That, is weird for 2 reasons. 

The first reason is that the cephfs-data-scan should not run for a couple of 
hours on empty data pools. I just tried to run it on an empty pool and it 
doesn't run for more than maybe 10 seconds. 

The second reason is that the data pool cfs_irods_def_test should not be empty, 
even with if the filesystem tree is. It should at least have a few rados 
objects named after {100,200,400,60x}.00000000 and the root inode 1.00000000 / 
1.00000000.inode unless you removed the filesystem by running the 'ceph fs rm 
<filesystem_name> --yes-i-really-mean-it' command which does remove rados 
objects in the associated pools. 

If it's clear for you that this filesystem should be empty, I'd advise you to 
remove it (using the 'ceph fs rm' command), delete any rados objects in the 
metadata and data pools, and then recreate the filesystem. 

Regards, 
Frédéric. 

----- Le 22 Avr 25, à 15:13, Christophe DIARRA <christophe.dia...@idris.fr> a 
écrit : 

> Hello Frédéric,

> I have:

> [mon-01 ~]# rados df | grep -E 
> 'OBJECTS|cfs_irods_def_test|cfs_irods_data_test'
> POOL_NAME USED OBJECTS CLONES COPIES MISSING_ON_PRIMARY UNFOUND DEGRADED 
> RD_OPS
> RD WR_OPS WR USED COMPR UNDER COMPR
> cfs_irods_data_test 0 B 0 0 0 0 0 0 0 0 B 0 0 B 0 B 0 B
> cfs_irods_def_test 0 B 0 0 0 0 0 0 1 0 B 80200 157 GiB 0 B 0 B
> [mon-01 ~]#

> I will interrupt the current scanning process and rerun it with more workers.

> Thanks,

> Christophe

> On 22/04/2025 15:05, Frédéric Nass wrote:

>> Hum... Obviously this 'empty' filesystem has way more rados objects in the 2
>> data pools than expected. You should see that many objects with:

>> rados df | grep -E 'OBJECTS|cfs_irods_def_test|cfs_irods_data_test'

>> If waiting is not an option, you can break the scan_extents command, re-run 
>> it
>> with multiple workers, and then proceed with the next scan (scan_links). Just
>> make sure you run the next scan with multiple workers as well.

>> Regards,
>> Frédéric.

>> ----- Le 22 Avr 25, à 14:54, Christophe DIARRA [
>> mailto:christophe.dia...@idris.fr | <christophe.dia...@idris.fr> ] a écrit :

>>> Hello Frédéric,

>>> I ran the commands (see below) but the command 'cephfs-data-scan 
>>> scan_extents
>>> --filesystem cfs_irods_test' is not finished yet. It has been running for 2+
>>> hours. I didn't run it in parallel because it contains empty directories 
>>> only.
>>> According to [1]: "scan_extents and scan_inodes commands may take a very 
>>> long
>>> time if the data pool contains many files or very large files. Now I think I
>>> should have run the command in parallel. I don't know if it is safe to
>>> interrupt it and then rerun it with 16 workers.
>>> On 22/04/2025 12:13, Frédéric Nass wrote:

>>>> Hi Christophe,

>>>> You could but it won't be of any help since the journal is empty. What you 
>>>> can
>>>> do to fix the fs metadata is to run the below commands from the
>>>> disaster-recovery-experts documentation [1] in this particular order:

>>>> #Prevent access to the fs and set it down.
>>>> ceph fs set cfs_irods_test refuse_client_session true
>>>> ceph fs set cfs_irods_test joinable false
>>>> ceph fs set cfs_irods_test down true

>>> [mon-01 ~]# ceph fs set cfs_irods_test refuse_client_session true
>>> client(s) blocked from establishing new session(s)

>>> [mon-01 ~]# ceph fs set cfs_irods_test joinable false
>>> cfs_irods_test marked not joinable; MDS cannot join as newly active. 
>>> [mon-01 ~]#
>>> ceph fs set cfs_irods_test down true
>>> cfs_irods_test marked down.

