Messages in this thread | | | Subject | Re: [PATCH] f2fs: allow to change discard policy based on cached discard cmds | From | Chao Yu <> | Date | Thu, 11 Mar 2021 14:52:21 +0800 |
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On 2021/3/11 9:47, Sahitya Tummala wrote: > With the default DPOLICY_BG discard thread is ioaware, which prevents > the discard thread from issuing the discard commands. On low RAM setups, > it is observed that these discard commands in the cache are consuming > high memory. This patch aims to relax the memory pressure on the system > due to f2fs pending discard cmds by changing the policy to DPOLICY_FORCE > based on the nm_i->ram_thresh configured.
Agreed.
> > Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Thanks,
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