From 04a72476789d06c0e55b73f953ff1ad68739ebd4 Mon Sep 17 00:00:00 2001
From: Susant Palai <spalai@redhat.com>
Date: Mon, 4 May 2015 16:43:02 +0530
Subject: dht/rebalance: Throttle rebalance

Throttle value will be "normal" by default. For throttling down,
a thread will be put in to sleep. And for throttling up,
gf_defrag_process_dir will wake up the sleeping threads.

Change-Id: I4892ab14982a1ff305aeb2d8bbd33c79d6877b69
BUG: 1219579
Signed-off-by: Susant Palai <spalai@redhat.com>
Reviewed-on: http://review.gluster.org/10526
Reviewed-by: Raghavendra G <rgowdapp@redhat.com>
Tested-by: Raghavendra G <rgowdapp@redhat.com>
Reviewed-on: http://review.gluster.org/10629
Reviewed-by: Vijay Bellur <vbellur@redhat.com>
Tested-by: Vijay Bellur <vbellur@redhat.com>
---
 tests/basic/distribute/throttle-rebal.t | 42 +++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 tests/basic/distribute/throttle-rebal.t

(limited to 'tests')

diff --git a/tests/basic/distribute/throttle-rebal.t b/tests/basic/distribute/throttle-rebal.t
new file mode 100644
index 00000000000..89495aee71b
--- /dev/null
+++ b/tests/basic/distribute/throttle-rebal.t
@@ -0,0 +1,42 @@
+#!/bin/bash
+# Test to check
+. $(dirname $0)/../../include.rc
+. $(dirname $0)/../../volume.rc
+
+#Check rebal-throttle set option sanity
+cleanup;
+
+TEST glusterd
+TEST pidof glusterd
+TEST $CLI volume create $V0 $H0:$B0/brick1 $H0:$B0/brick2
+TEST $CLI volume start $V0
+
+function set_throttle {
+        local level=$1
+        $CLI volume set $V0 cluster.rebal-throttle $level 2>&1 |grep -oE 'success|failed'
+}
+
+
+THROTTLE_LEVEL="lazy"
+EXPECT "success" set_throttle $THROTTLE_LEVEL
+EXPECT "$THROTTLE_LEVEL" echo `$CLI volume info | grep rebal-throttle | awk '{print $2}'`
+
+THROTTLE_LEVEL="normal"
+EXPECT "success" set_throttle $THROTTLE_LEVEL
+EXPECT "$THROTTLE_LEVEL" echo `$CLI volume info | grep rebal-throttle | awk '{print $2}'`
+
+
+THROTTLE_LEVEL="aggressive"
+EXPECT "success" set_throttle $THROTTLE_LEVEL
+EXPECT "$THROTTLE_LEVEL" echo `$CLI volume info | grep rebal-throttle | awk '{print $2}'`
+
+THROTTLE_LEVEL="garbage"
+EXPECT "failed" set_throttle $THROTTLE_LEVEL
+
+#check if throttle-level is still aggressive
+EXPECT "aggressive" echo `$CLI volume info | grep rebal-throttle | awk '{print $2}'`
+
+TEST $CLI volume stop $V0;
+TEST $CLI volume delete $V0;
+
+cleanup;
-- 
cgit