diff options
| author | Kotresh HR <khiremat@redhat.com> | 2019-03-19 12:45:36 +0530 |
|---|---|---|
| committer | ShyamsundarR <srangana@redhat.com> | 2019-03-19 09:51:05 -0400 |
| commit | 7e90a3b592018f4e0d270d7102cf83aa3eb242d2 (patch) | |
| tree | a467d5cebad565a9fe78726acc6de1e794dab99e /doc/release-notes/6.0.md | |
| parent | 1398fa80455b3b825807ec508c45033ccfffdf7a (diff) | |
release-notes/6.0: Add ctime feature changes in release notes
Change-Id: I3a305b9eb292a450c83de5628ceeadcb0a44afc7
updates: bz#1672818
Signed-off-by: Kotresh HR <khiremat@redhat.com>
Signed-off-by: ShyamsundarR <srangana@redhat.com>
Diffstat (limited to 'doc/release-notes/6.0.md')
| -rw-r--r-- | doc/release-notes/6.0.md | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/doc/release-notes/6.0.md b/doc/release-notes/6.0.md index dd0c3af4c3d..cbfa8a877e3 100644 --- a/doc/release-notes/6.0.md +++ b/doc/release-notes/6.0.md @@ -156,6 +156,31 @@ Samba unless either of 'user.cifs' or 'user.smb' volume set options are enabled on the volume. The existing GlusterFS volume share sections in smb.conf will remain unchanged. +#### 7. ctime feature is enabled by default + +The ctime feature which maintains (c/m) time consistency across replica and +disperse subvolumes is enabled by default. + +Also, with this release, a single option is provided to enable/disable ctime +feature, + +``` +#gluster vol set <volname> ctime <on/off> +``` + +**NOTE:** The time information used is from clients, hence it's required that +clients are synced with respect to their times, using NTP or other such means. + +**Limitations:** +- Mounting gluster volume with time attribute options (noatime, realatime...) + is not supported with this feature +- This feature does not guarantee consistent time for directories if the hashed + sub-volume for the directory is down +- Directory listing is not supported with this feature, and may report + inconsistent time information +- Older files created before upgrade, would witness update of ctime upon + accessing after upgrade [BUG:1593542](https://bugzilla.redhat.com/show_bug.cgi?id=1593542) + ### Developer #### 1. Gluster code can be compiled and executed using [TSAN](https://clang.llvm.org/docs/ThreadSanitizer.html) |