Re: Bad Disk Performance of domU

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----- "Francisco Pérez" <fperez.x@xxxxxxxxx> wrote:
> OK, here it is:> > name = "vm01"> uuid = "2fa05fe5-9b52-3527-5bf5-efb88555c567"> maxmem = 5836> memory = 5836> vcpus = 1> bootloader = "/usr/bin/pygrub"> on_poweroff = "destroy"> on_reboot = "restart"> on_crash = "restart"> vfb = [ ]> disk = [ "tap:aio:/var/lib/xen/images/vm01.img,xvda,w" ]> vif = [ "mac=00:16:3e:15:6f:cd,bridge=xenbr0" ]> > Thanks.
What kind of "disk performance"?  Read?  Write?  Random?  Linear?
As for general tuning, use block devices (LVM) unless you have to do otherwise.  Do you do a large amount of I/O in general?  Do you have dom0's CPU pinned to an unshared core?
-- Christopher G. Stach II

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