Posted by steve on 22 Jun 2017 in Power System Affinity, AIX Tuning, AIX Tips
I have been looking at mpstat outputs for some time now and I have raised a number of PMR calls with IBM as I have found several discrepancies in the outputs. more »
Tag: "mpstat"
Posted by steve on 21 Jun 2017 in Power System Affinity, AIX Tuning, AIX Tips
This is the first post in a two part series where I will try and explain the importance of the lssrad output when you are reviewing the data output from the mpstat command. more »
Posted by steve on 03 Nov 2016 in Power System Affinity, AIX Tuning, AIX Tips, Performance Testing
AIX mpstat is mistakenly reporting s4rd thread migrations as s5rd thread migrations, as of November 2016. A draft APAR has been opened by IBM to resolve this issue. more »
Posted by steve on 30 Jun 2016 in AIX Tuning, AIX Tips
There are a couple of AIX commands needed to monitor the effectiveness of the JFS filesystem cache. These are mpstat and iostat. more »