From: Nikolay Borisov <nborisov@suse.com>
To: Hamish Moffatt <hamish-btrfs@moffatt.email>,
Zygo Blaxell <ce3g8jdj@umail.furryterror.org>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: new database files not compressed
Date: Mon, 31 Aug 2020 13:47:46 +0300 [thread overview]
Message-ID: <68468502-c0e4-d126-3e09-4b5afa0a1f29@suse.com> (raw)
In-Reply-To: <4b5ff37f-2659-0757-cdc4-e3704ba9768b@moffatt.email>
<SNIP>
> I created a new file system, ran dd bs=32k count=1024, then the dump
> shows me items all the way up to item 161. https://pastebin.com/0MPPdqqM
>
> item 160 key (258 EXTENT_DATA 33292288) itemoff 7750 itemsize 53
> generation 7 type 1 (regular)
> extent data disk byte 14671872 nr 4096
> extent data offset 0 nr 131072 ram 131072
> extent compression 3 (zstd)
> item 161 key (258 EXTENT_DATA 33423360) itemoff 7697 itemsize 53
> generation 7 type 1 (regular)
> extent data disk byte 14675968 nr 4096
> extent data offset 0 nr 131072 ram 131072
> extent compression 3 (zstd)
> total bytes 32196018176
> bytes used 1245184
> uuid 53eaed91-1060-445b-bf7c-5efe9917adbc
This output indicates that extents are compressed, what does compsize
report on this file?
>
>
> From mount: /dev/sdb on /mnt/test type btrfs
> (rw,relatime,compress-force=zstd:3,space_cache,subvolid=5,subvol=/)
>
> Hamish
>
next prev parent reply other threads:[~2020-08-31 10:47 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-30 9:35 new database files not compressed Hamish Moffatt
2020-08-31 2:20 ` Eric Wong
2020-08-31 2:44 ` Hamish Moffatt
2020-08-31 3:15 ` A L
2020-08-31 3:47 ` Zygo Blaxell
2020-08-31 8:53 ` Hamish Moffatt
2020-08-31 9:25 ` Nikolay Borisov
2020-08-31 10:40 ` Hamish Moffatt
2020-08-31 10:47 ` Nikolay Borisov [this message]
2020-08-31 12:56 ` Hamish Moffatt
2020-08-31 11:15 ` Roman Mamedov
2020-08-31 12:54 ` Hamish Moffatt
2020-08-31 12:57 ` Nikolay Borisov
2020-08-31 23:50 ` Hamish Moffatt
2020-09-01 5:15 ` Nikolay Borisov
2020-09-01 8:55 ` Hamish Moffatt
2020-09-02 0:32 ` Hamish Moffatt
2020-09-02 5:57 ` Nikolay Borisov
2020-09-02 6:05 ` Hamish Moffatt
2020-09-02 6:10 ` Nikolay Borisov
2020-09-02 9:57 ` A L
2020-09-02 10:09 ` Nikolay Borisov
2020-09-03 15:04 ` A L
2020-09-02 16:16 ` Zygo Blaxell
2020-09-03 12:53 ` Hamish Moffatt
2020-09-03 19:44 ` Zygo Blaxell
2020-09-04 8:07 ` Hamish Moffatt
2020-09-05 4:07 ` Zygo Blaxell
2020-09-03 15:03 ` A L
2020-09-03 21:52 ` Zygo Blaxell
2020-09-01 1:43 ` Chris Murphy
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