tree 55237c5c07f36322c453da000ec7aec0c0a37dde
parent 38644bb38b9f6f225278a5509f6a31ce13faf9bc
author Yingyi Bu <yingyi@couchbase.com> 1479147344 -0800
committer Yingyi Bu <buyingyi@gmail.com> 1480377416 -0800

Disable hash merge exchange.

- Hash merge exchange does not work very well on large clusters.
- Hash merge exchange is used only when a user explicitly enable it.

Change-Id: If82c4e4db1d4340cdd53d17e48a193ab2b7a05e0
Reviewed-on: https://asterix-gerrit.ics.uci.edu/1345
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Yingyi Bu <buyingyi@gmail.com>