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AIXpert Blog from Nigel Griffiths (@mr_nmon)

How To


Summary

This AIXpert Blog page links you to How-To articles by Nigel Griffiths - many originally from the developerWorks AIXpert Blog. Nigel Griffiths also called "Mr nmon" due to his Twitter handle @mr_nmon as the developer of nmon & njmon program among other performance related tools for AIX and Linux.

Objective

Nigels Banner

Steps

AIXpert Blog links (short URL https://ibm.biz/AIXpertBlog)


Note I cover many topics in my 190 YouTube videos see:  Nigel on YouTube
For example: nmon and njmon Beginner and Advanced, POWER9 Best Performance, POWER9 server introduction, fly past and fast facts, HMC Enhanced+ GUI, PowerVC and Shared Storage Pool.

Recent (2019/2020)
IBM POWER9 Server IC922 9183-22X
Scrubbing, Shredding or Sanitizing your Disks to Remove All Data via a small C program 
Time and Date Management with PowerVM - by special request from the PowerVM blog
Get free nmon and njmon training level 1 and 2 (Performance Monitoring)
Power Systems: a safe choice for the future
AIX Performance Issue but no earlier nmon data to compare!
Checking AIX Protection against Spectre and Meltdown Settings
SUSE SLES 15 on POWER9 Install Failed!
Want to Learn Python? My Starter Pack
Linux needs fixing: ps output and /proc/diskstats
Most popular and Best Practice
Shared Storage Pool (SSP) Best Practice
Upgrading to VIOS 3.1
AIX 7 SSD/Flash Cache Best Practice
POWER8 Watts, Temp, SSP I/O & Server/LPAR stats from HMC REST API - Version 10
nmon to JSON plus new direct JSON monitor
Virtual I/O Server (VIOS)
Upgrading to VIOS 3.1
VIOS Performance Advisor called part
Debugging VIOS padmin commands
Sizing the Virtual I/O Server (Rules of Thumb)
Shared Storage Pools (SSP)
Shared Storage Pool (SSP) Best Practice
VIOS Shared Storage Pool 2013 - How fast is the disk I/O ?
Shared Storage Pools - Hands-On Fun with Virtual Disks (LU) by Example
Shared Storage Pools Cheat Sheet
Shared Storage Pools - Growing the Pool using LUN Expansion
How many Shared Storage Pools in the world?
Shared Storage Pools - Migrating to New Disk Subsystem
Shared Storage Pools question on two pools?
Shared Storage Pool Stuck or Down? Don't Panic - Raise a PMR
Shared Storage Pool config dump command
Shared Storage Pools - advanced lu -list the search continues
VIOS Shared Storage Pool Single Repository Disk = Not a Problem
CPU and Memory Affinity and CPU Scheduling
POWER CPU Memory Affinity 1 - local, near and far RAM Architecture
POWER CPU Memory Affinity 2 - local, near and far RAM Commands
POWER CPU Memory Affinity 3 - Scheduling processes to SMT and Virtual Processors
POWER CPU Memory Affinity 4 - Aggressive Intelligent Threads
POWER CPU Memory Affinity 5 - Low Entitlement has a Bad Side Effect
POWER CPU Memory Affinity 6 - Too Many Virtual Processors has a Bad Side Effect
POWER CPU Memory Affinity 7 - VM CPU placement also needs RAM
POWER CPU Memory Affinity 8 - Dynamic LPAR changes can mess up your placement
POWER CPU Memory Affinity 9 - Firmware Updates
POWER CPU Memory Affinity 10 - Why Local & Far on Lower End machines?
POWER CPU Memory Affinity 11 - I have a 10 core POWER7 chip, eh!
nmon & njmon 
Original nmon web page
Original nmon Consolidator web page
Get free nmon and njmon training level 1 and 2 (Performance Monitoring)
nmon Data Files: Are they a Security Risk?
nmon for Linux v16 - New Stats, On-screen Facelift & more
nmon and External Data Collectors
nmon to JSON plus new direct JSON monitor
nmon for AIX detects LPM & DLPAR Changes
Just got sent 1000's of nmon files! Help! - nsum shell script tools
How can I understand performance issues from nmon data?
nmon2WLE using nmon data for IBM WorkLoad Estimator Input
AIX Performance Issue but no earlier nmon data to compare!
Determining AIX optimal memory size from nmon data
Performance and Tuning
Roll Your Own AIX Performance Monitor via Code Samples
Using ndisk64 to test new disk set-ups like Flash Systems
Sizing with rperf - Dont Forget the Assumptions
Nigel's wiggly worms program
AIX user: "Austin, We've Got a Problem" & Performance PMRs
"Out of the box" AIX Security Hardening plus PowerSC "quick wins"
FAQ1: How much Paging Space Rule of Thumb?
FAQ2: Analyzing Large Volumes of nmon Data
FAQ3: How can I Monitor Shared Processor Pools longer term?
FAQ4: Hostnames short or long?
FAQ5: How to use smitty to add a 2nd IP address & Network?
Computer Room Temperature Monitoring with a Raspberry Pi
HMC REST API Logout to Close Sessions
POWER8 Watts, Temp, SSP I/O & Server/LPAR stats from HMC REST API - Version 10
Adding Raspberry Pi measured Temps to InfluxDB/Grafana
Stress test your AIX or Linux server with nstress
Want to Learn Python? My Starter Pack
Monitoring POWER9 CPU GHz but it Looks Too Low
Get a rPerf performance rating for your AIX LPAR
Federico Vagnini in Italy at IBM
HMC Scanner for POWER Server Config and Performance Stats
pGraph a Performance Data Graphing Tool
POWER Hardware
Power Systems: a safe choice for the future
Lift Tool and decommissioning our Power E870
RS232 Dumb Terminals = a painful Blast from the Past
Enterprise Server E870/E880/E980 and SAN boot
Simplified Remote Restart via HMC or PowerVC
HMC 7063-CR1 hardware install (POWER8 based HMC)
HMC 7063-CR1 software install (POWER8 based HMC)
POWER9 Enterprise E950 and E980 Information
AIX

