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PlanAlyzer: assessing threats to the validity of online experiments

The Morning Paper

Our checks are based on well-known problems that arise in experimental design and causal inference… PlanAlyzer checks PlanOut programs for a variety of threats to internal validity, including failures of randomization, treatment assignment, and causal sufficiency. PlanOut itself has been ported many programming languages at this point.

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SQL Server On Linux: Forced Unit Access (Fua) Internals

SQL Server According to Bob

Durability is a cornerstone of any database system and starting with SQL Server 2017 on Linux Cumulative Update 6 (CU6), SQL Server on Linux enables “Forced Flush” behavior as described in this article , improving durability on non-Fua optimized systems. “Be Microsoft SQL Server Database Engine Input/Output Requirements.

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SQL Server on Linux: An LLDB Debugging Tale

SQL Server According to Bob

Launch: lldb -c core.sqlservr.8917 When this marker is placed in the program and section header count members, it indicates that section_header[0] holds the actual count values. You can use readelf –l or –S to see the program/section header information as well as dump the PT_LOAD. FEB 1, 2017 UPDATE – CHANGE ACCEPTED.

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