Interviewing for VMware vSphere Support Engineer job role. Part 3: Second Level engineer

This is a Part 3 of  ‘Interviewing for VMware vSphere Support Engineer job role’ series of posts. In my previous post I covered some of the questions which I ask when interviewing for a Junior Engineer position. In this part, I will cover questions and scenarios intended for a more advanced, Second Level… Continue reading

ALERT: VENOM Vulnerability CVE-2015-3456, Clouds Exposed!

alert

Crowdstrike disclosed a serious VM Escape vulnerability – codename VENOM, CVE-2015-3456 which has been around here since 2004. This one is especially serious because it is affecting the VMs in their default configuration and could be also affecting thousands of the VMs in cloud. This vulnerability may allow an attacker… Continue reading

Interviewing for VMware vSphere Support Engineer job role. Part 1: General IT awareness and interest in the technology

This is Part 1 of ‘Interviewing for VMware vSphere Support Engineer job role’ series of posts, which were described in my previous post here. In this post I will summarize the questions I ask when I want to understand if candidate has basic understanding of IT and if (s)he is motivated… Continue reading

IBM/Lenovo (Pure) Flex system and vSphere part1: Useless stuff

flex chassis

In the last two years I was participating on the many designs, implementations and reviews of the vSphere on IBM/Lenovo Flex System or PureFlex, if you want to call like that. Therefore today I would like to share with you my preferred way of doing it right from vSphere perspective… Continue reading

Updated: Storage disconnects when using VAAI ATS on vSphere 5.5 Update2 and vSphere 6.0

alert

IBM has released a flash alert regarding a new behavior introduced in vSphere 5.5 Update2 and vSphere 6.0 where VAAI ATS (Atomic Test and Set or in the other words Hardware accelerated locking) is used for heartbeat I/O. http://www-01.ibm.com/support/docview.wss?uid=ssg1S1005201 According to IBM: Due to the low timeout value for heartbeat… Continue reading