cluster/tier make cache mode default for tiered volumes

The default mode for tiered volumes must be cache. The current
test mode was for engineering and should ordinarily not be used
by customers.

This is a back port of 12581 

> Change-Id: I20583f54a9269ce75daade645be18ab8575b0b9b
> BUG: 1282076
> Signed-off-by: Dan Lambright <dlambrig@redhat.com>
> Reviewed-on: http://review.gluster.org/12581
> Tested-by: Gluster Build System <jenkins@build.gluster.com>
> Reviewed-by: mohammed rafi  kc <rkavunga@redhat.com>
Signed-off-by: Dan Lambright <dlambrig@redhat.com>

Change-Id: Ib2629d6d3e9b9374fddb5bc21cf068a1bcd96b9d
BUG: 1283288
Reviewed-on: http://review.gluster.org/12647
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Dan Lambright <dlambrig@redhat.com>
Tested-by: Dan Lambright <dlambrig@redhat.com>

6 files changed, 11 insertions, 5 deletions

diff --git a/tests/basic/tier/file_with_spaces.t b/tests/basic/tier/file_with_spaces.t
index 11bd1d2bf2a..7492804da1b 100755
--- a/tests/basic/tier/file_with_spaces.t
+++ b/tests/basic/tier/file_with_spaces.t
@@ -28,6 +28,7 @@ function create_dist_tier_vol () {
         TEST $CLI volume set $V0 cluster.tier-promote-frequency $PROMOTE_FREQ
         TEST $CLI volume set $V0 cluster.read-freq-threshold 50
         TEST $CLI volume set $V0 cluster.write-freq-threshold 50
+        TEST $CLI volume set $V0 cluster.tier-mode test
 }
 
 
diff --git a/tests/basic/tier/fops-during-migration-pause.t b/tests/basic/tier/fops-during-migration-pause.t
index 332e4bb1c03..f50d666ef27 100755
--- a/tests/basic/tier/fops-during-migration-pause.t
+++ b/tests/basic/tier/fops-during-migration-pause.t
@@ -2,11 +2,11 @@
 
 . $(dirname $0)/../../include.rc
 . $(dirname $0)/../../volume.rc
-
+. $(dirname $0)/../../tier.rc
 
 NUM_BRICKS=3
-DEMOTE_FREQ=5
-PROMOTE_FREQ=5
+DEMOTE_FREQ=10
+PROMOTE_FREQ=10
 
 TEST_STR="Testing write and truncate fops on tier migration"
 
@@ -37,6 +37,7 @@ function create_dist_tier_vol () {
         TEST $CLI volume set $V0 cluster.tier-promote-frequency $PROMOTE_FREQ
         TEST $CLI volume set $V0 cluster.read-freq-threshold 0
         TEST $CLI volume set $V0 cluster.write-freq-threshold 0
+        TEST $CLI volume set $V0 cluster.tier-mode test
 }
 
 
@@ -58,7 +59,7 @@ TEST mkdir $M0/dir1
 
 # Create a large file (800MB), so that rebalance takes time
 # The file will be created on the hot tier
-
+sleep_until_mid_cycle $DEMOTE_FREQ
 dd if=/dev/zero of=$M0/dir1/FILE1 bs=256k count=5120
 
 # Get the path of the file on the hot tier
diff --git a/tests/basic/tier/fops-during-migration.t b/tests/basic/tier/fops-during-migration.t
index aa868847738..b80511a400d 100755
--- a/tests/basic/tier/fops-during-migration.t
+++ b/tests/basic/tier/fops-during-migration.t
@@ -28,6 +28,7 @@ function create_dist_tier_vol () {
         TEST $CLI volume set $V0 cluster.tier-promote-frequency $PROMOTE_FREQ
         TEST $CLI volume set $V0 cluster.read-freq-threshold 0
         TEST $CLI volume set $V0 cluster.write-freq-threshold 0
+        TEST $CLI volume set $V0 cluster.tier-mode test
 }
 
 
diff --git a/tests/basic/tier/legacy-many.t b/tests/basic/tier/legacy-many.t
index 6e1147aec2d..0f32ff60a19 100644
--- a/tests/basic/tier/legacy-many.t
+++ b/tests/basic/tier/legacy-many.t
@@ -36,6 +36,7 @@ TEST $CLI volume set $V0 performance.quick-read off
 TEST $CLI volume set $V0 performance.io-cache off
 TEST $CLI volume set $V0 features.ctr-enabled on
 
+
 TEST $GFS --volfile-id=/$V0 --volfile-server=$H0 $M0;
 
 # Create a number of "legacy" files before attaching tier
@@ -48,7 +49,7 @@ wait
 TEST $CLI volume attach-tier $V0 replica 2 $H0:$B0/${V0}$CACHE_BRICK_FIRST $H0:$B0/${V0}$CACHE_BRICK_LAST
 TEST $CLI volume rebalance $V0 tier status
 
-
+TEST $CLI volume set $V0 cluster.tier-mode test
 TEST $CLI volume set $V0 cluster.tier-demote-frequency $DEMOTE_FREQ
 TEST $CLI volume set $V0 cluster.tier-promote-frequency $PROMOTE_FREQ
 TEST $CLI volume set $V0 cluster.read-freq-threshold 0
diff --git a/tests/basic/tier/locked_file_migration.t b/tests/basic/tier/locked_file_migration.t
index 7a03d1e3d36..f7a9d1f355d 100755
--- a/tests/basic/tier/locked_file_migration.t
+++ b/tests/basic/tier/locked_file_migration.t
@@ -31,6 +31,7 @@ function create_dist_tier_vol () {
 #We don't want promotes to happen in this test
         TEST $CLI volume set $V0 cluster.read-freq-threshold 10
         TEST $CLI volume set $V0 cluster.write-freq-threshold 10
+        TEST $CLI volume set $V0 cluster.tier-mode test
 }
 
 
diff --git a/tests/basic/tier/tier_lookup_heal.t b/tests/basic/tier/tier_lookup_heal.t
index 625b6b747ae..81bb0d67179 100755
--- a/tests/basic/tier/tier_lookup_heal.t
+++ b/tests/basic/tier/tier_lookup_heal.t
@@ -52,6 +52,7 @@ TEST $CLI volume set $V0 cluster.read-freq-threshold 0
 TEST $CLI volume set $V0 cluster.write-freq-threshold 0
 TEST $CLI volume set $V0 performance.quick-read off
 TEST $CLI volume set $V0 performance.io-cache off
+TEST $CLI volume set $V0 cluster.tier-mode test
 
 #The lookup should heal the database.
 TEST ls file1