[infinispan-commits] Infinispan SVN: r2460 - in trunk: core/src/main/java/org/infinispan/statetransfer and 1 other directories.
infinispan-commits at lists.jboss.org
infinispan-commits at lists.jboss.org
Fri Oct 1 05:56:34 EDT 2010
Author: manik.surtani at jboss.com
Date: 2010-10-01 05:56:33 -0400 (Fri, 01 Oct 2010)
New Revision: 2460
Modified:
trunk/core/src/main/java/org/infinispan/config/Configuration.java
trunk/core/src/main/java/org/infinispan/statetransfer/StateTransferManagerImpl.java
trunk/jopr-plugin/src/main/resources/META-INF/rhq-plugin.xml
Log:
ISPN-661 Make the timeout values for statetransfer flush configurable
Modified: trunk/core/src/main/java/org/infinispan/config/Configuration.java
===================================================================
--- trunk/core/src/main/java/org/infinispan/config/Configuration.java 2010-10-01 09:50:49 UTC (rev 2459)
+++ trunk/core/src/main/java/org/infinispan/config/Configuration.java 2010-10-01 09:56:33 UTC (rev 2460)
@@ -458,6 +458,18 @@
setStateRetrievalTimeout(timeUnit.toMillis(stateRetrievalTimeout));
}
+ public void setStateRetrievalLogFlushTimeout(long logFlushTimeout) {
+ this.clustering.stateRetrieval.setLogFlushTimeout(logFlushTimeout);
+ }
+
+ public void setStateRetrievalLogFlushTimeout(long logFlushTimeout, TimeUnit timeUnit) {
+ this.clustering.stateRetrieval.setLogFlushTimeout(timeUnit.toMillis(logFlushTimeout));
+ }
+
+ public void setStateRetrievalMaxNonProgressingLogWrites(int maxNonProgressingLogWrites) {
+ this.clustering.stateRetrieval.setMaxNonProgressingLogWrites(maxNonProgressingLogWrites);
+ }
+
public void setStateRetrievalInitialRetryWaitTime(long initialRetryWaitTime) {
clustering.stateRetrieval.setInitialRetryWaitTime(initialRetryWaitTime);
}
@@ -640,6 +652,14 @@
return clustering.stateRetrieval.numRetries;
}
+ public int getStateRetrievalMaxNonProgressingLogWrites() {
+ return clustering.stateRetrieval.maxNonProgressingLogWrites;
+ }
+
+ public long getStateRetrievalLogFlushTimeout() {
+ return clustering.stateRetrieval.logFlushTimeout;
+ }
+
public boolean isUseLazyDeserialization() {
return lazyDeserialization.enabled;
}
@@ -1473,6 +1493,12 @@
/** @configRef desc="Number of state retrieval retries before giving up and aborting startup."*/
protected Integer numRetries = 5;
+ /** @configRef desc="This is the maximum amount of time to run a cluster-wide flush, to allow for syncing of transaction logs." **/
+ protected Long logFlushTimeout = 60000L;
+
+ /** @configRef desc="This is the maximum number of non-progressing transaction log writes after which a brute-force flush approach is resorted to, to synchronize transaction logs." **/
+ protected Integer maxNonProgressingLogWrites = 100;
+
@XmlAttribute
public void setFetchInMemoryState(Boolean fetchInMemoryState) {
testImmutability("fetchInMemoryState");
@@ -1509,6 +1535,18 @@
this.timeout = timeout;
}
+ @XmlAttribute
+ public void setLogFlushTimeout(Long logFlushTimeout) {
+ testImmutability("logFlushTimeout");
+ this.logFlushTimeout = logFlushTimeout;
+ }
+
+ @XmlAttribute
+ public void setMaxNonProgressingLogWrites(Integer maxNonProgressingLogWrites) {
+ testImmutability("maxNonProgressingLogWrites");
+ this.maxNonProgressingLogWrites = maxNonProgressingLogWrites;
+ }
+
public void accept(ConfigurationBeanVisitor v) {
v.visitStateRetrievalType(this);
}
Modified: trunk/core/src/main/java/org/infinispan/statetransfer/StateTransferManagerImpl.java
===================================================================
--- trunk/core/src/main/java/org/infinispan/statetransfer/StateTransferManagerImpl.java 2010-10-01 09:50:49 UTC (rev 2459)
+++ trunk/core/src/main/java/org/infinispan/statetransfer/StateTransferManagerImpl.java 2010-10-01 09:56:33 UTC (rev 2460)
@@ -84,6 +84,8 @@
private static final Byte DELIMITER = (byte) 123;
boolean transientState, persistentState, alwaysProvideTransientState;
+ int maxNonProgressingLogWrites;
+ long flushTimeout;
volatile boolean needToUnblockRPC = false;
volatile Address stateSender;
@@ -114,6 +116,8 @@
transientState = configuration.isFetchInMemoryState();
alwaysProvideTransientState = configuration.isAlwaysProvideInMemoryState();
persistentState = cs != null && clm.isEnabled() && clm.isFetchPersistentState() && !clm.isShared();
+ maxNonProgressingLogWrites = configuration.getStateRetrievalMaxNonProgressingLogWrites();
+ flushTimeout = configuration.getStateRetrievalLogFlushTimeout();
if (transientState || persistentState) {
long startTime = 0;
@@ -176,10 +180,6 @@
}
private void generateTransactionLog(ObjectOutput oo) throws Exception {
- // todo this should be configurable
