path: root/xlators/features/
diff options
authorJoseph Fernandes <>2015-03-18 19:55:31 +0530
committerVijay Bellur <>2015-03-19 01:31:29 -0700
commitb4a0db5ee3b827268fe1aeeed32ad7d417460c50 (patch)
treed79b3182062aa5c1b50eee24b0866d47fa7824c3 /xlators/features/
parenta1755ee2765f3d1c9c26d51a49ad63d133932710 (diff)
Adding ChangeTimeRecorder(CTR) Xlator to GlusterFS
********************************************************************** ChangeTimeRecorder(CTR) Xlator | ********************************************************************** ChangeTimeRecorder(CTR) is server side xlator(translator) which sits just above posix xlator. The main role of this xlator is to record the access/write patterns on a file residing the brick. It records the read(only data) and write(data and metadata) times and also count on how many times a file is read or written. This xlator also captures the hard links to a file(as its required by data tiering to move files). CTR Xlator is the consumer of libgfdb. To Enable/Disable CTR Xlator: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ gluster volume set <volume-name> features.ctr-enabled {on/off} To Enable/Disable Frequency Counter Recording in CTR Xlator: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ gluster volume set <volume-name> features.record-counters {on/off} Change-Id: I5d3cf056af61ac8e3f8250321a27cb240a214ac2 BUG: 1194753 Signed-off-by: Joseph Fernandes <> Reviewed-on: Tested-by: Gluster Build System <> Reviewed-by: Vijay Bellur <>
Diffstat (limited to 'xlators/features/')
1 files changed, 2 insertions, 2 deletions
diff --git a/xlators/features/ b/xlators/features/
index 4a33255..67d1338 100644
--- a/xlators/features/
+++ b/xlators/features/
@@ -1,5 +1,5 @@
SUBDIRS = locks quota read-only mac-compat quiesce marker index barrier \
- protect compress changelog ganesha gfid-access $(GLUPY_SUBDIR) qemu-block \
- upcall snapview-client snapview-server trash # path-converter # filter
+ protect compress changelog changetimerecorder ganesha gfid-access $(GLUPY_SUBDIR) qemu-block \
+ upcall snapview-client snapview-server trash #path-converter # filter