HDFS Cache Pool Metrics

Metric Name Description Unit CDH Version
cache_needed_across_hdfs_cache_directives Statistics, including the average, minimum, and maximum, of the Cache Needed metric computed across all this entity's HDFS cache directives. bytes CDH 5
cache_used_across_hdfs_cache_directives Statistics, including the average, minimum, and maximum, of the Cache Used metric computed across all this entity's HDFS cache directives. bytes CDH 5
files_cached_across_hdfs_cache_directives Statistics, including the average, minimum, and maximum, of the Files Cached metric computed across all this entity's HDFS cache directives. files CDH 5
files_needed_across_hdfs_cache_directives Statistics, including the average, minimum, and maximum, of the Files Needed metric computed across all this entity's HDFS cache directives. files CDH 5
num_cache_directives The number of HDFS cache directives. Cache Directives CDH 5
total_cache_needed_across_hdfs_cache_directives The sum of the Cache Needed metric computed across all this entity's HDFS cache directives. bytes CDH 5
total_cache_used_across_hdfs_cache_directives The sum of the Cache Used metric computed across all this entity's HDFS cache directives. bytes CDH 5
total_files_cached_across_hdfs_cache_directives The sum of the Files Cached metric computed across all this entity's HDFS cache directives. files CDH 5
total_files_needed_across_hdfs_cache_directives The sum of the Files Needed metric computed across all this entity's HDFS cache directives. files CDH 5