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From: Jakub Kicinski <kuba@kernel.org>
To: Eric Dumazet <edumazet@google.com>
Cc: "David S . Miller" <davem@davemloft.net>,
	Paolo Abeni <pabeni@redhat.com>,
	Jason Xing <kernelxing@tencent.com>,
	netdev@vger.kernel.org, eric.dumazet@gmail.com
Subject: Re: [PATCH net-next 0/4] net: rps/rfs improvements
Date: Wed, 29 Mar 2023 20:04:03 -0700	[thread overview]
Message-ID: <20230329200403.095be0f7@kernel.org> (raw)
In-Reply-To: <20230328235021.1048163-1-edumazet@google.com>

On Tue, 28 Mar 2023 23:50:17 +0000 Eric Dumazet wrote:
> Overall, in an intensive RPC workload, with 32 TX/RX queues with RFS
> I was able to observe a ~10% reduction of NET_RX_SOFTIRQ
> invocations.

small clarification on the testing:

invocations == calls to net_rx_action()
or
invocations == calls to __raise_softirq_irqoff(NET_RX_SOFTIRQ)

?

  parent reply	other threads:[~2023-03-30  3:04 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-28 23:50 [PATCH net-next 0/4] net: rps/rfs improvements Eric Dumazet
2023-03-28 23:50 ` [PATCH net-next 1/4] net: napi_schedule_rps() cleanup Eric Dumazet
2023-03-28 23:50 ` [PATCH net-next 2/4] net: add softnet_data.in_net_rx_action Eric Dumazet
2023-03-28 23:50 ` [PATCH net-next 3/4] net: optimize napi_schedule_rps() Eric Dumazet
2023-03-28 23:50 ` [PATCH net-next 4/4] net: optimize ____napi_schedule() to avoid extra NET_RX_SOFTIRQ Eric Dumazet
2023-03-29 12:47   ` Yunsheng Lin
2023-03-29 15:47     ` Eric Dumazet
2023-03-30  2:33       ` Yunsheng Lin
2023-03-30  2:57         ` Eric Dumazet
2023-03-30  6:47           ` Yunsheng Lin
2023-03-30  7:36             ` Yunsheng Lin
2023-03-30  9:50   ` Jason Xing
2023-03-30 11:39     ` Paolo Abeni
2023-03-30 11:44       ` Eric Dumazet
2023-03-30 12:03       ` Jason Xing
2023-03-29  2:40 ` [PATCH net-next 0/4] net: rps/rfs improvements Jason Xing
2023-03-30  3:04 ` Jakub Kicinski [this message]
2023-03-30  3:15   ` Eric Dumazet
2023-03-30  3:39     ` Eric Dumazet
2023-03-30  3:57       ` Jakub Kicinski
2023-03-30 12:00 ` patchwork-bot+netdevbpf
  -- strict thread matches above, loose matches on Subject: below --
2023-03-29 13:17 Aiden Leong
2023-03-29 13:18 ` Aiden Leong
2023-03-29 15:33   ` Eric Dumazet
2023-03-29 16:21     ` Jason Xing

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