Messages in this thread | | | Date | Wed, 11 Dec 2019 15:40:18 +0100 | From | Michal Hocko <> | Subject | Re: Patch "mm, vmstat: make quiet_vmstat lighter" has been added to the 4.4-stable tree |
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On Wed 11-12-19 22:32:49, zhangyi (F) wrote: > Hi, all > > We find a performance degradation under lmbench af_unix[1] test case after > mergeing this patch on my x86 qemu 4.4 machine. The test result is basically > stable for each teses. > > Host machine: CPU: Intel(R) Xeon(R) CPU E5-2690 v3 > CPU(s): 48 > MEM: 193047 MB > > Guest machine: CPU: QEMU Virtual CPU version 2.5+ > CPU(s): 8 > MEM: 26065 MB
Does the same happen on the bare metal? Also what are the numbers for the current vanilla kernel? -- Michal Hocko SUSE Labs
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