Re: [PATCH v2 2/2] mm: vmscan: fix node reclaim ignoring swappiness parameter
Ridong Chen <[email protected]>
| Newsgroups | org.kernel.vger.cgroups,org.kernel.vger.linux-kernel,org.kernel.vger.stable |
|---|---|
| Message-ID | <[email protected]> |
On 7/16/2026 2:06 PM, Tao Cui wrote: > Hi Ridong, > > Reproduced the bug and verified the fix in a QEMU x86_64 guest with > CONFIG_MEMCG disabled. Global vm.swappiness pinned to 1, then: > > echo "64M swappiness=<x>" > /sys/devices/system/node/node0/reclaim > > swappiness= | buggy (anon/file) | patched (anon/file) > ----------- | -------------------- | -------------------- > max | 0 / 16385 | 16292 / 0 > 200 | 2 / 16384 | 16837 / 0 > 1 | 0 / 16386 | 0 / 16467 > > Unpatched ignores the swappiness arg (always file); patched honors it. > Matches the commit message. > > Tested-by: Song Hu <[email protected]> > Reviewed-by: Song Hu <[email protected]> > Thanks. -- Best regards Ridong