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From: Herbert Poetzl (herbert_at_13thfloor.at)
Date: Tue 13 Sep 2005 - 23:56:10 BST


On Tue, Sep 13, 2005 at 11:39:10PM +0200, Tor Rune Skoglund wrote:
> Søndag 11 september 2005 04:08, skrev Herbert Poetzl:
> > > "A timeout occured while waiting for the vserver to finish and it was
> > > killed by sending a SIGKILL signal. Please investigate the reasons
> > > and/or increase the timeout in apps/vshelper/sync-timeout."
> > >
> > > on vserver xxx stop. I'm not sure how to debug this.
> >
> > well, for some reason the guest has still programs
> > running after a shutdown, best check with 'vps auxwww'
> > and look for processes inside your guest (while waiting
> > for the timeout to occur)
>
> OK, you experts have a look at this:
>
> First, minimizing the processes in the vserver to:
>
> templategentoo / # ps ax
> PID TTY STAT TIME COMMAND
> 1 ? S 0:00 init [3]
> 17335 pts/1 S 0:00 /bin/bash -login
> 17429 pts/1 R+ 0:00 ps ax
> templategentoo / #
>
> Then checking vps on the host:
>
> linuxserver ~ # vps auxwww | grep 100
> root 1008 0 MAIN 0.0 0.0 1444 468 ? S<s Sep11
> 0:00 udevd
> root 16616 100 templategentoo 0.0 0.0 1464 496 ? Ss 23:17
> 0:00 init [3]
> root 17335 100 templategentoo 0.0 0.1 2328 1368 pts/1 S+ 23:17
> 0:00 /bin/bash -login
> root 17460 0 MAIN 0.0 0.0 1484 452 pts/8 S+ 23:20
> 0:00 grep 100
>
> Stopping the vserver from the host:
>
> linuxserver ~ # vserver templategentoo stop
> A timeout occured while waiting for the vserver to finish and it was
> killed by sending a SIGKILL signal. Please investigate the reasons
> and/or increase the timeout in apps/vshelper/sync-timeout.
>
> Before that timeout arrives, checking vps repeatedly from the host:
>
> linuxserver ~ # vps auxwww | grep 100
> root 1008 0 MAIN 0.0 0.0 1444 468 ? S<s Sep11
> 0:00 udevd
> root 16616 100 templategentoo 0.0 0.0 1464 496 ? Ss 23:17
> 0:00 init [3]
> root 17335 100 templategentoo 0.0 0.1 2328 1368 pts/1 S+ 23:17
> 0:00 /bin/bash -login
> root 17556 0 MAIN 0.0 0.0 108 28 pts/6 S+ 23:20
> 0:00 /usr/sbin/vwait --timeout 20 --terminate --status-fd 3 100
> root 17612 0 MAIN 0.0 0.0 1484 448 pts/8 S+ 23:20
> 0:00 grep 100
>
> vwait just waits 20 seconds, and then the vserver is killed.
>
> So I checked to see if it stops the services gracefully first: It doesn't. It
> just
> goes into that timeout directly without the stopping the init.d scripts:
>
> linuxserver ~ # vps auxwww | grep 100
> root 1008 0 MAIN 0.0 0.0 1444 468 ? S<s Sep11
> 0:00 udevd
> root 17832 100 templategentoo 0.0 0.0 1468 500 ? Ss 23:29
> 0:00 init [3]
> root 18403 100 templategentoo 0.0 0.0 1712 664 ? Ss 23:29
> 0:00 /usr/sbin/syslog-ng
> root 18499 100 templategentoo 0.0 0.1 3944 1644 ? Ss 23:29
> 0:00 /usr/sbin/sshd
> root 18522 100 templategentoo 0.0 0.3 7652 3296 ? Ss 23:29
> 0:00 /usr/sbin/apache2 -k start
> apache 18558 100 templategentoo 0.0 0.3 7596 3252 ? S 23:29
> 0:00 /usr/sbin/apache2 -k start
> apache 18559 100 templategentoo 0.0 0.3 7788 3336 ? S 23:29
> 0:00 /usr/sbin/apache2 -k start
> apache 18560 100 templategentoo 0.0 0.3 7788 3336 ? S 23:29
> 0:00 /usr/sbin/apache2 -k start
> apache 18561 100 templategentoo 0.0 0.3 7788 3336 ? S 23:29
> 0:00 /usr/sbin/apache2 -k start
> apache 18562 100 templategentoo 0.0 0.3 7788 3336 ? S 23:29
> 0:00 /usr/sbin/apache2 -k start
> apache 18563 100 templategentoo 0.0 0.3 7788 3336 ? S 23:29
> 0:00 /usr/sbin/apache2 -k start
> root 18608 0 MAIN 0.0 0.0 104 24 pts/6 S+ 23:29
> 0:00 /usr/sbin/vwait --timeout 20 --terminate --status-fd 3 100
> root 18706 0 MAIN 0.0 0.0 1488 452 pts/8 S+ 23:29
> 0:00 grep 100
>
> Sorry, I have no clue here... This might be a gentoo problem or something
> with the init-style (which is 'plain') --- I don't know.

