(flink) branch master updated: [FLINK-39164][history] Fix HistoryServerTest by adding delay to avoid identical archive timestamps

[zhuzh]

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zhuzh pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/flink.git


The following commit(s) were added to refs/heads/master by this push:
     new 3cf73f3d809 [FLINK-39164][history] Fix HistoryServerTest by adding 
delay to avoid identical archive timestamps
3cf73f3d809 is described below

commit 3cf73f3d809d18b7f7829447ce719ce4fd8aef4e
Author: Yi Zhang <zhangyi0...@163.com>
AuthorDate: Wed Feb 25 19:24:54 2026 +0800

    [FLINK-39164][history] Fix HistoryServerTest by adding delay to avoid 
identical archive timestamps
---
 .../apache/flink/runtime/webmonitor/history/HistoryServerTest.java  | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git 
a/flink-runtime-web/src/test/java/org/apache/flink/runtime/webmonitor/history/HistoryServerTest.java
 
b/flink-runtime-web/src/test/java/org/apache/flink/runtime/webmonitor/history/HistoryServerTest.java
index 9d5f912fd26..91c213e6d97 100644
--- 
a/flink-runtime-web/src/test/java/org/apache/flink/runtime/webmonitor/history/HistoryServerTest.java
+++ 
b/flink-runtime-web/src/test/java/org/apache/flink/runtime/webmonitor/history/HistoryServerTest.java
@@ -647,6 +647,9 @@ class HistoryServerTest {
                 expectedApplicationAndJobIdsToKeep.add(
                         new Tuple2<>(applicationId, new HashSet<>(jobIds)));
             }
+            // Sleep to ensure archive files have distinct timestamps. 
Identical timestamps can lead
+            // to non-deterministic eviction order, causing test flakiness.
+            Thread.sleep(50);
         }
 
         // one for application itself, numJobsPerApplication for jobs
@@ -716,7 +719,8 @@ class HistoryServerTest {
                                 .collect(Collectors.toList());
                 expectedApplicationAndJobIdsToKeep.add(
                         new Tuple2<>(applicationId, new HashSet<>(jobIds)));
-                // avoid executing too fast, resulting in the same creation 
time of archive files
+                // Sleep to ensure archive files have distinct timestamps. 
Identical timestamps can
+                // lead to non-deterministic eviction order, causing test 
flakiness.
                 Thread.sleep(50);
             }