Re: [Qemu-devel] IDE disk FLUSH take more than 30 secs, the SUSE guest reports "lost interrupt and the file system becomes read-only"

2013-05-27 Thread Paolo Bonzini
Il 26/05/2013 19:08, Andreas Färber ha scritto: > Have you actually tried that out with a patch such as the following? > > diff --git a/hw/ide/core.c b/hw/ide/core.c > index c7a8041..bf1ff18 100644 > --- a/hw/ide/core.c > +++ b/hw/ide/core.c > @@ -795,6 +795,8 @@ static void ide_flush_cb(void *opa

Re: [Qemu-devel] IDE disk FLUSH take more than 30 secs, the SUSE guest reports "lost interrupt and the file system becomes read-only"

2013-05-27 Thread Stefan Hajnoczi
On Sun, May 26, 2013 at 07:08:02PM +0200, Andreas Färber wrote: > Am 21.05.2013 09:12, schrieb Gonglei (Arei): > > Through analysis, I found that because the system call the fdatasync > > command in the Qemu over 30s, > > after the Guest's kernel thread detects the io transferation is timeout, >

Re: [Qemu-devel] IDE disk FLUSH take more than 30 secs, the SUSE guest reports "lost interrupt and the file system becomes read-only"

2013-05-26 Thread Andreas Färber
Am 21.05.2013 09:12, schrieb Gonglei (Arei): > Through analysis, I found that because the system call the fdatasync command > in the Qemu over 30s, > after the Guest's kernel thread detects the io transferation is timeout, went > to check IDE disk state. > But the IDE disk status is 0x50, rathe

Re: [Qemu-devel] IDE disk FLUSH take more than 30 secs, the SUSE guest reports "lost interrupt and the file system becomes read-only"

2013-05-21 Thread Gonglei (Arei)
[Qemu-devel] IDE disk FLUSH take more than 30 secs, the SUSE > guest reports "lost interrupt and the file system becomes read-only" > > Hi, > > Am 21.05.2013 09:12, schrieb Gonglei (Arei): > > In the case of physical hard disk's speed which processing IO (when grou

Re: [Qemu-devel] IDE disk FLUSH take more than 30 secs, the SUSE guest reports "lost interrupt and the file system becomes read-only"

2013-05-21 Thread Andreas Färber
Hi, Am 21.05.2013 09:12, schrieb Gonglei (Arei): > In the case of physical hard disk's speed which processing IO (when grouping > RAID) is very slow, I encountered a problem. > I dd big file in SUSE virtual machine, the command is > linux:/ # dd if=/dev/zero of=./info bs=1M count=5000;sync > > b

[Qemu-devel] IDE disk FLUSH take more than 30 secs, the SUSE guest reports "lost interrupt and the file system becomes read-only"

2013-05-21 Thread Gonglei (Arei)
In the case of physical hard disk's speed which processing IO (when grouping RAID) is very slow, I encountered a problem. I dd big file in SUSE virtual machine, the command is linux:/ # dd if=/dev/zero of=./info bs=1M count=5000;sync but finally I get those message: linux:~ # dmesg [ 174.804114]