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Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever |
Date: |
Mon, 02 Mar 2015 10:26:31 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
On 01/03/2015 11:36, Gerhard Wiesinger wrote:
> So far it happened only the PostgreSQL database VM. Kernel is alive
> (ping works well). ssh is not working.
> console window: after entering one character at login prompt, then crashed:
> [1438.384864] Out of memory: Kill process 10115 (pg_dump) score 112 or
> sacrifice child
> [1438.384990] Killed process 10115 (pg_dump) total-vm: 340548kB,
> anon-rss: 162712kB, file-rss: 220kB
Can you get a vmcore or at least sysrq-t output?
Paolo
> VM uptime is ~1 day, 2 cores 100%CPU.
> VM is very stripped down, nevertheless is should have enough memory (and
> also swap). Looks like it crashed at the nighlty backup (pg_dumpall),
> command is: ssh -x address@hidden "pg_dumpall" | bzip2 -9
>> ${DEST_SQL}
> free
> total used free shared buff/cache
> available
> Mem: 372264 28536 214780 20884 128948 303360
> Swap: 1081340 0 1081340
>
> Ciao,
> Gerhard
>
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library "/lib64/libthread_db.so.1".
> 0x00007feee62412c1 in ppoll () from /lib64/libc.so.6
>
> Thread 4 (Thread 0x7feed3fff700 (LWP 4636)):
> #0 0x00007feee6242977 in ioctl () at /lib64/libc.so.6
> #1 0x00007feef11d1c35 in kvm_vcpu_ioctl ()
> #2 0x00007feef11d1cec in kvm_cpu_exec ()
> #3 0x00007feef11bfb02 in qemu_kvm_cpu_thread_fn ()
> #4 0x00007feeefcb352a in start_thread () at /lib64/libpthread.so.0
> #5 0x00007feee624c79d in clone () at /lib64/libc.so.6
>
> Thread 3 (Thread 0x7feed37fe700 (LWP 4637)):
> #0 0x00007feee6242977 in ioctl () at /lib64/libc.so.6
> #1 0x00007feef11d1c35 in kvm_vcpu_ioctl ()
> #2 0x00007feef11d1cec in kvm_cpu_exec ()
> #3 0x00007feef11bfb02 in qemu_kvm_cpu_thread_fn ()
> #4 0x00007feeefcb352a in start_thread () at /lib64/libpthread.so.0
> #5 0x00007feee624c79d in clone () at /lib64/libc.so.6
>
> Thread 2 (Thread 0x7feed1bff700 (LWP 4653)):
> #0 0x00007feeefcb8590 in pthread_cond_wait@@GLIBC_2.3.2 () at
> /lib64/libpthread.so.0
> #1 0x00007feef1466d79 in qemu_cond_wait ()
> #2 0x00007feef13eadd3 in vnc_worker_thread_loop ()
> #3 0x00007feef13eb1b8 in vnc_worker_thread ()
> #4 0x00007feeefcb352a in start_thread () at /lib64/libpthread.so.0
> #5 0x00007feee624c79d in clone () at /lib64/libc.so.6
>
> Thread 1 (Thread 0x7feef103fa80 (LWP 4563)):
> #0 0x00007feee62412c1 in ppoll () at /lib64/libc.so.6
> #1 0x00007feef13fc89c in qemu_poll_ns ()
> #2 0x00007feef13fc034 in main_loop_wait ()
> #3 0x00007feef1197cdd in main ()
>
>
>
- Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever, Gerhard Wiesinger, 2015/03/01
- Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever,
Paolo Bonzini <=
- Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever, Gerhard Wiesinger, 2015/03/02
- Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever, Gerhard Wiesinger, 2015/03/02
- Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever, Gerhard Wiesinger, 2015/03/03
- Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever, Paolo Bonzini, 2015/03/03
- Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever, Gonglei, 2015/03/03
- Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever, Gerhard Wiesinger, 2015/03/03
- Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever, Gerhard Wiesinger, 2015/03/03
- Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever, Gerhard Wiesinger, 2015/03/03