Linux Ascendance To Discovery How Long A Procedure Is Running Inward Unix

Hello guys, today, I am going to portion i of the useful tips to abide by out how long a item procedure is running inward Linux. This is really useful acre y'all are troubleshooting an lawsuit as well as desire to know whether your procedure or service is restarted fine on a daily or weekly basis. So y'all checked your procedure is running inward Linux operating organisation as well as it's running fine, past times using ps command. But straight off y'all desire to know, from how long procedure is running, what is the firstly appointment of that procedure etc. Unfortunately, PS command in Linux or whatsoever UNIX based operating organisation doesn't render that information.

But equally said, UNIX or Linux has commands for almost everything as well as if at that topographic point is no command, y'all tin also depository fiscal establishment tally around of import files inward the /etc directory to abide by out around useful info. 

It’s been a long time, I accept posted whatsoever UNIX or Linux dominance tutorial, afterward sharing around UNIX productivity tips. Hence, I am going to portion this squeamish petty tip, which y'all tin purpose to depository fiscal establishment tally how long a item procedure is running.

So I idea to portion this squeamish petty tip nearly finding runtime of a procedure inward UNIX based systems similar Linux as well as Solaris.  In this UNIX dominance tutorial, we volition come across measuring past times measuring guide to finding, since when a item procedure is running inward a server.

Btw, if y'all are novel into Linux or UNIX domain as well as then I also propose y'all acquire through a comprehensive Linux course of teaching like Linux Command Line Basics on Udemy to acquire around fundamentals as well as essential commands of Linux. This volition assist y'all to speedily acquire up-to-speed inward Linux as well as explore yourself. 

I bought this course of teaching a couplet of months agone as well as fifty-fifty though I know most of the commands I works life it quite interesting for revision as well as learned around useful options for abide by as well as grep which I didn't know earlier. 

Linux Commands to abide by Runtime of a Process

As I said, at that topographic point is no unmarried command, which tin say us that from how long a procedure is running. We require to combine multiple commands, as well as our noesis of UNIX based systems to abide by uptime of a process.

Step 1: Find procedure id past times using ps dominance like

$ ps -ef | grep java

user 22031 22029   0   Jan 29 ?          24:53 coffee -Xms512M -Xmx512 Server

here 22031 is procedure id or PID. By the way, if at that topographic point are to a greater extent than than i Java procedure running inward your server than y'all powerfulness desire to purpose a to a greater extent than specific grep command to find PID. 


Step 2: Find the Runtime or firstly fourth dimension of a process
Once y'all works life PID, y'all tin await into proc directory for that procedure as well as depository fiscal establishment tally creation date, that's the fourth dimension when your procedure was started. 

By looking that timestamp y'all tin easily abide by from how long your procedure is running inward Linux. 

In guild to depository fiscal establishment tally the timestamp of whatsoever procedure id procs directory, y'all tin purpose next ls UNIX dominance amongst selection -ld equally shown below :

$ ls -ld /proc/22031

dr-x--x--x   5 user     group           832 January 22 13:09 /proc/22031

Here procedure amongst PID 22031 has been running from January 22, 13:09.

If y'all are lucky, sometimes PS dominance also shows when a item programme has been started equally shown inward the next image:

That's all on How to abide by uptime for a procedure inward Java. Yes, it's similar to what uptime dominance render for a server, simply y'all tin purpose this to abide by out how long a procedure has been running or when just it was started or rebooted. I actually similar these UNIX tips, equally it's a nifty tool to abide by out how long a procedure is running inward UNIX or Linux as well as I accept used a couplet of fourth dimension to depository fiscal establishment tally if our spider web server is restarted or not. 

Further Learning
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Thanks for reading this article hence far. If y'all similar this article as well as then delight portion amongst your friends as well as colleagues. If y'all accept whatsoever questions or feedback as well as then delight driblet a note.

P. S. - If y'all are looking for around gratuitous online courses to firstly your Linux journey, y'all should depository fiscal establishment tally out my listing of Free Linux Courses for Programmers, information technology Professionals, as well as System Administrators.

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