AZ-100: Microsoft Azure Infrastructure and Deployment

I wrote “AZ-100: Microsoft Azure Infrastructure and Deployment” to test my expertise on Azure platform and passed with a score of 797

Alignment Offset in Windows

Go to RUN->CMD-> execute the below command

wmic partition get BlockSize, StartingOffset, Name, Index

How can I view the allocation unit size of a NTFS partition

Use “fsutil fsinfo ntfsinfo” utility to view the default allocation unit size. The “Bytes Per Cluster” is the equivalent of the allocation unit.

 

Multiple Accounts Login in Gtalk

• Go to Gtalk installed directory. Normally path would be “C:\Program Files\Google\Google Talk\googletalk.exe”
• Create shortcut for “googletalk.exe” and go to your shortcut add /nomutex switch in target
• After adding /nomutex switch you can login Gtalk with multiple accounts

Physical disk performance counters

we need to add the below performance counters for finding physical disk’s performance.

Avg.Disk sec/transfer=Avg. Disk Sec/Read,Avg. Disk Sec/Write

Avg. Disk Sec/Read and Avg. Disk Sec/Write: Both counters measured in seconds in perfmon.we need to convert into milliseconds. This Read/Write latency is morethan 25 ms disk system is experiences latency issue. we need to replace the faster disk.

Less than 10 ms – very good
Between 10 – 20 ms – okay
Between 20 – 50 ms – slow, needs attention
Greater than 50 ms – Serious I/O bottleneck

Source: MSDN