It was a lazy Sunday afternoon…
Based on the title, this already is a bad beginning, isn’t it? In the end the issue turned out to be less of a problem than it seems. It all started, as stated, on a Sunday afternoon, casually receiving an email that one node of our NetApp metrocluster had finished an unplanned takeover. Looking over that information, I noticed a rather cryptic message from “the healthy one”, as I will address it later on, saying: “METROCLUSTER AUTOMATIC UNPLANNED SWITCHOVER COMPLETE”.
Continue reading “A NetApp metrocluster sonata. A rebooting node, aggregate not healed and a tad of mojo from support”
If you ever need to resize a device on a Unix like system and are using LVM as the underlying mediator and ext2/3/4 as the file system, it can be done without a reboot. This is quite handy for ESX and other virtual machines.
Continue reading “Resize LVM and ext4 online”
Craving for quick and dirty way for a Brocade fiber switch upgrade? Here goes… Continue reading “Upgrading firmware on a Brocade SAN switch”
Huawei OceanStore storage boxes are cheap, I mean dirt cheap, especially, if you get a good deal. It has it’s quirks, problems and misunderstandings, but as much as you love or hate it, it always tends to surprise you with something new – good or bad, doesn’t matter. This time, viola, developer mode. Continue reading “Huawei 6800 V3 hacks and packs”