Ceph Blog
- Ceph: collect Kernel RBD logs
by shan
Quick tip to collect Kernel RBD logs.Make sure your kernel is compiled with CONFIGDYNAMICDEBUG and…
- Teuthology docker targets hack (3/4)
by loic
The teuthology container hack is improved so each Ceph command is run via docker exec -i which can…
- Ceph: Cache Tier Statistics
by shan
Quick tip on how to retrieve cache statistics from the a cache pool.Simply use the admin…
- Why are by-partuuid symlinks missing or outdated ?
by loic
The ceph-disk script manages Ceph devices and rely on the content of the devdiskby-partuuid…
- DevStack and remote Ceph cluster
by shan
Introducing the ability to connect DevStack to a remote Ceph cluster. So DevStack won't bootstrap…
- OpenStack: import existing Ceph volumes in Cinder
by shan
This method can be useful while migrating from one OpenStack to another.Imagine you have operating…
- How many PGs in each OSD of a Ceph cluster ?
by loic
To display how many PGs in each OSD of a Ceph cluster: ceph --format xml pg dump xmlstarlet sel -t…
- Ceph read-only mirror on gitlab
by loic
The gitlab-mirrors scripts are installed to setup a a read-only Ceph mirror, updated hourly. It is…
- Placement_pools on Rados-GW
by laurentbarbe
The purpose of this test is to map a RadosGw Bucket to a specific Ceph pool. For exemple, if using…
- Ceph: recover OSDs after SSD journal failure
by shan
A common recommendation is to store OSD journal on a SSD drive which implies loosing your OSD if…
- HOWTO debug a teuthology task
by loic
To debug a modification to a ceph-qa-suite task for instance repairtest.py, a teuthology target is…
- Teuthology docker targets hack (2/4)
by loic
The teuthology container hack is improved to snapshot the container after Ceph and its dependencies…
Idea for a blog post? Find out how to contribute