VMware PowerCLI on Debian Linux

Getting sick of Microsoft Windows and the ISE, I’ve installed VMware PowerCLI on my Debian Linux today. Everything could be done from your Shell, you do not need to download anything with your browser. Nice stuff – PowerCLI was installed in unter 2 minutes 😉 First you need to add some apt sources and install… Read More »

NetApp Metrocluster Monitoring

I’ve written some new Monitoring Checks for NetApp Metrocluster (MCC) which can be used in addition to my normal NetApp cDOT Checks. Both can be found in my GitHub Repository: Metrocluster Aggr Status: Checks, wheather the aggregate mirroring status, disk pool allocation and the disk ownership is OK. Metrocluster State: Checks the following options: local-configuration-state: should… Read More »

NetApp AFF A700s Performance Benchmark and Adaptive QoS

Some days after unboxing one of our NetApp AFF A700s, I’ve done some performance benchmark: To utilize this controller, I needed: 16x VMware VM and 16 different hypervisors, each VM: 2 Cores, 4 GB RAM Windows 7 10 GbE Connection IOmeter with 50 works, each 4k Blocksize, 100% Read, 100% Sequential Without limitation, one A700s… Read More »

Unboxed: NetApp AFF A700s

Since I’ve installed our fourth NetApp AFF A700s controller today, I think it’s time for a “Unboxed” blog post. First a few numbers and informations. What is a AFF A700s controller? For short: it’s a smaller and limited version of the big AFF A700 controller. It uses the same CPU, RAM and half of the… Read More »

Automated consistent VMware vCSA Backup

For years we have made a backup of all our VMware vCenter Server Appliances through our “normal” backup tool Veeam Backup and Replication. After a big incident with one of our biggest vCSA we identified, that this backup method isn’t consistent and our databases were corrupted. After multiple hours VMware support call we fixed our… Read More »