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-rw-r--r-- | index.mdwn | 16 |
1 files changed, 12 insertions, 4 deletions
@@ -21,10 +21,18 @@ kernel, and a long list of features - among them, multiple devices, replication, caching and full data checksumming/compression. Snapshotting is coming, too. Pretty much all the normal posix filesystem stuff is supported (things like -xattrs, acls, etc. - no fallocate or quotas yet, though). - -Be warned - the on disk format has not been frozen yet, and it might eat all -your data (but it is passing all but a few of the tests in xfstests). +xattrs, acls, etc. - no quotas yet, though). + +Stability: there are no known outstanding bugs if you stick to the single device +filesystems (no tiering/replication). It's been passing xfstests for months, and +it is seeing real world usage (I've been using it on my development laptop for +some months now). It is highly unlikely to eat your data, but that is always a +possibility with new filesystems - please keep backups. + +The on disk format is not yet set in stone, but any future breaking changes will +come with plenty of warning. We'll need at least one more breaking change for +encryption and possibly snapshots, but I'm hoping to delay rolling out breaking +changes until I can do them at once. For other kernel programmers who might be interested in getting involved, I've started a guide to the bcache internals: [[BcacheGuide]] |