>>>> # Reset maps and journal
>>>> cephfs-table-tool cfs_irods_test:0 reset session
>>>> cephfs-table-tool cfs_irods_test:0 reset snap
>>>> cephfs-table-tool cfs_irods_test:0 reset inode

>>> [mon-01 ~]# cephfs-table-tool cfs_irods_test:0 reset session
>>> {
>>> "0": {
>>> "data": {},
>>> "result": 0
>>> }
>>> }

>>> [mon-01 ~]# cephfs-table-tool cfs_irods_test:0 reset snap
>>> Error ((2) No such file or directory)
>>> 2025-04-22T12:29:09.550+0200 7f1d4c03e100 -1 main: Bad rank selection:
>>> cfs_irods_test:0'

>>> [mon-01 ~]# cephfs-table-tool cfs_irods_test:0 reset inode
>>> Error ((2) No such file or directory2025-04-22T12:29:43.880+0200 
>>> 7f0878a3a100 -1
>>> main: Bad rank selection: cfs_irods_test:0'
>>> )

>>>> cephfs-journal-tool --rank cfs_irods_test:0 journal reset --force
>>>> cephfs-data-scan init --force-init --filesystem cfs_irods_test

>>> [mon-01 ~]# cephfs-journal-tool --rank cfs_irods_test:0 journal reset 
>>> --force
>>> Error ((2) No such file or directory)
>>> 2025-04-22T12:34:42.474+0200 7fe8b3a36100 -1 main: Couldn't determine MDS 
>>> rank.

>>> [mon-01 ~]# cephfs-data-scan init --force-init --filesystem cfs_irods_test
>>> [mon-01 ~]#

>>>> # Rescan data and fix metadata (leaving the below commands commented for
>>>> information on how to // these scan tasks)
>>>> #for i in {0..15} ; do cephfs-data-scan scan_frags --filesystem 
>>>> cfs_irods_test
>>>> --force-corrupt --worker_n $i --worker_m 16 & done
>>>> #for i in {0..15} ; do cephfs-data-scan scan_extents --filesystem 
>>>> cfs_irods_test
>>>> --worker_n $i --worker_m 16 & done
>>>> #for i in {0..15} ; do cephfs-data-scan scan_inodes --filesystem 
>>>> cfs_irods_test
>>>> --force-corrupt --worker_n $i --worker_m 16 & done
>>>> #for i in {0..15} ; do cephfs-data-scan scan_links --filesystem 
>>>> cfs_irods_test
>>>> --worker_n $i --worker_m 16 & done

>>>> cephfs-data-scan scan_frags --filesystem cfs_irods_test --force-corrupt
>>>> cephfs-data-scan scan_extents --filesystem cfs_irods_test

>>> [mon-01 ~]# cephfs-data-scan scan_frags --filesystem cfs_irods_test
>>> --force-corrupt
>>> [mon-01 ~]# cephfs-data-scan scan_extents --filesystem cfs_irods_test 
>>> ------>
>>> still running

>>> I don't know how long it will take. Once it will be completed I will run the
>>> remaining commands.

>>> Thanks,

>>> Christophe

>>>> cephfs-data-scan scan_inodes --filesystem cfs_irods_test --force-corrupt
>>>> cephfs-data-scan scan_links --filesystem cfs_irods_test
>>>> cephfs-data-scan cleanup --filesystem cfs_irods_test

>>>> #ceph mds repaired 0 <---- should not be necessary

>>>> # Set the fs back online and accessible
>>>> ceph fs set cfs_irods_test down false
>>>> ceph fs set cfs_irods_test joinable true
>>>> ceph fs set cfs_irods_test refuse_client_session false

>>>> An MDS should now start, if not then use 'ceph orch daemon restart 
>>>> mds.xxxxx' to
>>>> start a MDS. After remounting the fs you should be able to access 
>>>> /testdir1 and
>>>> /testdir2 in the fs root.

