.1 (0x800c3f000) > libz.so.6 => /lib/libz.so.6 (0x800e58000) > libthr.so.3 => /lib/libthr.so.3 (0x80106e000) > libc.so.7 => /lib/libc.so.7 (0x801293000) > > What has changed the last 3ish months? > > /bz > > -- > Bjoern A. Zeeb You have to have visions! > It does not matter how good you are. It matters what good you do! > A libthr fix went in on the 5th in r235068. I think that it was pthreads locking related. Do you have that revision? If you do, does backing up r234947 fix your problems?
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