Linux Out-of-memory Killer

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LAMP/Postfix on Debian. Rare OOM-ing - tools to track down?

I'm getting seemingly random server hangs (specifically OOM-ing) and running out of skill trying to track this down. I'm using a Debian 5 VS with Apache/mySQL/PHP. I've got Postfix running using ...
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1answer
253 views

high load and OOM-killer on domUs while pvmove

Situation xen 4.0.1 dom0 (debian squeeze) domUs all with LVs as disks: disk = [ 'phy:/dev/vg-00/domu-swap,xvda1,w', 'phy:/dev/vg-00/domu-disk,xvda2,w' ]) one VG (vg-00) with 2 PVs Goal Move all ...
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On SmartOS how to tell if process was killed for OOM

A daemon process of mine gets killed almost immediately, as soon as it starts receiving requests. The application log has absolutely no error output, even when I try to run it in foreground. I have ...
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393 views

Xen 4.0.1 Dom0 draws too much memory by nothing apparent - ooms out when streched under 900 MB

Greetings, I've setup a new ubuntu 10.10 server for xen 4.0.1, though it included kernel compilation (creating PVOPS 2.6.32 kernel) and all the stuff by their guide - (generally include xen and ...
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0answers
152 views

Why can't I malloc as much memory as `free` reports as being free?

The following C program allocates slices of 10MB of memory until it is killed by the Out of Memory killer. #include <stdio.h> #include <stdlib.h> #include <string.h> #include ...
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How do I set a negative oom_score_adj as a non-root user?

We use supervisord to start and stop processes and make sure that if a process dies that it comes back up. On each box, we have one "main" process. On one particular box, the main process uses a lot ...