Ceph Blog
- The RADOS distributed object store
by sage
The Ceph architecture can be pretty neatly broken into two key layers. The first is RADOS, a…
- More configuration improvements
by sage
We’ve updated the configuration framework again so that only a single configuration file is needed…
- dbench performance
by sage
Yehuda and I did some performance tuning with dbench a couple weeks back and made some significant…
- v0.7 release
by sage
I’ve tagged a v0.7 release. Probably the biggest change in this release aside from the usual bug…
- New configuration and startup framework
by sage
Yehuda and I spent last week polishing his configuration framework and reworking the way everything…
- Debian packages
by sage
I’ve built some debian packages for both the userspace daemons and the kernel module source. Trying…
- Some performance comparisons
by sage
I did a few basic tests comparing Ceph to NFS on a simple benchmark, a Linux kernel untar. I tried…
- POSIX file system test suite
by sage
The unstable client with all of the async metadata changes is passing the full POSIX file system…
- Asynchronous metadata operations
by sage
The focus for the last few weeks has been on speeding up metadata operations. The problem has been…
- Scrubbing
by sage
The last month has seen a lot of work on the storage cluster, fixing recovery related bugs,…
- v0.5 release sent to linux-fsdevel, -kernel
by sage
I’ve tagged a v0.5 release, and this time sent the client portion in patch form to linux-kernel and…
- lockdep for pthreads
by sage
Linux has a great tool called lockdep for identifying locking dependency problems. Instead of…
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