Date: Thu, 15 Dec 2011 10:00:52 -0500 From: John Baldwin <jhb@freebsd.org> To: freebsd-net@freebsd.org, sbruno@freebsd.org Subject: Re: stable/7 bce(4) out of buffers Message-ID: <201112151000.52116.jhb@freebsd.org> In-Reply-To: <1323802814.26931.16.camel@hitfishpass-lx.corp.yahoo.com> References: <1323802814.26931.16.camel@hitfishpass-lx.corp.yahoo.com>
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On Tuesday, December 13, 2011 2:00:14 pm Sean Bruno wrote: > Looks like we're pushing the BCM5716 really hard. Is there any way to > give the net adapter a bit more space? > > e.g. > dev.bce.0.com_no_buffers: 130228 Hmm, in HEAD there looks to be a hw.bce.rx_pages that can be set to 1, 2, 4, or 8. It defaults to 2. In the 7 driver it looks like this is a #define in sys/dev/bce/if_bcereg.h (RX_PAGES on line 6710). Try changing RX_PAGES from 2 to 4 (or 8) and recompiling your kernel (or bce driver) and see if that helps. -- John Baldwin
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