Messages in this thread | | | Subject | RE: Question about free/used memory on Linux | Date | Wed, 14 Nov 2007 10:18:24 -0800 | From | "Ravinandan Arakali (rarakali)" <> |
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Thanks Padraig.
Any idea how to get the size of running linux kernel ?
Ravi
-----Original Message----- From: Pádraig Brady [mailto:P@draigBrady.com] Sent: Wednesday, November 14, 2007 3:58 AM To: Ravinandan Arakali (rarakali) Cc: Vaidyanathan Srinivasan; Linux Kernel Subject: Re: Question about free/used memory on Linux
Ravinandan Arakali (rarakali) wrote: > Hi Vaidy, > What do you think is the right way to get the memory usage of a > process, I mean the actual physical memory used ? Basically, I'm > interested in the incremental cost of a process, which means, I don't > want to include the text segments of shared libraries which would > remain even after the process is killed (since it would be used by > other processes). > > Is the RSS field of "ps aux" command the right one or use "pmap" > command and look at the "writeable" segments ?
I already commented on this thread with a python script for reporting RAM usage for programs.
RSS = Private and Shared Resident pages. You can get the shared value for a process from /proc/$$/smaps (as is done in the script)
Pádraig. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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