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Lee Revell escribió:
> On Tue, 2006-05-30 at 11:59 -0500, Gian Paolo Mureddu wrote:
>> For instance Fedora Core 5 has the version of PAM required...
>> Say, if I grab my kernel's .srpm, modify the spec to it includes
>> this patch, make sure that this patch will play nice with the
>> rest of the Fedora patches and am successful to build and install
>> the generated kernel, how would I make use of the PAM controls to
>> set user-space real-time priorities?
>>
>
> Why do you want to recompile the kernel? It should Just Work with
> the FC5 kernel. In fact there is no config option to disable the
> nice and rtprio rlimits. This is why it's easier than realtime LSM
> - no kernel patching is required.
I was thinking on adding some low-latency and improved libata drivers
amongst other stuff (like staircase sched from CK sources), and if I
was going to do that anyway, I thought including the low-latency
patches or PAM controls would have been a plus.
>
>> PS: I read the thread, but the e-mail containing the pam controls
>> was accidentally erased, were those the ones needed with this
>> patch?
>
> Add to /etc/security/limits.conf something like:
>
> * hard rtprio 99 * hard nice
> -20 * soft nice -20 * hard
> memlock 500000
>
> There is some anecdotal evidence that "memlock" does not work. I
> have not investigated it yet.
>
> Lee
>
>
Thanks a LOT, Lee!
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Received on Wed May 31 04:15:01 2006
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