Raheel H

This post aims to be your quick start guide to AWS S3, ie. Amazon Web Services. Follow along and you'll feel like you just had a roller coaster ride in AWS S3 world. First of all, get a free AWS account. AWS includes many services and as mentioned above I will only cover S3 here. You may be wondering what is S3. In simple words S3 is Amazon's cloud backup service. Their Free tier is limited, and any usage beyond the limit will incur charges. So make sure you read through the pricing structure and understand it. Charges can accumulate fast if you don't pay attention or are not careful of your usage. You have been warned. You and only you are responsible for your bills. See disclaimer at the end of this post. Your reading of this post implies your understanding and agreement to the disclaimer. Once you are equipped with an AWS account, login to it and launch AWS management console. Create a Bucket In S3's terminology, a bucket is a collection of files or objects t...

XPerf comes with Windows SDK. You can get it from MSFT website. During installation there is an option to install just the performance tools should you want only perf tools and not the whole SDK. To collect a trace from administrator command line: Begin your workload. xperf -on base+cswitch+power -stackwalk Profile -f c:\kernel.etl  Let the workload execute for a while. xperf -stop  If you have previously created c:\merged.etl, delete it. xperf -merge c:\kernel.etl c:\merged.etl  Now, before you can view your trace in UI, setup your symbol path: set _NT_SYMBOL_PATH=<path to PDB files>  You should now be all set to launch the viewer: xperf c:\merged.etl (this launches the viewer)  On the UI, there are several different type of graphs for various measurements. From inside the Graph menu, you can enable these views: CPU Usage by Process. CPU Sampling by CPU. Stack Counts by type. Happy XPerf-ing!