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One of the limitations of flash memory is that while it can be read or programmed a byte or a word at a time in a random access fashion just like regular RAM, it can only be erased a “block” at a time. This will set all bits in the block to 1 which is [...] It’s time dissect the two main types of flash chips in order to understand why not all SSDs are created equal. What is after all the physical difference between SLC and MLC? SLC stands for Single Level Cell and just like the name suggests can store one bit per NAND gate hence SLC cell has [...] One of the main drawbacks of SSD has been reliability. Every NAND cell has a certain prescribed number of Program/Erase (P/E) cycles and as data is being written to disk, chances are it will remain unchanged for weeks or months. That means that the cells that are being used to store that data will have [...] It’s become a tradition in the SQL blogs to start a month long series on a certain topic and try to blog every day. Today I want to start my first series on SSD technologies. It has been over a year since I started speaking on this topic and as this is a hot topic [...] I will be presenting my session on “Optimizing SQL Server I/O with Solid State Drives” at SQL Saturday #119 in Chicago on Saturday May 19, 2012! Since this is the 4th time I’m presenting this and I kept accumulating a lot of ideas related to Solid State Drives I decided to start a series of [...] I’ve been meaning to write my blog post on last week’s SQL Saturday experience so finally I got to work so here it is: Bored Member After the previous weekend marked a record with 5 (five) SQL Saturday events all around the world on Apr 14 it was time for Wisconsin to show what [...] I am happy to announce that my session on “Optimizing SQL Server I/O with Solid State Drives” was selected for SQL Saturday #118 in Wisconsin’s capital, Madison on Saturday April 21, 2012! Location is: Madison Area Technical College – Truax Campus 3550 Anderson St, Madison, WI 53704 SQLSaturday is a training event for SQL Server [...] I am happy to announce that my session on “Optimizing SQL Server I/O with Solid State Drives ” was selected for SQL Saturday #110 in Tampa, FL on Saturday March 10, 2012! Location is: K-Force, 1001 East Palm Avenue, Tampa, FL 33605 SQLSaturday is a training event for SQL Server professionals and those wanting to learn about [...] I am deeply honored that I was chosen to present 2 sessions at SQL Saturday #96 in Washington, DC this Saturday, November 5, 2011! Location is: Microsoft MTC 5404 Wisconsin Ave, Suite 700 Chevy Chase, MD 20815 View Larger Map Subway: Friendship Heights Metro Station SQLSaturday is a training event for SQL Server professionals and those [...] |
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