gaozhangmin commented on a change in pull request #12025:
URL: https://github.com/apache/pulsar/pull/12025#discussion_r786603336



##########
File path: 
pulsar-broker/src/main/java/org/apache/pulsar/broker/service/BrokerService.java
##########
@@ -1479,22 +1483,79 @@ public void openLedgerFailed(ManagedLedgerException 
exception, Object ctx) {
                         );
                     }
 
-
                     ManagedLedgerConfig managedLedgerConfig = new 
ManagedLedgerConfig();
                     
managedLedgerConfig.setEnsembleSize(persistencePolicies.getBookkeeperEnsemble());
                     
managedLedgerConfig.setWriteQuorumSize(persistencePolicies.getBookkeeperWriteQuorum());
                     
managedLedgerConfig.setAckQuorumSize(persistencePolicies.getBookkeeperAckQuorum());
-                    if (localPolicies.isPresent() && 
localPolicies.get().bookieAffinityGroup != null) {
-                        managedLedgerConfig
-                                .setBookKeeperEnsemblePlacementPolicyClassName(
-                                        
IsolatedBookieEnsemblePlacementPolicy.class);
-                        Map<String, Object> properties = Maps.newHashMap();
-                        
properties.put(IsolatedBookieEnsemblePlacementPolicy.ISOLATION_BOOKIE_GROUPS,
-                                
localPolicies.get().bookieAffinityGroup.getBookkeeperAffinityGroupPrimary());
-                        
properties.put(IsolatedBookieEnsemblePlacementPolicy.SECONDARY_ISOLATION_BOOKIE_GROUPS,
-                                
localPolicies.get().bookieAffinityGroup.getBookkeeperAffinityGroupSecondary());
-                        
managedLedgerConfig.setBookKeeperEnsemblePlacementPolicyProperties(properties);
+
+                    if (serviceConfig.isStrictBookieAffinityEnabled()) {
+                        try {
+                            Optional<GetResult> racksData =
+                                    this.pulsar.getLocalMetadataStore().
+                                            
get(ZkBookieRackAffinityMapping.BOOKIE_INFO_ROOT_PATH).join();

Review comment:
       @zymap Yes, Before this pr, namespace has no isolation group can also 
use bookies in other  isolation group. Isolation took no effect.




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