To Understanding AIX Processor Utilization

To understand the Actual AIX systems processor utilization there are multiple methods are available, so before that we should remember below mentioned processor Factors and STATES. lparstat -E option will help us to understand actual processor utilization. There will be two columns are listed, in that Actual column filed will give us exact utilization of processor Processor Utilizations Factors and STATES: user% The percentage of processor used by programs running in user mode sys% The percentage of processor used by programs running in kernel mode. Wait% The percentage of time…

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AIX SYSTEM DUMP DEVICE

VIEWING  DUMP DEVICE # sysdumpdev -l primary /dev/hd6 secondary /dev/sysdumpnull copy directory /var/adm/ras forced copy flag TRUE always allow dump FALSE dump compression ON CREATING SECONDARY DUMP DEVICE: # mklv -t jfs2 rootvg 2 lg_dumplv # sysdumpdev -s /dev/lg_dumplv primary /dev/hd6 secondary /dev/lg_dumplv copy directory /var/adm/ras forced copy flag TRUE always allow dump FALSE dump compression ON SCANNING DUMP DEVICE: # sysdumpdev -L -S /dev/hd6 0453-019 No previous dumps recorded. Scanning device /dev/hd6 for existing dump. A valid dump was not detected in the dump devices. Scanning device /dev/lg_dumplv for…

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0506-365 Cannot mount guarded filesystem in AIX

Whenever we are trying to mount the jfs2 file systems some time it will through the “0506-365 Cannot mount guarded filesystem” error. This is new features  of IBM JFS2 Filesystem Concurrent Mount Protection. It’s introduced in In AIX 7100-01 and 6100-07 , This will protect file system corruption while using the PowerHA concurrent volume group. Error: bash-4.2# mount /batch mount: /dev/batch_lv on /rating/batch 0506-365 Cannot mount guarded filesystem. The filesystem is potentially mounted on another node. Solution For the Problem. To check Patch file systems informations on /etc/filesystems. bash-4.2# cat /etc/filesystems |…

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Couldn’t connect to localhost at port 9735 on HMC

Couldn't connect to localhost at port 9735.

*  When i going to access my Aix LPAR throuch HMC Console on Putty. *  I got Couldn’t connect to localhost at port 9735 error. *  Frame connected to two HMC which is having latest same HMC Version. * From one of the HMC i can access my LPAR’s without any problem. DLPAR operation also working fine. Error Message: Enter Number of Running Partition (q to quit): 10 Opening Virtual Terminal On Partition TEST-LPAR . . . connect: Connection refused Couldn’t connect to localhost at port 9735. Hit <Enter> To…

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How to Configure Aix NIM Server

How to configure Aix NIM Server

Master (NIM Master): NIM master one and only in a NIM environment it has the permission to run the commands remotely on NIM Clients. The NIM master has all the NIM resources Client (NIM Client): NIM Client is nothing but any standalone machine or LPAR in the NIM environment. client use the resources that reside on the NIM master to perform the software maintenance, backup etc.., SPOT (NIM Spot): The Shared product Object Tree (SPOT) is a fundamental resource in the NIM environment. A spot provide the /usr file system…

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PowerHA SystemMirror 6.1 to 7.1.3 Rolling Migration

PowerHA SystemMirror 6.1 to 7.1.3 Rolling Migration

PowerHA SystemMirror 6.1 to 7.1.3 Rolling Migration Whenever we are going to perform PowerHA SystemMirror rolling or snapshot migration from 6.1 to 7.1.3 we have to full fill the prerequisites. This document will be going to explain how make readiness for Power HA SystemMirror migration from 6.1 to 7.1.3 First we will discuss abut PowerHA SystemMirror migration types and prerequisites. Type of PowerHA Migrations: 1. Offline Migration 2. Rolling Migration 3. Snapshot Migration Offline Migration: * In this migration bring down entire PowerHA cluster, Install/upgrade Aix operating system OS level and…

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PowerHA SystemMirror 6.1 to 7.1.3 migration Prerequisites

PowerHA SystemMirror 6.1 to 7.1.3 Migration Prerequisites

PowerHA SystemMirror 6.1 to 7.1.3 migration Prerequisites Abstract: ❖    Whenever we are going to perform PowerHA SystemMirror rolling or snapshot migration from 6.1 to 7.1.3 we have to fulfill the prerequisites. Content: ❖    This document is going to explain how make readiness for PowerHA SystemMirror migration from 6.1 to 7.1.3 I. Type of Power HA Migrations: 1. Offline Migration 2. Rolling Migration 3. Snapshot Migration  1. Offline Migration: In this migration bring down the entire PowerHA cluster nodes, Install/upgrade Aix operating system OS level and PowerHA 7.1.3 latest version. Restart the cluster service…

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0042-001 nim: processing error encountered on “master”

0042-001 nim processing error encountered on master

0042-001 nim: processing error encountered on “master”: Error Message: At the time of NIM server resource allocation from the NFS mount point NIM server throwing this kind of error. bash-4.2# smitty nim_mac_res Problem Identification: Actually what i did at the time of mksysb restoration through NIM server. i was stored Mksysb file on NFS mount point. But it was not exported into the NIM Server /etc/exports file. bash-4.2# exportfs -v | grep -i Aix-Mksysb-Image Solution: Refresh the NFS /etc/exports files. It will automatically export all NFS related file into the /etc/exports.Nim server mksysb…

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installp: The specified device /mnt/ is not a valid device or file

installp: The specified device /mnt/ is not a valid device or file

Error Message : When i am going to install/update new software from aix nfs server mount point i faced below mentioned errors. bash-4.2# installp -Ld . | grep -i nim installp: The specified device /mnt/ is not a valid device or file. Problem Identification : This install/update operation properly working on NFS server. but install/update operation throwing error on remote machine. Recently i was created .toc file on NFS aix file set available directory location. This files required for file set install/update purpose why because it contains file set information.…

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