Re: [Xen-users] dom0 speed issues

[Roger Pau Monné <roger.pau@xxxxxxxxxx>]

Hello,

Please don't send duplicate emails to the list.

El 26/05/15 a les 11.22, Niki Vasilev ha escrit:
> Hi,
> 
> I am running xen 4.2.5 on centos 6 with Areca raid controller I have 2
> domUs on it ...which are passive most of the time. I had some complains
> about the speed on these domUs so I ran a test with fio. The speed on
> domU was ~4k iops and on dom0 ~10k iops which is really slow. I rebooted
> dom0 and the speed was fine again - ~22k iops and on domU around 10k.
> But after few hours the speed went down again ...I made few tests
> ....like didnt start any domUs just dom0 and the speed is going down
> again ....I have no idea what may cause this. Searched the internet, but
> no luck.
> 
> Can someone give me advice re this weird problem ?

Does this also happen if you boot the same kernel without Xen?

Roger.

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