 | | | shared memory problem of oracle | shared memory problem of oracle 2005-08-05 - By Magnus Andersen
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What is the output from ipcs?
On 8/5/05, nasvel <nasvel@(protected)> wrote:
> Hi,
>
> I've encountered a strange problem of memory management on taroon, so I
> need you guys' help.
>
> on our server, we've got an oracle Release 9.2.0.6.0 installed. Today,
> when I was checking the memory utilization on the server, I found that
> there is no shared memory used in the system. I found it is pretty
> strange, because I think oracle uses a lot of IPC calls, and at least,
> the libraries oracle should be shared between the oracle processes.
>
> some ideas?
>
> thanks in advance,
>
> dux
>
> === begin output ===
>
> [mrtg@(protected) etc]$ free
> total used free shared buffers cached
> Mem: 16167632 16039892 127740 0 74212 6684672
> -/+ buffers/cache: 9281008 6886624
> Swap: 4194160 175172 4018988
>
> [mrtg@(protected) etc]$ cat /proc/meminfo
> total: used: free: shared: buffers: cached:
> Mem: 16555655168 16397643776 158011392 0 35811328 7006470144
> Swap: 4294819840 179376128 4115443712
> MemTotal: 16167632 kB
> MemFree: 154308 kB
> MemShared: 0 kB
> Buffers: 34972 kB
> Cached: 6684672 kB
> SwapCached: 157584 kB
> Active: 20700 kB
> Inact_dirty: 254860 kB
> Inact_clean: 6601676 kB
> Inact_target: 2224276 kB
> HighTotal: 15531996 kB
> HighFree: 6024 kB
> LowTotal: 635636 kB
> LowFree: 148284 kB
> SwapTotal: 4194160 kB
> SwapFree: 4018988 kB
> BigPagesFree: 90112 kB
>
> === end output ===
>
> --
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>
--
Magnus Andersen
Systems Administrator / Oracle DBA
Walker & Associates, Inc.
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