Hi Thomas, On Tue, Jan 17, 2023 at 5:34 PM Thomas Widhalm <thomas.widhalm@xxxxxxxxxx> wrote: > > Another new thing that just happened: > > One of the MDS just crashed out of nowhere. > > /home/jenkins-build/build/workspace/ceph-build/ARCH/x86_64/AVAILABLE_ARCH/x86_64/AVAILABLE_DIST/centos8/DIST/centos8/MACHINE_SIZE/gigantic/release/17.2.5/rpm/el8/BUILD/ceph-17.2.5/src/mds/journal.cc: > In function 'void EMetaBlob::replay(MDSRank*, LogSegment*, > MDPeerUpdate*)' thread 7fccc7153700 time 2023-01-17T10:05:15.420191+0000 > /home/jenkins-build/build/workspace/ceph-build/ARCH/x86_64/AVAILABLE_ARCH/x86_64/AVAILABLE_DIST/centos8/DIST/centos8/MACHINE_SIZE/gigantic/release/17.2.5/rpm/el8/BUILD/ceph-17.2.5/src/mds/journal.cc: > 1625: FAILED ceph_assert(g_conf()->mds_wipe_sessions) > > ceph version 17.2.5 (98318ae89f1a893a6ded3a640405cdbb33e08757) quincy > (stable) > 1: (ceph::__ceph_assert_fail(char const*, char const*, int, char > const*)+0x135) [0x7fccd759943f] > 2: /usr/lib64/ceph/libceph-common.so.2(+0x269605) [0x7fccd7599605] > 3: (EMetaBlob::replay(MDSRank*, LogSegment*, MDPeerUpdate*)+0x5e5c) > [0x55fb2b98e89c] > 4: (EUpdate::replay(MDSRank*)+0x40) [0x55fb2b98f5a0] > 5: (MDLog::_replay_thread()+0x9b3) [0x55fb2b915443] > 6: (MDLog::ReplayThread::entry()+0x11) [0x55fb2b5d1e31] > 7: /lib64/libpthread.so.0(+0x81ca) [0x7fccd65891ca] > 8: clone() To workaround this (for now) till the bug is fixed, set mds_wipe_sessions = true in ceph.conf, allow the MDS to transition to `active` state. Once done, flush the journal: ceph tell mds.<> flush journal then you can safely remove the config. > > > and > > > > *** Caught signal (Aborted) ** > in thread 7fccc7153700 thread_name:md_log_replay > > ceph version 17.2.5 (98318ae89f1a893a6ded3a640405cdbb33e08757) quincy > (stable) > 1: /lib64/libpthread.so.0(+0x12cf0) [0x7fccd6593cf0] > 2: gsignal() > 3: abort() > 4: (ceph::__ceph_assert_fail(char const*, char const*, int, char > const*)+0x18f) [0x7fccd7599499] > 5: /usr/lib64/ceph/libceph-common.so.2(+0x269605) [0x7fccd7599605] > 6: (EMetaBlob::replay(MDSRank*, LogSegment*, MDPeerUpdate*)+0x5e5c) > [0x55fb2b98e89c] > 7: (EUpdate::replay(MDSRank*)+0x40) [0x55fb2b98f5a0] > 8: (MDLog::_replay_thread()+0x9b3) [0x55fb2b915443] > 9: (MDLog::ReplayThread::entry()+0x11) [0x55fb2b5d1e31] > 10: /lib64/libpthread.so.0(+0x81ca) [0x7fccd65891ca] > 11: clone() > NOTE: a copy of the executable, or `objdump -rdS <executable>` is > needed to interpret this. > > Is what I found in the logs. Since it's referring to log replaying, > could this be related to my issue? > > On 17.01.23 10:54, Thomas Widhalm wrote: > > Hi again, > > > > Another thing I found: Out of pure desperation, I started MDS on all > > nodes. I had them configured in the past so I was hoping, they could > > help with bringing in missing data even when they were down for quite a > > while now. I didn't see any changes in the logs but the CPU on the hosts > > that usually don't run MDS just spiked. So high I had to kill the MDS > > again because otherwise they kept killing OSD containers. So I don't > > really have any new information, but maybe that could be a hint of some > > kind? > > > > Cheers, > > Thomas > > > > On 17.01.23 10:13, Thomas Widhalm wrote: > >> Hi, > >> > >> Thanks again. :-) > >> > >> Ok, that seems like an error to me. I never configured an extra rank for > >> MDS. Maybe that's where my knowledge failed me but I guess, MDS is > >> waiting for something that was never there. > >> > >> Yes, there