Category Archives: Random stuff

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Brocade 300 password recovery and factory reset

Let’s say you purchase a couple of 300s on the Ebay and someone forgot to reset config but you can’t get in as all default passwords got changed. Here’s what we need to do:

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AWS Certified Solutions Architect – Associate Exam 50% off

Amazon has amazing promotion for AWS Certified Solutions Architect Associate exams – 50% off! So here’s the catch – you will get random questions which help Amazon in future AWS exams. These “test” questions are not graded and do not … Continue reading

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3PAR 3.2.2 MU3 and Veeam B&R 9.0 Update 2 – integration bug

Latest 3PAR firmware 3.2.2 MU3 breaks SAN integration with Veeam Backup and Replication. Issue affects all versions, including version 9 Update 2. Symptoms You job will fail with “User authentication failed” error:

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3PAR WSAPI via Powershell

Earlier I’ve demonstrated how to use 3PAR CLI with Powershell. In this example I will show how to work with 3PAR’s WSAPI via Powershell and poll last time remote copy group was synchronized (i use Last Sync date from first … Continue reading

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Alert: ESXi 5.5 Update 3 bug – Deleting VM snapshot crashes VM

Removing snapshot causes Unexpected signal: 11. Most of the backup software relies on creating and removing snapshots. Bug is not officially confirmed by VMWare. No fix, the only solution is to roll back to ESXi 5.5 update 2. See the … Continue reading

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HP Proliant BL460c Gen9 HBA bug

There is a bug with HP FlexFabric 650FLB adapters on HP Gen 9 blades. Buggy firmware prevents HBA from properly negotiating FC protocols. HBA will fail to initiate the PLOGI (Port Login) process. Symptoms on Brocade FC switch will show … Continue reading

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HP 3PAR Layout Grid Manager

Chunklet is not a secret for everyone involved with 3PAR Inform OS. In short, a chunklet is a 1GB block of data. By default a 3PAR array will devide all physical disks in multiple chunklets of 1GB. Have you ever wanted to visualize … Continue reading

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HP Broadcom-Based Network adapters firmware 7.8.21 fix – c04258318

“HP has released a very serious customer advisory saying that some Broadcom Nics which are used in G2-G6 servers and blades could be killed by a firmware update component in their HP Service Pack for Proliant 2014.02. Using HPSUM, HP … Continue reading

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vSphere 5.5 upcoming features

Just came across this post on one of the forums about new features coming to vSphere 5.5. It is not an official release but more of a highlights by someone participating in beta testing. I’ve just formated this info:

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How do you endup in IT??

I just came across the following question on Linkedin in group called “IT Core Infrastructure”: Active Directory Restored from Virtual Machine Clone not authenticating Hi, We are running Active Directory and DNS Server on the Same Windows Server 2008 R2 … Continue reading

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