RE: questions for the document "Oracle 9i R2 (9 .2.0.6) SUSE L
RE: questions for the document "Oracle 9i R2 (9 .2.0.6) SUSE L
2005-08-10 - By michael.d.taylor@(protected)
Johnny,
1) Skip all of step 7 since that refers to 32 bit Oracle on 64 bit Linux
2a) Use p3423540_9204_LINUX64.zip for AMD64/EMT64 - fixes __libc_wait errors
2b) Asynch i/o is not required, from my testing, it only appears to reduce CPU utilization at the expense of runtime...
3) You need the OS provided gcc 3.3.3 in order to compile 64 bit Oracle. gcc 9.2.5 is only required for 32 bit Oracle
4) Set kernel parameters via orarun, then increase shmall to shmmax
Cannot startup instance get ORA-27102 (See ORA-27102.ora-code.com): out of memory Linux-X86_64 Error: 28 No space left on device http://metalink.oracle.com/metalink/plsql/ml2_documents.showDocument?p_datab ase_id=NOT&p_id=301830.1
You will not want to increase the SGA to the point where your cause excessive paging, which will depend on the number and type of client connections.
Start with SLES9 plus SP1 or SP2. The base SLES9 will likely have VM and performance issues with Oracle. My systems generally have a mixture of 32 bit and 64 bit Oracle code, so I set the following environment variables to avoid linking problems on 64 bit SUSE:
-- --Original Message-- -- From: Zhang, Johnny Y. [mailto:JZhang@(protected)] Sent: Wednesday, August 10, 2005 4:45 PM To: suse-oracle@(protected) Subject: [suse-oracle] RE: questions for the document "Oracle 9i R2 (9.2.0.6) SUSE LINUX Enterprise Server 9 (How to Install)" by Arun Singh
Hi,
I am going to install Oracle 9i R2 (9.2.0.6) for Linux x86-64 (start from 9.2.0.4 using 3 CDs B14882-01, B14883-01, B14884-01) to SUSE LINUX Enterprise Server 9 on Dell PowerEdge 2850 64-bit (4 processors).
Question 1:
I do not understand the meaning of the whole step 7 under Installation Steps that reads "7 EM64T(32 bit mode:) Installing Oracle 9iR2 (x86) on SLES9 (x86)." Does it mean the whole instruction for installing 32-bit oracle on SLES9 (32-bit)? I was attempting to interpret x86 alone refers to 32-bit, and x86-64 refers to 64bit. If this understanding is correct, I can totally ignore the whole step 7.
Question 2:
--A. In the step 6 under Installation Steps, it is mentioned to apply patch 3238244. I did not see that patch in Oracle for LINUX. --B. Is 'enable async io' required for 9.2.0.6?
Question 3:
If I start with 9.2.0.4, if the gcc 3.3.3 is the right version? Do I need to get gcc_old (2.95)?
Question 4:
We have 8GB physical memory on the server. Is it allowed for us to allocate more than 4GB (say, 6GB) used for oracle database (SGA+PGA) with the default SLES9 installation?
ipcs -lm returns
-- --- Shared Memory Limits -- ----- max number of segments = 4096 max seg size (kbytes) = 32768 max total shared memory (kbytes) = 8388608 min seg size (bytes) = 1
Is there any docs for recommendation of setting SHMMAX, Semaphores?
Regards
Johnny
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