MySQL/PostgreSQL in service jails

Nikolai Lifanov lifanov at
Sun Nov 9 18:14:37 PST 2014

On November 8, 2014 4:15:03 PM EST, Konrad Neuwirth <konrad at> wrote:
>yet another question from an operational perspective: we’re considering
>putting both our MySQL and our PostgreSQL servers in service jails –
>does that work well? Does that even make sense? 
>Thank you, 
> Konrad

I don't know about DragonFly, but in FreeBSD jails you can run MySQL just fine. PostgteSQL needs POSIX semaphores, which are global. Allowing these in a jail would diminish the security value of the separation.

- Nikolai Lifanov

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