Hi! On 23 February 2009 20:34:54 Russell Miller wrote: > Hi all, > > One of the things that I have been tasked with at work is doing > detailed performance analysis of openvz. > > I have discovered that when running more than one guest and saturating > the bandwidth of both of them (I ran netperf to the same host on two > guests at the same time) I take a 20% hit in performance, invariably. > ie (approximately). > > One guest: 900 Mb/s > Two guests: 700Mb/s total, around 350Mb/s per guest.
Can you specify a more information about tests: netperf parameters, CPU activity for VEs and VE0, check failcounters. What do you use for server side? Can you run test - start the two netperf client threads in one VE? Also the same test on VE0. > > This is obviously a significant hit, and I can think of no reason > offhand for it. Has anyone here seen this kind of degradation? > > --Russell -- Thank, Vitaliy Gusev _______________________________________________ Users mailing list [email protected] https://openvz.org/mailman/listinfo/users
