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marcuse pushed a commit to branch trunk
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The following commit(s) were added to refs/heads/trunk by this push:
new 9b6e54e Avoid trying to keep track of RTs for endpoints we won't
write to during read repair
9b6e54e is described below
commit 9b6e54ee02dc68a99965f1ea9533fd5e781e4cbe
Author: Marcus Eriksson <marc...@apache.org>
AuthorDate: Mon Aug 31 16:13:27 2020 +0200
Avoid trying to keep track of RTs for endpoints we won't write to during
read repair
Patch by marcuse; reviewed by Benedict Elliott Smith for CASSANDRA-16084
---
CHANGES.txt | 1 +
.../reads/repair/RowIteratorMergeListener.java | 3 +
.../cassandra/distributed/test/ReadRepairTest.java | 72 ++++++++++++++++++++++
3 files changed, 76 insertions(+)
diff --git a/CHANGES.txt b/CHANGES.txt
index 92c6b87..9188115 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,6 +1,7 @@
4.0-beta3
* Add nodetool getfullquerylog (CASSANDRA-15988)
* Fix yaml format and alignment in tpstats (CASSANDRA-11402)
+ * Avoid trying to keep track of RTs for endpoints we won't write to during
read repair (CASSANDRA-16084)
4.0-beta2
* Add addition incremental repair visibility to nodetool repair_admin
(CASSANDRA-14939)
diff --git
a/src/java/org/apache/cassandra/service/reads/repair/RowIteratorMergeListener.java
b/src/java/org/apache/cassandra/service/reads/repair/RowIteratorMergeListener.java
index 12d27d2..2be3bc2 100644
---
a/src/java/org/apache/cassandra/service/reads/repair/RowIteratorMergeListener.java
+++
b/src/java/org/apache/cassandra/service/reads/repair/RowIteratorMergeListener.java
@@ -238,6 +238,9 @@ public class RowIteratorMergeListener<E extends
Endpoints<E>>
for (int i = 0; i < versions.length; i++)
{
+ // we are not collecting a mutation for this version/source, skip;
+ if (!writeBackTo.get(i))
+ continue;
RangeTombstoneMarker marker = versions[i];
// Update what the source now thinks is the current deletion
diff --git
a/test/distributed/org/apache/cassandra/distributed/test/ReadRepairTest.java
b/test/distributed/org/apache/cassandra/distributed/test/ReadRepairTest.java
index f0c82b8..6f91d9b 100644
--- a/test/distributed/org/apache/cassandra/distributed/test/ReadRepairTest.java
+++ b/test/distributed/org/apache/cassandra/distributed/test/ReadRepairTest.java
@@ -21,19 +21,28 @@ package org.apache.cassandra.distributed.test;
import java.net.InetSocketAddress;
import java.util.Iterator;
import java.util.List;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
import org.junit.Test;
+import org.apache.cassandra.db.Keyspace;
import org.apache.cassandra.db.marshal.Int32Type;
import org.apache.cassandra.dht.Murmur3Partitioner;
import org.apache.cassandra.dht.Token;
import org.apache.cassandra.distributed.Cluster;
import org.apache.cassandra.distributed.api.ConsistencyLevel;
+import org.apache.cassandra.distributed.api.Feature;
import org.apache.cassandra.distributed.api.ICluster;
+import org.apache.cassandra.distributed.api.IInstanceConfig;
+import org.apache.cassandra.distributed.api.TokenSupplier;
import org.apache.cassandra.distributed.shared.NetworkTopology;
import org.apache.cassandra.locator.InetAddressAndPort;
+import org.apache.cassandra.net.Verb;
import org.apache.cassandra.service.PendingRangeCalculatorService;
import org.apache.cassandra.service.StorageService;
+import org.apache.cassandra.utils.concurrent.SimpleCondition;
import static org.apache.cassandra.net.Verb.READ_REPAIR_REQ;
import static org.apache.cassandra.net.Verb.READ_REQ;
@@ -179,6 +188,69 @@ public class ReadRepairTest extends TestBaseImpl
}
}
+ @Test
+ public void readRepairRTRangeMovementTest() throws Throwable
+ {
+ ExecutorService es = Executors.newFixedThreadPool(1);
+ String key = "test1";
+ try (Cluster cluster = init(Cluster.build()
+ .withConfig(config ->
config.with(Feature.GOSSIP, Feature.NETWORK)
+
.set("read_request_timeout_in_ms", Integer.MAX_VALUE))
+
.withTokenSupplier(TokenSupplier.evenlyDistributedTokens(4))
+
.withNodeIdTopology(NetworkTopology.singleDcNetworkTopology(4, "dc0", "rack0"))
+ .withNodes(3)
+ .start()))
+ {
+ cluster.schemaChange("CREATE TABLE distributed_test_keyspace.tbl
(\n" +
+ " key text,\n" +
+ " column1 int,\n" +
+ " PRIMARY KEY (key, column1)\n" +
+ ") WITH CLUSTERING ORDER BY (column1 ASC)");
+
+ cluster.forEach(i -> i.runOnInstance(() ->
Keyspace.open(KEYSPACE).getColumnFamilyStore("tbl").disableAutoCompaction()));
+
+ for (int i = 1; i <= 2; i++)
+ {
+ cluster.get(i).executeInternal("DELETE FROM
distributed_test_keyspace.tbl USING TIMESTAMP 50 WHERE key=?;", key);
+ cluster.get(i).executeInternal("DELETE FROM
distributed_test_keyspace.tbl USING TIMESTAMP 80 WHERE key=? and column1 >= ?
and column1 < ?;", key, 10, 100);
+ cluster.get(i).executeInternal("DELETE FROM
distributed_test_keyspace.tbl USING TIMESTAMP 70 WHERE key=? and column1 = ?;",
key, 30);
+ cluster.get(i).flush(KEYSPACE);
+ }
+ cluster.get(3).executeInternal("DELETE FROM
distributed_test_keyspace.tbl USING TIMESTAMP 100 WHERE key=?;", key);
+ cluster.get(3).flush(KEYSPACE);
+
+ // pause the read until we have bootstrapped a new node below
+ SimpleCondition continueRead = new SimpleCondition();
+ SimpleCondition readStarted = new SimpleCondition();
+
cluster.filters().outbound().from(3).to(1,2).verbs(Verb.READ_REQ.id).messagesMatching((i,
i1, iMessage) -> {
+ try
+ {
+ readStarted.signalAll();
+ continueRead.await();
+ }
+ catch (InterruptedException e)
+ {
+ throw new RuntimeException(e);
+ }
+ return false;
+ }).drop();
+ Future<Object[][]> read = es.submit(() -> cluster.coordinator(3)
+ .execute("SELECT *
FROM distributed_test_keyspace.tbl WHERE key=? and column1 >= ? and column1 <=
?",
+
ConsistencyLevel.ALL, key, 20, 40));
+ readStarted.await();
+ IInstanceConfig config = cluster.newInstanceConfig();
+ config.set("auto_bootstrap", true);
+ cluster.bootstrap(config).startup();
+ continueRead.signalAll();
+ read.get();
+ }
+ finally
+ {
+ es.shutdown();
+ }
+ }
+
+
private void consume(Iterator<Object[]> it)
{
while (it.hasNext())
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