Ceph Blog

Recursive accounting for size, ctime, etc.
May 23, 2008 by sage
Watch the size on the directories: mkdir foo ; cd foo mkdir -p dir1subdir mkdir -p dir2 echo…
v0.2 Released
May 7, 2008 by sage
The kernel client is holding up well under the latest round of testing, so I’ve cut a v0.2 release…
Kernel client update
Apr 21, 2008 by sage
The Linux kernel client has stabilized to the point where you can untar and build a kernel source…
POSIX file system test suite
Apr 18, 2008 by sage
A few weeks back a POSIX file system test suite was announced on linux-fsdevel. Some 1700 tests of…
Delayed capability release
Apr 18, 2008 by sage
The Ceph MDS server issues “capabilities” to clients to grant them permission to read or write…
Well-behaved writeback
Apr 8, 2008 by sage
We reached an exciting milestone for the Ceph kernel client this week: file data writeback is…
Client cache coherency
Mar 24, 2008 by sage
I’ve been shying away from the question of how to manage the client metadata cache consistency for…
File system creation and scaling
Mar 19, 2008 by sage
I’ve spent the last week or so revamping the whole “mkfs” process and some of the machinery needed…
Google Summer of Code
Mar 13, 2008 by sage
We’re applying for the Google Summer of Code this year. Some project ideas are posted in the wiki,…
Blog!
Mar 2, 2008 by sage
I’m setting up this blog as a way to let people keep tabs on development progress. I’ve been…