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https://issues.apache.org/jira/browse/GEODE-8958?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17288530#comment-17288530
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ASF GitHub Bot commented on GEODE-8958:
---------------------------------------
nabarunnag commented on a change in pull request #6042:
URL: https://github.com/apache/geode/pull/6042#discussion_r580450722
##########
File path:
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/versions/TombstoneDUnitTest.java
##########
@@ -144,6 +145,75 @@ public void testGetOldestTombstoneTimeReplicate() {
});
}
+ @Test
+ public void testRewriteBadOldestTombstoneTimeReplicateForTimestamp() {
+ VM server1 = VM.getVM(-1);
+ VM server2 = VM.getVM(1);
+
+ final int count = 10;
+
+ server1.invoke(() -> {
+ createCacheAndRegion(RegionShortcut.REPLICATE_PERSISTENT);
+ for (int i = 0; i < count; i++) {
+ region.put("K" + i, "V" + i);
+ }
+ });
+
+ server2.invoke(() -> createCacheAndRegion(RegionShortcut.REPLICATE));
+
+ server1.invoke(() -> {
+ TombstoneService.TombstoneSweeper tombstoneSweeper =
+ ((InternalCache)
cache).getTombstoneService().getSweeper((LocalRegion) region);
+
+ RegionEntry regionEntry = ((LocalRegion) region).getRegionEntry("K0");
+ VersionTag<?> versionTag = regionEntry.getVersionStamp()
+ .asVersionTag();
+ versionTag.setVersionTimeStamp(System.currentTimeMillis() + 100000);
+ TombstoneService.Tombstone modifiedTombstone =
+ new TombstoneService.Tombstone(regionEntry, (LocalRegion) region,
+ versionTag);
+ tombstoneSweeper.tombstones.add(modifiedTombstone);
+ if (tombstoneSweeper.getOldestTombstoneTime() > 0) {
+ System.out.println("We have a problem");
Review comment:
assert checks instead of System outs
##########
File path:
geode-core/src/main/java/org/apache/geode/internal/cache/TombstoneService.java
##########
@@ -749,7 +751,8 @@ protected boolean hasExpired(long
msTillHeadTombstoneExpires) {
testHook_forceExpirationCount--;
return true;
}
- return msTillHeadTombstoneExpires <= 0;
+ // In case
+ return msTillHeadTombstoneExpires <= 0 || msTillHeadTombstoneExpires >
EXPIRY_TIME;
Review comment:
I maybe missing the math but long msTillHeadTombstoneExpires =
oldest.getVersionTimeStamp() + EXPIRY_TIME - now;
the only time msTillHeadTombstoneExpires is greater than EXPIRY_TIME will be
when oldest.timeStamp - now is a postive number. Can this occur?
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> Tombstone expiration: in the event that a version timestamp is too far in the
> future, expire the tombstone
> ----------------------------------------------------------------------------------------------------------
>
> Key: GEODE-8958
> URL: https://issues.apache.org/jira/browse/GEODE-8958
> Project: Geode
> Issue Type: Bug
> Components: core
> Reporter: Mark Hanson
> Assignee: Mark Hanson
> Priority: Major
> Labels: pull-request-available
>
> We are seeing a bug where for some reason, the version timestamp on the
> tombstone is too far into the future to be realistic.
>
> In such a case, we are going to expire the tombstone as soon as we see it.
>
>
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