[
https://issues.apache.org/jira/browse/HDFS-16413?focusedWorklogId=749483&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-749483
]
ASF GitHub Bot logged work on HDFS-16413:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 29/Mar/22 17:24
Start Date: 29/Mar/22 17:24
Worklog Time Spent: 10m
Work Description: tasanuma commented on a change in pull request #3863:
URL: https://github.com/apache/hadoop/pull/3863#discussion_r837704290
##########
File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
##########
@@ -854,6 +865,43 @@ private String reconfSlowDiskParameters(String property,
String newVal)
}
}
+ private String reconfDfsUsageParameters(String property, String newVal)
+ throws ReconfigurationException {
+ String result = null;
+ try {
+ LOG.info("Reconfiguring {} to {}", property, newVal);
+ if (property.equals(FS_DU_INTERVAL_KEY)) {
+ Preconditions.checkNotNull(data, "FsDatasetSpi has not been
initialized.");
+ long interval = (newVal == null ? FS_DU_INTERVAL_DEFAULT :
+ Long.parseLong(newVal));
+ result = Long.toString(interval);
+ List<FsVolumeImpl> volumeList = data.getVolumeList();
+ for (FsVolumeImpl fsVolume : volumeList) {
+ Map<String, BlockPoolSlice> blockPoolSlices =
fsVolume.getBlockPoolSlices();
+ for (Entry<String, BlockPoolSlice> entry :
blockPoolSlices.entrySet()) {
+ entry.getValue().updateDfsUsageConfig(interval, null);
+ }
+ }
+ } else if (property.equals(FS_GETSPACEUSED_JITTER_KEY)) {
+ Preconditions.checkNotNull(data, "FsDatasetSpi has not been
initialized.");
+ long jitter = (newVal == null ? FS_GETSPACEUSED_JITTER_DEFAULT :
+ Long.parseLong(newVal));
+ result = Long.toString(jitter);
+ List<FsVolumeImpl> volumeList = data.getVolumeList();
+ for (FsVolumeImpl fsVolume : volumeList) {
+ Map<String, BlockPoolSlice> blockPoolSlices =
fsVolume.getBlockPoolSlices();
+ for (Entry<String, BlockPoolSlice> entry :
blockPoolSlices.entrySet()) {
+ entry.getValue().updateDfsUsageConfig(null, jitter);
+ }
Review comment:
```suggestion
for (BlockPoolSlice bp : blockPoolSlices.values()) {
bp.updateDfsUsageConfig(null, jitter);
}
```
##########
File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
##########
@@ -854,6 +865,43 @@ private String reconfSlowDiskParameters(String property,
String newVal)
}
}
+ private String reconfDfsUsageParameters(String property, String newVal)
+ throws ReconfigurationException {
+ String result = null;
+ try {
+ LOG.info("Reconfiguring {} to {}", property, newVal);
+ if (property.equals(FS_DU_INTERVAL_KEY)) {
+ Preconditions.checkNotNull(data, "FsDatasetSpi has not been
initialized.");
+ long interval = (newVal == null ? FS_DU_INTERVAL_DEFAULT :
+ Long.parseLong(newVal));
+ result = Long.toString(interval);
+ List<FsVolumeImpl> volumeList = data.getVolumeList();
+ for (FsVolumeImpl fsVolume : volumeList) {
+ Map<String, BlockPoolSlice> blockPoolSlices =
fsVolume.getBlockPoolSlices();
+ for (Entry<String, BlockPoolSlice> entry :
blockPoolSlices.entrySet()) {
+ entry.getValue().updateDfsUsageConfig(interval, null);
+ }
Review comment:
We can make it simpler.
```suggestion
for (BlockPoolSlice bp : blockPoolSlices.values()) {
bp.updateDfsUsageConfig(interval, null);
}
```
##########
File path:
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CachingGetSpaceUsed.java
##########
@@ -154,10 +155,19 @@ boolean running() {
/**
* How long in between runs of the background refresh.
*/
- long getRefreshInterval() {
+ public long getRefreshInterval() {
Review comment:
```suggestion
@VisibleForTesting
public long getRefreshInterval() {
```
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Issue Time Tracking
-------------------
Worklog Id: (was: 749483)
Time Spent: 1.5h (was: 1h 20m)
> Reconfig dfs usage parameters for datanode
> ------------------------------------------
>
> Key: HDFS-16413
> URL: https://issues.apache.org/jira/browse/HDFS-16413
> Project: Hadoop HDFS
> Issue Type: New Feature
> Reporter: tomscut
> Assignee: tomscut
> Priority: Major
> Labels: pull-request-available
> Time Spent: 1.5h
> Remaining Estimate: 0h
>
> Reconfig dfs usage parameters for datanode.
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