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Re: [Xen-devel] [RFC][PATCH] Increase hotplug timeout
| To: | Jiri Denemark <jdenemar@xxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [RFC][PATCH] Increase hotplug timeout |
| From: | Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> |
| Date: | Thu, 16 Apr 2009 11:48:58 +0100 |
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| Delivery-date: | Thu, 16 Apr 2009 03:49:26 -0700 |
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Jiri Denemark writes ("[Xen-devel] [RFC][PATCH] Increase hotplug timeout"):
> When a process in dom0 is writing huge amount of data to a disk in
> parallel to creating new domain, it may take quite a lot of time
> until all hotplug scripts finish. For example, on my system it takes
> almost 5 minutes to start all hotplug scripts.
That's a very long time. All of that for just one domain ?
> So it seems 100 seconds is not enough for such scenarios as xend
> would give up waiting for hotplug scripts too early. What do you
> think about the attached patch, which increases the timeout to 10
> minutes? Of course, the dark side of this change is that it would
> take ages to recognize hotplug scripts are not really working.
I think very few people have configurations like yours.
Perhaps it would be best to make the timeout configurable, but leave
the default unchanged ?
Ian.
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