ps aux|grep aerospike
admin     71094  0.0  0.0  10540  1584 pts/1    S+   17:25   0:00 grep --color=auto aerospike
root     275153  143 30.6 280252584 80686704 ?  Sl   Nov21 37830:50 ./asd --config-file /etc/aerospike/aerospike.conf --foreground

./asd --config-file /etc/aerospike/aerospike.conf --foreground

通过 proc 获取工作目录

ls -al /proc/275153
ls: cannot read symbolic link '/proc/275153/cwd': Permission denied
ls: cannot read symbolic link '/proc/275153/root': Permission denied
ls: cannot read symbolic link '/proc/275153/exe': Permission denied


aerospike 是 root 用户启动的
需要 sudo 才能获取 相关信息

sudo ls -al /proc/275153

cwd -> /home/admin/local/aerospike-server/bin
exe -> /home/admin/local/aerospike-server/bin/asd


 linux系统proc文件系统介绍  
  proc中进程内存信息  
 proc diskstats 字段说明  
  /proc/PID/status进程信息说明