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-rw-r--r--xenserver/root_vswitch_scripts_sysconfig.template7
1 files changed, 7 insertions, 0 deletions
diff --git a/xenserver/root_vswitch_scripts_sysconfig.template b/xenserver/root_vswitch_scripts_sysconfig.template
index f848e7b4..2578d11c 100644
--- a/xenserver/root_vswitch_scripts_sysconfig.template
+++ b/xenserver/root_vswitch_scripts_sysconfig.template
@@ -43,6 +43,13 @@
# processes.
# VSWITCHD_PRIORITY=-10
+# VSWITCHD_MLOCKALL: Whether to pass ovs-vswitchd the --mlockall option.
+# This option should be set to "yes" or "no". The default is "yes".
+# Enabling this option can avoid networking interruptions due to
+# system memory pressure in extraordinary situations, such as multiple
+# concurrent VM import operations.
+# VSWITCHD_MLOCKALL=yes
+
# VSWITCHD_LOGFILE: File to send the FILE_LOGLEVEL log messages to.
# VSWITCHD_LOGFILE=/var/log/ovs-vswitchd.log