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SubjectRe: [f2fs-dev] [PATCH] f2fs: add compr_inode and compr_blocks sysfs nodes
On Fri, Oct 16, 2020 at 02:14:55PM +0900, Daeho Jeong wrote:
> From: Daeho Jeong <daehojeong@google.com>
>
> Added compr_inode to show compressed inode count and compr_blocks to
> show compressed block count in sysfs.
>
> Signed-off-by: Daeho Jeong <daehojeong@google.com>
> ---
> Documentation/ABI/testing/sysfs-fs-f2fs | 10 ++++++++++
> fs/f2fs/sysfs.c | 17 +++++++++++++++++
> 2 files changed, 27 insertions(+)
>
> diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs
> index 834d0becae6d..a01c26484c69 100644
> --- a/Documentation/ABI/testing/sysfs-fs-f2fs
> +++ b/Documentation/ABI/testing/sysfs-fs-f2fs
> @@ -350,3 +350,13 @@ Date: April 2020
> Contact: "Daeho Jeong" <daehojeong@google.com>
> Description: Give a way to change iostat_period time. 3secs by default.
> The new iostat trace gives stats gap given the period.
> +
> +What: /sys/fs/f2fs/<disk>/compr_inode
> +Date: October 2020
> +Contact: "Daeho Jeong" <daehojeong@google.com>
> +Description: Show compressed inode count
> +
> +What: /sys/fs/f2fs/<disk>/compr_blocks
> +Date: October 2020
> +Contact: "Daeho Jeong" <daehojeong@google.com>
> +Description: Show compressed block count

Is it the count in memory, or on disk?

- Eric

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