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From mikewalch <...@git.apache.org>
Subject [GitHub] accumulo pull request #235: ACCUMULO-4612 - Simplify Accumulo memory configu...
Date Thu, 23 Mar 2017 14:56:59 GMT
Github user mikewalch commented on a diff in the pull request:

    https://github.com/apache/accumulo/pull/235#discussion_r107690518
  
    --- Diff: core/src/main/java/org/apache/accumulo/core/conf/Property.java ---
    @@ -253,13 +252,13 @@
           + " max number of concurrent writer when configuring. When using Hadoop 2, Accumulo
will call hsync() on the WAL . For a small number of "
           + "concurrent writers, increasing this buffer size decreases the frequncy of hsync
calls. For a large number of concurrent writers a small buffers "
           + "size is ok because of group commit."),
    -  TSERV_TOTAL_MUTATION_QUEUE_MAX("tserver.total.mutation.queue.max", "50M", PropertyType.MEMORY,
    +  TSERV_TOTAL_MUTATION_QUEUE_MAX("tserver.total.mutation.queue.max", "5%", PropertyType.MEMORY,
           "The amount of memory used to store write-ahead-log mutations before flushing them."),
       TSERV_TABLET_SPLIT_FINDMIDPOINT_MAXOPEN("tserver.tablet.split.midpoint.files.max",
"300", PropertyType.COUNT,
           "To find a tablets split points, all index files are opened. This setting determines
how many index "
               + "files can be opened at once. When there are more index files than this setting
multiple passes "
               + "must be made, which is slower. However opening too many files at once can
cause problems."),
    -  TSERV_WALOG_MAX_SIZE("tserver.walog.max.size", "1G", PropertyType.MEMORY,
    +  TSERV_WALOG_MAX_SIZE("tserver.walog.max.size", "33%", PropertyType.MEMORY,
    --- End diff --
    
    Ok.  I will change.


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