[jira] [Updated] (HDFS-15174) Optimize ReplicaCachingGetSpaceUsed by reducing unnecessary io operations
[
https://issues.apache.org/jira/browse/HDFS-15174?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Wei-Chiu Chuang updated HDFS-15174:
---
Resolution: Fixed
Status: Resolved (was: Patch Available)
Patch applies cleanly in trunk branch-3.2 and branch-3.1.
Branch-2.10 will require an update.
> Optimize ReplicaCachingGetSpaceUsed by reducing unnecessary io operations
> -
>
> Key: HDFS-15174
> URL: https://issues.apache.org/jira/browse/HDFS-15174
> Project: Hadoop HDFS
> Issue Type: Improvement
>Reporter: Lisheng Sun
>Assignee: Lisheng Sun
>Priority: Major
> Fix For: 3.3.0, 3.1.4, 3.2.2
>
> Attachments: HDFS-15174-001.patch
>
>
> Calculating the size of each block and the size of the meta file requires io
> operation In ReplicaCachingGetSpaceUsed#refresh(). Pressure on disk
> performance when there are many block. HDFS-14313 is intended to reduce io
> operation. So get block size by ReplicaInfo and meta size by
> DataChecksum#getChecksumSize().
> {code:java}
> @Override
> protected void refresh() {
> if (CollectionUtils.isNotEmpty(replicaInfos)) {
> for (ReplicaInfo replicaInfo : replicaInfos) {
> if (Objects.equals(replicaInfo.getVolume().getStorageID(),
> volume.getStorageID())) {
> dfsUsed += replicaInfo.getBlockDataLength();
> dfsUsed += replicaInfo.getMetadataLength();
> count++;
> }
> }
> }
> }
> {code}
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[jira] [Updated] (HDFS-15174) Optimize ReplicaCachingGetSpaceUsed by reducing unnecessary io operations
[
https://issues.apache.org/jira/browse/HDFS-15174?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Wei-Chiu Chuang updated HDFS-15174:
---
Fix Version/s: 3.2.2
3.1.4
3.3.0
> Optimize ReplicaCachingGetSpaceUsed by reducing unnecessary io operations
> -
>
> Key: HDFS-15174
> URL: https://issues.apache.org/jira/browse/HDFS-15174
> Project: Hadoop HDFS
> Issue Type: Improvement
>Reporter: Lisheng Sun
>Assignee: Lisheng Sun
>Priority: Major
> Fix For: 3.3.0, 3.1.4, 3.2.2
>
> Attachments: HDFS-15174-001.patch
>
>
> Calculating the size of each block and the size of the meta file requires io
> operation In ReplicaCachingGetSpaceUsed#refresh(). Pressure on disk
> performance when there are many block. HDFS-14313 is intended to reduce io
> operation. So get block size by ReplicaInfo and meta size by
> DataChecksum#getChecksumSize().
> {code:java}
> @Override
> protected void refresh() {
> if (CollectionUtils.isNotEmpty(replicaInfos)) {
> for (ReplicaInfo replicaInfo : replicaInfos) {
> if (Objects.equals(replicaInfo.getVolume().getStorageID(),
> volume.getStorageID())) {
> dfsUsed += replicaInfo.getBlockDataLength();
> dfsUsed += replicaInfo.getMetadataLength();
> count++;
> }
> }
> }
> }
> {code}
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[jira] [Updated] (HDFS-15174) Optimize ReplicaCachingGetSpaceUsed by reducing unnecessary io operations
[
https://issues.apache.org/jira/browse/HDFS-15174?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Lisheng Sun updated HDFS-15174:
---
Attachment: HDFS-15174-001.patch
Status: Patch Available (was: Open)
> Optimize ReplicaCachingGetSpaceUsed by reducing unnecessary io operations
> -
>
> Key: HDFS-15174
> URL: https://issues.apache.org/jira/browse/HDFS-15174
> Project: Hadoop HDFS
> Issue Type: Improvement
>Reporter: Lisheng Sun
>Assignee: Lisheng Sun
>Priority: Major
> Attachments: HDFS-15174-001.patch
>
>
> Calculating the size of each block and the size of the meta file requires io
> operation In ReplicaCachingGetSpaceUsed#refresh(). Pressure on disk
> performance when there are many block. HDFS-14313 is intended to reduce io
> operation. So get block size by ReplicaInfo and meta size by
> DataChecksum#getChecksumSize().
> {code:java}
> @Override
> protected void refresh() {
> if (CollectionUtils.isNotEmpty(replicaInfos)) {
> for (ReplicaInfo replicaInfo : replicaInfos) {
> if (Objects.equals(replicaInfo.getVolume().getStorageID(),
> volume.getStorageID())) {
> dfsUsed += replicaInfo.getBlockDataLength();
> dfsUsed += replicaInfo.getMetadataLength();
> count++;
> }
> }
> }
> }
> {code}
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