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Re: [Qemu-devel] I/O errors reported to guest for raw-image-file backed
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From: |
Fam Zheng |
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Subject: |
Re: [Qemu-devel] I/O errors reported to guest for raw-image-file backed /dev/vda - but host sees no I/O errors |
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Date: |
Wed, 20 Apr 2016 10:11:01 +0800 |
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User-agent: |
Mutt/1.5.24 (2015-08-30) |
On Tue, 04/19 19:47, Lutz Vieweg wrote:
> The guest drive parameters are:
> > -drive
> > "file=image.raw,if=virtio,format=raw,media=disk,cache=unsafe,werror=report,rerror=report"
Given this implies aio=threads...
> Can you provide any hint on how to pursue the cause of these errors?
> (I thought about using "strace -f -p ..." on qemu, but I don't
> know what exactly to look for in the output - some failed "pwrite()"
> to the image file?)
... yes, this should work.
Fam