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Calculating estimated data loss with Always on

Ever wondered how calculate estimated data loss (time) for always on. The metric in the always on dashboard shows the metric quite nicely but there does seem to be a lack of documentation about where the metrics ---come from. Heres a script that calculates...
Posted by blakmk

Optimising Database Mirroring over WAN

I recently got asked by our network guys about botlenecks in the WAN that used for mirroring to our DR I site. They asked me to turn off encryption of Database Mirroring so that the riverbed software they were using could optimise the packets sent over...

Beware of DBMIRROR_SEND wait types with databases mirroring

Beware of DBMIRROR_SEND wait types with databases mirroring I recently encountered a situation where synchronous mirroring had been set up and working fine for several months. However an application started to perform extremely poorly and the cause was...
Posted by blakmk