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Fixed issues with data distribution when configuring from usable_regions=2 to usable_regions=1 #721

Merged
merged 7 commits into from
Aug 22, 2018
Merged

Fixed issues with data distribution when configuring from usable_regions=2 to usable_regions=1 #721

merged 7 commits into from
Aug 22, 2018

Commits on Aug 22, 2018

  1. fix: teams larger than the storageTeamSize can never become healthy, … 

    …so we do not need to track them in our data structures. After configuring from usable_regions=2 to usable_regions=1 we will have a lot of these types of teams, leading to performance issues
    @etschannen
    etschannen committed Aug 22, 2018
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  2. Added the ability to disable all commits which do not modify the syst… 

    …em keys by setting \xff/onlySystem = 1 in the database
    @etschannen
    etschannen committed Aug 22, 2018
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  3. added a separate knob for tlog’s recoverMemoryLimit

    @etschannen
    etschannen committed Aug 22, 2018
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  4. updated release notes for 6.0.8

    @etschannen
    etschannen committed Aug 22, 2018
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  5. renamed onlySystem to mustContainSystemMutations, to accurately repre… 

    …sent what setting the key does
    @etschannen
    etschannen committed Aug 22, 2018
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  6. added separate logging for overhead bytes

    @etschannen
    etschannen committed Aug 22, 2018
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  7. added overhead bytes durable to complement overhead bytes input

    @etschannen
    etschannen committed Aug 22, 2018
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