本文共 6298 字，大约阅读时间需要 20 分钟。
运维经验分享作为一个专题，目前共7篇文章
《》
《》
《》
《》
《》
《》
《》
====================================分割线======================================
针对上一篇文章《》
最初版本（由别人写的）：
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 | #!/bin/sh #chkconfig: 345 86 14 #description: Startup and shutdown script for ChatterServer VERSION=1.0.0-snapshot PIDFILE=. /pid/chatter .pid SERVER=. /chatter- $VERSION\.jar ARGS= "-Xms2g -Xmx2g -Xmn2g -Xss128k" # -Xms2g -Xmx2g -Xmn2g -Xss128k -XX:MaxPermSize=64m -XX:-UseParallelGC -XX:+UseParallelOldGC -XX:ParallelGCThreads=4 -XX:+UseConcMarkSweepGC -XX:MaxTenuringThreshold=30 -XX:SurvivorRatio=6 start() { if test -e $SERVER then echo "Starting $SERVER" if java -jar $SERVER $ARGS >. /logs/console .out 2>&1 & then echo $! > $PIDFILE echo "server start OK" else echo "server start failed" fi else echo "Couldn't find $SERVER" fi } stop() { if test -e $PIDFILE then echo "Stopping server" if kill ` cat $PIDFILE` 2>. /logs/console .out then echo "server stop OK" else echo "server stop faild" fi else echo "No server running" fi } restart() { echo "Restarting server" stop start } case $1 in start) start ;; stop) stop ;; restart) restart ;; *) echo "Usage: $SCRIPTNAME {start|stop|restart|list}" >&2 exit 1 ;; esac exit 0 |
第一版本（我写的）：
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 | #!/bin/bash #chkconfig: 345 86 14 #description: Startup and shutdown script for ChatterServer VERSION=1.0.0-snapshot PIDFILE=. /pid/chatter .pid SERVER=. /chatter- $VERSION\.jar ARGS= "-Xms2g -Xmx4g -Xmn4g -Xss128k -XX:MaxPermSize=64m -XX:-UseParallelGC -XX:+UseParallelOldGC -XX:ParallelGCThreads=4 -XX:+UseConcMarkSweepGC -XX:MaxTenuringThreshold=30 -XX:SurvivorRatio=6" # -Xms2g -Xmx2g -Xmn2g -Xss128k -XX:MaxPermSize=64m -XX:-UseParallelGC -XX:+UseParallelOldGC -XX:ParallelGCThreads=4 -XX:+UseConcMarkSweepGC -XX:MaxTenuringThreshold=30 -XX:SurvivorRatio=6 start() { if test -f $PIDFILE then if test -d /proc/ $( cat $PIDFILE) then echo "server has started" exit 1 fi fi if test -e $SERVER then echo "Starting $SERVER" if java -jar $SERVER $ARGS >>. /logs/console .out 2>&1 & then sleep 2 if [[ -d /proc/ $! ]]; then echo $! > $PIDFILE echo "server start OK" fi elif java -jar $SERVER $ARGS >>. /logs/console .out 2>&1 & then sleep 2 if [[ -d /proc/ $! ]]; then echo $! > $PIDFILE echo "server start OK" fi else echo "server start failed" exit 1 fi else echo "Couldn't find $SERVER" exit 1 fi } stop() { if test -e $PIDFILE then echo "Stopping server" if kill -TERM ` cat $PIDFILE` >>. /logs/console .out 2>&1 then sleep 2 if test -d /proc/ $( cat $PIDFILE) then echo "server has started" sleep 60 fi echo "server stop OK" /bin/rm $PIDFILE elif kill -KILL ` cat $PIDFILE` >>. /logs/console .out 2>&1 then sleep 2 if test -d /proc/ $( cat $PIDFILE) then echo "server has started" sleep 60 fi echo "server stop OK" /bin/rm $PIDFILE elif kill -9 ` cat $PIDFILE` >>. /logs/console .out 2>&1 then sleep 2 if test -d /proc/ $( cat $PIDFILE) then echo "server has started" sleep 60 fi echo "server stop OK" /bin/rm $PIDFILE else echo "server stop failed" exit 1 fi else echo "No server running" exit 1 fi } restart() { echo "Restarting server" stop start } case $1 in start) start ;; stop) stop ;; restart) restart ;; *) echo "Usage: $0 {start|stop|restart}" >&2 exit 1 ;; esac exit 0 |
第二版本（最后针对stop服务进程再次优化过的）：
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 | #!/bin/bash #chkconfig: 345 86 14 #description: Startup and shutdown script for ChatterServer VERSION=1.0.0-snapshot PIDFILE=. /pid/chatter .pid SERVER=. /chatter- $VERSION\.jar ARGS= "-Xms2g -Xmx4g -Xmn4g -Xss128k -XX:MaxPermSize=64m -XX:-UseParallelGC -XX:+UseParallelOldGC -XX:ParallelGCThreads=4 -XX:+UseConcMarkSweepGC -XX:MaxTenuringThreshold=30 -XX:SurvivorRatio=6" # -Xms2g -Xmx2g -Xmn2g -Xss128k -XX:MaxPermSize=64m -XX:-UseParallelGC -XX:+UseParallelOldGC -XX:ParallelGCThreads=4 -XX:+UseConcMarkSweepGC -XX:MaxTenuringThreshold=30 -XX:SurvivorRatio=6 start() { if test -f $PIDFILE then if test -d /proc/ $( cat $PIDFILE) then echo "server has started" exit 1 fi fi if test -e $SERVER then echo "Starting $SERVER" if java -jar $SERVER $ARGS >>. /logs/console .out 2>&1 & then sleep 2 if [[ -d /proc/ $! ]]; then echo $! > $PIDFILE echo "server start OK" fi elif java -jar $SERVER $ARGS >>. /logs/console .out 2>&1 & then sleep 2 if [[ -d /proc/ $! ]]; then echo $! > $PIDFILE echo "server start OK" fi else echo "server start failed" exit 1 fi else echo "Couldn't find $SERVER" exit 1 fi } stop() { if test -e $PIDFILE then echo "Stopping server" if kill -TERM ` cat $PIDFILE` >>. /logs/console .out 2>&1 then sleep 2 if test -d /proc/ $( cat $PIDFILE) then sleep 60 else echo "server stop OK" /bin/rm $PIDFILE fi elif kill -KILL ` cat $PIDFILE` >>. /logs/console .out 2>&1 then sleep 2 if test -d /proc/ $( cat $PIDFILE) then sleep 60 else echo "server stop OK" /bin/rm $PIDFILE fi elif kill -9 ` cat $PIDFILE` >>. /logs/console .out 2>&1 then while [[ -d /proc/ $( cat $PIDFILE) ]]; do sleep 1 done if test -d /proc/ $( cat $PIDFILE) then echo "server stop failed" exit 1 else echo "server stop OK" /bin/rm $PIDFILE fi else echo "server stop failed" exit 1 fi else echo "No server running" exit 1 fi } restart() { echo "Restarting server" stop start } case $1 in start) start ;; stop) stop ;; restart) restart ;; *) echo "Usage: $0 {start|stop|restart}" >&2 exit 1 ;; esac exit 0 |
--end--
====================================分割线======================================
运维经验分享作为一个专题，目前共7篇文章
《》
《》
《》
《》
《》
《》
《》