CEPH Filesystem Users
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- Re: PG went to Down state on OSD failure, (continued)
- Run ceph-rest-api in Mimic,
Ha, Son Hai
- safe to remove leftover bucket index objects,
Dan van der Ster
- rbdmap service issue,
xiang . dai
- Optane 900P device class automatically set to SSD not NVME,
Jake Grimmett
- mgr abort during upgrade 12.2.5 -> 12.2.7 due to multiple active RGW clones,
Burkhard Linke
- is there any filesystem like wrapper that dont need to map and mount rbd ?,
Will Zhao
- Hiring: Ceph community manager,
Rich Bowen
- OMAP warning ( again ),
Brent Kennedy
RBD mirroring replicated and erasure coded pools,
Ilja Slepnev
CephFS Snapshots in Mimic,
Kenneth Waegeman
Write operation to cephFS mount hangs,
Bödefeld Sabine
Whole cluster flapping,
CUZA Frédéric
Mimi Telegraf plugin on Luminous,
Denny Fuchs
Mgr cephx caps to run `ceph fs status`?,
Linh Vu
Intermittent client reconnect delay following node fail,
William Lawton
Re: Enable daemonperf - no stats selected by filters,
John Spray
Enable daemonperf - no stats selected by filters,
Marc Roos
ceph-mgr dashboard behind reverse proxy,
Tobias Florek
[Jewel 10.2.11] OSD Segmentation fault,
Alexandru Cucu
very low read performance,
Dirk Sarpe
CephFS configuration for millions of small files,
Anton Aleksandrov
<Possible follow-ups>
Re: CephFS configuration for millions of small files,
Sergey Malinin
ceph crushmap question,
Vasiliy Tolstov
Running 12.2.5 without problems, should I upgrade to 12.2.7 or wait for 12.2.8?,
Micha Krause
pg calculation question,
Satish Patel
Help needed to recover from cache tier OSD crash,
Dmitry
Upgrade Ceph 13.2.0 -> 13.2.1 and Windows iSCSI clients breakup,
Wladimir Mutel
Degraded data redundancy (low space): 1 pg backfill_toofull,
Sebastian Igerl
rbdmap service failed but exit 1,
xiang . dai
Setting up Ceph on EC2 i3 instances,
Mansoor Ahmed
ceph lvm question,
Satish Patel
cephfs tell command not working,
Scottix
v13.2.1 Mimic released,
Sage Weil
Converting to dynamic bucket resharding in Luminous,
Robert Stanford
VM fails to boot after evacuation when it uses ceph disk,
Eddy Castillon
understanding pool capacity and usage,
Anton Aleksandrov
Issue with Rejoining MDS,
Guillaume Lefranc
Secure way to wipe a Ceph cluster,
Christopher Kunz
Preventing pool from allocating PG to OSD belonging not beloning to the device class defined in crush rule,
Benoit Hudzia
ceph raw data usage and rgw multisite replication,
Florian Philippon
Erasure coded pools - overhead, data distribution,
Josef Zelenka
Fwd: Mons stucking in election afther 3 Days offline,
Benjamin Naber
active directory integration with cephfs,
Manuel Sopena Ballesteros
LVM on top of RBD apparent pagecache corruption with snapshots,
Alex Gorbachev
Ceph, SSDs and the HBA queue depth parameter,
Jean-Philippe Méthot
Why LZ4 isn't built with ceph?,
Elias Abacioglu
download.ceph.com repository changes,
Alfredo Deza
12.2.7 + osd skip data digest + bluestore + I/O errors,
SCHAER Frederic
<Possible follow-ups>
Re: 12.2.7 + osd skip data digest + bluestore + I/O errors,
SCHAER Frederic
New cluster issue - poor performance inside guests,
Nick A
Switch yum repos from CentOS to ceph?,
Drew Weaver
Implementing multi-site on an existing cluster,
Robert Stanford
Error creating compat weight-set with mgr balancer plugin,
Martin Overgaard Hansen
Inconsistent PG could not be repaired,
Arvydas Opulskis
ceph cluster monitoring tool,
Satish Patel
Reclaim free space on RBD images that use Bluestore?????,
Sean Bolding
Technical Writer - Red Hat Ceph Storage,
Kenneth Hartsoe
alert conditions,
Jan Fajerski
Insane CPU utilization in ceph.fuse,
Daniel Carrasco
Re: CFP: linux.conf.au 2019 (Christchurch, New Zealand),
Tim Serong
ceph bluestore data cache on osd,
nokia ceph
Checksum verification of BlueStore superblock using Python,
Bausch, Florian
Converting to multisite,
Robert Stanford
radosgw: S3 object retention: high usage of default.rgw.log pool,
Konstantin Shalygin
Cephfs kernel driver availability,
Bryan Henderson
Why lvm is recommended method for bleustore,
Satish Patel
bluestore lvm scenario confusion,
Satish Patel
Self shutdown of 1 whole system (Derbian stretch/Ceph 12.2.7/bluestore),
Nicolas Huillard
Error bluestore doesn't support lvm,
Satish Patel
12.2.7 - Available space decreasing when adding disks,
Glen Baars
