charlesconnell commented on code in PR #8792:
URL: https://github.com/apache/hbase/pull/8792#discussion_r4495733597
##########
hbase-server/src/main/java/org/apache/hadoop/hbase/master/procedure/TruncateTableProcedure.java:
##########
@@ -148,6 +148,14 @@ protected Flow executeFromState(final MasterProcedureEnv
env, TruncateTableState
break;
case TRUNCATE_TABLE_ADD_TO_META:
regions = CreateTableProcedure.addTableToMeta(env, tableDescriptor,
regions);
+ // Reconcile the namespace quota cache with the new region layout
(HBASE-30483).
+ // Replica regions do not count toward the namespace region quota.
This state has no
+ // rollback, so an IOException here makes the procedure retry the
whole state; both
+ // addTableToMeta and the absolute count update are idempotent, so
retrying is safe.
+ int defaultRegionCount =
+ (int)
regions.stream().filter(RegionReplicaUtil::isDefaultReplica).count();
+ ProcedureSyncWait.getMasterQuotaManager(env)
+ .setTableRegionCountForTruncate(getTableName(),
defaultRegionCount);
Review Comment:
Makes sense, thanks
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