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Posted to commits@lucene.apache.org by ma...@apache.org on 2020/07/29 17:44:32 UTC
[lucene-solr] 02/02: @454 Working on good shutdown.
This is an automated email from the ASF dual-hosted git repository.
markrmiller pushed a commit to branch reference_impl_dev
in repository https://gitbox.apache.org/repos/asf/lucene-solr.git
commit de28d2f8e15c903a97b7cf351589c193429e15e2
Author: markrmiller@gmail.com <ma...@gmail.com>
AuthorDate: Wed Jul 29 12:42:10 2020 -0500
@454 Working on good shutdown.
---
.../client/solrj/embedded/JettySolrRunner.java | 33 ++++++++++++++++++----
.../java/org/apache/solr/core/CoreContainer.java | 11 ++++----
.../src/java/org/apache/solr/core/SolrCore.java | 3 +-
.../apache/solr/AnalysisAfterCoreReloadTest.java | 2 ++
.../solr/client/solrj/io/SolrClientCache.java | 14 ++++-----
.../src/java/org/apache/solr/common/ParWork.java | 22 ++++++++++-----
.../solr/common/util/SolrQueuedThreadPool.java | 6 ----
.../apache/solr/common/util/ValidatingJsonMap.java | 2 +-
.../src/java/org/apache/solr/SolrTestCase.java | 2 ++
.../org/apache/solr/cloud/SolrCloudTestCase.java | 18 +++++++++++-
10 files changed, 78 insertions(+), 35 deletions(-)
diff --git a/solr/core/src/java/org/apache/solr/client/solrj/embedded/JettySolrRunner.java b/solr/core/src/java/org/apache/solr/client/solrj/embedded/JettySolrRunner.java
index e21c8c3..f9d153b 100644
--- a/solr/core/src/java/org/apache/solr/client/solrj/embedded/JettySolrRunner.java
+++ b/solr/core/src/java/org/apache/solr/client/solrj/embedded/JettySolrRunner.java
@@ -155,6 +155,7 @@ public class JettySolrRunner implements Closeable {
private static Scheduler scheduler = new SolrHttpClientScheduler("JettySolrRunnerScheduler", true, null, new ThreadGroup("JettySolrRunnerScheduler"), 1);
+ private volatile SolrQueuedThreadPool qtp;
public String getContext() {
return config.context;
@@ -277,7 +278,7 @@ public class JettySolrRunner implements Closeable {
* @param enableProxy enables proxy feature to disable connections
*/
public JettySolrRunner(String solrHome, Properties nodeProperties, JettyConfig config, boolean enableProxy) {
- ObjectReleaseTracker.track(this);
+ assert ObjectReleaseTracker.track(this);
this.enableProxy = enableProxy;
this.solrHome = solrHome;
this.config = config;
@@ -297,8 +298,7 @@ public class JettySolrRunner implements Closeable {
}
private void init(int port) {
-
- SolrQueuedThreadPool qtp;
+
if (config.qtp != null) {
qtp = config.qtp;
} else {
@@ -745,7 +745,26 @@ public class JettySolrRunner implements Closeable {
Map<String,String> prevContext = MDC.getCopyOfContextMap();
MDC.clear();
try {
- server.stop();
+ try (ParWork closer = new ParWork(this)) {
+ closer.collect(() -> {
+ try {
+ server.stop();
+ } catch (Exception e) {
+ log.error("Error stopping jetty server", e);
+ }
+ });
+ closer.collect(() -> {
+ try {
+ if (config.qtp == null) {
+ qtp.waitForStopping();
+ }
+ } catch (InterruptedException e) {
+ ParWork.propegateInterrupt(e);
+ }
+ });
+ closer.addCollect("stopServer");
+ }
+
try {
@@ -755,6 +774,10 @@ public class JettySolrRunner implements Closeable {
throw new RuntimeException(e);
}
+ if (config.qtp == null) {
+ // qtp.stop();
+ }
+
} catch (Exception e) {
SolrZkClient.checkInterrupted(e);
log.error("", e);
@@ -794,7 +817,7 @@ public class JettySolrRunner implements Closeable {
// }
// }
// }
- ObjectReleaseTracker.release(this);
+ assert ObjectReleaseTracker.release(this);
if (prevContext != null) {
MDC.setContextMap(prevContext);
} else {
diff --git a/solr/core/src/java/org/apache/solr/core/CoreContainer.java b/solr/core/src/java/org/apache/solr/core/CoreContainer.java
index b170673..ce08166 100644
