dlmarion commented on code in PR #3911:
URL: https://github.com/apache/accumulo/pull/3911#discussion_r1377784010
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test/src/main/java/org/apache/accumulo/test/functional/BinaryStressIT.java:
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@@ -99,7 +99,15 @@ public void binaryStressTest() throws Exception {
String tableName = getUniqueNames(1)[0];
c.tableOperations().create(tableName);
c.tableOperations().setProperty(tableName,
Property.TABLE_SPLIT_THRESHOLD.getKey(), "10K");
+ // The call below to BinaryIT.runTest will insert enough data that the
table will
+ // eventually split based on the 10k split threshold set above. However,
that may
+ // not occur before the scanner below checks that there are 8 metadata
tablets for
+ // the table. This is because the TabletGroupWatcher runs every 5
seconds, so there
+ // is a race condition that makes this test flaky. Introduce a sleep
after the call
+ // to BinaryIT.runTest, but before the scan, to give the Manager a
chance to split
+ // the table.
BinaryIT.runTest(c, tableName);
+ Thread.sleep(20_000);
Review Comment:
you mean put the entire "scan for 8 tablets in the metadata table" check in
a Wait.for condition?
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