[ClusterLabs] Antw: Re: Upgrade corosync problem

[Salvatore D'angelo]

Hi again,

I did another test. I modified docker container in order to be able to run strace.
Running strace corosync-quorumtool -ps I got the following:



I tried to understand what happen behind the scene but it is not easy for me.
Hoping someone on this list can help.

> On 26 Jun 2018, at 16:06, Ulrich Windl <Ulrich.Windl at rz.uni-regensburg.de> wrote:
> 
>>>> Salvatore D'angelo <sasadangelo at gmail.com> schrieb am 26.06.2018 um 10:40 in
> Nachricht <FE52370C-4968-4223-A531-3EE2AB793B7E at gmail.com>:
>> Hi,
>> 
>> Yes,
>> 
>> I am reproducing only the required part for test. I think the original 
>> system has a larger shm. The problem is that I do not know exactly how to 
>> change it.
> 
> If you want to go paranoid, here's a setting from a SLES11 system:
> # grep shm /etc/sysctl.conf
> kernel.shmmax = 9223372036854775807
> kernel.shmall = 1152921504606846720
> 
> [...]
> See SYSCTL(8)
> 
> Regards,
> Ulrich
> 
> 
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