Re: [Xen-devel] "swiotlb buffer is full" problem with tg3 and kernel 3.16.0-4-686-pae on Xen 4.4.1

2015-05-22 Thread Marco Steinacher
Am 21.05.2015 um 20:11 schrieb Ian Campbell: > On Thu, 2015-05-21 at 17:17 +0200, Marco Steinacher wrote: >> Shall I try to build a 3.16.0-4-686-pae kernel with >> "CONFIG_NEED_DMA_MAP_STATE=y"? > > Yes, this is what I would recommend. Although it's not as sim

[Xen-devel] "swiotlb buffer is full" problem with tg3 and kernel 3.16.0-4-686-pae on Xen 4.4.1

2015-05-21 Thread Marco Steinacher
Hi, After upgrading to Debian jessie, and consequently to the default Linux kernel 3.16.0-4-686-pae and Xen hypervisor 4.4.1-amd64 in that distribution, I'm having problems with the tg3 network driver under high load. Unfortunately this affects a production system that I am administrating. It us