Re: 2.6.24-rc3, 4GB RAM, swiotlb, r8169, out of space

From: Francois Romieu
Date: Sat Nov 24 2007 - 19:28:27 EST


Alistair John Strachan <alistair@xxxxxxxxxxxxx> :
[...]
> The "choke" affects other devices on the system too, notably libata, which
> does not recover gracefully. In my logs, I see a stream of:
>
> DMA: Out of SW-IOMMU space for 7222 bytes at device 0000:04:00.0
> DMA: Out of SW-IOMMU space for 7222 bytes at device 0000:04:00.0

You are using jumbo frames, aren't you ?

--
Ueimor
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