File Store: Monitoring: Statistics
Use this page to view runtime statistics for this persistent file store.
Column Display
Name Description Create Count Number of create requests issued by this store.
MBean Attribute:
PersistentStoreRuntimeMBean.CreateCount
Read Count Number of read requests issued by this store, including requests that occur during store initialization.
MBean Attribute:
PersistentStoreRuntimeMBean.ReadCount
Update Count Number of update requests issued by this store.
MBean Attribute:
PersistentStoreRuntimeMBean.UpdateCount
Delete Count Number of delete requests issued by this store.
MBean Attribute:
PersistentStoreRuntimeMBean.DeleteCount
Physical Write Count Number of times the store flushed its data to durable storage.
MBean Attribute:
PersistentStoreRuntimeMBean.PhysicalWriteCount
Allocated Window Buffer Bytes The amount of off-heap (native) memory, in bytes, reserved for file store window buffer use.
Applies to synchronous write policies
Direct-Write-With-Cache
andDisabled
but only when the nativewlfileio
library is loaded. See file store configurable attributeMaxWindowBufferSize
for more information.MBean Attribute:
PersistentStoreRuntimeMBean.AllocatedWindowBufferBytes
Allocated IO Buffer Bytes The amount of off-heap (native) memory, in bytes, reserved for file store use. When applicable, this is a multiple of the file store configurable attribute
IOBufferSize
. Applies to synchronous write policiesDirect-Write
andCache-Flush policies
.MBean Attribute:
PersistentStoreRuntimeMBean.AllocatedIoBufferBytes