Category Archives: Virtualization

VMware vExpert 2018

Right after my two weeks long camping tour through Sweden, I noticed a mail from VMware. “You’re in. Welcome to the VMware vExpert Program“. VMware vExpert is a program to recognise the contribution in the VMware community, blogs and social media. In 2018 there are 1741 vExperts from 72 different countries. After my NetApp United… Read More »

ESXi Update 6.5 U2 fails

While upgrading from VMware ESXi, 6.5.0 to 6.5 Update 2, the update fails with the following error: [root@host:~] esxcli software vib install -d /vmfs/volumes/echt_raid5/update-from-esxi6.5-6.5_update02.zip   [InstallationError]  Failed updating the bootloader: Execution of command /usr/lib/vmware/bootloader-installer/install-bootloader failed: non-zero code returned  return code: 1  output: ERROR: ld.so: object ‘/lib/libMallocArenaFix.so’ from LD_PRELOAD cannot be preloaded: ignored.  Traceback (most recent call last):… Read More »

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 »

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 »

VMware ESXi Multipath Configurations

Set Default Multipath Policy to Round-Robin esxcli storage nmp satp set –default-psp=VMW_PSP_RR –satp=VMW_SATP_ALUA Change ALL LUNs to Round-Robin Multipath for device in $(esxcli storage nmp device list | grep ^naa); do esxcli storage nmp device set –device $device –psp VMW_PSP_RR; done