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authorAvra Sengupta <asengupt@redhat.com>2013-06-01 16:17:57 +0530
committerVijay Bellur <vbellur@redhat.com>2013-07-26 13:18:57 -0700
commitb13c483dca20e4015b958f8959328e665a357f60 (patch)
tree2af62fc50bae39e930fcbe09101d3e51c76eb6fc /geo-replication/syncdaemon/README.md
parent4944fc943efc41df1841e4e559180171f6541112 (diff)
gsyncd: distribute the crawling load
* also consume changelog for change detection. * Status fixes * Use new libgfchangelog done API * process (and sync) one changelog at a time Change-Id: I24891615bb762e0741b1819ddfdef8802326cb16 BUG: 847839 Original Author: Csaba Henk <csaba@redhat.com> Original Author: Aravinda VK <avishwan@redhat.com> Original Author: Venky Shankar <vshankar@redhat.com> Original Author: Amar Tumballi <amarts@redhat.com> Original Author: Avra Sengupta <asengupt@redhat.com> Signed-off-by: Avra Sengupta <asengupt@redhat.com> Reviewed-on: http://review.gluster.org/5131 Reviewed-by: Vijay Bellur <vbellur@redhat.com> Tested-by: Vijay Bellur <vbellur@redhat.com>
Diffstat (limited to 'geo-replication/syncdaemon/README.md')
-rw-r--r--geo-replication/syncdaemon/README.md37
1 files changed, 7 insertions, 30 deletions
diff --git a/geo-replication/syncdaemon/README.md b/geo-replication/syncdaemon/README.md
index d450069..0eb15fa 100644
--- a/geo-replication/syncdaemon/README.md
+++ b/geo-replication/syncdaemon/README.md
@@ -11,13 +11,13 @@ Requirements are categorized according to this.
* Python >= 2.5, or 2.4 with Ctypes (see below) (both)
* OpenSSH >= 4.0 (master) / SSH2 compliant sshd (eg. openssh) (slave)
* rsync (both)
-* glusterfs with marker support (master); glusterfs (optional on slave)
-* FUSE; for supported versions consult glusterfs
+* glusterfs: with marker and changelog support (master & slave);
+* FUSE: glusterfs fuse module with auxilary gfid based access support
INSTALLATION
------------
-As of now, the supported way of operation is running from the source directory.
+As of now, the supported way of operation is running from the source directory or using the RPMs given.
If you use Python 2.4.x, you need to install the [Ctypes module](http://python.net/crew/theller/ctypes/).
@@ -46,34 +46,11 @@ USAGE
-----
gsyncd is a utilitly for continous mirroring, ie. it mirrors master to slave incrementally.
-Assume we have a gluster volume _pop_ at localhost. We try to set up the following mirrors
-for it with gysncd:
+Assume we have a gluster volume _pop_ at localhost. We try to set up the mirroring for volume
+_pop_ using gsyncd for gluster volume _moz_ on remote machine/cluster @ example.com. The
+respective gsyncd invocations are (demoing some syntax sugaring):
-1. _/data/mirror_
-2. local gluster volume _yow_
-3. _/data/far_mirror_ at example.com
-4. gluster volume _moz_ at example.com
-
-The respective gsyncd invocations are (demoing some syntax sugaring):
-
-1.
-
- gsyncd.py gluster://localhost:pop file:///data/mirror
-
- or short form
-
- gsyncd.py :pop /data/mirror
-
-2. `gsyncd :pop :yow`
-3.
-
- gsyncd.py :pop ssh://example.com:/data/far_mirror
-
- or short form
-
- gsyncd.py :pop example.com:/data/far_mirror
-
-4. `gsyncd.py :pop example.com::moz`
+`gsyncd.py :pop example.com::moz`
gsyncd has to be available on both sides; it's location on the remote side has to be specified
via the "--remote-gsyncd" option (or "remote-gsyncd" config file parameter). (This option can also be