[flink] branch master updated: [FLINK-27825][docs] Update the doc of aligned checkpoint timeout

[pn...@apache.org]

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The following commit(s) were added to refs/heads/master by this push:
     new 317b230821a [FLINK-27825][docs] Update the doc of aligned checkpoint timeout
317b230821a is described below

commit 317b230821a011c1e9afb0e9757342b050a9a990
Author: fanrui <19...@gmail.com>
AuthorDate: Sat May 28 18:04:26 2022 +0800

    [FLINK-27825][docs] Update the doc of aligned checkpoint timeout
---
 docs/content.zh/docs/ops/state/checkpointing_under_backpressure.md | 4 ++--
 docs/content/docs/ops/state/checkpointing_under_backpressure.md    | 6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/docs/content.zh/docs/ops/state/checkpointing_under_backpressure.md b/docs/content.zh/docs/ops/state/checkpointing_under_backpressure.md
index 8ec999dbf3b..15a9be9ff12 100644
--- a/docs/content.zh/docs/ops/state/checkpointing_under_backpressure.md
+++ b/docs/content.zh/docs/ops/state/checkpointing_under_backpressure.md
@@ -111,8 +111,8 @@ env.getCheckpointConfig().setAlignedCheckpointTimeout(Duration.ofSeconds(30));
 execution.checkpointing.aligned-checkpoint-timeout: 30 s
 ```
 
-在启动时，每个 Checkpoint 仍将作为对齐 Checkpoint 开始，但是如果全局 Checkpoint 开始的时间和某个子任务上 Checkpoint
-开始的时间相差超过了对齐 Checkpoint 的超时时间，那么 Checkpoint 将会作为非对齐 Checkpoint 处理。
+在启动时，每个 Checkpoint 仍然是 aligned checkpoint，但是当全局 Checkpoint 持续时间超过
+`aligned-checkpoint-timeout` 时， 如果 aligned checkpoint 还没完成，那么 Checkpoint 将会转换为 Unaligned Checkpoint。
 
 ### 限制
 
diff --git a/docs/content/docs/ops/state/checkpointing_under_backpressure.md b/docs/content/docs/ops/state/checkpointing_under_backpressure.md
index 15d2f9aa0bb..8fb43b60f13 100644
--- a/docs/content/docs/ops/state/checkpointing_under_backpressure.md
+++ b/docs/content/docs/ops/state/checkpointing_under_backpressure.md
@@ -122,9 +122,9 @@ or in the `flink-conf.yml` configuration file:
 execution.checkpointing.aligned-checkpoint-timeout: 30 s
 ```
 
-When activated, each checkpoint will still begin as an aligned checkpoint, but if the time between
-the start of the global checkpoint and the start of the checkpoint on a subtask exceeds the aligned
-checkpoint timeout, then the checkpoint will proceed as an unaligned checkpoint.
+When activated, each checkpoint will still begin as an aligned checkpoint, but when the global
+checkpoint duration exceeds the `aligned-checkpoint-timeout`, if the aligned checkpoint has not
+completed, then the checkpoint will proceed as an unaligned checkpoint.
 
 ### Limitations