Browsing Posts in General

Reading Time: < 1 minuteActually the exam is not yet avaialable. But some people (with the approval of VMware) have already publish the current beta exam blueprint with some study notes and some interesting information: Ed Grigson has highlighted the changes to the VCAP5-DCA blueprint compared to VCAP4-DCA: VCAP5-DCA What’s new Gregg Robertson has started with some notes a the VCAP5-DCA blueprint objectives ProfessionalVMware – #vBrownBags VCAP5-DCA Podcast Vancolab TheFoglite

Reading Time: < 1 minuteI’ve written about my experience with the VCP5-DT exam but I’ve not started (and neither planned) to realize a blueprint with study notes like the one about VCP5. But actually there are some recent works that could cover this exam: VCP5-DT Blueprint Study Guide VCP5-DT Exam Preparation Notes  

Reading Time: < 1 minuteAlthough is not yet on the official certification page, there was a post in the VMware Community with the official path for VCDX5 upgrade: VMware Certification Announces Upgrade Path from VCDX4 to VCDX5. Current VCDX4 holders in good standing will be able to upgrade their certification to VCDX5 by successfully passing the VMware Certified Advanced Professional 5- Datacenter Design (VDCD510) exam. The VCAP5-DCD exam release date will be announced in May. Release of the VCAP5-DCD final exam blueprint will occur at that time. VCDX4-holders in good standing who have completed the VCAP5-DCD Beta Exam and […]

Reading Time: 2 minutesAs written in the previous posts, in the ESXi installation there are two copy of the system image located in two different partitions (see Partitions layout of system disk and More on partitions posts). The actual system image is located on the first 250 MB partition, formatted with plain old FAT16 filesystem, but using a special pseudo-filesystem on it (see VisorFS: A Special-purpose File System for Efficient Handling of System Images). The image itself, s.v00, is a 124 MB compressed file, which is decompressed on boot and contains the hypervisor operating system. Note that the […]

Reading Time: 2 minutesReset the root password with ESX 3.x was quite simple, just because the service console was a partition writable a live CD… With ESX 4.x it was a little more complicated (the service console was basically a vmdk). But with ESXi things are more complicated, due to the partition layout, that ESXi works in RAM and that all configurations files are stored in the banks it special archive files. The file containing the password hashes is called “shadow” and it is is contained in  a nested structure of archives inside the state.tgz file.

Reading Time: 3 minutesAs most people know, Intel adopt a Tick Tock model for processors development: a tick advances manufacturing technology, a tock delivers new microarchitecture. Usually this mean that a tick means processors with more frequency speed (sometimes also more cores and/or more cache) and a tock means usually new features (but not necessary more frequency speed and/or more cache/cores). But when a new generation (tick or tock) as been introduced, after some months, this usually means cheaper processors (or at similar price) compared to previous generation. Now a possible confusion could be generated by the Westmere […]

Reading Time: 2 minutesMicrosoft has recently made some changed in certifications and also has introduced new paths, like the new MCSE: Private Cloud certification. The path has the following requirements: become a MCSA: Windows Server 2008 pass the Exam 247: Configuring and Deploying a Private Cloud with System Center 2012 (Until January 31, 2013, Exam 70-659 may be taken in place of 70-247) pass the Exam 246: Monitoring and Operating a Private Cloud with System Center 2012 Note The Private Cloud certification requires candidates to show continued ability to perform in this technology area by completing a recertification […]

© 2025-2011 vInfrastructure Blog | Disclaimer & Copyright