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From: Chao Yu <chao@kernel.org>
To: Daeho Jeong <daeho43@gmail.com>
Cc: linux-kernel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net, kernel-team@android.com,
	Daeho Jeong <daehojeong@google.com>
Subject: Re: [f2fs-dev] [PATCH v2] f2fs: introduce blk_alloc_mode mount option
Date: Mon, 16 Aug 2021 15:43:36 +0800	[thread overview]
Message-ID: <50bfbeee-e165-5bcf-1c47-a45ef8b36ebf@kernel.org> (raw)
In-Reply-To: <CACOAw_x1F6Uu3p9RA8S7XBXnEYsnjPFY0JSG_VqBLrUjqAGeCA@mail.gmail.com>

On 2021/8/16 15:11, Daeho Jeong wrote:
> I agree with you. But still I think "fragment" mode should work even
> in low free space conditions.
> Otherwise, it will be seeking the free blocks again and again like a busy loop.
> Or we can change the block allocation way into adaptive mode under low
> free space even staying in "fragment" mode.

I think fallbacking to adaptive mode sounds good to me, so the condition
of fallback may be there is no more free segments?

Thanks,

> 
> If we can handle this, we might use "fragment" mode for both
> simulating after fragmentation and making the filesystem fragmented.
> 

      reply	other threads:[~2021-08-16  7:43 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-09 18:54 Daeho Jeong
2021-08-11  1:58 ` [f2fs-dev] " Chao Yu
2021-08-11  5:41   ` Daeho Jeong
2021-08-11 12:41     ` Chao Yu
2021-08-16  4:57       ` Daeho Jeong
2021-08-16  6:28         ` Chao Yu
2021-08-16  7:11           ` Daeho Jeong
2021-08-16  7:43             ` Chao Yu [this message]

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