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Re: [Qemu-devel] [PATCH 5/5] disk_deadlines: add info disk-deadlines opt
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCH 5/5] disk_deadlines: add info disk-deadlines option |
Date: |
Tue, 8 Sep 2015 10:26:41 -0600 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 |
On 09/08/2015 10:20 AM, Eric Blake wrote:
> On 09/08/2015 02:00 AM, Denis V. Lunev wrote:
>> From: Raushaniya Maksudova <address@hidden>
>>
>> This patch adds "info disk-deadlines" qemu-monitor option that prints
>> dump of all disk requests which caused a disk deadline in Guest OS
>> from the very start of Virtual Machine:
>>
>
> qapi interface review only:
>
> Should it be possible to filter to deadlines missed for a specific node,
> by having an arguments with an optional node name?
>
> Should any of the existing query-block or similar commands be modified
> to make it obvious that there are missed deadline stats, and that it
> would be useful to call query-disk-deadlines to learn more about them?
Also, should there be an event raised when a timeout occurs, so that
management doesn't have to poll this API?
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- Re: [Qemu-devel] [PATCH 4/5] disk_deadlines: add control of requests time expiration, (continued)
- Re: [Qemu-devel] [PATCH 4/5] disk_deadlines: add control of requests time expiration, Kevin Wolf, 2015/09/08
- Re: [Qemu-devel] [PATCH 4/5] disk_deadlines: add control of requests time expiration, Denis V. Lunev, 2015/09/08
- Re: [Qemu-devel] [PATCH 4/5] disk_deadlines: add control of requests time expiration, Kevin Wolf, 2015/09/08
- Re: [Qemu-devel] [PATCH 4/5] disk_deadlines: add control of requests time expiration, Denis V. Lunev, 2015/09/08
- Re: [Qemu-devel] [PATCH 4/5] disk_deadlines: add control of requests time expiration, Kevin Wolf, 2015/09/08
- Re: [Qemu-devel] [PATCH 4/5] disk_deadlines: add control of requests time expiration, Stefan Hajnoczi, 2015/09/10
- Re: [Qemu-devel] [PATCH 4/5] disk_deadlines: add control of requests time expiration, Kevin Wolf, 2015/09/10
[Qemu-devel] [PATCH 5/5] disk_deadlines: add info disk-deadlines option, Denis V. Lunev, 2015/09/08
Re: [Qemu-devel] [PATCH RFC 0/5] disk deadlines, Vasiliy Tolstov, 2015/09/08
Re: [Qemu-devel] [PATCH RFC 0/5] disk deadlines, Fam Zheng, 2015/09/08
- Re: [Qemu-devel] [PATCH RFC 0/5] disk deadlines, Kevin Wolf, 2015/09/08
- Re: [Qemu-devel] [PATCH RFC 0/5] disk deadlines, Denis V. Lunev, 2015/09/08
- Re: [Qemu-devel] [PATCH RFC 0/5] disk deadlines, Fam Zheng, 2015/09/08
- Re: [Qemu-devel] [PATCH RFC 0/5] disk deadlines, Denis V. Lunev, 2015/09/08
- Re: [Qemu-devel] [PATCH RFC 0/5] disk deadlines, Kevin Wolf, 2015/09/08
- Re: [Qemu-devel] [PATCH RFC 0/5] disk deadlines, Fam Zheng, 2015/09/08