Since the introduction of PowerVM Novalink I have been constantly asked for details on what Novalink is and how to perform basic tasks via Novalink. There is extensive documentation around Novalink on IBM’s Infocenter however I thought I’d give a brief breakdown of some of the main points around Novalink Read more…
After a long hiatus from posting, I decided I’d start randomly posting again. Recently, I was asked to migrate a very old AIX host for a customer. The first thing I noticed on this host when I logged in was the following errors appearing when I ran cfgmgr: When you Read more…
Just a random hint for today, if you encounter an issue where when you try to start db2 you receive the following error: The solution to this is simple, just enable aio0 by running: chdev -l aio0 -a autoconfig=available -P command or by running the smitty aio command and enabling via smitty.
Have you ever had an application team tell you they have a requirement to modify a system’s /etc/hosts file? As we all should know, giving sudo vi access is in essence giving a user root access so you should never do so. I had this request come by to me Read more…
Although I normally advise people to install a technology level or service pack on a server and only install a efix as a last resort. If you do need to install an efix for any reason (normally required to avoid a reboot), you can easily find out if a fix Read more…
Here’s another problem I encountered ages ago but figured I’d post about in case someone else encounters the same issue. After mounting an NFS filesystem, I had run ‘mount’ and noticed the following After seeing this I decided to attempt to unmount the filesystem but I came across the following error: Read more…
TCP/IP connections appearing to hang/taking long to establish is a common issue that occurs when an AIX lpar has lost connectivity to the DNS server it is configured to resolve from. When you notice, for instance that you can ssh to an AIX lpar but it takes ~1-2 minutes to Read more…