hi,
this is what it look like right now... looks like 69 MB of shared memory...
------ Shared Memory Segments --------
key shmid owner perms Bytes nattch Status
0x0052e2c1 131072 postgres 600 69074944 19
------ Semaphore Arrays --------
key semid owner perms nsems Status
0x0052e2c1 655360 postgres 600 17
0x0052e2c2 688129 postgres 600 17
0x0052e2c3 720898 postgres 600 17
------ Message Queues --------
key msqid owner perms used-bytes messages
--
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Henrik Steffen
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top concepts Internetmarketing GmbH
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----- Original Message -----
From: "Shridhar Daithankar" <shridhar_daithankar@persistent.co.in>
To: "Henrik Steffen" <steffen@city-map.de>
Sent: Thursday, November 14, 2002 4:25 PM
Subject: Re: [PERFORM] [GENERAL] Upgrade to dual processor machine?
> On Thursday 14 November 2002 08:50 pm, you wrote:
> > by the way: today we update to kernel 2.4.19 and we measured BIG
> > performance gains! however, since the upgrade 'top' doesn't show any
> > shared memory in the summary any longer... yet for every process
> > it lists a certain amount of shared mem... is this a kernel/top issue
> > or did I miss something here?
>
> No. The shared memory accounting is turned off because it is seemingly much
> complex. Process do share memory. Check output of ipcs as root..
>
> Shridhar