1
vote
1answer
31 views

How can I tell why a process is waiting?

I'm trying to run a command on OSX Mavericks and it seems to be hanging. I found out that Control + T is a Unix command to show the status of a foreground job. Pressing it several times over the ...
3
votes
1answer
3k views

Stuck process: is it a bad sign?

Sometimes a few process are in a stuck state. For example: PID COMMAND %CPU TIME #TH #WQ #POR #MREGS RPRVT RSHRD RSIZE VPRVT VSIZE PGRP PPID STATE 99357 plugin-container ...
3
votes
0answers
138 views

Can I get WCHAN from ps on Mac OS X 10.7.4?

From the manual it seems that ps -AO wchan should tell me what everything is sleeping on, but everything comes up as -. (And nwchan as 0). Did they do away with the old sleep()/tsleep() interface in ...
3
votes
3answers
4k views

Fork bomb on a Mac?

I just learned about a fork bomb, an interesting type of a denial of service attack. Wikipedia (and a few other places) suggest using :(){ :|:& };: on UNIX machines to fork the process an infine ...
5
votes
1answer
499 views

How can I search/browse in some process's memory?

I'm using MacOS X 10.7 and I'm not very familiar with unix. Is there a command for a search in some process's memory for a string?
3
votes
3answers
2k views

Discovering the number of running and blocked processes in Mac OS X

In Linux, I could discover the number of running and blocked processes running grep "procs_running" /proc/stat and grep "procs_blocked" /proc/stat Is there a way to do it in Mac OS X? ...