Re: e1000 performance issue in 4 simultaneous links

2008-01-11 Thread Breno Leitao
On Fri, 2008-01-11 at 17:48 +0100, Eric Dumazet wrote: Breno Leitao a écrit : Take a look at the interrupt table this time: io-dolphins:~/leitao # cat /proc/interrupts | grep eth[1]*[67] 277: 151362450 13 14 13 14 15 18

Re: e1000 performance issue in 4 simultaneous links

2008-01-11 Thread Breno Leitao
Hello Denys, I've installed sysstat (good tools!) and the result is very similar to the one which appears at top, take a look: 13:34:23 CPU %user %nice%sys %iowait%irq %soft %steal %idleintr/s 13:34:24 all0.000.002.720.000.25 12.130.99

Re: doubt in e1000_io_write()

2008-01-11 Thread Breno Leitao
, port); } Signed-off-by: Breno Leitao [EMAIL PROTECTED] -- To unsubscribe from this list: send the line unsubscribe netdev in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html

RE: e1000 performance issue in 4 simultaneous links

2008-01-11 Thread Breno Leitao
On Thu, 2008-01-10 at 12:52 -0800, Brandeburg, Jesse wrote: Breno Leitao wrote: When I run netperf in just one interface, I get 940.95 * 10^6 bits/sec of transfer rate. If I run 4 netperf against 4 different interfaces, I get around 720 * 10^6 bits/sec. I hope this explanation makes

e1000 performance issue in 4 simultaneous links

2008-01-10 Thread Breno Leitao
=119977075917488w=2 PS: I am not using a switch in the middle of interfaces (they are end-to-end) and the connections are independents. -- Breno Leitao [EMAIL PROTECTED] -- To unsubscribe from this list: send the line unsubscribe netdev in the body of a message to [EMAIL PROTECTED] More majordomo info

Re: e1000 performance issue in 4 simultaneous links

2008-01-10 Thread Breno Leitao
: 4216 Thanks, -- Breno Leitao [EMAIL PROTECTED] -- To unsubscribe from this list: send the line unsubscribe netdev in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html