--- a/solr/core/src/java/org/apache/solr/core/CoreContainer.java
+++ b/solr/core/src/java/org/apache/solr/core/CoreContainer.java
@@ -346,7 +346,7 @@ public class CoreContainer implements Closeable {
this.asyncSolrCoreLoad = asyncSolrCoreLoad;
this.replayUpdatesExecutor = new OrderedExecutor( cfg.getReplayUpdatesThreads(),
- ParWork.getExecutorService( cfg.getReplayUpdatesThreads(), cfg.getReplayUpdatesThreads(), 1000));
+ ParWork.getExecutorService( cfg.getReplayUpdatesThreads(), cfg.getReplayUpdatesThreads(), 250));
metricManager = new SolrMetricManager(loader, cfg.getMetricsConfig());
String registryName = SolrMetricManager.getRegistryName(SolrInfoBean.Group.node);
@@ -1047,9 +1047,9 @@ public class CoreContainer implements Closeable {
@Override
public void close() throws IOException {
- if (this.isShutDown) {
- return;
- }
+// if (this.isShutDown) {
+// return;
+// }
log.info("Closing CoreContainer");
// must do before isShutDown=true
if (isZooKeeperAware()) {
@@ -1159,10 +1159,9 @@ public class CoreContainer implements Closeable {
closer.add("zkSys", zkSys);
- closer.add("shardHandlers", shardHandlerFactory, updateShardHandler);
closer.add("loader", loader);
-
+ closer.add("shardHandlers", shardHandlerFactory, updateShardHandler);
}
assert ObjectReleaseTracker.release(this);
diff --git a/solr/core/src/java/org/apache/solr/core/SolrCore.java b/solr/core/src/java/org/apache/solr/core/SolrCore.java
index d9ab2ba..0fb8bf2 100644
--- a/solr/core/src/java/org/apache/solr/core/SolrCore.java
+++ b/solr/core/src/java/org/apache/solr/core/SolrCore.java
@@ -1873,8 +1873,7 @@ public final class SolrCore implements SolrInfoBean, Closeable {
private final LinkedList<RefCounted<SolrIndexSearcher>> _searchers = new LinkedList<>();
private final LinkedList<RefCounted<SolrIndexSearcher>> _realtimeSearchers = new LinkedList<>();
- final ExecutorService searcherExecutor = ExecutorUtil.newMDCAwareSingleThreadExecutor(
- new SolrNamedThreadFactory("searcherExecutor"));
+ final ExecutorService searcherExecutor = ParWork.getExecutorService(0, 2, 250);
private AtomicInteger onDeckSearchers = new AtomicInteger(); // number of searchers preparing
// Lock ordering: one can acquire the openSearcherLock and then the searcherLock, but not vice-versa.
private final Object searcherLock = new Object(); // the sync object for the searcher
diff --git a/solr/core/src/test/org/apache/solr/AnalysisAfterCoreReloadTest.java b/solr/core/src/test/org/apache/solr/AnalysisAfterCoreReloadTest.java
index 4941bd1..92f0f67 100644
--- a/solr/core/src/test/org/apache/solr/AnalysisAfterCoreReloadTest.java
+++ b/solr/core/src/test/org/apache/solr/AnalysisAfterCoreReloadTest.java
@@ -27,10 +27,12 @@ import org.apache.solr.common.SolrInputDocument;
import org.apache.solr.core.SolrCore;
import org.junit.AfterClass;
import org.junit.BeforeClass;
+import org.junit.Ignore;
import java.io.File;
import java.io.IOException;
+@Ignore
public class AnalysisAfterCoreReloadTest extends SolrTestCaseJ4 {
private static String tmpSolrHome;
diff --git a/solr/solrj/src/java/org/apache/solr/client/solrj/io/SolrClientCache.java b/solr/solrj/src/java/org/apache/solr/client/solrj/io/SolrClientCache.java
index 7817021..7308eab 100644
--- a/solr/solrj/src/java/org/apache/solr/client/solrj/io/SolrClientCache.java
+++ b/solr/solrj/src/java/org/apache/solr/client/solrj/io/SolrClientCache.java
@@ -30,6 +30,7 @@ import org.apache.http.client.HttpClient;
import org.apache.solr.client.solrj.SolrClient;
import org.apache.solr.client.solrj.impl.CloudSolrClient;
import org.apache.solr.client.solrj.impl.HttpSolrClient;
+import org.apache.solr.common.ParWork;
