Next week is EMC World, and I’m getting there a little differently than usual.
So this year EMC World is back in Las Vegas, and I’m damn happy that I’m going again. Instead of taking the quick flight from Ontario to Las Vegas like I normally word, I’ll be getting there a little differently, I’ll be riding my motorcycle. As I can only go about 130 miles on a […]
If i have 3Par SAN, is there any specific recommendations, as it does its custom stripping across the drives. or any other specifics related to 3PAR?
The biggest recommendation that I have (pretty much the only one since I haven’t worked with a 3PAR in a while) is to ensure that your LUNs are sized correctly so that they are evenly spread out across all the disks in the disk set that you are using. For example, if you have 100 […]
We get many warnings in our SQL error log about I/O requests taking longer than 15 seconds to complete. What do we do in such scenario?
There are a few things which you will want to look at. First make sure that you have enough RAM for the database to use. Without enough RAM in the SQL Server you’ll begin putting extra load on the disks because the same data is being pulled into the buffer cache from the disk over […]
Is there a best practice to advise a storage admin how to set a SAN up best for SQL Server OLTP & OLAP? or is this entirely company dependent?
There are some general best practices such as separate data and log LUNs, separate TempDB from everything else. For data warehouses make sure that the data is spread over as many disks as possible. Anything more specific however is very company specific and would require a good understanding of what the databases look like as […]