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mongodb/debian/mongod.upstart
Nick Stenning 5d4b3fe40c SERVER-10190 Upstart conf: use pidfile, not 'ps'
The default upstart config installed with MongoDB doesn't provide the
`--pidfile` or `--make-pidfile` options to `start-stop-daemon`, which
means it determines whether or not MongoDB is running by inspecting the
process table to see if there are any instances of "mongod" running.

This is a pretty crude mechanism, and we can make it substantially more
reliable (not susceptible to mongod instances running inside LXC
containers or similar) by simply getting start-stop-daemon to write a
pidfile.
2014-06-30 11:46:37 -04:00

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# Ubuntu upstart file at /etc/init/mongod.conf
# Recommended ulimit values for mongod or mongos
# See http://docs.mongodb.org/manual/reference/ulimit/#recommended-settings
#
limit fsize unlimited unlimited
limit cpu unlimited unlimited
limit as unlimited unlimited
limit nofile 64000 64000
limit rss unlimited unlimited
limit nproc 32000 32000
kill timeout 300 # wait 300s between SIGTERM and SIGKILL.
pre-start script
DAEMONUSER=${DAEMONUSER:-mongodb}
if [ ! -d /var/lib/mongod ]; then
mkdir -p /var/lib/mongodb && chown mongodb:mongodb /var/lib/mongodb
fi
if [ ! -d /var/log/mongod ]; then
mkdir -p /var/log/mongodb && chown mongodb:mongodb /var/log/mongodb
fi
touch /var/run/mongodb.pid
chown $DAEMONUSER /var/run/mongodb.pid
end script
start on runlevel [2345]
stop on runlevel [06]
script
ENABLE_MONGOD="yes"
CONF=/etc/mongod.conf
DAEMON=/usr/bin/mongod
DAEMONUSER=${DAEMONUSER:-mongodb}
if [ -f /etc/default/mongod ]; then . /etc/default/mongod; fi
# Handle NUMA access to CPUs (SERVER-3574)
# This verifies the existence of numactl as well as testing that the command works
NUMACTL_ARGS="--interleave=all"
if which numactl >/dev/null 2>/dev/null && numactl $NUMACTL_ARGS ls / >/dev/null 2>/dev/null
then
NUMACTL="$(which numactl) -- $NUMACTL_ARGS"
DAEMON_OPTS=${DAEMON_OPTS:-"--config $CONF"}
else
NUMACTL=""
DAEMON_OPTS="-- "${DAEMON_OPTS:-"--config $CONF"}
fi
if [ "x$ENABLE_MONGOD" = "xyes" ]
then
exec start-stop-daemon --start \
--chuid $DAEMONUSER \
--pidfile /var/run/mongodb.pid \
--make-pidfile \
--exec $NUMACTL $DAEMON $DAEMON_OPTS
fi
end script