In the last couple of weeks the whole IT was shocked getting news about security issues based on basic CPU architecture design covering “all” processor vendors… Spectre (CVE-2017-5753 and CVE-2017-5715) and Meltdown (CVE-2017-5754) vulnerabilities affected…

After a default Linux (in my case Oracle Linux 7.4) installation you won’t see anything after grub finished with “start /HOST/console” Trick: Worked on linux 7.4 running on Oracle Server X7-2 Spawn a TTY service on your serial console device port as a…

Had the fun today to upgrade a bunch of solaris clusters…. this time I wrote a docu 🙂 Cluster Update let's update our cluster running a flying zone: On both nodes: # scinstall -u update -b 11.3.26.0.5.0 -L accept [...] disable the zone-resource # clrs disable…