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Date: Tue, 8 Dec 2015 14:58:04 +0800 From: "Yankejian (Hackim Yim)" <yankejian@...wei.com> To: "Du, Fan" <fan.du@...el.com>, <davem@...emloft.net>, <lisheng011@...wei.com>, <lipeng321@...wei.com>, <salil.mehta@...wei.com>, <huangdaode@...ilicon.com>, <xuwei5@...ilicon.com>, <liguozhu@...wei.com> CC: <haifeng.wei@...wei.com>, <yisen.zhuang@...wei.com>, <linuxarm@...wei.com>, <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org> Subject: Re: [PATCH net-next] net: hns: optimize XGE capability by reducing cpu usage On 2015/12/8 14:30, Du, Fan wrote: > > > On 2015/12/8 14:22, Yankejian (Hackim Yim) wrote: >> >> On 2015/12/7 16:58, Du, Fan wrote: >>> > >>> > >>> >On 2015/12/5 15:32, yankejian wrote: >>>> >>here is the patch raising the performance of XGE by: >>>> >>1)changes the way page management method for enet momery, and >>>> >>2)reduces the count of rmb, and >>>> >>3)adds Memory prefetching >>> > >>> >Any numbers on how much it boost performance? >>> > >> it is almost the same as 82599. > > I mean how much it improves performance *BEFORE* and *AFTER* this patch > for Huawei XGE chip, because the commit log states it "raising the performance", > but did give numbers of the testing. > > . > Hi Du Fan, the bandwidth's raising is not obviously, but the cpu usage degracing up to 50% -- 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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