Alluxio
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DA-3.5 (stable)
DA-3.5 (stable)
  • Overview
  • Getting Started with K8s
    • Resource Prerequisites and Compatibility
    • Install on Kubernetes
    • Monitoring and Metrics
    • Cluster Administration
    • System Health Check & Quick Recovery
    • Collecting Cluster Information
  • Architecture
    • Alluxio Namespace and Under File System Namespaces
    • I/O Resiliency
    • Worker Management and Consistent Hashing
  • Storage Integrations
    • Amazon AWS S3
    • HDFS
    • Tencent COS
  • Compute Integrations
    • Trino on K8s
    • Spark on K8s
    • Data Lake Connectors
  • Client APIs
    • S3 API
    • Java HDFS-compatible API
  • Caching Operations
    • Cache Preloading
    • Cache Filter Policy
    • Cache Eviction
      • TTL Policy
      • Priority Policy
      • Free CLI Command
  • Resource Management
    • Directory-Based Cluster Quota
    • UFS Bandwidth Limiting
  • Performance Optimizations
    • Read Throughput Via Replicas
    • Reading Large Files
    • Metadata Listing
    • Data Prefetch
  • Security
    • TLS Support
    • Apache Ranger Integration
  • Reference
    • User CLI
    • Metrics
    • S3 API Usage
    • Third Party Licenses
  • Release Notes
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On this page
  • Alluxio Metrics
  • Cache Storage
  • Data Access
  • Distributed Load
  • Process and JVM Metrics
  1. Reference

Metrics

Alluxio Metrics

Cache Storage

Metric
Labels
Type
Component
Description

alluxio_cached_storage_bytes

-

gauge

worker

amount of the cached data

alluxio_cached_capacity_bytes

-

gauge

worker

configured maximum cache storage

alluxio_cached_evicted_data_bytes_total

-

counter

worker

amount of the evicted data

Data Access

Metric
Labels
Type
Component
Description

alluxio_data_access_bytes

method=read/write

histogram

worker

aggregated all data access requests

alluxio_data_throughput_bytes_total

method=read/write

counter

worker

counter of data throughput of all data access

alluxio_meta_operation_total

op=getStatus/listStatus/...

counter

worker

counter of rpc calls of the meta operations

alluxio_cached_data_read_bytes_total

-

counter

worker

number of cache hits in page store

alluxio_missed_data_read_bytes_total

-

counter

worker

number of cache misses in page store

alluxio_ufs_data_access_bytes_total

method=read/write

counter

worker

amount of the ufs access

alluxio_s3_api_throughput_bytes

method=read/write/list

histogram

worker

histogram of s3 IO API throughput

alluxio_s3_api_call_processing

method=GetObject/ListObjects/...

gauge

worker

counter of the s3 API calls that are being processed

Distributed Load

Metric
Labels
Type
Component
Description

alluxio_distributed_load_job_scanned_total

-

counter

coordinator

counter of the inodes scanned in distributed load

alluxio_distributed_load_job_processed_total

-

counter

coordinator

counter of the non empty file copies loaded in distributed load

alluxio_distributed_load_job_skipped_total

-

counter

coordinator

counter of the inodes skipped in distributed load

alluxio_distributed_load_job_failure_total

reason, final_attempt, worker

counter

coordinator

counter of the distributed load failure

alluxio_distributed_load_job_dispatched_size_total

-

counter

coordinator

counter of the bytes dispatched in distributed load

alluxio_distributed_load_job_loaded_bytes_total

-

counter

coordinator

counter of the bytes loaded in distributed load

Process and JVM Metrics

Metric
Labels
Type
Description

process_start_time_seconds

-

gauge

start time of the process since unix epoch in seconds

process_cpu_seconds_total

-

counter

total user and system CPU time spent in seconds

jvm_threads_current

-

gauge

current thread count of a JVM

jvm_memory_used_bytes

area=heap/nonheap

gauge

used bytes of a given JVM memory area

jvm_memory_max_bytes

area=heap/nonheap

gauge

max (bytes) of a given JVM memory area

jvm_gc_collection_seconds

gc="G1 Young Generation"/"G1 Old Generation"/...

summary

time spent in a given JVM garbage collector in seconds

Last updated 1 month ago