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HBASE-23977 : Resolve flakes present in TestSlowLogRecorder (#1286) 

Signed-off-by: Nick Dimiduk <ndimiduk@apache.org>
This commit is contained in:
Viraj Jasani 2020-03-19 15:35:49 +05:30
parent 5e764f57a8
commit 481338cc4b
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GPG Key ID: E906DFF511D3E5DB
1 changed files with 92 additions and 62 deletions
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154
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/slowlog/TestSlowLogRecorder.java
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@ -40,7 +40,6 @@ import org.apache.hadoop.hbase.testclassification.MasterTests;
import org.apache.hadoop.hbase.testclassification.MediumTests;
import org.junit.Assert;
import org.junit.ClassRule;
import org.junit.Ignore;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.slf4j.Logger;
@ -62,7 +61,6 @@ import org.apache.hadoop.hbase.shaded.protobuf.generated.TooSlowLog.SlowLogPaylo
* Tests for Online SlowLog Provider Service
*/
@Category({MasterTests.class, MediumTests.class})
@Ignore // Disabled until HBASE-23977 is addressed.
public class TestSlowLogRecorder {
@ClassRule
@ -93,12 +91,14 @@ public class TestSlowLogRecorder {
* @param i index of ringbuffer logs
* @param j data value that was put on index i
* @param slowLogPayloads list of payload retrieved from {@link SlowLogRecorder}
* @return if actual values are as per expectations
*/
private void confirmPayloadParams(int i, int j, List<SlowLogPayload> slowLogPayloads) {
private boolean confirmPayloadParams(int i, int j, List<SlowLogPayload> slowLogPayloads) {
Assert.assertEquals(slowLogPayloads.get(i).getClientAddress(), "client_" + j);
Assert.assertEquals(slowLogPayloads.get(i).getUserName(), "userName_" + j);
Assert.assertEquals(slowLogPayloads.get(i).getServerClass(), "class_" + j);
boolean isClientExpected = slowLogPayloads.get(i).getClientAddress().equals("client_" + j);
boolean isUserExpected = slowLogPayloads.get(i).getUserName().equals("userName_" + j);
boolean isClassExpected = slowLogPayloads.get(i).getServerClass().equals("class_" + j);
return isClassExpected && isClientExpected && isUserExpected;
}
@Test
@ -109,6 +109,7 @@ public class TestSlowLogRecorder {
AdminProtos.SlowLogResponseRequest request =
AdminProtos.SlowLogResponseRequest.newBuilder().setLimit(15).build();
slowLogRecorder.clearSlowLogPayloads();
Assert.assertEquals(slowLogRecorder.getSlowLogPayloads(request).size(), 0);
LOG.debug("Initially ringbuffer of Slow Log records is empty");
@ -124,11 +125,11 @@ public class TestSlowLogRecorder {
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> slowLogRecorder.getSlowLogPayloads(request).size() == 5));
List<SlowLogPayload> slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
confirmPayloadParams(0, 5, slowLogPayloads);
confirmPayloadParams(1, 4, slowLogPayloads);
confirmPayloadParams(2, 3, slowLogPayloads);
confirmPayloadParams(3, 2, slowLogPayloads);
confirmPayloadParams(4, 1, slowLogPayloads);
Assert.assertTrue(confirmPayloadParams(0, 5, slowLogPayloads));
Assert.assertTrue(confirmPayloadParams(1, 4, slowLogPayloads));
Assert.assertTrue(confirmPayloadParams(2, 3, slowLogPayloads));
Assert.assertTrue(confirmPayloadParams(3, 2, slowLogPayloads));
Assert.assertTrue(confirmPayloadParams(4, 1, slowLogPayloads));
// add 2 more records
for (; i < 7; i++) {
@ -140,12 +141,16 @@ public class TestSlowLogRecorder {
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> slowLogRecorder.getSlowLogPayloads(request).size() == 7));
slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
Assert.assertEquals(slowLogPayloads.size(), 7);
confirmPayloadParams(0, 7, slowLogPayloads);
confirmPayloadParams(5, 2, slowLogPayloads);
confirmPayloadParams(6, 1, slowLogPayloads);
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> {
List<SlowLogPayload> slowLogPayloadsList = slowLogRecorder.getSlowLogPayloads(request);
Assert.assertEquals(slowLogPayloadsList.size(), 7);
boolean b1 = confirmPayloadParams(0, 7, slowLogPayloadsList);
boolean b2 = confirmPayloadParams(5, 2, slowLogPayloadsList);
boolean b3 = confirmPayloadParams(6, 1, slowLogPayloadsList);
return b1 && b2 && b3;
})
);
// add 3 more records
for (; i < 10; i++) {
@ -157,12 +162,17 @@ public class TestSlowLogRecorder {
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> slowLogRecorder.getSlowLogPayloads(request).size() == 8));
slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
// confirm ringbuffer is full
Assert.assertEquals(slowLogPayloads.size(), 8);
confirmPayloadParams(7, 3, slowLogPayloads);
confirmPayloadParams(0, 10, slowLogPayloads);
confirmPayloadParams(1, 9, slowLogPayloads);
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> {
List<SlowLogPayload> slowLogPayloadsList = slowLogRecorder.getSlowLogPayloads(request);
// confirm ringbuffer is full
Assert.assertEquals(slowLogPayloadsList.size(), 8);
boolean b1 = confirmPayloadParams(7, 3, slowLogPayloadsList);
boolean b2 = confirmPayloadParams(0, 10, slowLogPayloadsList);
boolean b3 = confirmPayloadParams(1, 9, slowLogPayloadsList);
return b1 && b2 && b3;
})
);
// add 4 more records
for (; i < 14; i++) {
@ -174,22 +184,32 @@ public class TestSlowLogRecorder {
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> slowLogRecorder.getSlowLogPayloads(request).size() == 8));
slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
// confirm ringbuffer is full
Assert.assertEquals(slowLogPayloads.size(), 8);
confirmPayloadParams(0, 14, slowLogPayloads);
confirmPayloadParams(1, 13, slowLogPayloads);
confirmPayloadParams(2, 12, slowLogPayloads);
confirmPayloadParams(3, 11, slowLogPayloads);
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> {
List<SlowLogPayload> slowLogPayloadsList = slowLogRecorder.getSlowLogPayloads(request);
// confirm ringbuffer is full
// confirm ringbuffer is full
Assert.assertEquals(slowLogPayloadsList.size(), 8);
boolean b1 = confirmPayloadParams(0, 14, slowLogPayloadsList);
boolean b2 = confirmPayloadParams(1, 13, slowLogPayloadsList);
boolean b3 = confirmPayloadParams(2, 12, slowLogPayloadsList);
boolean b4 = confirmPayloadParams(3, 11, slowLogPayloadsList);
return b1 && b2 && b3 && b4;
})
);
boolean isRingBufferCleaned = slowLogRecorder.clearSlowLogPayloads();
Assert.assertTrue(isRingBufferCleaned);
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> {
boolean isRingBufferCleaned = slowLogRecorder.clearSlowLogPayloads();
Assert.assertTrue(isRingBufferCleaned);
LOG.debug("cleared the ringbuffer of Online Slow Log records");
LOG.debug("cleared the ringbuffer of Online Slow Log records");
slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
// confirm ringbuffer is empty
Assert.assertEquals(slowLogPayloads.size(), 0);
List<SlowLogPayload> slowLogPayloadsList = slowLogRecorder.getSlowLogPayloads(request);
// confirm ringbuffer is empty
return slowLogPayloadsList.size() == 0;
})
);
}
@ -214,29 +234,35 @@ public class TestSlowLogRecorder {
