From 948767a18d5c2fb73baf85e62f52fd5da990d077 Mon Sep 17 00:00:00 2001 From: Kevin Traynor Date: Wed, 18 Jan 2023 16:23:56 +0000 Subject: dpif-netdev: Set PMD load based sleep start/inc to 1 us. Now that the timer slack for the PMD threads is reduced we can also reduce the start/increment for PMD load based sleeping to match it. This will further reduce initial sleep times making it more resilient to interfaces that might be sensitive to large sleep times. Signed-off-by: Kevin Traynor Reviewed-by: David Marchand Signed-off-by: Ilya Maximets --- tests/pmd.at | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'tests') diff --git a/tests/pmd.at b/tests/pmd.at index e0f58f7a6..c707f762c 100644 --- a/tests/pmd.at +++ b/tests/pmd.at @@ -1266,7 +1266,7 @@ OVS_WAIT_UNTIL([tail ovs-vswitchd.log | grep "PMD load based sleeps are disabled dnl Check low value max sleep get_log_next_line_num AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-maxsleep="1"]) -OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request is 10 usecs."]) +OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request is 1 usecs."]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps are enabled."]) dnl Check high value max sleep @@ -1294,8 +1294,8 @@ OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps are enabled."]) dnl Check rounding get_log_next_line_num -AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-maxsleep="491"]) -OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request is 500 usecs."]) +AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-maxsleep="499"]) +OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request is 499 usecs."]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps are enabled."]) OVS_VSWITCHD_STOP -- cgit v1.2.1