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Title | Metric | Unit | Description |
Total data reads and writes | BytesReadAlluxio | Bytes | Total number of bytes read from Alluxio storage reported by all workers |
| BytesReadUfsAll | Bytes | Total number of bytes read by all workers from all Alluxio UFSes |
| BytesWrittenAlluxio | Bytes | Total number of bytes written to Alluxio storage in all workers |
| BytesWrittenUfsAll | Bytes | Total number of bytes written to all Alluxio UFSes by all workers |
Data read and write throughput | BytesReadAlluxioThroughput | Bytes | Data read throughput from Alluxio storage by all workers |
| BytesReadUfsThroughput | Bytes | Read throughput from all Alluxio UFSes by all workers |
| BytesWrittenAlluxioThroughput | Bytes | Data write throughput to Alluxio storage by all workers |
| BytesWrittenUfsThroughput | Bytes | Write throughput to all Alluxio UFSes by all workers |
Worker capacity on tiers | CapacityFree | Bytes | Total number of free bytes on all tiers of all workers |
| CapacityTotal | Bytes | Total capacity on all tiers of all workers |
| CapacityUsed | Bytes | Total number of used bytes on all tiers of all workers |
Total workers | Workers | - | Total number of active workers inside the cluster |
Title | Metric | Unit | Description |
CompleteFile operation | CompleteFileOps | - | Total number of CompleteFile operations |
| FilesCompleted | - | Total number of successful CompleteFile operations |
CreateDirectory operation | CreateDirectoryOps | - | Total number of CreateDirectory operations |
| DirectoriesCreated | - | Total number of successful CreateDirectory operations |
CreateFile operation | CreateFileOps | - | Total number of CreateFile operations |
| FilesCreated | - | Total number of successful CreateFile operations |
Delete operation | DeletePathOps | - | Total number of Delete operations |
| PathsDeleted | - | Total number of successful Delete operations |
FreeFile operation | FreeFileOps | - | Total number of FreeFile operations |
| FilesFreed | - | Total number of successful FreeFile operations |
GetFileBlockInfo operation | GetFileBlockInfoOps | - | Total number of GetFileBlockInfo operations |
| FileBlockInfosGot | - | Total number of successful GetFileBlockInfo operations |
GetFileInfo operation | GetFileInfoOps | - | Total number of GetFileInfo operations |
| FileInfosGot | - | Total number of successful GetFileInfo operations |
GetNewBlock operation | GetNewBlockOps | - | Total number of GetNewBlock operations |
| NewBlocksGot | - | Total number of successful GetNewBlock operations |
Mount operation | MountOps | - | Total number of Mount operations |
| PathsMounted | - | Total number of successful Mount operations |
Unmount operation | UnmountOps | - | Total number of Unmount operations |
| PathsUnmounted | - | Total number of successful Unmount operations |
Rename operation | RenamePathOps | - | Total number of Rename operations |
| PathsRenamed | - | Total number of successful Rename operations |
SetAcl operation | SetAclOps | - | Total number of SetAcl operations |
SetAttribute operation | SetAttributeOps | - | Total number of SetAttribute operations |
Total files | FilesPersisted | - | Total number of successfully persisted files |
| FilesPinned | - | Total number of currently pinned files |
Total file directories | TotalPaths | - | Total number of files and directories in the Alluxio namespace |
GC count | YGC | - | Young GC count |
| FGC | - | Full GC count |
GC time | FGCT | s | Full GC time |
| GCT | s | Garbage collection time |
| YGCT | s | Young GC time |
Memory zone proportion | S0 | % | Percentage of used Survivor 0 memory |
| E | % | Percentage of used Eden memory |
| CCS | % | Percentage of used compressed class space memory |
| S1 | % | Percentage of used Survivor 1 memory |
| O | % | Percentage of used Old memory |
| M | % | Percentage of used Metaspace memory |
JVM memory | MemNonHeapUsedM | MB | Size of NonHeapMemory currently used by JVM |
| MemNonHeapCommittedM | MB | Size of NonHeapMemory currently committed by JVM |
| MemHeapUsedM | MB | Size of HeapMemory currently used by JVM |
| MemHeapCommittedM | MB | Size of HeapMemory currently committed by JVM |
| MemHeapMaxM | MB | Size of HeapMemory configured by JVM |
| MemHeapInitM | MB | Size of initial JVM HeapMem |
| MemNonHeapInitM | MB | Size of initial JVM NonHeapMem |
Title | Metric | Unit | Description |
Async cache request | AsyncCacheDuplicateRequests | - | Total number of duplicate async cache requests received by worker |
| AsyncCacheRequests | - | Total number of async cache requests received by worker |
Async cache blocks | AsyncCacheFailedBlocks | - | Total number of failed async cache blocks in worker |
| AsyncCacheRemoteBlocks | - | Total number of blocks that need to be asynchronously cached from remote sources |
| AsyncCacheSucceededBlocks | - | Total number of blocks that were asynchronously cached successfully in the worker |
| AsyncCacheUfsBlocks | - | Total number of blocks that need to be asynchronously cached from local sources |
Blocks | BlocksAccessed | - | Total number of blocks accessed in worker |
| BlocksCached | - | Total number of blocks used for caching data in worker |
| BlocksCancelled | - | Total number of temporary blocks canceled in worker |
| BlocksDeleted | - | Total number of blocks deleted from worker by external requests |
| BlocksEvicted | - | Total number of blocks evicted from worker |
| BlocksLost | - | Total number of blocks lost in worker |
| BlocksPromoted | - | Total number of blocks moved to a new tier in worker |
Worker capacity on tiers | CapacityFree | Bytes | Total free bytes on all tiers of worker |
| CapacityTotal | Bytes | Total capacity on all tiers of worker |
| CapacityUsed | Bytes | Total used bytes on all tiers of worker |
GC count | YGC | - | Young GC count |
| FGC | - | Full GC count |
GC time | FGCT | s | Full GC time |
| GCT | s | Garbage collection time |
| YGCT | s | Young GC time |
Memory zone proportion | S0 | % | Percentage of used Survivor 0 memory |
| E | % | Percentage of used Eden memory |
| CCS | % | Percentage of used compressed class space memory |
| S1 | % | Percentage of used Survivor 1 memory |
| O | % | Percentage of used Old memory |
| M | % | Percentage of used Metaspace memory |
JVM memory | MemNonHeapUsedM | MB | Size of NonHeapMemory currently used by JVM |
| MemNonHeapCommittedM | MB | Size of NonHeapMemory currently committed by JVM |
| MemHeapUsedM | MB | Size of HeapMemory currently used by JVM |
| MemHeapCommittedM | MB | Size of HeapMemory currently committed by JVM |
| MemHeapMaxM | MB | Size of HeapMemory configured by JVM |
| MemHeapInitM | MB | Size of initial JVM HeapMem |
| MemNonHeapInitM | MB | Size of initial JVM NonHeapMem |
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