Linux check open file handles command

Posted on by Viet Luu 

#count all open file handles command

lsof | wc -l

#List File Descriptors in Kernel Memory

sysctl fs.file-nr

#List File Opened By a PID 

 - find id by command ps aux
 - lsof -p <pid> | lso -a -p <pid>

 OR

 cd /proc/<pid>/fd 
 ls -l | wc -l

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