Re: 2.6.24.3-12.fc8 memory issue?

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Peter McNeil wrote:
Frank Cox wrote:
On Mon, 10 Mar 2008 13:55:06 +1100
Peter McNeil <peter@xxxxxxxxxxx> wrote:

G'day all,

did a yum update this morning which updated the kernel to 2.6.24.3-12.fc8 then started my IDE and a largish program (java), as soon as I hit the physical memory limit (2GB) the machine hangs (freezes) sometimes the mouse freezes too. I have to power down to recover.

...]$ uname -a
Linux foo-foo.mcneils.net 2.6.24.3-12.fc8 #1 SMP Tue Feb 26 14:21:30 EST 2008 x86_64 x86_64 x86_64 GNU/Linux

is this a known problem?

Do you have any swap file(s)?

What is the output of "free" (without the quotes).
Very hard to tell, the machine literally freezes. I'm watching the System Monitor while I load the apps and memory goes to 100% swap doesn't seem to rise at all.

Right, just sshed into the machine and ran top while I filled the memory with java apps and it froze at this point:-

top - 14:13:36 up 29 min,  4 users,  load average: 1.32, 0.56, 0.38
Tasks: 162 total,   1 running, 161 sleeping,   0 stopped,   0 zombie
Cpu(s): 18.2%us, 6.0%sy, 0.0%ni, 43.0%id, 32.1%wa, 0.0%hi, 0.7%si, 0.0%st
Mem:   2061304k total,  2042936k used,    18368k free,    44764k buffers
Swap:  2031608k total,        0k used,  2031608k free,   679356k cached

So swap isn't being used and the memory (inc cache) is filled at the point it freezes.

Confirmed using "stress -vm x" that filling up the memory causes the freeze.

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