From: Anders <mail-e0wP/LNAh+3kORH8mtz0xlpr/1R2p/CL@public.gmane.org>
To: Izik Eidus <izike-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: Host dies on NFS write
Date: Sat, 29 Dec 2007 17:25:59 +0100 [thread overview]
Message-ID: <87ejd54gdk.fsf@dylle.kalibalik.dk> (raw)
In-Reply-To: <477639CD.9040909-atKUWr5tajBWk0Htik3J/w@public.gmane.org> (Izik Eidus's message of "Sat, 29 Dec 2007 14:13:01 +0200")
Izik Eidus <izike-atKUWr5tajBWk0Htik3J/w@public.gmane.org> writes:
> Anders wrote:
[...]
>> The guest is an NFS server. Whenever I write a large file from the
>> host, the guest freezes within a few seconds,
>
> i dont know if it will help you, but it solved many ppl problems with
> network
> try to run the vm with the rtl8139 network card
The nic is already rtl8139 (also tried ne2k), so this is not the
solution. I tried 8139too and 8139cp drivers in guest, same thing.
Not sure if this is of any help, but here is the alt-sysrq-t output
when the host stalls:
qemu-system-x D EF4C5CA4 0 6182 1 (NOTLB)
ef4c5cb8 00000082 00000002 ef4c5ca4 ef4c5ca0 00000000 c131b0c0 3a71f261
c131ae20 c131b0e0 f0b0e92f 0000006a 0000069a c131ac60 dfcdcb70 c3615b00
00000000 0385e9bb 00000286 f70c1380 ef4c5cc8 ef4c5cc8 c0478f00 00000286
Call Trace:
[__mod_timer+159/176] __mod_timer+0x9f/0xb0
[schedule_timeout+74/192] schedule_timeout+0x4a/0xc0
[process_timeout+0/16] process_timeout+0x0/0x10
[schedule_timeout+69/192] schedule_timeout+0x45/0xc0
[io_schedule_timeout+30/48] io_schedule_timeout+0x1e/0x30
[congestion_wait+119/160] congestion_wait+0x77/0xa0
[autoremove_wake_function+0/80] autoremove_wake_function+0x0/0x50
[balance_dirty_pages_ratelimited_nr+272/464] balance_dirty_pages_ratelimited_nr+0x110/0x1d0
[generic_file_buffered_write+769/1664] generic_file_buffered_write+0x301/0x680
[<f8907620>] scsi_done+0x0/0x20 [scsi_mod]
[<f8907d32>] scsi_dispatch_cmd+0x172/0x2c0 [scsi_mod]
[current_fs_time+65/80] current_fs_time+0x41/0x50
[__generic_file_aio_write_nolock+663/1360] __generic_file_aio_write_nolock+0x297/0x550
[generic_file_aio_write_nolock+71/176] generic_file_aio_write_nolock+0x47/0xb0
[<f89e27d1>] sd_rw_intr+0x81/0x3d0 [sd_mod]
[do_sync_write+213/288] do_sync_write+0xd5/0x120
[autoremove_wake_function+0/80] autoremove_wake_function+0x0/0x50
[lapic_next_event+12/16] lapic_next_event+0xc/0x10
[clockevents_program_event+132/256] clockevents_program_event+0x84/0x100
[tick_program_event+68/112] tick_program_event+0x44/0x70
[<f8f66800>] kvm_vcpu_ioctl+0x0/0x2f0 [kvm]
[do_ioctl+43/192] do_ioctl+0x2b/0xc0
[vfs_write+190/352] vfs_write+0xbe/0x160
[vfs_llseek+60/80] vfs_llseek+0x3c/0x50
[do_sync_write+0/288] do_sync_write+0x0/0x120
[sys_write+65/112] sys_write+0x41/0x70
[sysenter_past_esp+107/161] sysenter_past_esp+0x6b/0xa1
Regards,
Anders
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next prev parent reply other threads:[~2007-12-29 16:25 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-29 11:32 Host dies on NFS write Anders
[not found] ` <87y7bd20uc.fsf-MhEMtRviUwpApvB0Y80ENH9LOBIZ5rWg@public.gmane.org>
2007-12-29 12:13 ` Izik Eidus
[not found] ` <477639CD.9040909-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-12-29 15:53 ` Yves Dorfsman
2007-12-29 16:25 ` Anders [this message]
[not found] ` <87ejd54gdk.fsf-MhEMtRviUwpApvB0Y80ENH9LOBIZ5rWg@public.gmane.org>
2007-12-29 17:57 ` Anders
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