linux-kernel - Re: [PATCH] nvme/tcp: Add support to set the tcp worker cpu affinity

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: <C13EBEE0-787E-44CF-8531-B4C39C3E10CC@smartx.com>
Date:   Tue, 18 Apr 2023 12:21:31 +0800
From:   Li Feng <fengli@...rtx.com>
To:     Chaitanya Kulkarni <chaitanyak@...dia.com>
Cc:     Sagi Grimberg <sagi@...mberg.me>,
        "open list:NVM EXPRESS DRIVER" <linux-nvme@...ts.infradead.org>,
        Christoph Hellwig <hch@....de>,
        Keith Busch <kbusch@...nel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Jens Axboe <axboe@...com>
Subject: Re: [PATCH] nvme/tcp: Add support to set the tcp worker cpu affinity



> 2023年4月18日 上午11:58，Chaitanya Kulkarni <chaitanyak@...dia.com> 写道：
> 
> 
>> - It is not backed by performance improvements, but more importantly
>> does not cover any potential regressions in key metrics (bw/iops/lat)
>> or lack there of.
>> 
> 
> I've already asked for this, without seeing performance numbers
> and any regression for general usecase it is hard to justify this.
> 
> -ck
> 
> 
Hi ck,
Thanks for your comment.

In the previous mail, just paste the 256k read result(1GB/s to 1.4GB/s), I will add
more io pattern result asap when the machine environment is available.