- int maxNonProgressingLogWrites = 100;
- int flushTimeout = 60000;
-
DistributedSync distributedSync = rpcManager.getTransport().getDistributedSync();
try {
Modified: trunk/jopr-plugin/src/main/resources/META-INF/rhq-plugin.xml
===================================================================
--- trunk/jopr-plugin/src/main/resources/META-INF/rhq-plugin.xml 2010-10-01 09:50:49 UTC (rev 2459)
+++ trunk/jopr-plugin/src/main/resources/META-INF/rhq-plugin.xml 2010-10-01 09:56:33 UTC (rev 2460)
@@ -27,13 +27,13 @@
</c:template>
</plugin-configuration>
- <operation name="startCache" displayName="Starts the default cache" description="Starts the default cache associated with this cache manager">
- </operation>
<operation name="startCacheWithCacheName" displayName="Starts a cache with the given name" description="Starts a named cache from this cache manager">
<parameters>
<c:simple-property name="cacheName" description="Name of cache to start"/>
</parameters>
</operation>
+ <operation name="startCache" displayName="Starts the default cache" description="Starts the default cache associated with this cache manager">
+ </operation>
<metric property="Name" displayName="Cache manager name" displayType="summary" units="none" dataType="trait"
description="The name of this cache manager" />
@@ -61,33 +61,16 @@
>
- <operation name="Transactions.setStatisticsEnabled" displayName="[Transactions] Enable/disable statistics" description="Enable/disable statistics">
- <parameters>
- <c:simple-property name="enabled" description="Whether statistics should be enabled or disabled (true/false)"/>
- </parameters>
- </operation>
- <operation name="Transactions.resetStatistics" displayName="[Transactions] Reset Statistics" description="Resets statistics gathered by this component">
- </operation>
- <operation name="CacheLoader.resetStatistics" displayName="[CacheLoader] Reset Statistics" description="Resets statistics gathered by this component">
- </operation>
- <operation name="Cache.start" displayName="[Cache] Starts cache." description="Starts the cache.">
- </operation>
- <operation name="Cache.stop" displayName="[Cache] Stops cache." description="Stops the cache.">
- </operation>
<operation name="Activation.resetStatistics" displayName="[Activation] Reset statistics" description="Resets statistics gathered by this component">
</operation>
- <operation name="DeadlockDetectingLockManager.resetStatistics" displayName="[DeadlockDetectingLockManager] Reset statistics" description="Resets statistics gathered by this component">
+ <operation name="RpcManager.resetStatistics" displayName="[RpcManager] Reset statistics" description="Resets statistics gathered by this component">
</operation>
- <operation name="Passivation.resetStatistics" displayName="[Passivation] Reset statistics" description="Resets statistics gathered by this component">
- </operation>
- <operation name="Invalidation.setStatisticsEnabled" displayName="[Invalidation] Enable/disable statistics" description="Enable/disable statistics">
+ <operation name="RpcManager.setStatisticsEnabled" displayName="[RpcManager] Enable/disable statistics" description="Enable/disable statistics">
<parameters>
<c:simple-property name="enabled" description="Whether statistics should be enabled or disabled (true/false)"/>
</parameters>
</operation>
- <operation name="Invalidation.resetStatistics" displayName="[Invalidation] Reset statistics" description="Resets statistics gathered by this component">
- </operation>
- <operation name="DistributionManager.isAffectedByRehash" displayName="[DistributionManager] Could key be affected by reshah?" description="Determines whether a given key is affected by an ongoing rehash, if any.">
+ <operation name="DistributionManager.isAffectedByRehash" displayName="[DistributionManager] Could key be affected by rehash?" description="Determines whether a given key is affected by an ongoing rehash, if any.">
<parameters>
<c:simple-property name="key" description="Key to check"/>
</parameters>
@@ -113,16 +96,69 @@
</operation>
<operation name="CacheStore.resetStatistics" displayName="[CacheStore] Reset statistics" description="Resets statistics gathered by this component">
</operation>
- <operation name="RpcManager.setStatisticsEnabled" displayName="[RpcManager] Enable/disable statistics" description="Enable/disable statistics">
+ <operation name="Transactions.resetStatistics" displayName="[Transactions] Reset Statistics" description="Resets statistics gathered by this component">
+ </operation>
+ <operation name="Transactions.setStatisticsEnabled" displayName="[Transactions] Enable/disable statistics" description="Enable/disable statistics">
