Re: Question about OOM-Killer

[James Washer <washer@trlp.com>]

Sorry, I should have added... 
	2.6.11.10, 
	x86-64 dual proc (Intel Xeon 3.4GHz)
	6GiB ram
	Intel Corporation 82801EB (ICH5) SATA Controller (rev 0)
	Host: scsi0 Channel: 00 Id: 00 Lun: 00
		Vendor: ATA      Model: Maxtor 6Y160M0   Rev: YAR5
		Type:   Direct-Access                    ANSI SCSI revision: 05
	Host: scsi0 Channel: 00 Id: 01 Lun: 00
		Vendor: ATA      Model: Maxtor 7Y250M0   Rev: YAR5
		Type:   Direct-Access                    ANSI SCSI revision: 05



On Mon, 18 Jul 2005 12:21:01 -0700
James Washer <washer@trlp.com> wrote:

> I'm chasing down a system problem where the DMA memory (x86-64, god knows why it is using DMA memory) drops below the minimum, and the OOM-Killer is fired off.
> 
> It just strikes me odd that the OOM-Killer would be called at all for DMA memory. What's the chance of regaining DMA memory by killing user land processes?
> 
> I'll admit, I know very little about linux VM, so perhaps I'm missing how oom killing can be helpful here. 
> 
>  - jim
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