[Groonga-commit] groonga/fluent-plugin-groonga at c4552f4 [master] doc: add notice about the number of workers

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Kentaro Hayashi null+****@clear*****
Wed Apr 26 16:46:14 JST 2017


Kentaro Hayashi	2017-04-26 16:46:14 +0900 (Wed, 26 Apr 2017)

  New Revision: c4552f432ae69aefa509c8fae8f289a4dee6d620
  https://github.com/groonga/fluent-plugin-groonga/commit/c4552f432ae69aefa509c8fae8f289a4dee6d620

  Merged fd84dbc: Merge pull request #19 from kenhys/add-note-about-ddl

  Message:
    doc: add notice about the number of workers

  Modified files:
    doc/text/configuration.md

  Modified: doc/text/configuration.md (+6 -0)
===================================================================
--- doc/text/configuration.md    2017-04-25 08:47:07 +0900 (b989a51)
+++ doc/text/configuration.md    2017-04-26 16:46:14 +0900 (d9e06fc)
@@ -21,6 +21,12 @@ Here is recommended parameter in `system` directive:
 
     * default: `1`
 
+Note that there is one exception about the number of recommended
+workers.  Users should use `1` worker if command contains DDL (
+`table_create` and `column_create` and so on) because
+execution order of these command may be swapped. In such a case,
+replication will fail.
+
 Here are available parameters in `source` directive:
 
   * `protocol`: It specifies protocol for receiving Groonga commands.
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