Address Suresh's comments

Author: weizhouapache

engine/components-api/src/main/java/com/cloud/capacity/CapacityManager.java

@@ -124,7 +124,7 @@ public interface CapacityManager {
                     ConfigKey.CATEGORY_ALERT,
                     Double.class,
                     StorageAllocatedCapacityDisableThresholdForVolumeResizeCK,
-                    "0.85",
+                    "0.90",
                     "Percentage (as a value between 0 and 1) of allocated storage utilization above which allocators will disable using the pool for volume resize. " +
                             "This is applicable only when volume.resize.allowed.beyond.allocation is set to true.",
                     true,

engine/components-api/src/main/java/com/cloud/storage/StorageManager.java

@@ -209,8 +209,9 @@ public interface StorageManager extends StorageService {
     ConfigKey<Long> HEURISTICS_SCRIPT_TIMEOUT = new ConfigKey<>("Advanced", Long.class, "heuristics.script.timeout", "3000",
             "The maximum runtime, in milliseconds, to execute the heuristic rule; if it is reached, a timeout will happen.", true);
 
-    ConfigKey<Boolean> AllowVolumeReSizeBeyongAllocation = new ConfigKey<Boolean>("Advanced", Boolean.class, "volume.resize.allowed.beyond.allocation", "false",
-            "Determines whether volume size can exceed the pool capacity allocation disable threshold (pool.storage.allocated.capacity.disablethreshold) when resize a volume",
+    ConfigKey<Boolean> AllowVolumeReSizeBeyondAllocation = new ConfigKey<Boolean>("Advanced", Boolean.class, "volume.resize.allowed.beyond.allocation", "false",
+            "Determines whether volume size can exceed the pool capacity allocation disable threshold (pool.storage.allocated.capacity.disablethreshold) " +
+                    "when resize a volume upto resize capacity disable threshold (pool.storage.allocated.resize.capacity.disablethreshold)",
             true, ConfigKey.Scope.Zone);
 
     /**

server/src/main/java/com/cloud/storage/StorageManagerImpl.java

@@ -3202,8 +3202,11 @@ protected boolean checkPoolforSpace(StoragePool pool, long allocatedSizeWithTemp
                 logger.debug("Insufficient un-allocated capacity on: " + pool.getId() + " for storage allocation since its allocated percentage: " + usedPercentage
                         + " has crossed the allocated pool.storage.allocated.capacity.disablethreshold: " + storageAllocatedThreshold);
             }
-            if (!AllowVolumeReSizeBeyongAllocation.valueIn(pool.getId())) {
-                logger.debug(String.format("Skipping the pool %s as %s is false", pool, AllowVolumeReSizeBeyongAllocation.key()));
+            if (!forVolumeResize) {
+                return false;
+            }
+            if (!AllowVolumeReSizeBeyondAllocation.valueIn(pool.getDataCenterId())) {
+                s_logger.debug(String.format("Skipping the pool %s as %s is false", pool, AllowVolumeReSizeBeyondAllocation.key()));
                 return false;
             }
 
@@ -4064,7 +4067,7 @@ public ConfigKey<?>[] getConfigKeys() {
                 VmwareCreateCloneFull,
                 VmwareAllowParallelExecution,
                 DataStoreDownloadFollowRedirects,
-                AllowVolumeReSizeBeyongAllocation
+                AllowVolumeReSizeBeyondAllocation
         };
     }