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Month: October 2015

Anti Scale Patterns and The Repartition Streams Iterator In Row Mode

  • by datatake
  • Posted on October 22, 2015November 6, 2015
  • SQL

There is a type of behavior in the database engine which undermines scalability, this is when multiple threads contend for a single resource, contention on the page free space bit map is the example that […]

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An Introduction To SSIS ETL Frameworks Part 2

  • by datatake
  • Posted on October 15, 2015January 29, 2016
  • Uncategorized

This much delayed part 2 of my introduction to an SSIS ETL framework covers the latest iteration of my SSIS ETL framework which I will make freely available to anyone who wishes to use it. […]

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Tuning The XDESMGR Spinlock On A “Big box”

  • by datatake
  • Posted on October 2, 2015October 2, 2015
  • Uncategorized

The last blog post on spinlocks focused on the LOGCACHE_ACCESS spinlock and how pressure could be reduced on it by tweaking the CPU affinity mask. However, as is invariably the case with tuning you remove one bottleneck only for […]

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