Archivelog backups were not removed per backup policy Suddenly our support guys found some archivelog backups were not deleted even they were not needed b... 30/11/2019 Oracle 4 views Comment Read More...
Moved site to Aliyun International HostKVM is a great VPS provider and I got almost perfect service from it! Every time I got any issue... 14/11/2019 Life 5 views Comment Read More...
segfault and error 4 in libc-2.12.so These days I helped to troubleshoot a RedHat Cluster issue. When we run command 'service cman start'... 26/10/2019 Linux 37 views Comment Read More...
Multiple version issue of glibc-common package on RHEL systems These days we are doing some maintenance tasks on hundreds of RHEL servers and we update them using ... 19/10/2019 Linux 16 views Comment Read More...
How to display the obsoleted packages and versions of a RPM? These days I patched some servers using a standard script and it run successfully on most nodes unti... 11/10/2019 Linux 10 views Comment Read More...
Talking about ‘recovery window of 7 days’ Sometimes we will keep the database backup for one week and set the retention policy to 'recovery wi... 05/10/2019 Oracle 15 views Comment Read More...
LifeThinkPad E485 memory compatibility issue For a long time I used my old T420s laptop as primary device while it could only support 16G memory.... 22/08/2019 26 views Comment Read More...
Xntpd restarted due to no time server selected Handled a ntp issue these days and I want to share my learning here as I could not find the right an... 21/08/2019 Linux 29 views Comment Read More...
PVG concept in AIX LVM Long time ago, when I studied the Veritas LVM, I knew the PVG term which meant physical volume group... 29/07/2019 Unix 20 views Comment Read More...
Configure iSCSI target on latest NexentaStor Community Edition Last night I installed the latest NexentaStor Community Edition (5.2.1) and tried to create an iSCSI... 28/07/2019 Storage 32 views Comment Read More...