Linux: View File handle usage, linux: View File handle

Linux: View File handle usage, linux: View File handle

Linux 3.2.0-23-generic (linux)    09/08/2014      _x86_64_        (8 CPU)02:01:55 PM dentunusd   file-nr  inode-nr    pty-nr02:02:05 PM     38465      1568     25731         402:02:15 PM     38465      1568     25728         402:02:25 PM     38465      1536     25723         4Average:        38465      1557     25727         4

Output description:

 

Kbmemfree: this value is basically the same as the free value in the free command, so it does not include the buffer and cache space.

 

Kbmemused: this value is basically the same as the used value in the free command, so it includes the buffer and cache space.

 

% Memused: this value is a percentage of kbmemused and total memory (excluding swap.

 

Kbbuffers and kbcached: These two values are buffer and cache in the free command.

 

Kbcommit: Ensure the memory required by the current system, that is, the memory required to ensure no overflow (RAM + swap ).

 

% Commit: this value is a percentage of kbcommit and total memory (including swap ).

How does one view the opened file handle in linux?

Ls-al ls-I

Linux handle count

First, determine the PID of the java program, pidof java
Then go to the/proc/'pidof Java'/fd directory and check the number of opened file handles in wc-l.