>>>> # scrub the fs again to check that if everything is OK.
>>>> ceph tell mds.cfs_irods_test:0 scrub start / recursive,repair,force

>>>> Regards,
>>>> Frédéric.

>>>> [1] [ https://docs.ceph.com/en/latest/cephfs/disaster-recovery-experts/ |
>>>> https://docs.ceph.com/en/latest/cephfs/disaster-recovery-experts/ ]

>>>> ----- Le 22 Avr 25, à 10:21, Christophe DIARRA [
>>>> mailto:christophe.dia...@idris.fr | <christophe.dia...@idris.fr> ] a écrit 
>>>> :

>>>>> Hello Frédéric,

>>>>> Thank your for your help.

>>>>> Following is output you asked for:

>>>>> [root@fidrcmon-01 ~]# date
>>>>> Tue Apr 22 10:09:10 AM CEST 2025
>>>>> [root@fidrcmon-01 ~]# ceph tell mds.cfs_irods_test:0 scrub start /
>>>>> recursive,repair,force
>>>>> 2025-04-22T10:09:12.796+0200 7f43f6ffd640 0 client.86553 ms_handle_reset 
>>>>> on
>>>>> v2:130.84.80.10:6800/3218663047
>>>>> 2025-04-22T10:09:12.818+0200 7f43f6ffd640 0 client.86559 ms_handle_reset 
>>>>> on
>>>>> v2:130.84.80.10:6800/3218663047
>>>>> {
>>>>> "return_code": 0,
>>>>> "scrub_tag": "12e537bb-bb39-4f3b-ae09-e0a1ae6ce906",
>>>>> "mode": "asynchronous"
>>>>> }
>>>>> [root@fidrcmon-01 ~]# ceph tell mds.cfs_irods_test:0 scrub status
>>>>> 2025-04-22T10:09:31.760+0200 7f3f0f7fe640 0 client.86571 ms_handle_reset 
>>>>> on
>>>>> v2:130.84.80.10:6800/3218663047
>>>>> 2025-04-22T10:09:31.781+0200 7f3f0f7fe640 0 client.86577 ms_handle_reset 
>>>>> on
>>>>> v2:130.84.80.10:6800/3218663047
>>>>> {
>>>>> "status": "no active scrubs running",
>>>>> "scrubs": {}
>>>>> }
>>>>> [root@fidrcmon-01 ~]# cephfs-journal-tool --rank cfs_irods_test:0 event
>>>>> recover_dentries list
>>>>> 2025-04-16T18:24:56.802960+0200 0x7c334a SUBTREEMAP: ()
>>>>> [root@fidrcmon-01 ~]#

>>>>> Based on this output, can I run the other three commands provided in your
>>>>> message :
>>>>> ceph tell mds.0 flush journal
>>>>> ceph mds fail 0
>>>>> ceph tell mds.cfs_irods_test:0 scrub start / recursive

>>>>> Thanks, Christophe

>>>>> On 19/04/2025 12:55, Frédéric Nass wrote:

>>>>>> Hi Christophe, Hi David,

>>>>>> Could you share the ouptut of the below command after running the 
>>>>>> scrubbing with
>>>>>> recursive,repair,force?

>>>>>> cephfs-journal-tool --rank cfs_irods_test:0 event recover_dentries list

>>>>>> Could be that the MDS recovered these 2 dentries in its journal already 
>>>>>> but the
>>>>>> status of the filesystem was not updated yet. I've seen this happening 
>>>>>> before.
>>>>>> If that the case, you could try a flush, fail and re-scrub:

>>>>>> ceph tell mds.0 flush journal
>>>>>> ceph mds fail 0
>>>>>> ceph tell mds.cfs_irods_test:0 scrub start / recursive

>>>>>> This might clear the HEALTH_ERR. If not, then it will be easy to fix by
>>>>>> rebuilding / fixing the metadata from the data pools since this fs is 
>>>>>> empty.

>>>>>> Let us know,

>>>>>> Regards,
>>>>>> Frédéric.

