The default alignment of 31.5Kb on Windows Server 2003 can lead to enormous I/O performance problems with SQL Server (see Are your disk partition offsets, RAID stripe sizes, and NTFS allocation units set correctly?). I thought it would be useful to do a quick blog post showing how to use the diskpart and wmic tools.
If you are deploying SSTP VPN for Windows clients and get the error: "The revocation function was unable to check revocation because the revocation server was offline.", you are most likely using your own internal PKI and the certificate used for SSTP does not have a Certificate Revocation List (CRL) accessible from the outside, so the client machine is failing checking whether or not the certificate has been revoked from the CA. If you simply want to bypass this, you can edit the registry on the client:
et's Encrypt is a new open source certificate authority that promises to provide free SSL certificates in a standardized, API accessible and non-commercial way. If you've installed SSL certificates in the past, you're probably familiar with the process of signing up for a certificate with some paid for provider and then going through the manual process of swapping certificate requests and completed requests.
Windows Server 2016 Hyper-V allows add/remove RAM while VM is running In fact you can adjust the amount of memory assigned to a virtual machine while it’s running, even if you haven’t enabled Dynamic Memory. This works for both generation 1 and generation 2 virtual machines. Additionally some of the new features for Hyper-V include […]
There are several features that are not available from the Settings menu, which you can only access using the chrome:// commands. Some of the features are available under both Menu and chrome:// commands. One of the most useful, underutilized and hidden features in Chrome is the network internals tools that you access by manually entering chrome://net-internals into your address bar. All chrome:// addresses need to be input by the user as links don't work. It will immediately begin to start capturing network data, which you can stop by going to Capture at the top and clicking stop. You are able to see just about every aspect of Chrome's internals from this area.
Among the various properties you are able to extract and analyze are:
Proxy, Events, Timeline, DNS, Sockets, Alt-Svc, HTTP/2, QUIC, SDCH, Cache, Modules, HSTS, Bandwidth, Prerender