are two filesystems. Due to "budget restrictions" (it's my > >> personal system at home, I configured a second CephFS with only one > >> replica for data that could be easily restored. > >> > >> Here's what I got when turning up the debug level: > >> > >> Jan 17 10:08:17 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:17 ceph05 ceph-mds[1209]: mds.beacon.mds01.ceph05.pqxmvt > >> Sending beacon up:replay seq 11107 > >> Jan 17 10:08:17 ceph05 ceph-mds[1209]: mds.beacon.mds01.ceph05.pqxmvt > >> sender thread waiting interval 4s > >> Jan 17 10:08:17 ceph05 ceph-mds[1209]: mds.beacon.mds01.ceph05.pqxmvt > >> received beacon reply up:replay seq 11107 rtt 0.00200002 > >> Jan 17 10:08:17 ceph05 ceph-mds[1209]: mds.0.158167 get_task_status > >> Jan 17 10:08:17 ceph05 ceph-mds[1209]: mds.0.158167 > >> schedule_update_timer_task > >> Jan 17 10:08:18 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57628, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:18 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:18 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:19 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57628, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:19 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:19 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:19 ceph05 ceph-mds[1209]: mds.0.158167 get_task_status > >> Jan 17 10:08:19 ceph05 ceph-mds[1209]: mds.0.158167 > >> schedule_update_timer_task > >> Jan 17 10:08:20 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57628, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:20 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:20 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:21 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57628, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:21 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:21 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:21 ceph05 ceph-mds[1209]: mds.beacon.mds01.ceph05.pqxmvt > >> Sending beacon up:replay seq 11108 > >> Jan 17 10:08:21 ceph05 ceph-mds[1209]: mds.beacon.mds01.ceph05.pqxmvt > >> sender thread waiting interval 4s > >> Jan 17 10:08:21 ceph05 ceph-mds[1209]: mds.beacon.mds01.ceph05.pqxmvt > >> received beacon reply up:replay seq 11108 rtt 0.00200002 > >> Jan 17 10:08:21 ceph05 ceph-mds[1209]: mds.0.158167 get_task_status > >> Jan 17 10:08:21 ceph05 ceph-mds[1209]: mds.0.158167 > >> schedule_update_timer_task > >> Jan 17 10:08:22 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57628, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:22 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:22 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:23 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57628, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:23 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:23 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:23 ceph05 ceph-mds[1209]: mds.0.158167 get_task_status > >> Jan 17 10:08:23 ceph05 ceph-mds[1209]: mds.0.158167 > >> schedule_update_timer_task > >> Jan 17 10:08:24 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57628, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:24 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:24 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:25 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57628, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:25 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:25 