>>>>>> ----- Le 18 Avr 25, à 9:51, David [ mailto:david.cas...@aevoo.fr |
>>>>>> david.cas...@aevoo.fr ] a écrit :

>>>>>>> I also tend to think that the disk has nothing to do with the problem.

>>>>>>> My reading is that the inode associated with the dentry is missing.
>>>>>>> Can anyone correct me?

>>>>>>> Christophe informed me that the directories were emptied before the
>>>>>>> incident.

>>>>>>> I don't understand why scrubbing doesn't repair the meta data.
>>>>>>> Perhaps because the directory is empty ?

>>>>>>> Le jeu. 17 avr. 2025 à 19:06, Anthony D'Atri [ 
>>>>>>> mailto:anthony.da...@gmail.com |
>>>>>>> <anthony.da...@gmail.com> ] a
>>>>>>> écrit :

>>>>>>>> HPE rebadges drives from manufacturers.  A quick search supports the 
>>>>>>>> idea
>>>>>>>> that this SKU is fulfilled at least partly by Kioxia, so not likely a 
>>>>>>>> PLP
>>>>>>>> issue.

>>>>>>>>> On Apr 17, 2025, at 11:39 AM, Christophe DIARRA <

>>>>>>>> [ mailto:christophe.dia...@idris.fr | christophe.dia...@idris.fr ] > 
>>>>>>>> wrote:

>>>>>>>>> Hello David,

>>>>>>>>> The SSD model is VO007680JWZJL.

>>>>>>>>> I will delay the 'ceph tell mds.cfs_irods_test:0 damage rm 241447932'

>>>>>>>> for the moment. If any other solution is found I will be obliged to use
>>>>>>>> this command.

>>>>>>>>> I found 'dentry' in the logs when the cephfs cluster started:

>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mds[2367]: 
>>>>>>>>>> mds.cfs_irods_test.mon-02.awuygq

>>>>>>>> Updating MDS map to version 15613 from mon.2

>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mds[2367]: mds.0.15612 handle_mds_map i 
>>>>>>>>>> am

>>>>>>>> now mds.0.15612

>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mds[2367]: mds.0.15612 handle_mds_map 
>>>>>>>>>> state

>>>>>>>> change up:starting --> up:active

>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mds[2367]: mds.0.15612 active_start
>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mds[2367]: mds.0.cache.den(0x1 testdir2)

>>>>>>>> loaded already *corrupt dentry*: [dentry #0x1/testdir2 [2,head] [ 
>>>>>>>> mailto:rep@0.0
>>>>>>>> | rep@0.0 ] NULL (dversion lock) pv=0 v=4442 ino=(n

>>>>>>>>>> il) state=0 0x5617e18c8280]
>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mds[2367]: mds.0.cache.den(0x1 testdir1)

>>>>>>>> loaded already *corrupt dentry*: [dentry #0x1/testdir1 [2,head] [ 
>>>>>>>> mailto:rep@0.0
>>>>>>>> | rep@0.0 ] NULL (dversion lock) pv=0 v=4442 ino=(n

>>>>>>>>>> il) state=0 0x5617e18c8500]
>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mon[2288]: Health check failed: 1

>>>>>>>> filesystem is offline (MDS_ALL_DOWN)

>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mon[2288]: Health check failed: 1

>>>>>>>> filesystem is online with fewer MDS than max_mds (MDS_UP_LESS_THAN_MAX)

>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mon[2288]: from='client.?

