virajjasani commented on a change in pull request #2014:
URL: https://github.com/apache/hbase/pull/2014#discussion_r449475878
##########
File path:
hbase-server/src/main/java/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.java
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@@ -200,14 +200,21 @@ private void queueAssign(MasterProcedureEnv env,
RegionStateNode regionNode)
}
}
- private void openRegion(MasterProcedureEnv env, RegionStateNode regionNode)
throws IOException {
+ private void openRegion(MasterProcedureEnv env, RegionStateNode regionNode)
+ throws IOException, ProcedureSuspendedException {
ServerName loc = regionNode.getRegionLocation();
if (loc == null) {
LOG.warn("No location specified for {}, jump back to state {} to get
one", getRegion(),
RegionStateTransitionState.REGION_STATE_TRANSITION_GET_ASSIGN_CANDIDATE);
setNextState(RegionStateTransitionState.REGION_STATE_TRANSITION_GET_ASSIGN_CANDIDATE);
return;
}
+ final boolean isMeta = regionNode.getRegionInfo().isMetaRegion();
+ final boolean isMetaAvailable =
!env.getAssignmentManager().isMetaRegionInTransition();
+ if (!isMeta && !isMetaAvailable) {
+ // meta is not assigned yet, so yield
+ throw new ProcedureSuspendedException();
Review comment:
Good to add a message that open region for ${regionNameAsString} is
suspended?
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