Commit 61ecba1a authored by Karol Latecki's avatar Karol Latecki Committed by Tomasz Zawadzki
Browse files

test/vhost_perf: set test block device scheduler to "none" 



In recent systems default is set to bfq which lowers
performance when using SPDK vhost.

Change-Id: Iefa3b8b514dac2f7b028cf06c18cee3f59c5a9ac
Signed-off-by: default avatarKarol Latecki <karol.latecki@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/5982


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarChangpeng Liu <changpeng.liu@intel.com>
Reviewed-by: default avatarMaciej Wawryk <maciejx.wawryk@intel.com>
Community-CI: Mellanox Build Bot
parent 0773af99

test/vhost/perf_bench/vhost_perf.sh

+3 −1
Original line number Diff line number Diff line
@@ -394,6 +394,9 @@ for vm_num in $used_vms; do 
		vm_check_scsi_location $vm_num

	fi



	block=$(printf '%s' $SCSI_DISK)

	vm_exec "$vm_num" "echo none > /sys/class/block/$block/queue/scheduler"



	if [[ -n "$vm_throttle" ]]; then

		# Check whether cgroups or cgroupsv2 is used on guest system

		# Simple, naive & quick approach as it should do the trick for simple
@@ -402,7 +405,6 @@ for vm_num in $used_vms; do 
		if vm_exec "$vm_num" "grep '^cgroup ' /proc/mounts"; then

			c_gr_ver=1

		fi

		block=$(printf '%s' $SCSI_DISK)

		major_minor=$(vm_exec "$vm_num" "cat /sys/block/$block/dev")



		if [[ $c_gr_ver == 1 ]]; then