Hi Martin,

in knldiag is no message. However, I forgot to look at xserver_HOSTNAME.prt and I there I got a message:

2005-04-15 10:30:58 12735 ERR 11277 IPC create_sem: semget error, No space left on device

I think we have to restart the machine with the following /etc/system file settings:

---
(...)
set semsys:seminfo_semmap=691200
set semsys:seminfo_semmni=9216
set semsys:seminfo_semmns=691200
set semsys:seminfo_semmnu=9216
set semsys:seminfo_semume=160
set semsys:seminfo_semmsl=75
set semsys:seminfo_semopm=75
---

However, I couldn't find any hints on the internet how to set up these values. Does anyone know hot to set them up properly for MaxDB? There are only resources available on the net for Oracle or other DBs.

Best,

Dominic

Brunzema, Martin wrote:

-----Urspr�ngliche Nachricht-----
Von: Dominic Veit [mailto:[EMAIL PROTECTED] Gesendet: Freitag, 15. April 2005 11:14
An: [email protected]
Betreff: MaxDB not available for ca. 1 minute



Hi,

we have a MaxDB running productive:

X64/SUN   7.5.0    Build 015-123-074-675 (Application startup program)
X64/SUN   7.5.0    Build 015-123-074-675 (vserver)

OS (as stated above) is Solaris 9.

Since a couple of days we encounter a strange problem. The Database does not service for ca. 1 minute and is then completely back. However, I cannot find anything in the log-files. The last entries are from mid march. No entries for april, neither anything that states any difficulties.

Is there anybody who has encountered this problem, too?

Since this is a productive system, this is extremely urgent.


Hi Dominic,

have a look into the file knldiag. Maybe you have autosave-log activated,
but your logvolume is too small. Then your application runs into a logfull-
situation (i.e. they wait until log is freed) until the autosave starts
again and saves log. If this is the case simply add another logvolume
and eventually adjust the parameter LOG_SEGEMENT_SIZE to your needs.

kind regards, Martin


-- Dominic Veit M.A. University Hospital Freiburg CwebRD (Center for web-based Research and Patient Databases) Breisacherstr. 60 79106 Freiburg Tel.: +49 (0)761 270 37 84 E-mail: [EMAIL PROTECTED]

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