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Message-Id: <20070619.152801.99185860.davem@davemloft.net> Date: Tue, 19 Jun 2007 15:28:01 -0700 (PDT) From: David Miller <davem@...emloft.net> To: Robert.Olsson@...a.slu.se Cc: hadi@...erus.ca, johnpol@....mipt.ru, krkumar2@...ibm.com, gaagaan@...il.com, netdev@...r.kernel.org, rick.jones2@...com, sri@...ibm.com Subject: Re: [WIP][PATCHES] Network xmit batching From: Robert Olsson <Robert.Olsson@...a.slu.se> Date: Tue, 19 Jun 2007 19:35:45 +0200 > pktgen heavily uses gettimeofday. I was using tsc as clock source with > our opterons in the lab. In late 2.6.20 gettimeofday was changed so tsc > couldn't be used on opterons (pktgen at least). > > To give you an example w.intel's 82571EB we could send 1.488 Mpps using tsc > but with hpet only 400 kpps. Converting pktgen over to ktime_t might be a nice cleanup. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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