>>>>>>>> xx.xx.xx.8:0/3820885518' entity='client.admin' cmd='[{"prefix": "fs 
>>>>>>>> set",
>>>>>>>> "fs_name": "cfs_irods_test", "var": "down", "val":

>>>>>>>>>> "false"}]': finished
>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mon[2288]: daemon

>>>>>>>> mds.cfs_irods_test.mon-02.awuygq assigned to filesystem cfs_irods_test 
>>>>>>>> as
>>>>>>>> rank 0 (now has 1 ranks)

>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mon[2288]: Health check cleared:

>>>>>>>> MDS_ALL_DOWN (was: 1 filesystem is offline)

>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mon[2288]: Health check cleared:

>>>>>>>> MDS_UP_LESS_THAN_MAX (was: 1 filesystem is online with fewer MDS than
>>>>>>>> max_mds)

>>>>>>>>>> Apr 16 17:29:53 mon-02 ceph-mon[2288]: daemon

>>>>>>>> mds.cfs_irods_test.mon-02.awuygq is now active in filesystem 
>>>>>>>> cfs_irods_test
>>>>>>>> as rank 0

>>>>>>>>>> Apr 16 17:29:54 mon-02 ceph-mgr[2444]: log_channel(cluster) log 
>>>>>>>>>> [DBG] :

>>>>>>>> pgmap v1721: 4353 pgs: 4346 active+clean, 7 
>>>>>>>> active+clean+scrubbing+deep;
>>>>>>>> 3.9 TiB data, 417 TiB used, 6.4 P

>>>>>>>>>> iB / 6.8 PiB avail; 1.4 KiB/s rd, 1 op/s

>>>>>>>>> If you need more extract from the log file please let me know.

>>>>>>>>> Thanks for your help,

>>>>>>>>> Christophe

>>>>>>>>> On 17/04/2025 13:39, David C. wrote:

>>>>>>>>>> If I'm not mistaken, this is a fairly rare situation.

>>>>>>>>>> The fact that it's the result of a power outage makes me think of a 
>>>>>>>>>> bad

>>>>>>>> SSD (like "S... Pro").

>>>>>>>>>> Does a grep of the dentry id in the MDS logs return anything?
>>>>>>>>>> Maybe some interesting information around this grep

>>>>>>>>>> In the heat of the moment, I have no other idea than to delete the

>>>>>>>> dentry.

>>>>>>>>>> ceph tell mds.cfs_irods_test:0 damage rm 241447932

>>>>>>>>>> However, in production, this results in the content (of dir

>>>>>>>> /testdir[12]) being abandoned.

>>>>>>>>>> Le jeu. 17 avr. 2025 à 12:44, Christophe DIARRA <

>>>>>>>> [ mailto:christophe.dia...@idris.fr | christophe.dia...@idris.fr ] > a 
>>>>>>>> écrit :

>>>>>>>>>> Hello David,

>>>>>>>>>>    Thank you for the tip about the scrubbing. I have tried the
>>>>>>>>>>    commands found in the documentation but it seems to have no 
>>>>>>>>>> effect:

>>>>>>>>>>    [root@mon-01 ~]#*ceph tell mds.cfs_irods_test:0 scrub start /

>>>>>>>> recursive,repair,force*

>>>>>>>>>> 2025-04-17T12:07:20.958+0200 7fd4157fa640  0 client.86301

>>>>>>>> ms_handle_reset on v2:130.84.80.10:6800/3218663047
>>>>>>>> 2025-04-17T12:07:20.979+0200 [
>>>>>>>> http://130.84.80.10:6800/32186630472025-04-17T12:07:20.979+0200 | <
>>>>>>>> http://130.84.80.10:6800/32186630472025-04-17T12:07:20.979+0200> ] 
>>>>>>>> 7fd4157fa640
>>>>>>>>  0 client.86307 ms_handle_reset on v2:
>>>>>>>> 130.84.80.10:6800/3218663047 [ http://130.84.80.10:6800/3218663047 |
>>>>>>>> <http://130.84.80.10:6800/3218663047> ]

>>>>>>>>>> {
>>>>>>>>>>         "return_code": 0,
>>>>>>>>>>         "scrub_tag": "733b1c6d-a418-4c83-bc8e-b28b556e970c",
>>>>>>>>>>         "mode": "asynchronous"
>>>>>>>>>>    }

>>>>>>>>>>    [root@mon-01 ~]#*ceph tell mds.cfs_irods_test:0 scrub status*
>>>>>>>>>>    2025-04-17T12:07:30.734+0200 7f26cdffb640  0 client.86319

