[HDFS-3650] Use MutableQuantiles to provide latency histograms for various operations - ASF JIRA

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Details

Type: Improvement
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: 2.0.0-alpha
Fix Version/s: 2.0.2-alpha
Component/s: None
Labels:
None

Target Version/s:

2.0.2-alpha
Hadoop Flags:

Reviewed

Description

MutableQuantiles provide accurate estimation of various percentiles for a stream of data. Many existing metrics reported by a MutableRate would also benefit from having these percentiles; lets add MutableQuantiles where we think it'd be useful.

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hdfs-3650-3.patch
27/Jul/12 00:12
34 kB
Andrew Wang
hdfs-3650-2.patch
26/Jul/12 19:50
34 kB
Andrew Wang
hdfs-3650-1.patch
24/Jul/12 17:10
30 kB
Andrew Wang

Issue Links

relates to

HADOOP-8541 Better high-percentile latency metrics

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Assignee:: Andrew Wang

Reporter:: Andrew Wang

Votes:: 0 Vote for this issue

Watchers:: 8 Start watching this issue

Dates

Created:: 12/Jul/12 22:39

Updated:: 02/Oct/13 18:03

Resolved:: 27/Jul/12 00:27