ipcs命令

1. 批量删除当前用户的共享内存
ipcs -m |grep `whoami` |awk '{printf "ipcrm -m %s\n",$2}' |sh

2. 批量删除当前用户的信号量
ipcs -s |grep `whoami` |awk '{printf "ipcrm -s %s\n",$2}' |sh

3. 批量删除当前用户的消息队列
ipcs -q |grep `whoami` |awk '{printf "ipcrm -q %s\n",$2}' |sh

4. 查看共享内存大小
ipcs -bm  # 最后一列为共享内存大小

5. 查看消息队列信息
ipcs -qa

6. 查看当前共享内存的总大小
ipcs -bm|awk '{total+=$7} END {print "total :"total/1024/1024/1024}'
total :9.5228