netdev - Re: [PATCH net-next 0/4] net: rps/rfs improvements

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20230329200403.095be0f7@kernel.org>
Date:   Wed, 29 Mar 2023 20:04:03 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Eric Dumazet <edumazet@...gle.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Paolo Abeni <pabeni@...hat.com>,
        Jason Xing <kernelxing@...cent.com>, netdev@...r.kernel.org,
        eric.dumazet@...il.com
Subject: Re: [PATCH net-next 0/4] net: rps/rfs improvements

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)

?