From 3d4192cb6c35e4ebd0d3e027c5c90599e700bc8a Mon Sep 17 00:00:00 2001 From: Shyam Date: Thu, 2 Feb 2017 21:35:10 -0500 Subject: doc: Updated release notes with details about brick multiplexing Change-Id: Ie1230e262a3cd22feebe79d32d6bcb4f556e0bff BUG: 1417735 Signed-off-by: Shyam Reviewed-on: https://review.gluster.org/16536 CentOS-regression: Gluster Build System NetBSD-regression: NetBSD Build System Smoke: Gluster Build System --- doc/release-notes/3.10.0.md | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/doc/release-notes/3.10.0.md b/doc/release-notes/3.10.0.md index ed36a9ed7c3..e3eb1ab9e25 100644 --- a/doc/release-notes/3.10.0.md +++ b/doc/release-notes/3.10.0.md @@ -12,10 +12,24 @@ of bugs that has been addressed is included further below. ### Brick multiplexing *Notes for users:* +Multiplexing reduces both port and memory usage. It does *not* improve +performance vs. non-multiplexing except when memory is the limiting factor, +though there are other related changes that improve performance overall (e.g. +compared to 3.9). + +Multiplexing is off by default. It can be enabled with + +```bash +# gluster volume set all cluster.brick-multiplex on +``` *Limitations:* +There are currently no tuning options for multiplexing - it's all or nothing. +This will change in the near future. *Known Issues:* +The only feature or combination of features known not to work with multiplexing +is USS and SSL. Anyone using that combination should leave multiplexing off. ### Support to display op-version information from clients *Notes for users:* -- cgit