Tag Archives: VMware

VMware vCenter Server Appliance Monitoring

By | 2019-11-27

In the last years we had multiple problems with our VMware vCenter Server Appliances, because for example the filesystem for the SEAT database ran full. Without having a look at the appliance management interface, you will have to spend much time for debugging your problems. To prevent these kind of problems, I’ve written some scripts… Read More »

VMware vExpert 2018

By | 2018-08-07

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

By | 2018-07-03

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 | Automatic fix LUN multipath policy to Round-Robin

By | 2018-05-30

A newly (manual) added FC datastore has a default multipath policy of “Most Recently Used (MRU)” or “Fixed” – both means, that there will be only one path used at a time. We wanted all our datastores to use multiple paths, so we switched all our datastores to “Round Robin (RR)”. With about 10 storage… Read More »

VMware | Pre-Provision Distributed Virtual Switch with 2000 VLANs and Network QoS

By | 2018-05-29

For later productive use, we needed about 2000 portgroups in our Distributed Virtual Switch for our customer VMs. We are pre-provisioning our DVS with these portgroups, so there is no need to create the PG, when it is needed. Our network department just needs to configure the VLAN an the hypervisors trunk ports and our… Read More »

vSphere 6.7: Automated consistent VMware vCSA Backup

By | 2018-05-23

In an old post I described how to make an automated and consistent backup of VMware vCenter Server Appliance with vSphere 6.5 and some Linux Bash scripts. With vSphere 6.7, VMware introduced a new feature called “Backup Schedule”: Now you can configure a schedule for the backup (including a cleanup job) – there is no need for… Read More »