-
Notifications
You must be signed in to change notification settings - Fork 596
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
2 changed files
with
163 additions
and
151 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
160 changes: 160 additions & 0 deletions
160
src/storage/src/hummock/event_handler/uploader/task_manager.rs
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,160 @@ | ||
| // Copyright 2024 RisingWave Labs | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| use super::*; | ||
|
|
||
| #[derive(Debug)] | ||
| pub(super) enum UploadingTaskStatus { | ||
| Spilling, | ||
| Sync(HummockEpoch), | ||
| } | ||
|
|
||
| #[derive(Debug)] | ||
| enum TaskStatus { | ||
| Uploading(UploadingTaskStatus), | ||
| Spilled(Arc<StagingSstableInfo>), | ||
| } | ||
|
|
||
| #[derive(Default, Debug)] | ||
| pub(super) struct TaskManager { | ||
| // newer task at the front | ||
| uploading_tasks: VecDeque<UploadingTask>, | ||
| task_status: HashMap<UploadingTaskId, TaskStatus>, | ||
| } | ||
|
|
||
| impl TaskManager { | ||
| fn add_task(&mut self, task: UploadingTask, status: UploadingTaskStatus) { | ||
| self.task_status | ||
| .insert(task.task_id, TaskStatus::Uploading(status)); | ||
| self.uploading_tasks.push_front(task); | ||
| } | ||
|
|
||
| #[expect(clippy::type_complexity)] | ||
| pub(super) fn poll_task_result( | ||
| &mut self, | ||
| cx: &mut Context<'_>, | ||
| _context: &UploaderContext, | ||
| ) -> Poll< | ||
| Option< | ||
| Result< | ||
| ( | ||
| UploadingTaskId, | ||
| UploadingTaskStatus, | ||
| Arc<StagingSstableInfo>, | ||
| ), | ||
| ErrState, | ||
| >, | ||
| >, | ||
| > { | ||
| if let Some(task) = self.uploading_tasks.back_mut() { | ||
| let result = match self.task_status.get(&task.task_id).expect("should exist") { | ||
| TaskStatus::Uploading(UploadingTaskStatus::Spilling) => { | ||
| let sst = ready!(task.poll_ok_with_retry(cx)); | ||
| self.task_status | ||
| .insert(task.task_id, TaskStatus::Spilled(sst.clone())); | ||
| Ok((task.task_id, UploadingTaskStatus::Spilling, sst)) | ||
| } | ||
| TaskStatus::Uploading(UploadingTaskStatus::Sync(epoch)) => { | ||
| let epoch = *epoch; | ||
| let result = ready!(task.poll_result(cx)); | ||
| let _status = self.task_status.remove(&task.task_id); | ||
| result | ||
| .map(|sst| (task.task_id, UploadingTaskStatus::Sync(epoch), sst)) | ||
| .map_err(|e| ErrState { | ||
| failed_epoch: epoch, | ||
| reason: e.as_report().to_string(), | ||
| }) | ||
| } | ||
| TaskStatus::Spilled(_) => { | ||
| unreachable!("should be uploading task") | ||
| } | ||
| }; | ||
|
|
||
| let _task = self.uploading_tasks.pop_back().expect("non-empty"); | ||
| Poll::Ready(Some(result)) | ||
| } else { | ||
| Poll::Ready(None) | ||
| } | ||
| } | ||
|
|
||
| pub(super) fn abort(self) { | ||
| for task in self.uploading_tasks { | ||
| task.join_handle.abort(); | ||
| } | ||
| } | ||
|
|
||
| pub(super) fn spill( | ||
| &mut self, | ||
| context: &UploaderContext, | ||
| imms: HashMap<LocalInstanceId, Vec<UploaderImm>>, | ||
| ) -> (UploadingTaskId, usize) { | ||
| assert!(!imms.is_empty()); | ||
| let task = UploadingTask::new(imms, context); | ||
| context.stats.spill_task_counts_from_unsealed.inc(); | ||
| context | ||
| .stats | ||
| .spill_task_size_from_unsealed | ||
| .inc_by(task.task_info.task_size as u64); | ||
| info!("Spill data. Task: {}", task.get_task_info()); | ||
| let size = task.task_info.task_size; | ||
| let id = task.task_id; | ||
| self.add_task(task, UploadingTaskStatus::Spilling); | ||
| (id, size) | ||
| } | ||
|
|
||
| pub(super) fn sync( | ||
| &mut self, | ||
| context: &UploaderContext, | ||
| epoch: HummockEpoch, | ||
| spilled_task: BTreeSet<UploadingTaskId>, | ||
| unflushed_payload: UploadTaskInput, | ||
| ) -> (HashSet<UploadingTaskId>, VecDeque<Arc<StagingSstableInfo>>) { | ||
| let mut remaining_tasks = HashSet::new(); | ||
| let total_task_count = if unflushed_payload.is_empty() { | ||
| spilled_task.len() | ||
| } else { | ||
| let task = UploadingTask::new(unflushed_payload, context); | ||
| remaining_tasks.insert(task.task_id); | ||
| self.task_status.insert( | ||
| task.task_id, | ||
| TaskStatus::Uploading(UploadingTaskStatus::Sync(epoch)), | ||
| ); | ||
| self.add_task(task, UploadingTaskStatus::Sync(epoch)); | ||
| spilled_task.len() + 1 | ||
| }; | ||
| let mut uploaded = VecDeque::with_capacity(total_task_count); | ||
|
|
||
| // iterate from small task id to large, which means from old data to new data | ||
| for task_id in spilled_task { | ||
| let status = self.task_status.remove(&task_id).expect("should exist"); | ||
| match status { | ||
| TaskStatus::Uploading(UploadingTaskStatus::Spilling) => { | ||
| self.task_status.insert( | ||
| task_id, | ||
| TaskStatus::Uploading(UploadingTaskStatus::Sync(epoch)), | ||
| ); | ||
| remaining_tasks.insert(task_id); | ||
| } | ||
| TaskStatus::Uploading(UploadingTaskStatus::Sync(_)) => { | ||
| unreachable!("cannot be synced again") | ||
| } | ||
| TaskStatus::Spilled(sst) => { | ||
| self.task_status.remove(&task_id); | ||
| uploaded.push_front(sst); | ||
| } | ||
| } | ||
| } | ||
| (remaining_tasks, uploaded) | ||
| } | ||
| } |