New version of set_exadata_passwords.sh

A new version of set_exadata_passwords.sh is available on GitHub. With new options and a bugfix for infiniband switches. Continue reading “New version of set_exadata_passwords.sh”

Advertisements

chpasswd not working after upgrade

After the upgrade of a infiniband switch from version 2.1.5-1 to 2.2.6-2 my script set_exadata_passwords.sh was not working anymore. It can’t change the password of the infiniband switches because the command chpasswd threw the following error:

[root@my_ib ~]# echo "root:MY_NEW_PW" |chpasswd -c SHA512
chpasswd: cannot open /etc/passwd

In the blog I’ll explain why it’s not working, how I found the root cause and a workaround.

Continue reading “chpasswd not working after upgrade”

New version of check_options.sh

A new version of check_options.sh is available on GitHub. Continue reading “New version of check_options.sh”

Oracle Enterprise Manager Audit

Why you should read this blog post? You need to take care of the Audit function from OEM CC even if you don’t want to use it. It’s enabled by default and needs to be managed! Continue reading “Oracle Enterprise Manager Audit”

kfed/kfod – What you need to know

Both utilities are rarely used – usually in case you already ran into a problem. But it’s useful to have basic knowledge because otherwise it’s hard to start with them. This blog post should give you an overview what the utilities are made for. Continue reading “kfed/kfod – What you need to know”

Check options linked into ORACLE_HOME

NEW SCRIPT! – It check the options linked into the oracle software as described in MOS note “How to Check and Enable/Disable Oracle Binary Options (Doc ID 948061.1)” Continue reading “Check options linked into ORACLE_HOME”

local_listener is set to a wrong port

The parameter local_listener of the asm instance is maintained by the clusterware and sometimes set to a wrong value. A port which is higher then the defined port of the local listener.

SYS@+ASM2> show parameter local_li
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
local_listener string (ADDRESS=(PROTOCOL=TCP)(HOST=XX.XX.XX.XX)(PORT=1526))

I faced the bug only in the following configuration:

  • cluster installed with version 12.1.0.2
  • patch level newer 160119
  • more then 2 cluster interconnects
  • FlexASM

Continue reading “local_listener is set to a wrong port”