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Allocate Shared memory for oracle

Ajin_1
Valued Contributor

Allocate Shared memory for oracle

Hi Experts

 

we have Hp ux box running with B.11.11 U 9000/800 .and oracle running .

Having Pahycical memory 6 GB

 

As per Glance

 

Total VM :   3.4gb   Sys Mem  :   1.2gb   User Mem:   2.4gb   Phys Mem:   6.0gb
Active VM:   2.7gb   Buf Cache:   1.5gb   Free Mem:   886mb

 

Top

 

Memory: 2492380K (1651148K) real, 3579028K (2604768K) virtual, 906672K free  Page# 1/6

 

 

Swapinfo

 

$ /usr/sbin/swapinfo -tam
             Mb      Mb      Mb   PCT  START/      Mb
TYPE      AVAIL    USED    FREE  USED   LIMIT RESERVE  PRI  NAME
dev       12288     114   12174    1%       0       -    1  /dev/vg00/lvol2
reserve       -    2444   -2444
memory     4660    2172    2488   47%
total     16948    4730   12218   28%       -       0    -

 

 

From ipcs

 

$ ipcs -sa |grep oracle
s     450582 0x5ed063c8 --ra-r-----    oracle  oinstall    oracle  oinstall   204 19:24:12 17:09:22
$ ipcs -ma | grep oracle
m      80902 0x1550f7c4 --rw-r-----    oracle  oinstall    oracle  oinstall     16 1593843712  8366 10800 19:22:00 19:22:00 17:09:20

 

 

My requrement was

 

1 .Can Assign assign 500MB  more memory to ORACLE -How to add ?

2.Is there any impact, if we raise the oracle memory from 1.5GB to 2GB

 

Thanks in Advance

 

 

 

 

 

 

 

Thanks & Regards
Ajin.S
Proverbs 3:5,6 Trust in the Lord with all your heart and lean not on your own understanding; in all your ways acknowledge him, and he will make all your paths straight.
1 REPLY
Dennis Handly
Acclaimed Contributor

Re: Allocate Shared memory for oracle

What is your value for shmmax(5)?

 

>m      80902 0x1550f7c4 --rw-r-----    oracle   16 1593843712

 

So it is using 1.5 GB now.