mon fail to start for disk issue,
Satish Patel
JBOD question,
Satish Patel
Re: JBOD question,
Alex Gorbachev
[Ceph-deploy] Cluster Name,
Thode Jocelyn
Default erasure code profile and sustaining loss of one host containing 4 OSDs,
Ziggy Maes
Pool size (capacity),
sinan
PGs go to down state when OSD fails,
shrey chauhan
12.2.6 upgrade,
Glen Baars
OSD failed, wont come up,
shrey chauhan
Omap warning in 12.2.6,
Brent Kennedy
design question - NVME + NLSAS, SSD or SSD + NLSAS,
Steven Vacaroaia
Lost TB for Object storage,
CUZA Frédéric
[RBD]Replace block device cluster,
Nino Bosteels
Converting to BlueStore, and external journal devices,
Robert Stanford
Force cephfs delayed deletion,
Alexander Ryabov
Increase tcmalloc thread cache bytes - still recommended?,
Robert Stanford
RDMA question for ceph,
Will Zhao
active+clean+inconsistent PGs after upgrade to 12.2.7,
Robert Sander
Crush Rules with multiple Device Classes,
Oliver Freyermuth
RAID question for Ceph,
Satish Patel
ceph rdma + IB network error,
Will Zhao
Fwd: MDS memory usage is very high,
Daniel Carrasco
Migrating EC pool to device-class crush rules,
Graham Allan
Ceph Community Manager,
Sage Weil
Need advice on Ceph design,
Satish Patel
is upgrade from 12.2.5 to 12.2.7 an emergency for EC users,
Brady Deetz
krbd vs librbd performance with qemu,
Nikola Ciprich
10.2.6 upgrade,
Glen Baars
config ceph with rdma error,
Will Zhao
Exact scope of OSD heartbeating?,
Anthony D'Atri
Cluster in bad shape, seemingly endless cycle of OSDs failed, then marked down, then booted, then failed again,
Bryan Banister
Recovery from 12.2.5 (corruption) -> 12.2.6 (hair on fire) -> 13.2.0 (some objects inaccessible and CephFS damaged),
Troy Ablan
luminous librbd::image::OpenRequest: failed to retreive immutable metadata,
Dan van der Ster
v12.2.7 Luminous released,
Abhishek Lekshmanan
multisite and link speed,
Robert Stanford
tcmalloc performance still relevant?,
Robert Stanford
Read/write statistics per RBD image,
Mateusz Skala (UST, POL)
Slow requests during OSD maintenance,
sinan
ls operation is too slow in cephfs,
Surya Bala
Is Ceph the right tool for storing lots of small files?,
Christian Wimmer
checking rbd volumes modification times,
Andrei Mikhailovsky
intermittent slow requests on idle ssd ceph clusters,
Pavel Shub
Luminous 12.2.5 - crushable RGW,
Jakub Jaszewski
Luminous dynamic resharding, when index max shards already set,
Robert Stanford
[rgw] Very high cache misses with automatic bucket resharding,
Rudenko Aleksandr
Ceph issue too many open files.,
Daznis
Jewel PG stuck inconsistent with 3 0-size objects,
Matthew Vernon
chkdsk /b fails on Ceph iSCSI volume,
Wladimir Mutel
CephFS with erasure coding, do I need a cache-pool?,
Oliver Schulz
Safe to use rados -p rbd cleanup?,
Mehmet
OSD fails to start after power failure (with FAILED assert(num_unsent <= log_queue.size()) error),
David Young
OSD fails to start after power failure,
David Young
12.2.6 CRC errors,
Glen Baars
Periodically activating / peering on OSD add,
Kevin Olbrich
Mimic 13.2.1 released date?,
Frank Yu
IMPORTANT: broken luminous 12.2.6 release in repo, do not upgrade,
Sage Weil
osd prepare issue device-mapper mapping,
Satish Patel
Approaches for migrating to a much newer cluster,
rob@xxxxxxxxxxxxxxxxxx
Ceph balancer module algorithm learning,
Hunter zhao
upgrading to 12.2.6 damages cephfs (crc errors),
Dan van der Ster
Bluestore and number of devices,
Robert Stanford
[Ceph Admin & Monitoring] Inkscope is back,
ghislain.chevalier
mds daemon damaged,
Kevin
Re: mds daemon damaged,
Dan van der Ster
<Possible follow-ups>
Fwd: MDS Daemon Damaged,
Ben
How are you using tuned,
Mohamad Gebai
OSD tuning no longer required?,
Robert Stanford
resize wal/db,
Shunde Zhang
PGs stuck peering (looping?) after upgrade to Luminous.,
Magnus Grönlund
Ceph-ansible issue with libselinux-python,
Satish Patel
v10.2.11 Jewel released,
Abhishek Lekshmanan
Add filestore based osd to a luminous cluster,
Huseyin Cotuk
KPIs for Ceph/OSD client latency / deepscrub latency overhead,
Marc Schöchlin
Snaptrim_error,
Flash
SSDs for data drives,
Robert Stanford
mimic (13.2.0) and "Failed to send data to Zabbix",
ceph . novice
Slow Requests when deep scrubbing PGs that hold Bucket Index,
Christian Wimmer
size of journal partitions pretty small,
Robert Stanford
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