Github user Ben-Zvi commented on a diff in the pull request: https://github.com/apache/drill/pull/860#discussion_r127360560 --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/spill/SpillSet.java --- @@ -413,7 +419,12 @@ public SpillSet(DrillConfig config, FragmentHandle handle, PhysicalOperator popC fileManager = new HadoopFileManager(spillFs); } - spillDirName = String.format("%s_%s_%s-%s_minor%s", QueryIdHelper.getQueryId(handle.getQueryId()), + // If provided with a prefix to identify the Drillbit, prepend that to the + // spill directory. + + spillDirName = String.format("%s%s_%s_%s-%s-%s", + ep == null ? "" : ep.getAddress() + "-" + ep.getUserPort() + "/", --- End diff -- Any chance the address would be "" ? Then the directory name would start with a "-" which could cause some trouble (probably only for access from the shell, thus OK).
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