From: Sergey Cheremencev <Sergey_Cheremencev@xyratex.com>
Date: Fri, 31 Jan 2014 10:33:47 +0000 (+0400)
Subject: LU-3266 test: regression tests for nrs policies
X-Git-Tag: 2.7.53~14
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=38b68e47e5e240fd8d394a944737ecdbcf2fb70f

LU-3266 test: regression tests for nrs policies

Tests make IO for each policy with different parametrs.

Change-Id: Iacf4721015be4cf9abdd2f41f5dd0614a8553756
Signed-off-by: Sergey Cheremencev <Sergey_Cheremencev@xyratex.com>
Signed-off-by: Wu Libin <lwu@ddn.com>
Reviewed-on: http://review.whamcloud.com/9286
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: James Simmons <uja.ornl@yahoo.com>
---

diff --git a/lustre/tests/sanityn.sh b/lustre/tests/sanityn.sh
index d086e6d..6c0cd31 100644
--- a/lustre/tests/sanityn.sh
+++ b/lustre/tests/sanityn.sh
@@ -2803,6 +2803,119 @@ test_76() { #LU-946
 }
 run_test 76 "Verify open file for 2048 files"
 
+nrs_write_read() {
+	local n=16
+	local dir=$DIR/$tdir
+
+	mkdir $dir || error "mkdir $dir failed"
+	$LFS setstripe -c $OSTCOUNT $dir || error "setstripe to $dir failed"
+
+	do_nodes $CLIENTS dd if=/dev/zero of="$dir/nrs_r_$HOSTNAME"\
+		bs=1M count=$n > /dev/null 2>&1
+
+	for ((i = 0; i < $n; i++)); do
+		do_nodes $CLIENTS dd if=/dev/zero of="$dir/nrs_w_$HOSTNAME"\
+			bs=1M seek=$i count=1 > /dev/null 2>&1 &
+		local pids_w[$i]=$!
+	done
+	do_nodes $CLIENTS sync;
+	cancel_lru_locks osc
+
+	for ((i = 0; i < $n; i++)); do
+		do_nodes $CLIENTS dd if="$dir/nrs_w_$HOSTNAME" of=/dev/zero\
+			bs=1M seek=$i count=1 > /dev/null 2>&1 &
+		local pids_r[$i]=$!
+	done
+	cancel_lru_locks osc
+
+	for ((i = 0; i < $n; i++)); do
+		wait ${pids_w[$i]}
+		wait ${pids_r[$i]}
+	done
+	rm -rf $dir || error "rm -rf $dir failed"
+}
+
+test_77a() { #LU-3266
+	do_facet $SINGLEMDS lctl set_param ost.OSS.*.nrs_policies="fifo"
+	nrs_write_read
+
+	return 0
+}
+run_test 77a "check FIFO NRS policy"
+
+
+test_77b() { #LU-3266
+	do_facet $SINGLEMDS lctl set_param ost.OSS.*.nrs_policies="crrn"
+	do_facet $SINGLEMDS lctl set_param ost.OSS.*.nrs_crrn_quantum=1
+
+	echo "policy: crr-n, crrn_quantum 1"
+	nrs_write_read
+
+	do_facet $SINGLEMDS lctl set_param ost.OSS.*.nrs_crrn_quantum=64
+
+	echo "policy: crr-n, crrn_quantum 64"
+	nrs_write_read
+
+	return 0
+}
+run_test 77b "check CRR-N NRS policy"
+
+orr_trr() {
+	local policy=$1
+
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.ost_io.nrs_policies=$policy
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_"$policy"_quantum=1
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_"$policy"_offset_type="physical"
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_"$policy"_supported="reads"
+	done
+
+	echo "policy: $policy, ${policy}_quantum 1, ${policy}_offset_type \
+				physical, ${policy}_supported reads"
+	nrs_write_read
+
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_${policy}_supported="writes"
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_${policy}_quantum=64
+	done
+	echo "policy: $policy, ${policy}_quantum 64, \
+		${policy}_offset_type physical, ${policy}_supported writes"
+	nrs_write_read
+
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_${policy}_supported="reads_and_writes"
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_${policy}_offset_type="logical"
+	done
+	echo "policy: $policy, ${policy}_quantum 64, \
+		${policy}_offset_type logical, ${policy}_supported reads_and_writes"
+	nrs_write_read
+
+	return 0
+}
+
+test_77c() { #LU-3266
+	orr_trr "orr"
+	return 0
+}
+run_test 77c "check ORR NRS policy"
+
+test_77d() { #LU-3266
+	orr_trr "trr"
+	return 0
+}
+run_test 77d "check TRR nrs policy"
+
 test_80() {
 	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
 	local MDTIDX=1