Hey, I’m using telegraf, influxdb and grafana to make a monitoring system for a distributed application. The first thing I want to do is to count the number of java process running on a machine. But when I make my request, the result are egal to the correct process number or the correct process nu…

When using grep with the output of ps, one of the matches will be the grep process itself. For example, I am running two python processes on my machine. Here’s what happens when I pipe ps to grep: $ ps -aux | grep python vagrant 1480 0.0 0.6 31348 6408 pts/1 S+ 14:39 0:00 python vagra…

Yes, I see what did you explain. But I have tried to use pgrep -f -c java and the result are the same (some time 8, some time 9). Whether I use ps -aux | grep java | wc -l or pgrep -f -c java, the result are the same. However, in the first case, the result should always be 9 and in the second case a…

The -f argument in pgrep -f -c matches the full command line. It’s possible that you are matching something other than a java process. Can you try using pgrep -c instead?

[SOLVED]Count the number of running process with Telegraf

Telegraf

Bugsyaya February 12, 2018, 3:30pm 5

Sorry, I didn’t see you didn’t put the -f argument. Looks like it works! Thank you very much !

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[SOLVED]Count the number of running process with Telegraf

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