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svmon Question

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  #1 (permalink)  
Old 01-05-2008, 11:25 AM
axelsche
 
Posts: n/a
Default svmon Question

Hi,

if I run a #svmon -P -t 10 to get the top ten Processes usin my
memory I get the following:


Pid Command Inuse Pin Pgsp Virtual 64-bit Mthrd
16MB
214814 oracle 504830 6238 112677 462958 Y N
N

Vsid Esid Type Description PSize Inuse Pin
Pgsp Virtual
27c44f 70000002 work unused segment s 63589 0
7128 65520
3c0e7c 70000007 work unused segment s 62274 0
19520 62288
fc41f 70000006 work unused segment s 62272 0
19271 62285
250e4e 70000005 work unused segment s 62233 0
19184 62288
1f443e 70000004 work unused segment s 59042 0
24298 63140
3169e1 70000003 work unused segment s 55652 0
10533 61427
39c071 70000001 work unused segment s 31726 0
3849 32760
1044a0 - clnt /dev/OEMlv:69655 s 26644 0
- -
22bf45 - clnt /dev/OEMlv:69651 s 20467 0
- -
3581eb 90000000 work shared library text s 14170 0
13 23630
0 0 work kernel s 7723 6232
2933 10558
snipped............

My question now is if the process really uses 504830 pages in the real
memory? Which is 504830 x 4KB roughly 2GB of Memory? But most of it is
form type work an is unused??
Is that the right interpretation? If yes is that a normal?

TIA
Axel

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  #2 (permalink)  
Old 01-05-2008, 11:27 AM
David Luner
 
Posts: n/a
Default Re: svmon Question

On 13 Sep 2006 05:13:10 -0700, "axelsche" <axelsche@gmail.com> wrote:

>Hi,
>
>if I run a #svmon -P -t 10 to get the top ten Processes usin my
>memory I get the following:
>
>
> Pid Command Inuse Pin Pgsp Virtual 64-bit Mthrd
> 16MB
> 214814 oracle 504830 6238 112677 462958 Y N
> N
>
> Vsid Esid Type Description PSize Inuse Pin
>Pgsp Virtual
> 27c44f 70000002 work unused segment s 63589 0
>7128 65520
> 3c0e7c 70000007 work unused segment s 62274 0
>19520 62288
> fc41f 70000006 work unused segment s 62272 0
>19271 62285
> 250e4e 70000005 work unused segment s 62233 0
>19184 62288
> 1f443e 70000004 work unused segment s 59042 0
>24298 63140
> 3169e1 70000003 work unused segment s 55652 0
>10533 61427
> 39c071 70000001 work unused segment s 31726 0
>3849 32760
> 1044a0 - clnt /dev/OEMlv:69655 s 26644 0
>- -
> 22bf45 - clnt /dev/OEMlv:69651 s 20467 0
>- -
> 3581eb 90000000 work shared library text s 14170 0
>13 23630
> 0 0 work kernel s 7723 6232
>2933 10558
>snipped............
>
>My question now is if the process really uses 504830 pages in the real
>memory? Which is 504830 x 4KB roughly 2GB of Memory? But most of it is
>form type work an is unused??
>Is that the right interpretation? If yes is that a normal?


I'd have to check why it's listed as "unused", but given that you are
running Oracle, I'd say those working ("work") segments comprise your
SGA. The client ("clnt") are currently cached pages from files in a
jfs2 filesystem (/dev/OEMlv:69655 is the device and inode).

-- David
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