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:25 ceph05 ceph-mds[1209]: mds.beacon.mds01.ceph05.pqxmvt > >> Sending beacon up:replay seq 11109 > >> Jan 17 10:08:25 ceph05 ceph-mds[1209]: mds.beacon.mds01.ceph05.pqxmvt > >> sender thread waiting interval 4s > >> Jan 17 10:08:25 ceph05 ceph-mds[1209]: mds.beacon.mds01.ceph05.pqxmvt > >> received beacon reply up:replay seq 11109 rtt 0.00600006 > >> Jan 17 10:08:25 ceph05 ceph-mds[1209]: mds.0.158167 get_task_status > >> Jan 17 10:08:25 ceph05 ceph-mds[1209]: mds.0.158167 > >> schedule_update_timer_task > >> Jan 17 10:08:26 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57344, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:26 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:26 ceph05 ceph-mds[1209]: mds.0.cache releasing free memory > >> Jan 17 10:08:26 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:27 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57272, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:27 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:27 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> Jan 17 10:08:27 ceph05 ceph-mds[1209]: mds.0.158167 get_task_status > >> Jan 17 10:08:27 ceph05 ceph-mds[1209]: mds.0.158167 > >> schedule_update_timer_task > >> Jan 17 10:08:28 ceph05 ceph-mds[1209]: mds.0.cache Memory usage: total > >> 372640, rss 57040, heap 207124, baseline 182548, 0 / 3 inodes have caps, > >> 0 caps, 0 caps per inode > >> Jan 17 10:08:28 ceph05 ceph-mds[1209]: mds.0.cache cache not ready for > >> trimming > >> Jan 17 10:08:28 ceph05 ceph-mds[1209]: mds.0.cache upkeep thread waiting > >> interval 1.000000000s > >> > >> > >> The only thing that gives me hope here is that the line > >> mds.beacon.mds01.ceph05.pqxmvt Sending beacon up:replay seq 11109 is > >> chaning its sequence number. > >> > >> Anything else I can provide? > >> > >> Cheers, > >> Thomas > >> > >> On 17.01.23 06:27, Kotresh Hiremath Ravishankar wrote: > >>> Hi Thomas, > >>> > >>> Sorry, I misread the mds state to be stuck in 'up:resolve' state. The > >>> mds is stuck in 'up:replay' which means the MDS taking over a failed > >>> rank. > >>> This state represents that the MDS is recovering its journal and other > >>> metadata. > >>> > >>> I notice that there are two filesystems 'cephfs' and 'cephfs_insecure' > >>> and the active mds for both filesystems are stuck in 'up:replay'. The > >>> mds > >>> logs shared are not providing much information to infer anything. > >>> > >>> Could you please enable the debug logs and pass on the mds logs ? > >>> > >>> Thanks, > >>> Kotresh H R > >>> > >>> On Mon, Jan 16, 2023 at 2:38 PM Thomas Widhalm > >>> <thomas.widhalm@xxxxxxxxxx <mailto:thomas.widhalm@xxxxxxxxxx>> wrote: > >>> > >>> Hi Kotresh, > >>> > >>> Thanks for your reply! > >>> > >>> I only have one rank. Here's the output of all MDS I have: > >>> > >>> ################### > >>> > >>> [ceph: root@ceph06 /]# ceph tell mds.mds01.ceph05.pqxmvt status > >>> 2023-01-16T08:55:26.055+0000 7f3412ffd700 0 client.61249926 > >>> ms_handle_reset on v2:192.168.23.65:6800/2680651694 > >>> <http://192.168.23.65:6800/2680651694> > >>> 2023-01-16T08:55:26.084+0000 7f3412ffd700 0 client.61299199 > >>> ms_handle_reset on v2:192.168.23.65:6800/2680651694 > >>> <http://192.168.23.65:6800/2680651694> > >>> { > >>> "cluster_fsid": "ff6e50de-ed72-11ec-881c-dca6325c2cc4", > >>> "whoami": 0, > >>> "id": 60984167, > >>> "want_state": "up:replay", > >>> "state": "up:replay", > >>> "fs_name": "cephfs", > >>> "replay_status": { > >>> "journal_read_pos": 