How to check what are all oracle database present in the website or not?
When you are not sure that the oracle Database is present in the server or not then you can check it the below commands. There are also other methods to check the server, the better way to check the server is as below.
# ps -ef | grep pmon
OUTPUT:
oracle 2125 1 0 2010 ? 00:03:38 ora_pmon_abci
oracle 11033 1 0 2011 ? 00:00:02 ora_pmon_dffi
oracle 12325 1 0 2011 ? 00:00:02 ora_pmon_efgi
oracle 13583 1 0 2011 ? 00:00:09 ora_pmon_hiji
root 20585 20068 0 10:09 pts/0 00:00:00 grep pmon
# ps -ef | grep smon
OUTPUT:
oracle 2139 1 0 2010 ? 00:08:41 ora_smon_abci
oracle 11052 1 0 2011 ? 00:00:28 ora_smon_dffi
oracle 12339 1 0 2011 ? 00:00:42 ora_smon_efgi
oracle 13597 1 0 2011 ? 00:01:02 ora_smon_hiji
root 20597 20068 0 10:09 pts/0 00:00:00 grep smon
You can also check whether there is any oracle user or filesystem present on the server.
find the user is present or not
# grep -i 'oracle' /etc/passwd
OUTPUT:
oracle:x:306:26::/home/oracle:/bin/bash
# id oracle
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