<parameters>
<c:simple-property name="enabled" description="Whether statistics should be enabled or disabled (true/false)"/>
</parameters>
</operation>
- <operation name="RpcManager.resetStatistics" displayName="[RpcManager] Reset statistics" description="Resets statistics gathered by this component">
+ <operation name="CacheLoader.resetStatistics" displayName="[CacheLoader] Reset Statistics" description="Resets statistics gathered by this component">
</operation>
+ <operation name="Cache.start" displayName="[Cache] Starts cache." description="Starts the cache.">
+ </operation>
+ <operation name="Cache.stop" displayName="[Cache] Stops cache." description="Stops the cache.">
+ </operation>
+ <operation name="DeadlockDetectingLockManager.resetStatistics" displayName="[DeadlockDetectingLockManager] Reset statistics" description="Resets statistics gathered by this component">
+ </operation>
+ <operation name="Invalidation.resetStatistics" displayName="[Invalidation] Reset statistics" description="Resets statistics gathered by this component">
+ </operation>
+ <operation name="Invalidation.setStatisticsEnabled" displayName="[Invalidation] Enable/disable statistics" description="Enable/disable statistics">
+ <parameters>
+ <c:simple-property name="enabled" description="Whether statistics should be enabled or disabled (true/false)"/>
+ </parameters>
+ </operation>
+ <operation name="Passivation.resetStatistics" displayName="[Passivation] Reset statistics" description="Resets statistics gathered by this component">
+ </operation>
<operation name="Statistics.resetStatistics" displayName="[Statistics] Reset Statistics (Statistics)" description="Resets statistics gathered by this component">
</operation>
+ <metric property="Activation.Activations" displayName="[Activation] Number of cache entries activated" displayType="detail" units="none" dataType="measurement"
+ description="Number of activation events" />
+ <metric property="Activation.CacheLoaderLoads" displayName="[Activation] Number of cache store loads" displayType="detail" units="none" dataType="measurement"
+ description="Number of entries loaded from cache store" />
+ <metric property="Activation.CacheLoaderMisses" displayName="[Activation] Number of cache store load misses" displayType="detail" units="none" dataType="measurement"
+ description="Number of entries that did not exist in cache store" />
+ <metric property="RpcManager.Members" displayName="[RpcManager] Cluster members" displayType="summary" units="none" dataType="trait"
+ description="List of members in the cluster" />
+ <metric property="RpcManager.StatisticsEnabled" displayName="[RpcManager] Statistics enabled" displayType="detail" units="none" dataType="trait"
+ description="Statistics enabled" />
+ <metric property="RpcManager.ReplicationCount" displayName="[RpcManager] Number of successful replications" displayType="summary" units="none" dataType="measurement"
+ description="Number of successful replications" />
+ <metric property="RpcManager.ReplicationFailures" displayName="[RpcManager] Number of failed replications" displayType="summary" units="none" dataType="measurement"
+ description="Number of failed replications" />
+ <metric property="RpcManager.NodeAddress" displayName="[RpcManager] Network address" displayType="summary" units="none" dataType="trait"
+ description="The network address associated with this instance" />
+ <metric property="RpcManager.PhysicalAddresses" displayName="[RpcManager] Physical network addresses" displayType="summary" units="none" dataType="trait"
+ description="The physical network addresses associated with this instance" />
+ <metric property="RpcManager.ClusterSize" displayName="[RpcManager] Cluster size" displayType="summary" units="none" dataType="measurement"
+ description="Size of the cluster in number of nodes" />
+ <metric property="RpcManager.SuccessRatioFloatingPoint" displayName="[RpcManager] Successful replication ratio" displayType="summary" units="percentage" dataType="measurement"
+ description="Successful replications as a ratio of total replications in numeric double format" />
+ <metric property="RpcManager.AverageReplicationTime" displayName="[RpcManager] Average time spent in the transport layer" displayType="summary" units="milliseconds" dataType="measurement"
+ description="The average time spent in the transport layer, in milliseconds" />
+ <metric property="LockManager.ConcurrencyLevel" displayName="[LockManager] Concurrency level" displayType="detail" units="none" dataType="trait"
+ description="The concurrency level that the MVCC Lock Manager has been configured with." />