0, > >>> "journal_write_pos": 0, > >>> "journal_expire_pos": 0, > >>> "num_events": 0, > >>> "num_segments": 0 > >>> }, > >>> "rank_uptime": 150224.982558844, > >>> "mdsmap_epoch": 143757, > >>> "osdmap_epoch": 12395, > >>> "osdmap_epoch_barrier": 0, > >>> "uptime": 150225.39968057699 > >>> } > >>> > >>> ######################## > >>> > >>> [ceph: root@ceph06 /]# ceph tell mds.mds01.ceph04.cvdhsx status > >>> 2023-01-16T08:59:05.434+0000 7fdb82ff5700 0 client.61299598 > >>> ms_handle_reset on v2:192.168.23.64:6800/3930607515 > >>> <http://192.168.23.64:6800/3930607515> > >>> 2023-01-16T08:59:05.466+0000 7fdb82ff5700 0 client.61299604 > >>> ms_handle_reset on v2:192.168.23.64:6800/3930607515 > >>> <http://192.168.23.64:6800/3930607515> > >>> { > >>> "cluster_fsid": "ff6e50de-ed72-11ec-881c-dca6325c2cc4", > >>> "whoami": 0, > >>> "id": 60984134, > >>> "want_state": "up:replay", > >>> "state": "up:replay", > >>> "fs_name": "cephfs_insecure", > >>> "replay_status": { > >>> "journal_read_pos": 0, > >>> "journal_write_pos": 0, > >>> "journal_expire_pos": 0, > >>> "num_events": 0, > >>> "num_segments": 0 > >>> }, > >>> "rank_uptime": 150450.96934037199, > >>> "mdsmap_epoch": 143815, > >>> "osdmap_epoch": 12395, > >>> "osdmap_epoch_barrier": 0, > >>> "uptime": 150451.93533502301 > >>> } > >>> > >>> ########################### > >>> > >>> [ceph: root@ceph06 /]# ceph tell mds.mds01.ceph06.wcfdom status > >>> 2023-01-16T08:59:28.572+0000 7f16538c0b80 -1 client.61250376 > >>> resolve_mds: no MDS daemons found by name `mds01.ceph06.wcfdom' > >>> 2023-01-16T08:59:28.583+0000 7f16538c0b80 -1 client.61250376 FSMap: > >>> cephfs:1/1 cephfs_insecure:1/1 > >>> > >>> {cephfs:0=mds01.ceph05.pqxmvt=up:replay,cephfs_insecure:0=mds01.ceph04.cvdhsx=up:replay} > >>> 2 up:standby > >>> Error ENOENT: problem getting command descriptions from > >>> mds.mds01.ceph06.wcfdom > >>> > >>> ############################ > >>> > >>> [ceph: root@ceph06 /]# ceph tell mds.mds01.ceph07.omdisd status > >>> 2023-01-16T09:00:02.802+0000 7fb7affff700 0 client.61250454 > >>> ms_handle_reset on v2:192.168.23.67:6800/942898192 > >>> <http://192.168.23.67:6800/942898192> > >>> 2023-01-16T09:00:02.831+0000 7fb7affff700 0 client.61299751 > >>> ms_handle_reset on v2:192.168.23.67:6800/942898192 > >>> <http://192.168.23.67:6800/942898192> > >>> { > >>> "cluster_fsid": "ff6e50de-ed72-11ec-881c-dca6325c2cc4", > >>> "whoami": -1, > >>> "id": 60984161, > >>> "want_state": "up:standby", > >>> "state": "up:standby", > >>> "mdsmap_epoch": 97687, > >>> "osdmap_epoch": 0, > >>> "osdmap_epoch_barrier": 0, > >>> "uptime": 150508.29091721401 > >>> } > >>> > >>> The error message from ceph06 is new to me. That didn't happen the > >>> last > >>> times. > >>> > >>> [ceph: root@ceph06 /]# ceph fs dump > >>> e143850 > >>> enable_multiple, ever_enabled_multiple: 1,1 > >>> default compat: compat={},rocompat={},incompat={1=base > >>> v0.20,2=client > >>> writeable ranges,3=default file layouts on dirs,4=dir inode in > >>> separate > >>> object,5=mds uses versioned encoding,6=dirfrag is stored in > >>> omap,8=no > >>> anchor table,9=file layout v2,10=snaprealm v2} > >>> legacy client fscid: 2 > >>> > >>> Filesystem 'cephfs' (2) > >>> fs_name cephfs > >>> epoch 143850 > >>> flags 12 joinable allow_snaps allow_multimds_snaps > >>> created 2023-01-14T14:30:05.723421+0000 > >>> modified 2023-01-16T09:00:53.663007+0000 > >>> tableserver 0 > >>> root 0 > >>> session_timeout 60 > >>> session_autoclose 300 > >>> max_file_size 1099511627776 > >>> required_client_features {} > >>> last_failure 0 > >>> last_failure_osd_epoch 12321 > >>> compat compat={},rocompat={},incompat={1=base v0.20,2=client > >>> writeable > >>> ranges,3=default file layouts on dirs,4=dir inode in separate > >>> object,5=mds uses versioned encoding,6=dirfrag is stored in > >>> omap,7=mds > >>> uses inline data,8=no anchor table,9=file layout v2,10=snaprealm v2} > >>> max_mds 1 > >>> in 0 > >>> up {0=60984167} > >>> failed > >>> damaged > >>> stopped > >>> data_pools [4] > >>> metadata_pool 5 > >>> inline_data disabled > >>> balancer > >>> standby_count_wanted 1 > >>> [mds.mds01.ceph05.pqxmvt{0:60984167} state up:replay seq 37637 addr > >>> [v2:192.168.23.65:6800/2680651694,v1:192.168.23.65:6801/2680651694 > >>> > >>> <http://192.168.23.65:6800/2680651694,v1:192.168.23.65:6801/2680651694>] > >>> compat {c=[1],r=[1],i=[7ff]}] > >>> > >>> > >>> Filesystem 'cephfs_insecure' (3) > >>> fs_name cephfs_insecure > >>> epoch 143849 > >>> flags 12 joinable allow_snaps allow_multimds_snaps > >>> created 2023-01-14T14:22:46.360062+0000 > >>> modified 2023-01-16T09:00:52.632163+0000 > >>> tableserver 0 > >>> root 0 > >>> session_timeout 60 > >>> session_autoclose 300 > >>> max_file_size 1099511627776 > >>> required_client_features {} > >>> last_failure 0 > >>> last_failure_osd_epoch 12319 > >>> compat compat={},rocompat={},incompat={1=base v0.20,2=client > >>> writeable > >>> ranges,3=default file layouts on dirs,4=dir inode in separate > >>> object,5=mds uses versioned encoding,6=dirfrag is stored in > >>> omap,7=mds > >>> uses inline data,8=no anchor table,9=file layout v2,10=snaprealm v2} > >>> max_mds 1 > >>> in 0 > >>> up {0=60984134} > >>> failed > >>> damaged > >>> stopped > >>> data_pools [7] > >>> metadata_pool 6 > >>> inline_data disabled > >>> balancer > >>> standby_count_wanted 1 > >>> [mds.mds01.ceph04.cvdhsx{0:60984134} state up:replay seq 37639 addr > >>> [v2:192.168.23.64:6800/3930607515,v1:192.168.23.64:6801/3930607515 > >>> > >>> <http://192.168.23.64:6800/3930607515,v1:192.168.23.64:6801/3930607515>] > >>> compat {c=[1],r=[1],i=[7ff]}] > >>> > >>> > >>> Standby daemons: > >>> > >>> [mds.mds01.ceph07.omdisd{-1:60984161} state up:standby seq 2 addr > >>> [v2:192.168.23.67:6800/942898192,v1:192.168.23.67:6800/942898192 > >>> > >>> <http://192.168.23.67:6800/942898192,v1:192.168.23.67:6800/942898192>] > >>> compat > >>> {c=[1],r=[1],i=[7ff]}] > >>> [mds.mds01.ceph06.hsuhqd{-1:60984828} state up:standby seq 1 addr > >>> [v2:192.168.23.66:6800/4259514518,v1:192.168.23.66:6801/4259514518 > >>> > >>> <http://192.168.23.66:6800/4259514518,v1:192.168.23.66:6801/4259514518>] > >>> compat {c=[1],r=[1],i=[7ff]}] > >>> dumped fsmap epoch 143850 > >>> > >>> ############################# > >>> > >>> [ceph: root@ceph06 /]# ceph fs status > >>> > >>> (doesn't come back) > >>> > >>> ############################# > >>> > >>> All MDS show log lines similar to this one: > >>> > >>> Jan 16 10:05:00 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143927 from mon.1 > >>> Jan 16 10:05:05 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143929 from mon.1 > >>> Jan 16 10:05:09 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143930 from mon.1 > >>> Jan 16 10:05:13 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143931 from mon.1 > >>> Jan 16 10:05:20 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143933 from mon.1 > >>> Jan 