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[Qemu-devel] How to emulate block I/O timeout on qemu side?


From: Dongli Zhang
Subject: [Qemu-devel] How to emulate block I/O timeout on qemu side?
Date: Fri, 2 Nov 2018 01:11:32 -0700 (PDT)

Hi,

Is there any way to emulate I/O timeout on qemu side (not fault injection in VM
kernel) without modifying qemu source code?

For instance, I would like to observe/study/debug the I/O timeout handling of
nvme, scsi, virtio-blk (not supported) of VM kernel.

Is there a way to trigger this on purpose on qemu side?

Thank you very much!

Dongli Zhang



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