linux-kernel - Re: [RFC -mm 0/6] sysv ipc: scale msgmnb with the number of cpus

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-next>] [day] [month] [year] [list]

Date:	Sat, 07 Jun 2008 16:38:10 +0200
From:	Manfred Spraul <manfred@...orfullife.com>
To:	Solofo.Ramangalahy@...l.net
CC:	linux-kernel@...r.kernel.org, Matt Helsley <matthltc@...ibm.com>,
	Mingming Cao <cmm@...ibm.com>,
	Nadia Derbey <Nadia.Derbey@...l.net>,
	Yasunori Goto <y-goto@...fujitsu.com>
Subject: Re: [RFC -mm 0/6] sysv ipc: scale msgmnb with the number of cpus

Solofo.Ramangalahy@...l.net wrote:
> The size in bytes of a SysV IPC message queue, msgmnb, is too small
> for large machines, but we don't want to bloat small machines
>
> Several methods are used already to modify (mainly increase) msgmnb:
> . distribution specific patch
> . system wide sysctl.conf
> . application specific tuning via /proc/sys/kernel/msgmnb
>
>   
Which distributions use a patch?

The whole configuration can be done from user space, thus I assumed that 
a sysctl.conf value (or in the worst case: a dbus/hal daemon that 
updates /proc/sys/kernel/msgnmb) could do the job.

--
    Manfred
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/