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https://issues.apache.org/jira/browse/HIVE-21740?focusedWorklogId=248804&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-248804
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ASF GitHub Bot logged work on HIVE-21740:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 27/May/19 12:45
Start Date: 27/May/19 12:45
Worklog Time Spent: 10m
Work Description: pvary commented on pull request #633: HIVE-21740:
Collect LLAP execution latency metrics
URL: https://github.com/apache/hive/pull/633#discussion_r287777002
##########
File path: common/src/java/org/apache/hadoop/hive/conf/HiveConf.java
##########
@@ -4438,6 +4438,10 @@ private static void
populateLlapDaemonVarsSet(Set<String> llapDaemonVarsSetLocal
LLAP_COLLECT_LOCK_METRICS("hive.llap.lockmetrics.collect", false,
"Whether lock metrics (wait times, counts) are collected for LLAP "
+ "related locks"),
+ LLAP_DECAY_METRIC_SIZE("hive.llap.metrics.decay.size", 1028,
+ "The number of samples to keep in the sampling reservoir"),
+ LLAP_DECAY_METRIC_ALPHA("hive.llap.metrics.decay.alpha", 0.015f,
+ "Exponential decay factor; higher is more biased towards newer
values"),
Review comment:
Removed the alpha since we moved from Decaying to simple window
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Issue Time Tracking
-------------------
Worklog Id: (was: 248804)
Time Spent: 1h 50m (was: 1h 40m)
> Collect LLAP execution latency metrics
> --------------------------------------
>
> Key: HIVE-21740
> URL: https://issues.apache.org/jira/browse/HIVE-21740
> Project: Hive
> Issue Type: New Feature
> Reporter: Peter Vary
> Assignee: Peter Vary
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-21740.2.patch, HIVE-21740.patch
>
> Time Spent: 1h 50m
> Remaining Estimate: 0h
>
> Collect metrics for LLAP task execution times
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