Messages in this thread | | | Date | Mon, 25 Jul 2005 12:28:58 -0400 | From | Bill Davidsen <> | Subject | Re: Kernel doesn't free Cached Memory |
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Al Boldi wrote: > Dick Johnson wrote: { > >>On Fri, 2005-07-22 at 08:27 -0300, Vinicius wrote: >>[...] >> >>> I have a server with 2 Pentium 4 HT processors and 32 GB of RAM, >>>this server runs lots of applications that consume lots of memory to. >>>When I stop this applications, the kernel doesn't free memory (the >>>memory still in use) and the server cache lots of memory (~27GB). >>>When I start this applications, the kernel sends "Out of Memory" >>>messages and kill some random applications. > > > ...you might even need to turn memory over-commit off: > echo "0" > /proc/sys/vm/overcommit_memory > } > > That's in 2.4. In 2.6 it's: > echo "2" > /proc/sys/vm/overcommit_memory
RHEL3 *is* a 2.4 kernel. > > But the kernel doesn't honor no-overcommit in either version, i.e. it still > overcommits/pages-out loaded/running procs, thus invoking OOM! > > Is there a way to make the kernel strictly honor the no-overcommit request? >
Don't have swap?
-- -bill davidsen (davidsen@tmr.com) "The secret to procrastination is to put things off until the last possible moment - but no longer" -me - 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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