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| author | Poornima G <pgurusid@redhat.com> | 2017-05-26 16:01:43 +0530 |
|---|---|---|
| committer | Shyamsundar Ranganathan <srangana@redhat.com> | 2017-05-26 16:35:05 +0000 |
| commit | 1191365294f40c35de452db6f2ebd8606a999324 (patch) | |
| tree | d55464683473905ead344bcc335300bea7e0d28a | |
| parent | 92b8627d319cfa256d7f14e3c87b15a02f18965e (diff) | |
doc: Update about negative lookup cache feature in 3.11.0 release notes
Updates: #82
Change-Id: Ib3dcaf6c7e0d6b080ae42cbf07f3a06a321c2b09
Signed-off-by: Poornima G <pgurusid@redhat.com>
Reviewed-on: https://review.gluster.org/17398
Smoke: Gluster Build System <jenkins@build.gluster.org>
Tested-by: Shyamsundar Ranganathan <srangana@redhat.com>
CentOS-regression: Gluster Build System <jenkins@build.gluster.org>
NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
Reviewed-by: Shyamsundar Ranganathan <srangana@redhat.com>
| -rw-r--r-- | doc/release-notes/3.11.0.md | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/doc/release-notes/3.11.0.md b/doc/release-notes/3.11.0.md index cb19f989e36..07bc2e3ee21 100644 --- a/doc/release-notes/3.11.0.md +++ b/doc/release-notes/3.11.0.md @@ -75,10 +75,23 @@ get-state command doesn't provide information on non-local bricks. ### Ability to serve negative lookups from cache has been added *Notes for users:* +In this release, this feature is supported only for the SMB accesss. +Before creating / renaming any file, lookups (5-6 in SMB) are sent +to verify if the file already exists. By serving these lookup from the +cache when possible, increases the create / rename performance by multiple +folds in SMB access. +Execute the following commands to enable negative-lookup cache: +```bash +# gluster volume set <volname> features.cache-invalidation on +# gluster volume set <volname> features.cache-invalidation-timeout 600 +# gluster volume set <VOLNAME> nl-cache on +``` *Limitations:* +None *Known Issues:* +None ### New xlator to help developers detecting resource leaks has been added *Notes for users:* |