Aggressive DBWR/High write IO requests post DR switchover on 19c database.

Dear Readers, Trust you are doing well, Today I am writing this post related to recent issue which we faced on one of the critical database post switchover to standby site. When I was checking AWR comparison reports to do some sanity checks, I found write IO statistics were increased […]

Telnet command fails with telnet: /lib64/ version `GLIBC_2.15′ not found (required by telnet)

Yesterday one of my customer had issue with running telnet command on exadata server. It was failing with below error: [root@extestserver ~]# telnet telnet: /lib64/ version `GLIBC_2.15′ not found (required by telnet) I asked him to provide me details like telnet version & kernel version running on the server: [root@extestserver […]