Date: Mon, 24 Oct 2011 20:38:26 -0700 From: Matthew Jacob <mj@feral.com> To: freebsd-hackers@freebsd.org Subject: Re: determining bus_dma memory usage by driver Message-ID: <4EA62F32.6010305@feral.com> In-Reply-To: <CAKAYmMLK7ryu6dVyy_gh6VxkzCMCEXq-8zL=fWbExBV3oijc-g@mail.gmail.com> References: <CAKAYmMLK7ryu6dVyy_gh6VxkzCMCEXq-8zL=fWbExBV3oijc-g@mail.gmail.com>
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On 10/24/2011 5:21 PM, Chuck Tuffli wrote: > Is there an easy way to determine the amount of bus_dma memory > allocated by a driver? Something similar to vmstat -m > bus_dma memory allocations are platform specific. Looking at least amd64 you can see that the memory is carved out M_DEVBUF.
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