Category: Windows

Disk Performance

The easiest way to see if your disks are causing performance problems is to look at read and write delays on each physical disk. This can be done as follows: Start Performance Monitor. Navigate to Monitoring Tools, Performance Monitor. Click the Add button. Navigate to the PhysicalDisk counter group and expand it. Add the Avg. Disk sec/Read and Avg. Disk sec/Write counters for the disk instances you’re concerned about, as the following figure shows. Click […]

Windows DNS corruption _msdcs missing or deleted

Other Symptions: Server’s GUILD DNS could not be resolved to an IP address No DNS server have this DC registered Method 1 Steps: dcdiag /fix netdiag /fix net stop netlogon net start netlogon Method 2 Steps: dcdiag /fix netdiag /fix reboot Method 3 Remove DNS remove cache.dns, netlogon.dns, netlogon.dnb add DNS back Reboot Method 4 net stop netlogon ipconfig /flushdns ipconfig /registerdns net start netlogon Method 5 Allow Dynamic Update Yes, from Allow Only Secure […]

Arcserve: How can I reset my BrightStor ARCserve ‘caroot’ password?

If you have forgotten or lost your “caroot” password, you can reset this. See the instructions below: 1. Open a command prompt on the server where you want to change/reset the caroot password. 2. In the command prompt browse to the drive where you have Brightstor ARCserve installed (e.g. C:\Program Files\CA\…) 3. Once in the ARCserve folder type in the following: cstop 4. This will stop all the ARCserve services that are running. 5. When […]