+ <metric property="LockManager.NumberOfLocksHeld" displayName="[LockManager] Number of locks held" displayType="detail" units="none" dataType="measurement"
+ description="The number of exclusive locks that are held." />
+ <metric property="LockManager.NumberOfLocksAvailable" displayName="[LockManager] Number of locks available" displayType="detail" units="none" dataType="measurement"
+ description="The number of exclusive locks that are available." />
+ <metric property="DistributionManager.RehashInProgress" displayName="[DistributionManager] Is rehash in progress?" displayType="detail" units="none" dataType="trait"
+ description="Checks whether the node is involved in a rehash." />
+ <metric property="DistributionManager.JoinComplete" displayName="[DistributionManager] Is join completed?" displayType="detail" units="none" dataType="trait"
+ description="If true, the node has successfully joined the grid and is considered to hold state. If false, the join process is still in progress." />
+ <metric property="CacheStore.CacheLoaderStores" displayName="[CacheStore] Number of cache stores" displayType="detail" units="none" dataType="measurement"
+ description="number of cache loader stores" />
<metric property="Transactions.StatisticsEnabled" displayName="[Transactions] Statistics enabled" displayType="detail" units="none" dataType="trait"
description="Statistics enabled" />
<metric property="Transactions.Prepares" displayName="[Transactions] Prepares" displayType="summary" units="none" dataType="measurement"
@@ -135,70 +171,32 @@
description="Number of entries loaded from cache store" />
<metric property="CacheLoader.CacheLoaderMisses" displayName="[CacheLoader] Number of cache store load misses" displayType="detail" units="none" dataType="measurement"
description="Number of entries that did not exist in cache store" />
+ <metric property="Cache.CacheStatus" displayName="[Cache] Cache status" displayType="summary" units="none" dataType="trait"
+ description="Returns the cache status" />
<metric property="Cache.CacheName" displayName="[Cache] Cache name" displayType="summary" units="none" dataType="trait"
description="Returns the cache name" />
- <metric property="Cache.CacheStatus" displayName="[Cache] Cache status" displayType="summary" units="none" dataType="trait"
- description="Returns the cache status" />
- <metric property="Activation.Activations" displayName="[Activation] Number of cache entries activated" displayType="detail" units="none" dataType="measurement"
- description="Number of activation events" />
- <metric property="Activation.CacheLoaderLoads" displayName="[Activation] Number of cache store loads" displayType="detail" units="none" dataType="measurement"
- description="Number of entries loaded from cache store" />
- <metric property="Activation.CacheLoaderMisses" displayName="[Activation] Number of cache store load misses" displayType="detail" units="none" dataType="measurement"
- description="Number of entries that did not exist in cache store" />
- <metric property="LockManager.ConcurrencyLevel" displayName="[LockManager] Concurrency level" displayType="detail" units="none" dataType="trait"
- description="The concurrency level that the MVCC Lock Manager has been configured with." />
- <metric property="LockManager.NumberOfLocksHeld" displayName="[LockManager] Number of locks held" displayType="detail" units="none" dataType="measurement"
- description="The number of exclusive locks that are held." />
- <metric property="LockManager.NumberOfLocksAvailable" displayName="[LockManager] Number of locks available" displayType="detail" units="none" dataType="measurement"
- description="The number of exclusive locks that are available." />
+ <metric property="DeadlockDetectingLockManager.TotalNumberOfDetectedDeadlocks" displayName="[DeadlockDetectingLockManager] Number of total detected deadlocks" displayType="detail" units="none" dataType="measurement"
+ description="Total number of local detected deadlocks" />
+ <metric property="DeadlockDetectingLockManager.DetectedRemoteDeadlocks" displayName="[DeadlockDetectingLockManager] Number of remote transaction that were roll backed due to deadlocks" displayType="detail" units="none" dataType="measurement"
+ description="Number of remote transaction that were roll backed due to deadlocks" />
+ <metric property="DeadlockDetectingLockManager.DetectedLocalDeadlocks" displayName="[DeadlockDetectingLockManager] Number of local transaction that were roll backed due to deadlocks" displayType="detail" units="none" dataType="measurement"
