diff options
| author | Dan Lambright <dlambrig@redhat.com> | 2015-04-13 02:42:12 +0100 |
|---|---|---|
| committer | Kaleb KEITHLEY <kkeithle@redhat.com> | 2015-04-22 07:51:03 -0700 |
| commit | 86b02afab780e559e82399b9e96381d8df594ed6 (patch) | |
| tree | e59242b087191dfb6af7b302b18a59206a9cd17c /xlators/cluster/dht/src/dht-common.c | |
| parent | abbc525dd3cbe142753c5b44a2717c1ed6b26723 (diff) | |
glusterd: support for tier volumes 'detach start' and 'detach commit'
These commands work in a manner analagous to rebalancing when removing a
brick. The existing migration daemon detects "detach start" and switches
to moving data off the hot tier. While in this state all lookups are
directed to the cold tier.
gluster v detach-tier <vol> start
gluster v detach-tier <vol> commit
The status and stop cli commands shall be submitted separately.
Change-Id: I24fda5cc3ba74f5fb8aa9a3234ad51f18b80a8a0
BUG: 1205540
Signed-off-by: Dan Lambright <dlambrig@redhat.com>
Signed-off-by: root <root@localhost.localdomain>
Signed-off-by: Dan Lambright <dlambrig@redhat.com>
Reviewed-on: http://review.gluster.org/10108
Reviewed-by: Kaleb KEITHLEY <kkeithle@redhat.com>
Tested-by: NetBSD Build System
Diffstat (limited to 'xlators/cluster/dht/src/dht-common.c')
| -rw-r--r-- | xlators/cluster/dht/src/dht-common.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/xlators/cluster/dht/src/dht-common.c b/xlators/cluster/dht/src/dht-common.c index e0b159ace32..307265fb56a 100644 --- a/xlators/cluster/dht/src/dht-common.c +++ b/xlators/cluster/dht/src/dht-common.c @@ -6277,6 +6277,8 @@ dht_notify (xlator_t *this, int event, void *data, ...) goto unlock; if (cmd == GF_DEFRAG_CMD_STATUS) gf_defrag_status_get (defrag, output); + else if (cmd == GF_DEFRAG_CMD_START_DETACH_TIER) + gf_defrag_start_detach_tier(defrag); else if (cmd == GF_DEFRAG_CMD_STOP) gf_defrag_stop (defrag, GF_DEFRAG_STATUS_STOPPED, output); |