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  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]
Date:   Wed, 30 Sep 2020 08:23:15 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     'Jakub Kicinski' <>, Wei Wang <>
CC:     Eric Dumazet <>,
        "David S . Miller" <>,
        netdev <>, Paolo Abeni <>,
        Hannes Frederic Sowa <>,
        "Felix Fietkau" <>
Subject: RE: [RFC PATCH net-next 0/6] implement kthread based napi poll

From: Jakub Kicinski
> Sent: 29 September 2020 22:49
> Isn't the fundamental problem that scheduler works at ms scale while
> where we're talking about 100us at most? And AFAICT scheduler doesn't
> have a knob to adjust migration cost per process? :(

Have you tried setting the application processes to RT priorities?
The scheduler tries very hard (maybe too hard) to avoid migrating
RT processes.


Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)

Powered by blists - more mailing lists