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> slowLogRecorder.getSlowLogPayloads(request).size() == 14));
List<SlowLogPayload> slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
Assert.assertEquals(slowLogPayloads.size(), 14);
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> {
List<SlowLogPayload> slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
boolean b1 = slowLogPayloads.size() == 14;
// confirm strict order of slow log payloads
confirmPayloadParams(0, 154, slowLogPayloads);
confirmPayloadParams(1, 153, slowLogPayloads);
confirmPayloadParams(2, 152, slowLogPayloads);
confirmPayloadParams(3, 151, slowLogPayloads);
confirmPayloadParams(4, 150, slowLogPayloads);
confirmPayloadParams(5, 149, slowLogPayloads);
confirmPayloadParams(6, 148, slowLogPayloads);
confirmPayloadParams(7, 147, slowLogPayloads);
confirmPayloadParams(8, 146, slowLogPayloads);
confirmPayloadParams(9, 145, slowLogPayloads);
confirmPayloadParams(10, 144, slowLogPayloads);
confirmPayloadParams(11, 143, slowLogPayloads);
confirmPayloadParams(12, 142, slowLogPayloads);
confirmPayloadParams(13, 141, slowLogPayloads);
// confirm strict order of slow log payloads
boolean b2 = confirmPayloadParams(0, 154, slowLogPayloads);
boolean b3 = confirmPayloadParams(1, 153, slowLogPayloads);
boolean b4 = confirmPayloadParams(2, 152, slowLogPayloads);
boolean b5 = confirmPayloadParams(3, 151, slowLogPayloads);
boolean b6 = confirmPayloadParams(4, 150, slowLogPayloads);
boolean b7 = confirmPayloadParams(5, 149, slowLogPayloads);
boolean b8 = confirmPayloadParams(6, 148, slowLogPayloads);
boolean b9 = confirmPayloadParams(7, 147, slowLogPayloads);
boolean b10 = confirmPayloadParams(8, 146, slowLogPayloads);
boolean b11 = confirmPayloadParams(9, 145, slowLogPayloads);
boolean b12 = confirmPayloadParams(10, 144, slowLogPayloads);
boolean b13 = confirmPayloadParams(11, 143, slowLogPayloads);
boolean b14 = confirmPayloadParams(12, 142, slowLogPayloads);
boolean b15 = confirmPayloadParams(13, 141, slowLogPayloads);
return b1 && b2 && b3 && b4 && b5 && b6 && b7 && b8 && b9 && b10 && b11
&& b12 && b13 && b14 && b15;
})
);
boolean isRingBufferCleaned = slowLogRecorder.clearSlowLogPayloads();
Assert.assertTrue(isRingBufferCleaned);
LOG.debug("cleared the ringbuffer of Online Slow Log records");
slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
List<SlowLogPayload> slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
// confirm ringbuffer is empty
Assert.assertEquals(slowLogPayloads.size(), 0);
@ -261,10 +287,12 @@ public class TestSlowLogRecorder {
slowLogRecorder.addSlowLogPayload(rpcLogDetails);
}
Uninterruptibles.sleepUninterruptibly(1, TimeUnit.SECONDS);
List<SlowLogPayload> slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
Assert.assertEquals(slowLogPayloads.size(), 0);
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> {
List<SlowLogPayload> slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
return slowLogPayloads.size() == 0;
})
);
}
@ -286,10 +314,12 @@ public class TestSlowLogRecorder {
slowLogRecorder.addSlowLogPayload(rpcLogDetails);
}
Uninterruptibles.sleepUninterruptibly(1, TimeUnit.SECONDS);
List<SlowLogPayload> slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
Assert.assertEquals(slowLogPayloads.size(), 0);
Assert.assertNotEquals(-1, HBASE_TESTING_UTILITY.waitFor(3000,
() -> {
List<SlowLogPayload> slowLogPayloads = slowLogRecorder.getSlowLogPayloads(request);
return slowLogPayloads.size() == 0;
})
);
conf.setBoolean(HConstants.SLOW_LOG_BUFFER_ENABLED_KEY, true);
}