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YARN-4434. NodeManager Disk Checker parameter documentation is not correct. Contributed by Weiwei Yang. 

(cherry picked from commit 16dc65811d4e0e7ab61c61295149848fe53ddd89)
This commit is contained in:
Akira Ajisaka 2015-12-09 16:23:58 +09:00
parent d20681896b
commit 6451313560
2 changed files with 4 additions and 1 deletions
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3
hadoop-yarn-project/CHANGES.txt
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@ -1991,6 +1991,9 @@ Release 2.6.3 - UNRELEASED
YARN-4424. Fix deadlock in RMAppImpl. (Jian he via wangda)
YARN-4434. NodeManager Disk Checker parameter documentation is not correct.
(Weiwei Yang via aajisaka)
Release 2.6.2 - 2015-10-28
INCOMPATIBLE CHANGES

2
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/NodeManager.md
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@ -45,7 +45,7 @@ The following configuration parameters can be used to modify the disk checks:
| `yarn.nodemanager.disk-health-checker.enable` | true, false | Enable or disable the disk health checker service |
| `yarn.nodemanager.disk-health-checker.interval-ms` | Positive integer | The interval, in milliseconds, at which the disk checker should run; the default value is 2 minutes |
| `yarn.nodemanager.disk-health-checker.min-healthy-disks` | Float between 0-1 | The minimum fraction of disks that must pass the check for the NodeManager to mark the node as healthy; the default is 0.25 |
| `yarn.nodemanager.disk-health-checker.max-disk-utilization-per-disk-percentage` | Float between 0-100 | The maximum percentage of disk space that may be utilized before a disk is marked as unhealthy by the disk checker service. This check is run for every disk used by the NodeManager. The default value is 100 i.e. the entire disk can be used. |
| `yarn.nodemanager.disk-health-checker.max-disk-utilization-per-disk-percentage` | Float between 0-100 | The maximum percentage of disk space that may be utilized before a disk is marked as unhealthy by the disk checker service. This check is run for every disk used by the NodeManager. The default value is 90 i.e. 90% of the disk can be used. |
| `yarn.nodemanager.disk-health-checker.min-free-space-per-disk-mb` | Integer | The minimum amount of free space that must be available on the disk for the disk checker service to mark the disk as healthy. This check is run for every disk used by the NodeManager. The default value is 0 i.e. the entire disk can be used. |
###External Health Script