Github user vrozov commented on a diff in the pull request:
https://github.com/apache/drill/pull/1058#discussion_r161842736
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/spill/SpillSet.java
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@@ -104,9 +107,17 @@
* nodes provide insufficient local disk space)
*/
+ // The buffer size is calculated as LCM of the Hadoop internal
checksum buffer (9 * checksum length), where
--- End diff --
@paul-rogers Changed `TRANSFER_SIZE` to 72K. It is calculated as LCM
between Hadoop internal checksum buffer and MapR FS page size to make writes
aligned on internal buffer boundaries.
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