Below you will find commonly asked questions about various
component Version in Oracle Applications & way to find them which might be
helpful in Apps DBA Job. Most of these are for Unix / Linux.
Q: How to find Operating System version ?
For solaris use command
uname -a
You will see output like
For Solaris SunOS servername 5.8 Generic_117350-23 sun4u sparc SUNW,Sun-Fire-V240
For RedHat Linux use command
cat /etc/*release*
You will see output like
Red Hat Enterprise Linux AS release 3 (Taroon Update 6)
Which means you are on Solaris 5.8 or Linux AS 3 resp.
Q: How to find if your Operating System is 32 bit or 64 Bit ?
For solaris use command
isainfo -v
If you see out put like
32-bit sparc applications
That means your O.S. is only 32 bit but if you see output like
64-bit sparcv9 applications
32-bit sparc applications
above means your o.s. is 64 bit & can support both 32 & 64 bit applications
Q: Can I run 64 bit application on 32 bit Operating system ?
You can run 32 bit application (like oracle application server, web server, all oracle application server are 32 bit )
on both 32 /64 bit operating system but a 64 bit application like 64 bit database can run only on 64 bit operating system.
Q How to find if your database is 32 bit or 64 bit(Useful in applying Patches) ?
execute "file $ORACLE_HOME/bin/oracle" , you should see output like
/u01/db/bin/oracle: ELF 64-bit MSB executable SPARCV9 Version 1
which means you are on 64 bit oracle
If your oracle is 32 bit you should see output like
oracle: ELF 32-bit MSB executable SPARC Version 1
Now you know what should be bit of patch to download
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