>>>>>>>> ms_handle_reset on v2:130.84.80.10:6800/3218663047
>>>>>>>> 2025-04-17T12:07:30.753+0200 [
>>>>>>>> http://130.84.80.10:6800/32186630472025-04-17T12:07:30.753+0200 | <
>>>>>>>> http://130.84.80.10:6800/32186630472025-04-17T12:07:30.753+0200> ] 
>>>>>>>> 7f26cdffb640
>>>>>>>>  0 client.86325 ms_handle_reset on v2:
>>>>>>>> 130.84.80.10:6800/3218663047 [ http://130.84.80.10:6800/3218663047 |
>>>>>>>> <http://130.84.80.10:6800/3218663047> ]

>>>>>>>>>> {
>>>>>>>>>>         "status": "no active scrubs running",
>>>>>>>>>>         "scrubs": {}
>>>>>>>>>>    }
>>>>>>>>>>    [root@mon-01 ~]# ceph -s
>>>>>>>>>>       cluster:
>>>>>>>>>>         id:     b87276e0-1d92-11ef-a9d6-507c6f66ae2e
>>>>>>>>>>         *health: HEALTH_ERR             1 MDSs report damaged 
>>>>>>>>>> metadata*
>>>>>>>>>>             services:
>>>>>>>>>>         mon: 3 daemons, quorum mon-01,mon-03,mon-02 (age 19h)
>>>>>>>>>>         mgr: mon-02.mqaubn(active, since 19h), standbys: 
>>>>>>>>>> mon-03.gvywio,

>>>>>>>> mon-01.xhxqdi

>>>>>>>>>> mds: 1/1 daemons up, 2 standby
>>>>>>>>>>         osd: 368 osds: 368 up (since 18h), 368 in (since 3w)
>>>>>>>>>>             data:
>>>>>>>>>>         volumes: 1/1 healthy
>>>>>>>>>>         pools:   10 pools, 4353 pgs
>>>>>>>>>>         objects: 1.25M objects, 3.9 TiB
>>>>>>>>>>         usage:   417 TiB used, 6.4 PiB / 6.8 PiB avail
>>>>>>>>>>         pgs:     4353 active+clean

>>>>>>>>>>    Did I miss something ?

>>>>>>>>>>    The server didn't crash. I don't understand what you are meaning
>>>>>>>>>>    by "there may be a design flaw in the infrastructure (insecure
>>>>>>>>>>    cache, for example)".
>>>>>>>>>>    How to know if we have a design problem ? What should we check ?

>>>>>>>>>>    Best regards,

>>>>>>>>>>    Christophe

>>>>>>>>>>    On 17/04/2025 11:07, David C. wrote:

>>>>>>>>>>> Hello Christophe,

>>>>>>>>>>>   Check the file system scrubbing procedure => [
>>>>>>>>>>>   https://docs.ceph.com/en/latest/cephfs/scrub/ |
>>>>>>>>>>>    https://docs.ceph.com/en/latest/cephfs/scrub/ ] But this doesn't
>>>>>>>>>>>    guarantee data recovery.

>>>>>>>>>>>    Was the cluster crashed?
>>>>>>>>>>>    Ceph should be able to handle it; there may be a design flaw in
>>>>>>>>>>>    the infrastructure (insecure cache, for example).

>>>>>>>>>>>    David

>>>>>>>>>>>   Le jeu. 17 avr. 2025 à 10:44, Christophe DIARRA [
>>>>>>>>>>>    mailto:christophe.dia...@idris.fr | <christophe.dia...@idris.fr> 
>>>>>>>>>>> ] a écrit :

>>>>>>>>>>>        Hello,

>>>>>>>>>>>        After an electrical maintenance I restarted our ceph cluster
>>>>>>>>>>>        but it
>>>>>>>>>>>        remains in an unhealthy state: HEALTH_ERR 1 MDSs report
>>>>>>>>>>>        damaged metadata.

