From: MASAKI Haruka <reasonset@inflaton.co.jp>
To: Andrei Borzenkov <arvidjaar@gmail.com>, linux-btrfs@vger.kernel.org
Subject: Re: Some file lost when send back snapshot.
Date: Fri, 26 Apr 2019 13:50:27 +0900 [thread overview]
Message-ID: <20190426135027.62dcaa31@hydrangea> (raw)
In-Reply-To: <aa5623ca-e1c2-4499-75ee-be818acf3333@gmail.com>
Thank you for your reply.
# What does
@Host A ("lily" master, new volume)
aki@lily /mnt % socat TCP-LISTEN:25500 STDOUT | sudo btrfs receive -vv .
@Host B ("daisy" backup, having volumes)
aki@daisy /HySlave % sudo btrfs send -v 190315-001000 | socat STDIN TCP:lily.local:25500
( ...Transfared 11TB... )
@Host A
aki@lily /mnt % sudo btrfs subvolume snapshot 190315-001000 world
Create a snapshot of '190315-001000' in './world'
aki@lily /mnt % sudo btrfs subvolume snapshot -r world back1
Create a readonly snapshot of 'world' in './back1'
@Host A
aki@lily /mnt % sudo btrfs send -vv -p 190315-001000 back1 | socat STDIN tcp-connect:192.168.1.17:25555
At subvol back1
BTRFS_IOC_SEND returned 0
joining genl thread
@Host B
root@daisy /HySlave # socat TCP-LISTEN:25555 STDOUT | btrfs receive -vv .
At snapshot back1
receiving snapshot back1 uuid=32dda1a2-07bd-684f-b773-c5b4cd5f29c1, ctransid=2658 parent_uuid=9c10b77f-74fb-f94a-9a24-3c6d30c00ca2, parent_ctransid=2658
BTRFS_IOC_SET_RECEIVED_SUBVOL uuid=32dda1a2-07bd-684f-b773-c5b4cd5f29c1, stransid=2658
# Host A current
aki@lily /mnt % ls
190315-001000 back1 back2 world
aki@lily /mnt % sudo btrfs sub li -Rqu .
ID 258 gen 2698 top level 5 parent_uuid - received_uuid 9c10b77f-74fb-f94a-9a24-3c6d30c00ca2 uuid bc90d05c-7430-7b42-b683-702d906bb993 path 190315-001000
ID 2139 gen 2696 top level 5 parent_uuid bc90d05c-7430-7b42-b683-702d906bb993 received_uuid - uuid 23c5fede-a338-d14a-afcd-677db2e97637 path world
ID 2140 gen 2660 top level 5 parent_uuid 23c5fede-a338-d14a-afcd-677db2e97637 received_uuid - uuid 32dda1a2-07bd-684f-b773-c5b4cd5f29c1 path back1
ID 2142 gen 2672 top level 5 parent_uuid 23c5fede-a338-d14a-afcd-677db2e97637 received_uuid - uuid a8e3e041-c1fc-e443-9baf-ab481ae32b8b path back2
# Host B current
aki@daisy /HySlave % pwd
/HySlave
aki@daisy /HySlave % ls
190312-010100 190315-001000 back1 back2
[aki@daisy HySlave]$ sudo btrfs sub li -Rqu .
ID 256 gen 36238 top level 5 parent_uuid - received_uuid - uuid 4e42555d-a715-0e47-bd0e-85d6eb8911e0 path slave
ID 259 gen 35116 top level 256 parent_uuid - received_uuid 9c10b77f-74fb-f94a-9a24-3c6d30c00ca2 uuid 4a91d585-ab25-0c49-b183-ae951b5377e1 path 190312-010100
ID 3059 gen 7273 top level 256 parent_uuid 4a91d585-ab25-0c49-b183-ae951b5377e1 received_uuid 9c10b77f-74fb-f94a-9a24-3c6d30c00ca2 uuid 114cd74f-80d8-af44-a9d0-fd8ce3c991b4 path 190315-001000
ID 3072 gen 35112 top level 256 parent_uuid 4a91d585-ab25-0c49-b183-ae951b5377e1 received_uuid 32dda1a2-07bd-684f-b773-c5b4cd5f29c1 uuid fe7281d1-8b3e-8f46-a0b4-cdc52a1bb7aa path back1
ID 3073 gen 36236 top level 256 parent_uuid 4a91d585-ab25-0c49-b183-ae951b5377e1 received_uuid a8e3e041-c1fc-e443-9baf-ab481ae32b8b uuid 65206183-f20d-4648-83ab-e0485b16f7af path back2
# Files missing
aki@daisy /HySlave % ls /HySlave/190315-001000/local/pub/media/sound/notmusic_in_CD
Little_My_Maid SMEE el_louis firstkiss gakuensai infinity-kid kid-memories-off ojyo_tokkyu samusupi wizards_harmony yuukyuu-chara-seala
aki@daisy /HySlave % ls /HySlave/back1/local/pub/media/sound/notmusic_in_CD
Little_My_Maid el_louis firstkiss gakuensai infinity-kid kid-memories-off ojyo_tokkyu samusupi wizards_harmony yuukyuu-chara-seala
aki@lily /mnt % ls /mnt/190315-001000/local/pub/media/sound/notmusic_in_CD
Little_My_Maid SMEE el_louis firstkiss gakuensai infinity-kid kid-memories-off ojyo_tokkyu samusupi wizards_harmony yuukyuu-chara-seala
ki@lily /mnt % ls /mnt/back1/local/pub/media/sound/notmusic_in_CD
Little_My_Maid SMEE el_louis firstkiss gakuensai infinity-kid kid-memories-off ojyo_tokkyu samusupi wizards_harmony yuukyuu-chara-seala
aki@lily /mnt % ls /mnt/world/local/pub/media/sound/notmusic_in_CD
Little_My_Maid SMEE el_louis firstkiss gakuensai infinity-kid kid-memories-off ojyo_tokkyu samusupi wizards_harmony yuukyuu-chara-seala
SMEE is missing.
Thanks.
On Thu, 25 Apr 2019 20:55:59 +0300
Andrei Borzenkov <arvidjaar@gmail.com> wrote:
> 25.04.2019 16:34, MASAKI Haruka пишет:
> [...]
>
> Please show
>
> 1. Full protocol of commands you executed (commands and their output),
> e.g. captured using script.
> 2. Commands used to determine missing files on both source and receive
> sides.
> 3. Listing of subvolumes on both source and receive sides with
>
> btrfs sub li -Rqu /mount/point
>
> [...]
>
next prev parent reply other threads:[~2019-04-26 4:50 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-25 13:34 Some file lost when send back snapshot MASAKI Haruka
2019-04-25 17:55 ` Andrei Borzenkov
2019-04-26 4:50 ` MASAKI Haruka [this message]
2019-04-26 17:30 ` Andrei Borzenkov
2019-04-26 18:12 ` MASAKI Haruka
2019-04-26 18:27 ` Andrei Borzenkov
2019-04-27 5:50 ` MASAKI Haruka
2019-04-27 20:54 ` Chris Murphy
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