topic Re: ipcs usage in Operating System - HP-UX

ipcs usage

Prashant Zanwar — Fri, 15 Aug 2003 13:24:34 GMT

Hi
Can someone tell the usage of ipcs command.

I want to know specifically how to see the shared memory usage and how much maximum shared memory a process can use...

Please explain if any more features are there of this command..
I will summerize...

Regards
Prashant

Re: ipcs usage

Robert-Jan Goossens — Fri, 15 Aug 2003 14:05:42 GMT

Hi Prashant,

# ipcs -moab
display shared memoty usage.

and for you second question, take a look at this doc,

Ipcs and related kernel parameters
DocId: KBRC00010660 Updated: 9/25/02 11:58:00 AM

http://www5.itrc.hp.com/service/cki/docDisplay.do?docLocale=en_US&docId=200000064209317

Hope it helps,

Robert-Jan.

Re: ipcs usage

Paula J Frazer-Campbell — Fri, 15 Aug 2003 14:17:48 GMT

http://docs.hp.com/cgi-bin/fsearch/framedisplay?top=/hpux/onlinedocs/B9106-90007/B9106-90007_top.html&con=/hpux/onlinedocs/B9106-90007/00/01/144-con.html&toc=/hpux/onlinedocs/B9106-90007/00/01/144-toc.html&searchterms=ipcs&queryid=20030815-091639

Re: ipcs usage

twang — Fri, 15 Aug 2003 14:33:18 GMT

display allocated memory segments:
# ipcs -pmb

manually deallocated a memory segment
# ipcrm -m 404144
(404144: segment ID)

count used semaphores
# ipcs -sa |grep oracle

remove a held semaphore after a crash
# ipcs -sa |grep oracle
s 4518 0xc9d9cb2c --ra-r----- oradb dba oradb dba 79 23:34:34 10:32:39

# ipcrm -s 4518

Re: ipcs usage

Jairo Campana — Fri, 15 Aug 2003 14:35:12 GMT

to in link of itrc:
http://www2.itrc.hp.com/service/cki/docDisplay.do?docLocale=en_US&docId=200000064209317

Re: ipcs usage

Prashant Zanwar — Fri, 15 Aug 2003 15:06:10 GMT

Thanks to all who replied..Seems interesting..Thanks again