public static class DfsReaderIoStats.Accumulator
extends java.lang.Object
Modifier and Type | Field and Description |
---|---|
(package private) long |
blockCacheHit
Total number of block cache hits.
|
(package private) long |
inflatedBytes
Total number of bytes decompressed.
|
(package private) long |
inflationMicros
Total microseconds spent inflating compressed bytes.
|
(package private) long |
readBitmap
Total number of complete bitmap indexes read into memory.
|
(package private) long |
readBlock
Total number of discrete blocks actually read from pack file(s), that is,
block cache misses.
|
(package private) long |
readBlockBytes
Total number of compressed bytes read during cache misses, as block sized
units.
|
(package private) long |
readBlockMicros
Total microseconds spent reading
readBlock blocks. |
(package private) long |
readIdx
Total number of complete pack indexes read into memory.
|
(package private) long |
readIdxBytes
Total number of bytes read from indexes.
|
(package private) long |
readIdxMicros
Total microseconds spent reading pack or bitmap indexes.
|
(package private) long |
scanPacks
Number of times the reader explicitly called scanPacks.
|
Constructor and Description |
---|
Accumulator() |
long scanPacks
long readIdx
long readBitmap
long readIdxBytes
long readIdxMicros
long blockCacheHit
long readBlock
long readBlockBytes
long readBlockMicros
readBlock
blocks.long inflatedBytes
long inflationMicros