running *really* short on DMA buffers

Arjan van de Ven arjanv at
Mon Dec 30 09:16:00 CST 2002

On Fri, Dec 27, 2002 at 02:42:57PM +0100, Pierre POMES wrote:
> Dec 27 13:28:17 nantes kernel: (scsi0:A:0:0): Locking max tag count at 128
> Dec 27 13:36:04 nantes kernel: Warning - running *really* short on DMA buffers
> Dec 27 13:36:12 nantes last message repeated 147 times
> What is the meaning of this message ? Should I worry about it ? May it indicate
> any hardware problem ?

it's a "hmmm we're almost too low on memory" message. if your box survives
it's no problem. Sometimes this is caused by a bug in a driver though
(certain megaraid drivers cause this when used with the userspace monitor

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