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Re: PostgreSQL in FreeBSD jails

From: Mario Soto Cordones <msotocl(at)gmail(dot)com>
To: Alexander Rusinov <boot(at)eurocom(dot)od(dot)ua>
Cc: pgsql-admin(at)postgresql(dot)org
Subject: Re: PostgreSQL in FreeBSD jails
Date: 2005-04-26 18:25:13
Message-ID: e9b17cde05042611254c253698@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-admin
2005/4/26, Alexander Rusinov <boot(at)eurocom(dot)od(dot)ua>:
> Hi,
> 
> I need to run a number of PostgreSQL servers in different FreeBSD jails.
> I managed to run a first instance of PostgreSQL server in a jail, but
> after I launch a new server in another jail the first one starts to
> return an error messages like the following:
> 
> semctl(1507328, 4, SETVAL, 0) failed: Invalid argument
> 
> The problem in general is: only one instance of PostgreSQL server
> normally processes clients' connections, all of the others return semctl
> errors.
> 
> The system is FreeBSD 5.4-PRERELEASE. SEM and SHM sysctl setting are:
> 
> # sysctl -a | grep shm
> kern.ipc.shmmax: 100000000
> kern.ipc.shmmin: 1
> kern.ipc.shmmni: 192
> kern.ipc.shmseg: 128
> kern.ipc.shmall: 32768
> kern.ipc.shm_use_phys: 0
> kern.ipc.shm_allow_removed: 0
> 
> # sysctl -a | grep sem
> kern.ipc.semmap: 256
> kern.ipc.semmni: 256
> kern.ipc.semmns: 512
> kern.ipc.semmnu: 256
> kern.ipc.semmsl: 60
> kern.ipc.semopm: 100
> kern.ipc.semume: 10
> kern.ipc.semusz: 92
> kern.ipc.semvmx: 32767
> kern.ipc.semaem: 16384
> 
> Trying to solve the problem I've set the following in postgresql.conf files:
> max_connections = 5
> shared_buffers = 100
> 
> Please help! What am I doing wrong?
> 
> --
> Alexander Rusinov
> 
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-- 
cordialmente,

Ing. Mario Soto Cordones

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