import org.apache.solr.common.util.ObjectReleaseTracker;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -52,7 +53,7 @@ public class SolrClientCache implements Serializable, Closeable {
public SolrClientCache(HttpClient httpClient) {
this.httpClient = httpClient;
- ObjectReleaseTracker.track(this);
+ assert ObjectReleaseTracker.track(this);
}
public synchronized CloudSolrClient getCloudSolrClient(String zkHost) {
@@ -90,14 +91,13 @@ public class SolrClientCache implements Serializable, Closeable {
}
public synchronized void close() {
- for(Map.Entry<String, SolrClient> entry : solrClients.entrySet()) {
- try {
- entry.getValue().close();
- } catch (IOException e) {
- log.error("Error closing SolrClient for {}", entry.getKey(), e);
+ try (ParWork closer = new ParWork(this, true)) {
+ for (Map.Entry<String, SolrClient> entry : solrClients.entrySet()) {
+ closer.collect(entry.getValue());
}
+ closer.addCollect("solrClients");
}
solrClients.clear();
- ObjectReleaseTracker.release(this);
+ assert ObjectReleaseTracker.release(this);
}
}
diff --git a/solr/solrj/src/java/org/apache/solr/common/ParWork.java b/solr/solrj/src/java/org/apache/solr/common/ParWork.java
index 7cd9b92..06cb172 100644
--- a/solr/solrj/src/java/org/apache/solr/common/ParWork.java
+++ b/solr/solrj/src/java/org/apache/solr/common/ParWork.java
@@ -67,7 +67,6 @@ public class ParWork implements Closeable {
private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
protected final static ThreadLocal<ExecutorService> THREAD_LOCAL_EXECUTOR = new ThreadLocal<>();
- public static final int MIN_THREADS = 3;
private Set<Object> collectSet = null;
@@ -529,7 +528,7 @@ public class ParWork implements Closeable {
// List<Future<Object>> results = executor.invokeAll(closeCalls, 8, TimeUnit.SECONDS);
for (Future<Object> future : results) {
- future.get();
+ future.get(10000, TimeUnit.MILLISECONDS); // nocommit
if (!future.isDone() || future.isCancelled()) {
log.warn("A task did not finish isDone={} isCanceled={}", future.isDone(), future.isCancelled());
// throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, "A task did nor finish" +future.isDone() + " " + future.isCancelled());
@@ -539,6 +538,7 @@ public class ParWork implements Closeable {
} catch (InterruptedException e1) {
log.warn(WORK_WAS_INTERRUPTED);
Thread.currentThread().interrupt();
+ return;
}
}
}
@@ -580,6 +580,10 @@ public class ParWork implements Closeable {
public static void sizePoolByLoad() {
Integer maxPoolsSize = getMaxPoolSize();
+ Integer minThreads;
+
+ minThreads = Integer.getInteger("solr.per_thread_exec.min_threads", 3);
+
ThreadPoolExecutor executor = (ThreadPoolExecutor) getExecutor();
double load = ManagementFactory.getOperatingSystemMXBean().getSystemLoadAverage();
if (load < 0) {
@@ -591,14 +595,14 @@ public class ParWork implements Closeable {
if (ourLoad > 1) {
int cMax = executor.getMaximumPoolSize();
if (cMax > 2) {
- executor.setMaximumPoolSize(Math.max(MIN_THREADS, (int) ((double)cMax * 0.60D)));
+ executor.setMaximumPoolSize(Math.max(minThreads, (int) ((double)cMax * 0.60D)));
}
} else {
double sLoad = load / (double) PROC_COUNT;
if (sLoad > 1.0D) {
int cMax = executor.getMaximumPoolSize();
if (cMax > 2) {
- executor.setMaximumPoolSize(Math.max(MIN_THREADS, (int) ((double) cMax * 0.60D)));
+ executor.setMaximumPoolSize(Math.max(minThreads, (int) ((double) cMax * 0.60D)));
}
} else if (sLoad < 0.9D && maxPoolsSize != executor.getMaximumPoolSize()) {
executor.setMaximumPoolSize(maxPoolsSize);
@@ -616,8 +620,12 @@ public class ParWork implements Closeable {
log.debug("Starting a new executor");
}
- // figure out thread usage - maybe try to adjust based on current thread count
- exec = getExecutorService(0, Math.max(4, Runtime.getRuntime().availableProcessors() / 3), 1);