Things have moved on since AIX 5.2 (2002) Refreshed

AIX Minimum Levels - summer 2019
AIX Memory Usage - or - Who is using the memory and how?
Determining AIX optimal memory size from nmon data
PowerVC Pre-Capture Checklist
AIX 5.3 on POWER8 Review from Gareth Coates
Linux on POWER Ethernet adapters: Which is Which?
AIX Best Bits - Survey Results
Quick Intro to the AIX Best Bits
AIX and yum - Get those Open Source apps on AIX the easy way
POWER8 Watts, Temp, SSP I/O & Server/LPAR stats from HMC REST API - Version 10
SUSE SLES 15 on POWER9 Install Failed!
Checking AIX Protection against Spectre and Meltdown Settings
AIX 7 SSD/Flash Cache Best Practice
AIX Performance Issue but no earlier nmon data to compare!
Memory Analysis on AIX
Old but Still Good

How does a Webserver actually work? Find out with nweb Refreshed

10 Gbit Ethernet Bad Assumptions and Best Practice
AIX Memory Usage - or - Who is using the memory and how?
Shared Ethernet Adapter (SEA) Failover with Load Balancing
PowerVM Virtual Ethernet Speed is often confused with VIOS SEA speed
AIX Virtual Processor Folding is Misunderstood
POWER System Firmware Warnings & Red Lights on the Dashboard
Workload Partition (WPAR) - Answers
Raspberry Pi & Thoughts on Game Changing Technology
Are you an AIX person or a POWER person?
Virtual Fibre Channel for NPIV Requires Memory too!

Notes:
  • Many more to come.
  • I am updating many articles as I move them but that takes time.
  • I am not moving content that has been superseded by newer product versions or newer hardware generations.
  • Not moving anything referring to "Systems Director" :-)

Additional Information


If you find errors or have question or a suggestion, email me: 

  • Subject: New AIXpert Blog
  • Email: n a g @ u k . i b m . c o m  

Document Location

Worldwide

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Document Information

Modified date:
12 February 2020

UID

ibm11116387