Re: [Users] Extremely poor disk access speeds in Windows guest

On 01/23/2014 07:46 PM, Steve Dainard wrote: > Backing Storage: Gluster Replica > Storage Domain: NFS > Ovirt Hosts: CentOS 6.5 > Ovirt version: 3.3.2 > Network: GigE > # of VM's: 3 - two Linux guests are idle, one Windows guest is > installing updates. > > I've installed a Windows 2008 R2 guest with virtio disk, and all the > drivers from the latest virtio iso. I've also installed the spice agent > drivers. > > Guest disk access is horribly slow, Resource monitor during Windows > updates shows Disk peaking at 1MB/sec (scale never increases) and Disk > Queue Length Peaking at 5 and looks to be sitting at that level 99% of > the time. 113 updates in Windows has been running solidly for about 2.5 > hours and is at 89/113 updates complete. > virtio-block or virtio-scsi? which windows guest driver version for that? > I can't say my Linux guests are blisteringly fast, but updating a guest > from RHEL 6.3 fresh install to 6.5 took about 25 minutes. > > If anyone has any ideas, please let me know - I haven't found any tuning > docs for Windows guests that could explain this issue. > > Thanks, > > > *Steve Dainard * > > > > _______________________________________________ > Users mailing list > Users(a)ovirt.org > http://lists.ovirt.org/mailman/listinfo/users > >