16 10:05:24 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143935 from mon.1 > >>> Jan 16 10:05:29 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143936 from mon.1 > >>> Jan 16 10:05:33 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143937 from mon.1 > >>> Jan 16 10:05:40 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143939 from mon.1 > >>> Jan 16 10:05:44 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143941 from mon.1 > >>> Jan 16 10:05:49 ceph04 ceph-mds[1311]: mds.mds01.ceph04.cvdhsx > >>> Updating > >>> MDS map to version 143942 from mon.1 > >>> > >>> Anything else, I can provide? > >>> > >>> Cheers and thanks again! > >>> Thomas > >>> > >>> On 16.01.23 06:01, Kotresh Hiremath Ravishankar wrote: > >>> > Hi Thomas, > >>> > > >>> > As the documentation says, the MDS enters up:resolve from > >>> |up:replay| if > >>> > the Ceph file system has multiple ranks (including this one), > >>> i.e. it’s > >>> > not a single active MDS cluster. > >>> > The MDS is resolving any uncommitted inter-MDS operations. All > >>> ranks in > >>> > the file system must be in this state or later for progress to be > >>> made, > >>> > i.e. no rank can be failed/damaged or |up:replay|. > >>> > > >>> > So please check the status of the other active mds if it's > >>> failed. > >>> > > >>> > Also please share the mds logs and the output of 'ceph fs dump' > >>> and > >>> > 'ceph fs status' > >>> > > >>> > Thanks, > >>> > Kotresh H R > >>> > > >>> > On Sat, Jan 14, 2023 at 9:07 PM Thomas Widhalm > >>> > <thomas.widhalm@xxxxxxxxxx <mailto:thomas.widhalm@xxxxxxxxxx> > >>> <mailto:thomas.widhalm@xxxxxxxxxx > >>> <mailto:thomas.widhalm@xxxxxxxxxx>>> wrote: > >>> > > >>> > Hi, > >>> > > >>> > I'm really lost with my Ceph system. I built a small cluster > >>> for home > >>> > usage which has two uses for me: I want to replace an old NAS > >>> and I want > >>> > to learn about Ceph so that I have hands-on experience. We're > >>> using it > >>> > in our company but I need some real-life experience without > >>> risking any > >>> > company or customers data. That's my preferred way of > >>> learning. > >>> > > >>> > The cluster consists of 3 Raspberry Pis plus a few VMs > >>> running on > >>> > Proxmox. I'm not using Proxmox' built in Ceph because I want > >>> to focus on > >>> > Ceph and not just use it as a preconfigured tool. > >>> > > >>> > All hosts are running Fedora (x86_64 and arm64) and during an > >>> Upgrade > >>> > from F36 to F37 my cluster suddenly showed all PGs as > >>> unavailable. I > >>> > worked nearly a week to get it back online and I learned a > >>> lot about > >>> > Ceph management and recovery. The cluster is back but I still > >>> can't > >>> > access my data. Maybe you can help me? > >>> > > >>> > Here are my versions: > >>> > > >>> > [ceph: root@ceph04 /]# ceph versions > >>> > { > >>> > "mon": { > >>> > "ceph version 17.2.5 > >>> > (98318ae89f1a893a6ded3a640405cdbb33e08757) > >>> > quincy (stable)": 3 > >>> > }, > >>> > "mgr": { > >>> > "ceph version 17.2.5 > >>> > (98318ae89f1a893a6ded3a640405cdbb33e08757) > >>> > quincy (stable)": 3 > >>> > }, > >>> > "osd": { > >>> > "ceph version 17.2.5 > >>> > (98318ae89f1a893a6ded3a640405cdbb33e08757) > >>> > quincy (stable)": 5 > >>> > }, > >>> > "mds": { > >>> > "ceph version 17.2.5 > >>> > (98318ae89f1a893a6ded3a640405cdbb33e08757) > >>> > quincy (stable)": 4 > >>> > }, > >>> > "overall": { > >>> > "ceph version 17.2.5 > >>> > (98318ae89f1a893a6ded3a640405cdbb33e08757) > >>> > quincy (stable)": 15 > >>> > } > >>> > } > >>> > > >>> > > >>> > Here's MDS status output of one MDS: > >>> > [ceph: root@ceph04 /]# ceph tell mds.mds01.ceph05.pqxmvt > >>> status > >>> > 2023-01-14T15:30:28.607+0000 7fb9e17fa700 0 client.60986454 > >>> > ms_handle_reset on v2:192.168.23.65:6800/2680651694 > >>> <http://192.168.23.65:6800/2680651694> > >>> > <http://192.168.23.65:6800/2680651694 > >>> <http://192.168.23.65:6800/2680651694>> > >>> > 2023-01-14T15:30:28.640+0000 7fb9e17fa700 0 client.60986460 > >>> > ms_handle_reset on v2:192.168.23.65:6800/2680651694 > >>> <http://192.168.23.65:6800/2680651694> > >>> > <http://192.168.23.65:6800/2680651694 > >>> <http://192.168.23.65:6800/2680651694>> > >>> > { > >>> > "cluster_fsid": "ff6e50de-ed72-11ec-881c-dca6325c2cc4", > >>> > "whoami": 0, > >>> > "id": 60984167, > >>> > "want_state": "up:replay", > >>> > "state": "up:replay", > >>> > "fs_name": "cephfs", > >>> > "replay_status": { > >>> > "journal_read_pos": 0, > >>> > "journal_write_pos": 0, > >>> > "journal_expire_pos": 0, > >>> > "num_events": 0, > >>> > "num_segments": 0 > >>> > }, > >>> > "rank_uptime": 1127.54018615, > >>> > "mdsmap_epoch": 98056, > >>> > "osdmap_epoch": 12362, > >>> > "osdmap_epoch_barrier": 0, > >>> > "uptime": 1127.957307273 > >>> > } > >>> > > >>> > It's staying like that for days now. If there was a counter > >>> moving, I > >>> > just would wait but it doesn't change anything and alle stats > >>> says, the > >>> > MDS aren't working at all. > >>> > > >>> > The symptom I have is that Dashboard and all other tools I > >>> use say, it's > >>> > more or less ok. (Some old messages about failed daemons and > >>> scrubbing > >>> > aside). But I can't mount anything. When I try to start a VM > >>> that's on > >>> > RDS I just get a timeout. And when I try to mount a CephFS, > >>> mount just > >>> > hangs forever. > >>> > > >>> > Whatever command I give MDS or journal, it just hangs. The > >>> only thing I > >>> > could do, was take all CephFS offline, kill the MDS's and do > >>> a "ceph fs > >>> > reset <fs name> --yes-i-really-mean-it". After that I > >>> rebooted all > >>> > nodes, just to be sure but I still have no access to data. > >>> > > >>> > Could you please help me? I'm kinda desperate. If you need > >>> any more > >>> > information, just let me know. > >>> > > >>> > Cheers, > >>> > Thomas > >>> > > >>> > -- > >>> > Thomas Widhalm > >>> > Lead Systems Engineer > >>> > > >>> > NETWAYS Professional Services GmbH | Deutschherrnstr. 15-19 | > >>> > D-90429 Nuernberg > >>> > Tel: +49 911 92885-0 | Fax: +49 911 92885-77 > >>> > CEO: Julian Hein, Bernd Erk | AG Nuernberg HRB34510 > >>> > https://www.netways.de <https://www.netways.de> > >>> <https://www.netways.de <https://www.netways.de>> | > >>> > thomas.widhalm@xxxxxxxxxx <mailto:thomas.widhalm@xxxxxxxxxx> > >>> <mailto:thomas.widhalm@xxxxxxxxxx > >>> <mailto:thomas.widhalm@xxxxxxxxxx>> > >>> > > >>> > ** stackconf 2023 - September - https://stackconf.eu > >>> <https://stackconf.eu> > >>> > <https://stackconf.eu <https://stackconf.eu>> ** > >>> > ** OSMC 2023 - November - https://osmc.de <https://osmc.de> > >>> <https://osmc.de <https://osmc.de>> ** > >>> > ** New at NWS: Managed Database - > >>> > https://nws.netways.de/managed-database > >>> <https://nws.netways.de/managed-database> > >>> > <https://nws.netways.de/managed-database > >>> <https://nws.netways.de/managed-database>> ** > >>> > ** NETWAYS Web Services - https://nws.netways.de > >>> <https://nws.netways.de> > >>> > <https://nws.netways.de <https://nws.netways.de>> ** > >>> > _______________________________________________ > >>> > ceph-users mailing list -- ceph-users@xxxxxxx > >>> <mailto:ceph-users@xxxxxxx> > >>> > <mailto:ceph-users@xxxxxxx <mailto:ceph-users@xxxxxxx>> > >>> > To unsubscribe send an email to ceph-users-leave@xxxxxxx > >>> <mailto:ceph-users-leave@xxxxxxx> > >>> > <mailto:ceph-users-leave@xxxxxxx > >>> <mailto:ceph-users-leave@xxxxxxx>> > >>> > > >>> > >>> -- > >>> Thomas Widhalm > >>> Lead Systems Engineer > >>> > >>> NETWAYS Professional Services GmbH | Deutschherrnstr. 15-19 | > >>> D-90429 Nuernberg > >>> Tel: +49 911 92885-0 | Fax: +49 911 92885-77 > >>> CEO: Julian Hein, Bernd Erk | AG Nuernberg HRB34510 > >>> https://www.netways.de <https://www.netways.de> | > >>> thomas.widhalm@xxxxxxxxxx <mailto:thomas.widhalm@xxxxxxxxxx> > >>> > >>> ** stackconf 2023 - September - https://stackconf.eu > >>> <https://stackconf.eu> ** > >>> ** OSMC 2023 - November - https://osmc.de <https://osmc.de> ** > >>> ** New at NWS: Managed Database - > >>> https://nws.netways.de/managed-database > >>> <https://nws.netways.de/managed-database> ** > >>> ** NETWAYS Web Services - https://nws.netways.de > >>> <https://nws.netways.de> ** > >>> > >> > >> -- > >> Thomas Widhalm > >> Lead Systems Engineer > >> > >> NETWAYS Professional Services GmbH | Deutschherrnstr. 15-19 | D-90429 > >> Nuernberg > >> Tel: +49 911 92885-0 | Fax: +49 911 92885-77 > >> CEO: Julian Hein, Bernd Erk | AG Nuernberg HRB34510 > >> https://www.netways.de | thomas.widhalm@xxxxxxxxxx > >> > >> ** stackconf 2023 - September - https://stackconf.eu ** > >> ** OSMC 2023 - November - https://osmc.de ** > >> ** New at NWS: Managed Database - > >> https://nws.netways.de/managed-database ** > >> ** NETWAYS Web Services - https://nws.netways.de ** > >> _______________________________________________ > >> ceph-users mailing list -- ceph-users@xxxxxxx > >> To unsubscribe send an email to ceph-users-leave@xxxxxxx > > > > -- > > Thomas Widhalm > > Lead Systems Engineer > > > > NETWAYS Professional Services GmbH | Deutschherrnstr. 15-19 | D-90429 > > Nuernberg > > Tel: +49 911 92885-0 | Fax: +49 911 92885-77 > > CEO: Julian Hein, Bernd Erk | AG Nuernberg HRB34510 > > https://www.netways.de | thomas.widhalm@xxxxxxxxxx > > > > ** stackconf 2023 - September - https://stackconf.eu ** > > ** OSMC 2023 - November - https://osmc.de ** > > ** New at NWS: Managed Database - > > https://nws.netways.de/managed-database ** > > ** NETWAYS Web Services - https://nws.netways.de ** > > _______________________________________________ > > ceph-users mailing list -- ceph-users@xxxxxxx > > To unsubscribe send an email to ceph-users-leave@xxxxxxx > > -- > Thomas Widhalm > Lead Systems Engineer > > NETWAYS Professional Services GmbH | Deutschherrnstr. 15-19 | D-90429 Nuernberg > Tel: +49 911 92885-0 | Fax: +49 911 92885-77 > CEO: Julian Hein, Bernd Erk | AG Nuernberg HRB34510 > https://www.netways.de | thomas.widhalm@xxxxxxxxxx > > ** stackconf 2023 - September - https://stackconf.eu ** > ** OSMC 2023 - November - https://osmc.de ** > ** New at NWS: Managed Database - https://nws.netways.de/managed-database ** > ** NETWAYS Web Services - https://nws.netways.de ** > _______________________________________________ > ceph-users mailing list -- ceph-users@xxxxxxx > To unsubscribe send an email to ceph-users-leave@xxxxxxx -- Cheers, Venky _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx