From: Sahitya Tummala <stummala@codeaurora.org>
To: Chao Yu <yuchao0@huawei.com>, jaegeuk@kernel.org
Cc: Jaegeuk Kim <jaegeuk@kernel.org>,
linux-kernel@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH v3] f2fs: allow to change discard policy based on cached discard cmds
Date: Fri, 26 Mar 2021 06:47:56 +0530 [thread overview]
Message-ID: <20210326011756.GE8562@codeaurora.org> (raw)
In-Reply-To: <3c453b72-892f-7044-2edd-224b82202608@huawei.com>
Hi Jaegeuk,
This latest v3 patch needs to be updated in f2fs tree.
The f2fs tree currently points to older version of patch.
Please make a note of it.
Thanks,
Sahitya.
On Tue, Mar 16, 2021 at 07:08:58PM +0800, Chao Yu wrote:
> On 2021/3/16 17:29, 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.
> >
> >Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
>
> Reviewed-by: Chao Yu <yuchao0@huawei.com>
>
> Thanks,
--
--
Sent by a consultant of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.
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next prev parent reply other threads:[~2021-03-26 1:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-16 9:29 [f2fs-dev] [PATCH v3] f2fs: allow to change discard policy based on cached discard cmds Sahitya Tummala
2021-03-16 11:08 ` Chao Yu
2021-03-26 1:17 ` Sahitya Tummala [this message]
2021-03-26 1:21 ` Jaegeuk Kim
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