Hadoop HDFS

Table 1-126 Supported Status and Performance Metrics for Hadoop HDFS

Metric Group Category Name Unit Description

Block Metrics

Capacity

Block Capacity

blocks

Block capacity of HDFS

Block Metrics

Capacity

Blocks With Corrupt Replicas

blocks

Number of blocks with corrupt replicas

Block Metrics

Capacity

Excess Blocks

blocks

Number of excess blocks

Block Metrics

Capacity

Missing Blocks

blocks

Number of missing blocks

Block Metrics

Capacity

Pending Deletion Blocks

blocks

Number of blocks pending deletion

Block Metrics

Capacity

Pending Replication Blocks

blocks

Number of blocks with replication pending

Block Metrics

Capacity

Scheduled Replication Blocks

blocks

Number of blocks with replication currently scheduled

Block Metrics

Capacity

Under-Replicated Blocks

blocks

Number of under-replicated blocks

Block Metrics

Capacity

Expired Heartbeats

NA

Number of expired heartbeats

Application Metrics

Load

Create Rate

ops/sec

Rate of create operations

Application Metrics

Load

Delete Rate

ops/sec

Rate of delete operations

Application Metrics

Load

Rename Rate

ops/sec

Rate of rename operations

Application Metrics

Load

Sync Rate

ops/sec

Rate of sync operations

Application Metrics

Load

File Information Rate

ops/sec

Rate of getFileInfo and getLinkFileInfo operations

Application Metrics

Load

Get Block Locations Rate

ops/sec

Rate of get block location operations

Table 1-127 Supported Status and Performance Metrics for Generic Storage Manager

Metric Group Category Name Unit Description
StorageUtilization Utilization Used Size GB Used size of the managed storage
StorageUtilization Utilization Physical Used Size GB Physical used size of the managed storage
StorageUtilization Utilization Storage Used % Percentage of space used in the storage
StorageUtilization Utilization Physical Storage Used % Percentage of physical space used in the storage

Table 1-128 Status and Performance Metrics for Generic Target

Metric Group Category Name Unit Description
Response Availability Status N/A Status of the target