**一、mfscli工具：** mfscli -SIC -H mfsmaster -h : print this message and exit -v : print version number and exit -p : force plain text format on tty devices -s separator : field separator to use in plain text format on tty devices (forces -p) -2 : force 256-color terminal color codes -8 : force 8-color terminal color codes -H master_host : master address (default: mfsmaster) -P master_port : master client port (default: 9421) -n : do not resolve ip addresses (default when output device is not tty) -f frame charset number : set frame charset to be displayed as table frames in ttymode -S data set : defines data set to be displayed -SIN : show full master info 展示主服務器信息 -SIM : show only masters states 只展示主服務器的狀態 -SLI : show only licence info 展示許可證信息 -SIG : show only general master (leader) info 展示主服務器的全部信息 -SMU : show only master memory usage 展示主服務器內存信息 -SIC : show only chunks info (goal/copies matrices) 展示元數據服務器信息 -SIL : show only loop info (with messages) 顯示chunkserver循環信息 -SMF : show only missing chunks/files 展示丟失文件信息 -SCS : show connected chunk servers 展示已連接的chunkserver -SMB : show connected metadata backup servers 展示連接的備份服務器 -SHD : show hdd data 展示磁盤信息 -SEX : show exports 展示報告 -SMS : show active mounts 展示掛載信息 -SRS : show resources (storage classes,open files,acquired locks) -SSC : show storage classes 展示存儲類 -SOF : show only open files 展示正在打開的文件 -SAL : show only acquired locks 展示鎖住的文件 -SMO : show operation counters 查看文件數量 -SQU : show quota info 查看配額信息 -SMC : show master charts data 主服務器的圖標數據 -SCC : show chunkserver charts data 元數據服務器的圖表數據 ** 二、切機腳本** ~~~ #!/bin/bash PATH=/sbin:/usr/sbin:/bin:/usr/bin:/home/mfs/sbin:/home/mfs/bin export PATH case "$1" in start) mfsmaster -c /etc/mfs/mfsmaster.cfg -a -i mfsmaster -c /etc/mfs1/mfsmaster.cfg -a -i mfsmaster -c /etc/mfs1/mfsmaster.cfg -a -i ;; stop) mfsmaster -c /etc/mfs/mfsmaster.cfg stop mfsmaster -c /etc/mfs1/mfsmaster.cfg stop mfsmaster -c /etc/mfs2/mfsmaster.cfg stop ;; status) pidnum1=`ps -ef | grep mfsmaster | grep -v mfs1 |grep -v mfs2 | grep -v grep | wc -l` pidnum2=`ps -ef | grep mfsmaster | grep mfs1 | grep -v grep | wc -l` pidnum3=`ps -ef | grep mfsmaster | grep mfs2 | grep -v grep | wc -l` if [ $pidnum1 -gt 0 -a $pidnum2 -gt 0 -a $pidnum3 -gt 0 ]; then echo "mfsmaster and mfsmaster1 running" exit 0 else echo " mfsmaster and mfsmaster1 is not running" fi exit 2 ;; esac exit $? ~~~