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Backing up your VIOS configuration with viosbr

Backup your current configuration below command. $ viosbr -backup -file tvios01_cfg_backup $ viosbr -view -list tvios01_cfg_backup.tar.gz And lets restore $ viosbr -restore -file tvios01_cfg_bck -validate Restore summary on vio: Dev name...

Top 20 Linux -Unix Performance Monitoring Tools

Linux-Unix system  administrators occasionally need some tools to track systems. You may need to know the system well and intervene immediately in case of a...

Recycling NFS and PortMap

recycling NFS and portmap on the NFS server: # exportfs -ua # stopsrc -s portmap # stopsrc -g nfs # cd /etc # rm -rf sm sm.bak state xtab...

HMC – SSH Server CBC Mode Ciphers Enabled – SSH Weak MAC Algorithms Enabled issue

information security department sent “SSH Server CBC Mode Ciphers Enabled” and “SSH Server CBC Mode Ciphers Enabled” issues on Hardware Management Console( HMC )...

UPDATE IBM has released AIX and VIOS iFixes in response to Spectre and Meltdown

spectre_meltdown_advisory.asc: Version 2 IBM SECURITY ADVISORY First Issued: Thu Jan 25 08:15:51 CST 2018 |Updated: Fri Feb 9 14:32:35 CST 2018 |Update: Clarified reboot requirements and firmware dependencies...

IBM has released AIX and VIOS iFixes in response to Spectre and Meltdown

IBM SECURITY ADVISORY Security Bulletin: IBM has released AIX and VIOS iFixes in response to the vulnerabilities known as Spectre and Meltdown. First Issued: Thu Jan 25...

Potential Impact on Processors in the POWER family

On Wednesday, January 3, researchers from Google announced a security vulnerability impacting all microprocessors, including processors in the IBM POWER family. This vulnerability doesn’t allow...

How to truncate /var/adm/wtmp in AIX

/var/adm/wtmp contains login and logoff information in reverse chronological order. The last command can be used to view the contents of wtmp. An example of the output of last is...

HACMP- (PowerHA) Volume group-Logical Volume-Filesystems-(Mount-Point) Rename Operations

Hi, These days, I need a rename operations  volume group,logical volume and filesystems mount point on HACMP(PowerHA) cluster. Firstly rename logical volume name,You should do...

tftpd service problem

I had a problem with tftpd service.So It doesnt start. # startsrc -s tftpd 0513-015 The tftpd Subsystem could not be started. Please check subsystem resources and...

IBM V7000f Performance Test with Vdbench Tool on IBM AIX

Firsty, you should download vdbench to oracle web site. You can see the name vdbench50406.zip like this. And you have to install java 8,because...

Backing up the NIM database

you can write a script and put your crontab. So your backup is ok. /usr/lpp/bos.sysmgt/nim/methods/m_backup_db /export/backup/nimbackup rcp /export/backup/nimbackup root@****:/****/AIX_Backup/nim_mksysb_backups/

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What’s new in Kubernetes 1.17?

The newest version of Kubernetes is about to get released.Here is the list of what’s new in Kubernetes 1.17. This recap...

JFrog Announced JFrog Container Registry

JFrog has launched a free edition of its JFrog Container Registry.This free container registry, launched at this year’s KubeCon+CloudNativeCon North America 2019.

CKAD Certification now expire 36 Month

The Certified Kubernetes Application Developer (CKAD) certificate is now valid for 36 months instead of 24 months.You can...

Quay(Container Registry) and Clair(Container Security) are now officially open source as Project Quay

Quay(Container Registry) and Clair(Container Security) are now officially open source as Project Quay.Red Hat is introducing...