>>>>>>>>>>>        How to repair this damaged metadata ?

>>>>>>>>>>>        To bring down the cephfs cluster I unmounted the fs from the
>>>>>>>>>>>        client
>>>>>>>>>>>        first and then did: ceph fs set cfs_irods_test down true

>>>>>>>>>>>        To bring up the cephfs cluster I did: ceph fs set
>>>>>>>>>>>        cfs_irods_test down false

>>>>>>>>>>>        Fortunately the cfs_irods_test fs is almost empty and is a fs
>>>>>>>>>>>        for
>>>>>>>>>>>        tests.The ceph cluster is not in production yet.

>>>>>>>>>>>        Following is the current status:

>>>>>>>>>>>        [root@mon-01 ~]# ceph health detail
>>>>>>>>>>>        HEALTH_ERR 1 MDSs report damaged metadata
>>>>>>>>>>>        *[ERR] MDS_DAMAGE: 1 MDSs report damaged metadata
>>>>>>>>>>>             mds.cfs_irods_test.mon-03.vlmeuz(mds.0): Metadata damage
>>>>>>>>>>>        detected*

>>>>>>>>>>>        [root@mon-01 ~]# ceph -s
>>>>>>>>>>>           cluster:
>>>>>>>>>>>             id:     b87276e0-1d92-11ef-a9d6-507c6f66ae2e
>>>>>>>>>>>             health: HEALTH_ERR
>>>>>>>>>>>                     1 MDSs report damaged metadata

>>>>>>>>>>>           services:
>>>>>>>>>>>             mon: 3 daemons, quorum mon-01,mon-03,mon-02 (age 17h)
>>>>>>>>>>>             mgr: mon-02.mqaubn(active, since 17h), standbys:
>>>>>>>>>>>        mon-03.gvywio,
>>>>>>>>>>>        mon-01.xhxqdi
>>>>>>>>>>>             mds: 1/1 daemons up, 2 standby
>>>>>>>>>>>             osd: 368 osds: 368 up (since 17h), 368 in (since 3w)

>>>>>>>>>>>           data:
>>>>>>>>>>>             volumes: 1/1 healthy
>>>>>>>>>>>             pools:   10 pools, 4353 pgs
>>>>>>>>>>>             objects: 1.25M objects, 3.9 TiB
>>>>>>>>>>>             usage:   417 TiB used, 6.4 PiB / 6.8 PiB avail
>>>>>>>>>>>             pgs:     4353 active+clean

>>>>>>>>>>>        [root@mon-01 ~]# ceph fs ls
>>>>>>>>>>>        name: cfs_irods_test, metadata pool: cfs_irods_md_test, data
>>>>>>>>>>>        pools:
>>>>>>>>>>>        [cfs_irods_def_test cfs_irods_data_test ]

>>>>>>>>>>>        [root@mon-01 ~]# ceph mds stat
>>>>>>>>>>>        cfs_irods_test:1 {0=cfs_irods_test.mon-03.vlmeuz=up:active} 2
>>>>>>>>>>>        up:standby

>>>>>>>>>>>        [root@mon-01 ~]# ceph fs status
>>>>>>>>>>>        cfs_irods_test - 0 clients
>>>>>>>>>>>        ==============
>>>>>>>>>>>        RANK  STATE MDS                    ACTIVITY DNS
>>>>>>>>>>>        INOS   DIRS   CAPS
>>>>>>>>>>>          0    active  cfs_irods_test.mon-03.vlmeuz Reqs:    0 /s
>>>>>>>>>>>        12     15
>>>>>>>>>>>        14      0
>>>>>>>>>>>                 POOL           TYPE     USED  AVAIL
>>>>>>>>>>>          cfs_irods_md_test   metadata  11.4M  34.4T
>>>>>>>>>>>          cfs_irods_def_test    data       0   34.4T
>>>>>>>>>>>        cfs_irods_data_test    data       0   4542T
>>>>>>>>>>>                    STANDBY MDS
>>>>>>>>>>>        cfs_irods_test.mon-01.hitdem
>>>>>>>>>>>        cfs_irods_test.mon-02.awuygq
>>>>>>>>>>>        MDS version: ceph version 18.2.2
>>>>>>>>>>>        (531c0d11a1c5d39fbfe6aa8a521f023abf3bf3e2) reef (stable)
>>>>>>>>>>>        [root@mon-01 ~]#