+ description="Number of local transaction that were roll backed due to deadlocks" />
<metric property="DeadlockDetectingLockManager.OverlapWithNotDeadlockAwareLockOwners" displayName="[DeadlockDetectingLockManager] Number of unsolvable deadlock situations" displayType="detail" units="none" dataType="measurement"
- description="Number of situtations when we try to determine a deadlock and the other lock owner is e.g. a local tx. In this scenario we cannot run the deadlock detection mechanism" />
+ description="Number of situations when we try to determine a deadlock and the other lock owner is NOT a transaction. In this scenario we cannot run the deadlock detection mechanism" />
<metric property="DeadlockDetectingLockManager.LocallyInterruptedTransactions" displayName="[DeadlockDetectingLockManager] Number of interrupted local transactions" displayType="detail" units="none" dataType="measurement"
description="Number of locally originated transactions that were interrupted as a deadlock situation was detected" />
- <metric property="DeadlockDetectingLockManager.DetectedRemoteDeadlocks" displayName="[DeadlockDetectingLockManager] Number of detected remote deadlocks" displayType="detail" units="none" dataType="measurement"
- description="Number of remote deadlocks detected" />
- <metric property="DeadlockDetectingLockManager.DetectedLocalDeadlocks" displayName="[DeadlockDetectingLockManager] Number of detected local deadlocks" displayType="detail" units="none" dataType="measurement"
- description="Number of local detected deadlocks" />
- <metric property="DeadlockDetectingLockManager.TotalNumberOfDetectedDeadlocks" displayName="[DeadlockDetectingLockManager] Number of total detected deadlocks" displayType="detail" units="none" dataType="measurement"
- description="Total number of local detected deadlocks" />
<metric property="DeadlockDetectingLockManager.ConcurrencyLevel" displayName="[DeadlockDetectingLockManager] Concurrency level" displayType="detail" units="none" dataType="trait"
description="The concurrency level that the MVCC Lock Manager has been configured with." />
<metric property="DeadlockDetectingLockManager.NumberOfLocksHeld" displayName="[DeadlockDetectingLockManager] Number of locks held" displayType="detail" units="none" dataType="measurement"
description="The number of exclusive locks that are held." />
<metric property="DeadlockDetectingLockManager.NumberOfLocksAvailable" displayName="[DeadlockDetectingLockManager] Number of locks available" displayType="detail" units="none" dataType="measurement"
description="The number of exclusive locks that are available." />
- <metric property="Passivation.Passivations" displayName="[Passivation] Number of cache passivations" displayType="detail" units="none" dataType="measurement"
- description="Number of passivation events" />
<metric property="Invalidation.StatisticsEnabled" displayName="[Invalidation] Statistics enabled" displayType="detail" units="none" dataType="trait"
description="Statistics enabled" />
<metric property="Invalidation.Invalidations" displayName="[Invalidation] Number of invalidations" displayType="detail" units="none" dataType="measurement"
description="Number of invalidations" />
- <metric property="DistributionManager.RehashInProgress" displayName="[DistributionManager] Is rehash in progress?" displayType="detail" units="none" dataType="trait"
- description="Checks whether the node is involved in a rehash." />
- <metric property="DistributionManager.JoinComplete" displayName="[DistributionManager] Is join completed?" displayType="detail" units="none" dataType="trait"
- description="If true, the node has successfully joined the grid and is considered to hold state. If false, the join process is still in progress." />
- <metric property="CacheStore.CacheLoaderStores" displayName="[CacheStore] Number of cache stores" displayType="detail" units="none" dataType="measurement"
- description="number of cache loader stores" />
- <metric property="RpcManager.Members" displayName="[RpcManager] Cluster members" displayType="summary" units="none" dataType="trait"
- description="List of members in the cluster" />
- <metric property="RpcManager.PhysicalAddresses" displayName="[RpcManager] Physical network addresses" displayType="summary" units="none" dataType="trait"
- description="The physical network addresses associated with this instance" />
- <metric property="RpcManager.ReplicationCount" displayName="[RpcManager] Number of successfull replications" displayType="summary" units="none" dataType="measurement"
- description="Number of successful replications" />
