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Old 05-05-2010, 01:21 AM   #1
nagavinodh
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ipcs


Hi,
I am oracle dba.I am little bit familiar with Linux.

How to use the Linux commands (IPCS,top,vmstat,iostat,sar and so on).
how to use properly these commands.


Oracle SGA (MEMORY)

SQL> show sga

Total System Global Area 544030720 bytes
Fixed Size 1301168 bytes
Variable Size 390071632 bytes
Database Buffers 146800640 bytes
Redo Buffers 5857280 bytes



[root@sys1 ~]# ipcs

------ Shared Memory Segments --------
key shmid owner perms bytes nattch status
0xab5f5188 163840 oracle 660 4096 0
0x00000000 98305 gdm 600 393216 2 dest

------ Semaphore Arrays --------
key semid owner perms nsems
0xf649eaf8 229376 oracle 660 154

------ Message Queues --------
key msqid owner perms used-bytes messages
 
Old 05-05-2010, 01:23 AM   #2
linuxlover.chaitanya
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The first place anyone would suggest would be to man for the commands.
 
Old 05-05-2010, 01:26 AM   #3
ajeetsinghraina
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Hope http://www.cyberciti.biz/tips/top-li...ing-tools.html helps
 
Old 05-05-2010, 01:52 AM   #4
nagavinodh
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Quote:
Originally Posted by ajeetsinghraina View Post

Hi,
Thanks for reply.
My big confusion is what basis(measurement) i have to compare the values?

Please anyone give the examples for these commands.
 
Old 05-05-2010, 03:09 AM   #5
salasi
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Did you want something like this?
 
  


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