>>>>>>>>>>>        [root@mon-01 ~]# ceph tell mds.cfs_irods_test:0 damage ls
>>>>>>>>>>>        2025-04-17T10:23:31.849+0200 7f4b87fff640  0 client.86181
>>>>>>>>>>>       ms_handle_reset on v2:130.84.80.10:6800/3218663047 [
>>>>>>>>>>>       http://130.84.80.10:6800/3218663047 | 
>>>>>>>>>>> <http://130.84.80.10:6800/3218663047> ]
>>>>>>>>>>>        2025-04-17T10:23:31.866+0200 7f4b87fff640  0 client.86187
>>>>>>>>>>>       ms_handle_reset on v2:130.84.80.10:6800/3218663047 [
>>>>>>>>>>>        http://130.84.80.10:6800/3218663047 | 
>>>>>>>>>>> <http://130.84.80.10:6800/3218663047> ] [
>>>>>>>>>>>             {
>>>>>>>>>>>        *"damage_type": "dentry",*
>>>>>>>>>>>                 "id": 241447932,
>>>>>>>>>>>                 "ino": 1,
>>>>>>>>>>>                 "frag": "*",
>>>>>>>>>>>                 "dname": "testdir2",
>>>>>>>>>>>                 "snap_id": "head",
>>>>>>>>>>>                 "path": "/testdir2"
>>>>>>>>>>>             },
>>>>>>>>>>>             {
>>>>>>>>>>>        *"damage_type": "dentry"*,
>>>>>>>>>>>                 "id": 2273238993,
>>>>>>>>>>>                 "ino": 1,
>>>>>>>>>>>                 "frag": "*",
>>>>>>>>>>>                 "dname": "testdir1",
>>>>>>>>>>>                 "snap_id": "head",
>>>>>>>>>>>                 "path": "/testdir1"
>>>>>>>>>>>             }
>>>>>>>>>>>        ]
>>>>>>>>>>>        [root@mon-01 ~]#

>>>>>>>>>>>        Any help will be appreciated,

>>>>>>>>>>>        Thanks,

>>>>>>>>>>>        Christophe
>>>>>>>>>>>        _______________________________________________
>>>>>>>>>>>       ceph-users mailing list -- [ mailto:ceph-users@ceph.io | 
>>>>>>>>>>> ceph-users@ceph.io ] To
>>>>>>>>>>>       unsubscribe send an email to [ 
>>>>>>>>>>> mailto:ceph-users-le...@ceph.io |
>>>>>>>>>>>        ceph-users-le...@ceph.io ]

>>>>>>>>> _______________________________________________
>>>>>>>>> ceph-users mailing list -- [ mailto:ceph-users@ceph.io | 
>>>>>>>>> ceph-users@ceph.io ] To
>>>>>>>>> unsubscribe send an email to [ mailto:ceph-users-le...@ceph.io |
>>>>>>>>> ceph-users-le...@ceph.io ]

>>>>>>> _______________________________________________
>>>>>>> ceph-users mailing list -- [ mailto:ceph-users@ceph.io | 
>>>>>>> ceph-users@ceph.io ] To
>>>>>>> unsubscribe send an email to [ mailto:ceph-users-le...@ceph.io |
>>>>>>> ceph-users-le...@ceph.io ]

>>>>>> _______________________________________________
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>>>>>> ceph-users@ceph.io ] To
>>>>>> unsubscribe send an email to [ mailto:ceph-users-le...@ceph.io |
>>>>>> ceph-users-le...@ceph.io ]
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