- <metric property="RpcManager.ReplicationFailures" displayName="[RpcManager] Number of failed replications" displayType="summary" units="none" dataType="measurement"
- description="Number of failed replications" />
- <metric property="RpcManager.StatisticsEnabled" displayName="[RpcManager] Statistics enabled" displayType="detail" units="none" dataType="trait"
- description="Statistics enabled" />
- <metric property="RpcManager.NodeAddress" displayName="[RpcManager] Network address" displayType="summary" units="none" dataType="trait"
- description="The network address associated with this instance" />
- <metric property="RpcManager.ClusterSize" displayName="[RpcManager] Cluster size" displayType="summary" units="none" dataType="measurement"
- description="Size of the cluster in number of nodes" />
- <metric property="RpcManager.SuccessRatioFloatingPoint" displayName="[RpcManager] Successful replication ratio" displayType="summary" units="percentage" dataType="measurement"
- description="Successful replications as a ratio of total replications in numeric double format" />
- <metric property="RpcManager.AverageReplicationTime" displayName="[RpcManager] Average time spent in the transport layer" displayType="summary" units="milliseconds" dataType="measurement"
- description="The average time spent in the transport layer, in milliseconds" />
- <metric property="Statistics.Stores" displayName="[Statistics] Number of cache puts" displayType="summary" units="none" dataType="measurement"
- description="number of cache attribute put operations" />
+ <metric property="Passivation.Passivations" displayName="[Passivation] Number of cache passivations" displayType="detail" units="none" dataType="measurement"
+ description="Number of passivation events" />
<metric property="Statistics.Hits" displayName="[Statistics] Number of cache hits" displayType="summary" units="none" dataType="measurement"
description="Number of cache attribute hits" />
<metric property="Statistics.Misses" displayName="[Statistics] Number of cache misses" displayType="summary" units="none" dataType="measurement"
@@ -207,12 +205,10 @@
description="Number of cache removal hits" />
<metric property="Statistics.RemoveMisses" displayName="[Statistics] Number of cache removal misses" displayType="summary" units="none" dataType="measurement"
description="Number of cache removals where keys were not found" />
+ <metric property="Statistics.Stores" displayName="[Statistics] Number of cache puts" displayType="summary" units="none" dataType="measurement"
+ description="number of cache attribute put operations" />
<metric property="Statistics.Evictions" displayName="[Statistics] Number of cache evictions" displayType="summary" units="none" dataType="measurement"
description="Number of cache eviction operations" />
- <metric property="Statistics.ElapsedTime" displayName="[Statistics] Seconds since cache started" displayType="summary" units="seconds" dataType="measurement"
- description="Number of seconds since cache started" />
- <metric property="Statistics.NumberOfEntries" displayName="[Statistics] Number of current cache entries" displayType="summary" units="none" dataType="measurement"
- description="Number of entries currently in the cache" />
<metric property="Statistics.HitRatio" displayName="[Statistics] Hit ratio" displayType="summary" units="percentage" dataType="measurement"
description="Percentage hit/(hit+miss) ratio for the cache" />
<metric property="Statistics.ReadWriteRatio" displayName="[Statistics] Read/write ratio" displayType="summary" units="percentage" dataType="measurement"
@@ -221,6 +217,10 @@
description="Average number of milliseconds for a read operation on the cache" />
<metric property="Statistics.AverageWriteTime" displayName="[Statistics] Average write time" displayType="summary" units="milliseconds" dataType="measurement"
description="Average number of milliseconds for a write operation in the cache" />
+ <metric property="Statistics.NumberOfEntries" displayName="[Statistics] Number of current cache entries" displayType="summary" units="none" dataType="measurement"
+ description="Number of entries currently in the cache" />
+ <metric property="Statistics.ElapsedTime" displayName="[Statistics] Seconds since cache started" displayType="summary" units="seconds" dataType="measurement"
+ description="Number of seconds since cache started" />
<metric property="Statistics.TimeSinceReset" displayName="[Statistics] Seconds since cache statistics were reset" displayType="summary" units="seconds" dataType="measurement"
description="Number of seconds since the cache statistics were last reset" />
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