could you also add the output of testme.sh
(http://vserver.13thfloor.at/Stuff/SCRIPT/testme.sh)
to this information?

TIA,
Herbert

> More info:
> linuxserver ~ # uname -a
> Linux linuxserver 2.6.13-vs2.1.0-pre5-gentoo #1 Sat Sep 10 16:25:41 CEST 2005
> i686 AMD Duron(tm) processor AuthenticAMD GNU/Linux
> linuxserver ~ # vserver-info
> Versions:
> Kernel: 2.6.13-vs2.1.0-pre5-gentoo
> VS-API: 0x00020001
> util-vserver: 0.30.208; Aug 31 2005, 22:13:08
>
> Features:
> CC: i386-pc-linux-gnu-gcc, i386-pc-linux-gnu-gcc (GCC)
> 3.3.5-20050130 (Gentoo 3.3.5.20050130-r1, ssp-3.3.5.20050130-1, pie-8.7.7.1)
> CXX: i386-pc-linux-gnu-g++, i386-pc-linux-gnu-g++ (GCC)
> 3.3.5-20050130 (Gentoo 3.3.5.20050130-r1, ssp-3.3.5.20050130-1, pie-8.7.7.1)
> CPPFLAGS: ''
> CFLAGS: '-O2 -march=athlon -pipe -fomit-frame-pointer -mmmx
> -m3dnow -std=c99 -Wall -pedantic -W'
> CXXFLAGS: '-O2 -march=athlon -pipe -fomit-frame-pointer -mmmx
> -m3dnow -ansi -Wall -pedantic -W -fmessage-length=0'
> build/host: i386-pc-linux-gnu/i386-pc-linux-gnu
> Use dietlibc: yes
> Build C++ programs: yes
> Build C99 programs: yes
> Available APIs: compat,v11,v13,fscompat,net,oldproc,olduts
> ext2fs Source: e2fsprogs
> syscall(2) invocation: alternative
> vserver(2) syscall#: 273/glibc
>
> Paths:
> prefix: /usr
> sysconf-Directory: /etc
> cfg-Directory: /etc/vservers
> initrd-Directory: /etc/init.d
> pkgstate-Directory: /var/run/vservers
> Kernelheaders: /lib/modules/2.6.12-vs2.0/build/include
> vserver-Rootdir: /vservers
>
>
> > > /usr/lib/util-vserver/start-vservers -j 1 --all --stop
> > > [ ok ]
> > > linuxserver ~ # vserver-stat
> > > CTX PROC VSZ RSS userTIME sysTIME UPTIME NAME
> > > 0 100 1.9G 0.9G 17m11s49 4m12s37 3h24m48 root server
> > > 100 3 6.9M 2.7M 0m01s46 0m01s56 1m11s72 templategentoo
> > >
> > > Vserver still running after start-vserver --all --stop.
> >
> > did you already file a bugreport on savannah?
>
> Yes, now.
>
> Best regards,
> Tor Rune Skoglund
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