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Do not renice the netback thread.

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We should increase the vswitchd daemon's priority instead.

Reverts 641a0a4ed
This commit is contained in:
Ian Campbell
2009-09-09 18:08:58 +01:00
committed by Ben Pfaff
parent 5de7052b9b
commit b2cdfeae16
2 changed files with 0 additions and 35 deletions
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28
xenserver/etc_init.d_vswitch
View File

@@ -34,7 +34,6 @@ test -e /etc/sysconfig/vswitch && . /etc/sysconfig/vswitch
: ${VSWITCHD_PIDFILE:=/var/run/ovs-vswitchd.pid} : ${VSWITCHD_PIDFILE:=/var/run/ovs-vswitchd.pid}
: ${VSWITCHD_RUN_DIR:=/var/xen/vswitch} : ${VSWITCHD_RUN_DIR:=/var/xen/vswitch}
: ${VSWITCHD_PRIORITY:=-5} : ${VSWITCHD_PRIORITY:=-5}
: ${VSWITCHD_NETBACK_PRIORITY:=0}
: ${VSWITCHD_LOGFILE:=/var/log/ovs-vswitchd.log} : ${VSWITCHD_LOGFILE:=/var/log/ovs-vswitchd.log}
: ${VSWITCHD_FILE_LOGLEVEL:=} : ${VSWITCHD_FILE_LOGLEVEL:=}
: ${VSWITCHD_SYSLOG_LOGLEVEL:=WARN} : ${VSWITCHD_SYSLOG_LOGLEVEL:=WARN}
@@ -113,28 +112,6 @@ function reload_vswitchd {
fi fi
} }
function quietly {
"$@" > /dev/null
}
# renice_netback PRIORITY PID [PID...]
#
# Renices the netback processes given as each PID to nice level PRIORITY.
function renice_netback {
local pri=$1
shift
if test $# = 0; then
warning "Netback not running, nothing to renice"
return
fi
for pid
do
action "Renicing netback (pid $pid) to priority $pri" quietly renice $pri -p $pid
done
}
function start_vswitchd { function start_vswitchd {
local syslog_opt="-vANY:SYSLOG:${VSWITCHD_SYSLOG_LOGLEVEL}" local syslog_opt="-vANY:SYSLOG:${VSWITCHD_SYSLOG_LOGLEVEL}"
local logfile_file_opt="" local logfile_file_opt=""
@@ -172,11 +149,6 @@ function start_vswitchd {
if [ "$ENABLE_FAKE_PROC_NET" = "y" ]; then if [ "$ENABLE_FAKE_PROC_NET" = "y" ]; then
fake_proc_net_opt="--fake-proc-net" fake_proc_net_opt="--fake-proc-net"
fi fi
if [ "$VSWITCHD_NETBACK_PRIORITY" != default ]; then
renice_netback $VSWITCHD_NETBACK_PRIORITY $(pidof netback)
else
warning "Netback renicing disabled (see /etc/sysconfig/vswitch)"
fi
if [ "$daemonize" != "y" ]; then if [ "$daemonize" != "y" ]; then
# Start in background and force a "success" message # Start in background and force a "success" message
action "Starting ovs-vswitchd ($strace_opt$valgrind_opt)" true action "Starting ovs-vswitchd ($strace_opt$valgrind_opt)" true

7
xenserver/root_vswitch_scripts_sysconfig.template
View File

@@ -43,13 +43,6 @@
# processes. # processes.
# VSWITCHD_PRIORITY=-5 # VSWITCHD_PRIORITY=-5
# VSWITCHD_NETBACK_PRIORITY: "nice" priority at which to run netback.
# It is a good idea to run ovs-vswitchd at a higher priority than
# netback to ensure that it gets enough CPU time to set up flows
# (bug #1656). Set this to 'default' to avoid changing netback's
# priority.
# VSWITCHD_NETBACK_PRIORITY=0
# VSWITCHD_LOGFILE: File to send the FILE_LOGLEVEL log messages to. # VSWITCHD_LOGFILE: File to send the FILE_LOGLEVEL log messages to.
# VSWITCHD_LOGFILE=/var/log/ovs-vswitchd.log # VSWITCHD_LOGFILE=/var/log/ovs-vswitchd.log