Hyper-V Replica

From: Microsoft Virtualization Secrets by John Savill Hyper-V Replica is a NEW feature in windows Server 2012 that enables asynchronous replication of a virtual machine’s storage from one Hyper-V host to another Hyper-V host. After the seed replica is store, only delta (changes) are replicated periodically, every 5 minutes. In the event of a disaster, […]

HyperV best practices

1. Use PerfMon to analyse utilization. Task Manager doesnt show the CPU usage of each VMs. Use PerfMon from the Admin Tools then select “Reliability and Peformance Monitor”. Then add logical counters to monitor: a. Hyper-V hypervisor Virtual Processor , % Total Run time b. Hyper-V Hypervisor Root Virtual Process , % Total run time […]

HyperV types of Virtual Hard disk

There are three known types of virtual hard disk in HyperV: Fixed, Dynamic and Differencing. Fixed Disk are used in production setups. As the name suggest, the amount of disk space you set is the amount of disk space that hyperv will allocate right away. Dynamic disks starts off small but will expand to the […]

Useful crowdsourcing links

Most of the list is from Aliza Shermans book on Crowdsourcing: Answers Wikianswers Mahalo.com Yahoo Answers Design Guerra Creativa 99 Designs Crowdspring Branding Squadhelp Ads Creative Prova Tongal Idea Generation Ideaoffer Innocentive Ninesigma Ideaconnection ennovent Cofundos Instant Workforce Clickworker Cloudcrowd Crowd Flower Samasource Mech Turk Ning Grouply Zooppa Whinot Poptent Crowdtap Crowd Testing userteting Mob4hire […]

Troubleshooting Tip

I was asked to help with a webserver whose web pages could not be browsed/accessed from outside. The first thing i did was to check for network connectivity. If i could ping the server and it responded, then it means there is a valid network connection between the web server and my PC. c:\>ping 202.91.xxx.xx5 […]