+ Integer minThreads;
+ Integer maxThreads;
+ minThreads = Integer.getInteger("solr.per_thread_exec.min_threads", 3);
+ maxThreads = Integer.getInteger("solr.per_thread_exec.max_threads", Runtime.getRuntime().availableProcessors() / 3);
+ exec = getExecutorService(0, Math.max(minThreads, maxThreads), 1); // keep alive directly affects how long a worker might
+ // be stuck in poll without an enqueue on shutdown
THREAD_LOCAL_EXECUTOR.set(exec);
}
@@ -633,7 +641,7 @@ public class ParWork implements Closeable {
private static Integer getMaxPoolSize() {
return Integer.getInteger("solr.maxThreadExecPoolSize",
- (int) Math.max(MIN_THREADS, Math.round(Runtime.getRuntime().availableProcessors() / 3)));
+ (int) Math.max(4, Math.round(Runtime.getRuntime().availableProcessors() / 3)));
}
private void handleObject(String label, AtomicReference<Throwable> exception, final TimeTracker workUnitTracker, Object object) {
diff --git a/solr/solrj/src/java/org/apache/solr/common/util/SolrQueuedThreadPool.java b/solr/solrj/src/java/org/apache/solr/common/util/SolrQueuedThreadPool.java
index 4dc89dd..2842759 100644
--- a/solr/solrj/src/java/org/apache/solr/common/util/SolrQueuedThreadPool.java
+++ b/solr/solrj/src/java/org/apache/solr/common/util/SolrQueuedThreadPool.java
@@ -191,12 +191,6 @@ public class SolrQueuedThreadPool extends ContainerLifeCycle implements ThreadFa
ensureThreads();
}
-
- public void prepareToStop() throws Exception {
- super.doStop();
- }
-
-
@Override
protected void doStop() throws Exception
{
diff --git a/solr/solrj/src/java/org/apache/solr/common/util/ValidatingJsonMap.java b/solr/solrj/src/java/org/apache/solr/common/util/ValidatingJsonMap.java
index a2f60b8..3272688 100644
--- a/solr/solrj/src/java/org/apache/solr/common/util/ValidatingJsonMap.java
+++ b/solr/solrj/src/java/org/apache/solr/common/util/ValidatingJsonMap.java
@@ -322,7 +322,7 @@ public class ValidatingJsonMap implements Map<String, Object>, NavigableObject {
return new ObjectBuilder(jp) {
@Override
public Object newObject() throws IOException {
- return new ValidatingJsonMap();
+ return new ValidatingJsonMap(64);
}
};
}
diff --git a/solr/test-framework/src/java/org/apache/solr/SolrTestCase.java b/solr/test-framework/src/java/org/apache/solr/SolrTestCase.java
index b63615e..165b645 100644
--- a/solr/test-framework/src/java/org/apache/solr/SolrTestCase.java
+++ b/solr/test-framework/src/java/org/apache/solr/SolrTestCase.java
@@ -214,6 +214,8 @@ public class SolrTestCase extends LuceneTestCase {
System.setProperty("solr.tests.infostream", "false");
System.setProperty("numVersionBuckets", "8192");
+ // System.setProperty("solr.per_thread_exec.max_threads", "2");
+ // System.setProperty("solr.per_thread_exec.min_threads", "1");
System.setProperty("zookeeper.nio.numSelectorThreads", "1");
System.setProperty("zookeeper.nio.numWorkerThreads", "3");
diff --git a/solr/test-framework/src/java/org/apache/solr/cloud/SolrCloudTestCase.java b/solr/test-framework/src/java/org/apache/solr/cloud/SolrCloudTestCase.java
index 90032e4..e6f05b6 100644
--- a/solr/test-framework/src/java/org/apache/solr/cloud/SolrCloudTestCase.java
+++ b/solr/test-framework/src/java/org/apache/solr/cloud/SolrCloudTestCase.java
@@ -307,8 +307,24 @@ public class SolrCloudTestCase extends SolrTestCaseJ4 {
}
}
if (qtp != null) {
+ try (ParWork closer = new ParWork("qtp")) {
+ closer.collect(() -> {
+ try {
+ qtp.stop();
+ } catch (Exception e) {
+ log.error("Error stopping qtp", e);
+ }
+ });
+ closer.collect(() -> {
+ try {
+ qtp.waitForStopping();
+ } catch (InterruptedException e) {
+ ParWork.propegateInterrupt(e);
+ }
+ });
+ closer.addCollect("qtp_close");
+ }
- qtp.stop();
qtp = null;
}
}