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SubjectRe: Patch "mm, vmstat: make quiet_vmstat lighter" has been added to the 4.4-stable tree
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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