[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] scheduling weirdness
Are all the VM workloads similar? We still have CPU scheduler problems, in that I/O-bound VMs will be unfairly penalised. We have someone working on fixing this over the summer. -- Keir > > Everything freshly pulled and rebuilt sunday afternoon. (no crashes > yet; knock wood...) Four VMs, all identical filesystems, created > identically, running the exact same job: > > # xm list > Dom Name Mem(MB) CPU State Time(s) > 0 Domain-0 54 0 r---- 643.7 > 1 This is VM 1 63 1 ----- 220.4 > 2 This is VM 2 63 0 ----- 831.5 > 3 This is VM 3 63 1 ----- 211.5 > 4 This is VM 4 63 0 ----- 205.6 > > and VM2 is clearly running through its work much faster than the other > three VMs. I shut everything down, rebooted, recreated and restarted > everything and same results. > > -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- > "We all enter this world in the | Support Electronic Freedom > same way: naked; screaming; soaked | http://www.eff.org/ > in blood. But if you live your | http://www.anti-dmca.org/ > life right, that kind of thing |--------------------------- > doesn't have to stop there." -- Dana Gould > > > > ------------------------------------------------------- > This SF.Net email is sponsored by BEA Weblogic Workshop > FREE Java Enterprise J2EE developer tools! > Get your free copy of BEA WebLogic Workshop 8.1 today. > http://ads.osdn.com/?ad_id=4721&alloc_id=10040&op=click > _______________________________________________ > Xen-devel mailing list > Xen-devel@xxxxxxxxxxxxxxxxxxxxx > https://lists.sourceforge.net/lists/listinfo/xen-devel ------------------------------------------------------- This SF.Net email is sponsored by BEA Weblogic Workshop FREE Java Enterprise J2EE developer tools! Get your free copy of BEA WebLogic Workshop 8.1 today. http://ads.osdn.com/?ad_id=4721&alloc_id=10040&op=click _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/xen-devel
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