Re: disk write on old 2.4.9

[Howard Chu <hyc@symas.com>]

richard lucassen wrote:
> On Wed, 8 Nov 2017 11:35:40 +0100
> richard lucassen <mailinglists@lucassen.org> wrote:
>
> > Is there a way to limit these disk writes? I didn't touch the standard
> > Ubuntu settings, except for the usual settings like SSL.
>
> I found an old setting that seems to do the job:
>
> shm_key     100
>
> In that old setting it was set to 100, the man page says:
>
> shm_key _integer_
> Specify a key for a shared memory BDB environment. By default the BDB
> environment uses memory  mapped  files. If a non-zero value is
> specified, it will be used as the key to identify a shared memory
> region that will house the environment.
>
> Is that integer a sort of label or does it mean something else?

It means what it says - it is a shared memory key. Read the ipcs(1) manpage.

--
  -- Howard Chu
  CTO, Symas Corp.           http://www.symas.com
  Director, Highland Sun     http://highlandsun.com/hyc/
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