This now becomes the 3rd post regarding the infamous Changed Block Tracking bug that was/is evident in all versions of ESXi 4+. If you missed them, Part 1 & Part 2 Finally today we see the bug squashed in ESXi 5.5 with the release of Patch ESXi-5.5.0-20150104001-standard (2099271). This still leaves Continue Reading
ESXi – Driver VIB update using ESXCLI
Nothing groundbreaking here folks, but this is a quick and easy way to upgrade the drivers (in this case Network Intel & Broadcom) on your host(s) I’ve done this many times for various reasons: Misbehaving drivers after upgrades, Version control, “’cause I wanna’”. etc Login to your host with the Continue Reading
EMC VNX/VNX2/VMAX: 600GB 15k Drive Increased failure rates – with fix.
This is the second time I have had EMA technical advisories recently regarding issues with 15k SAS disks. The first one I wrote about here. It doesn’t sound quite as serious as the last one (OMG, DATA LOSS), but worthy of a look and fix. Details; and full link here and excerpt Continue Reading
VMware PowerCLI – Suppress vCenter Certificate warnings
A very quick post this one, but an annoying thing I often see left unchecked in environments, that is simple to fix in a minute. Yes, this is an old topic, but it’s still too evident today…. This should be in your “just do it” category. It’s the awful Certificate Continue Reading
EMC VNXe – Unable to login to Unisphere “Pre-login startup services failed”
It wasn’t so long ago that I had some login issues when trying to connect to one of the VNX boxes I manage via Unisphere. A similar issue surfaced this week, this time when attempting to access a VNXe 3150, when I was greeted with the following message; Tests from Continue Reading
EMC RecoverPoint 4.1 SP1 GA & RecoverPoint for VM’s now Free to use
No sooner had I written this post, EMC release Service Pack 1 for RecoverPoint 4.1 with the fix included. This is an important release as finally environments that are on 4.x have a validated upgrade path to 4.1/SE that will pass the EMC mandated change control process, which has Continue Reading
EMC RecoverPoint: Error: Cannot register more than two arrays in RecoverPoint/SE
I was doing a fresh RecoverPoint 4.1 install recently, and everything wet very smoothly up until I attempted to enter the vCenter server details under the “Register vCenter Server” dialog. History shows this has been a little bit goofy in the past, with the MUI certs and credential entry known Continue Reading
PowerCLI – What went where ?
I had a nice little episode with a set of PSOD looping hosts in December which resulted in a lot of guests getting moved around automatically during attempted HA recoveries. This got me thinking about all the automation that goes on ‘behind the scenes’ as a result of DRS and HA. Continue Reading