[ https://issues.apache.org/jira/browse/FLINK-13856?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
apus66 updated FLINK-13856: --------------------------- Attachment: before.png after.png > Reduce the delete file api when the checkpoint is completed > ----------------------------------------------------------- > > Key: FLINK-13856 > URL: https://issues.apache.org/jira/browse/FLINK-13856 > Project: Flink > Issue Type: Improvement > Components: Runtime / Checkpointing, Runtime / State Backends > Affects Versions: 1.8.1, 1.9.0 > Reporter: andrew.D.lin > Priority: Major > Labels: pull-request-available > Attachments: after.png, before.png, > f6cc56b7-2c74-4f4b-bb6a-476d28a22096.png > > Original Estimate: 48h > Time Spent: 10m > Remaining Estimate: 47h 50m > > When the new checkpoint is completed, an old checkpoint will be deleted by > calling CompletedCheckpoint.discardOnSubsume(). > When deleting old checkpoints, follow these steps: > 1, drop the metadata > 2, discard private state objects > 3, discard location as a whole > In some cases, is it possible to delete the checkpoint folder recursively by > one call? > As far as I know the full amount of checkpoint, it should be possible to > delete the folder directly. -- This message was sent by Atlassian Jira (v8.3.2#803003)