Github user ptgoetz commented on a diff in the pull request:
--- Diff: storm-core/src/jvm/org/apache/storm/Config.java ---
@@ -139,6 +139,9 @@
public static final String STORM_META_SERIALIZATION_DELEGATE =
--- End diff --
It is system-wide, or per node depending how you look at it (i.e.
storm.conf could be different across machines).
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