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Merge branch 'cassandra-3.9' into trunk

This commit is contained in:
T Jake Luciani 2016-08-05 11:54:28 -04:00
parent 4b905bb586 aab33f1170
commit 143d16961a
6 changed files with 325 additions and 1 deletions
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19
CHANGES.txt
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@ -107,6 +107,25 @@ Merged from 3.0:
those static columns in query results (CASSANDRA-12123)
* Avoid digest mismatch with empty but static rows (CASSANDRA-12090)
* Fix EOF exception when altering column type (CASSANDRA-11820)
Merged from 2.2:
* Restore JVM metric export for metric reporters (CASSANDRA-12312)
* Release sstables of failed stream sessions only when outgoing transfers are finished (CASSANDRA-11345)
* Wait for tracing events before returning response and query at same consistency level client side (CASSANDRA-11465)
* cqlsh copyutil should get host metadata by connected address (CASSANDRA-11979)
* Fixed cqlshlib.test.remove_test_db (CASSANDRA-12214)
* Synchronize ThriftServer::stop() (CASSANDRA-12105)
* Use dedicated thread for JMX notifications (CASSANDRA-12146)
* Improve streaming synchronization and fault tolerance (CASSANDRA-11414)
* MemoryUtil.getShort() should return an unsigned short also for architectures not supporting unaligned memory accesses (CASSANDRA-11973)
Merged from 2.1:
* Disable passing control to post-flush after flush failure to prevent data loss (CASSANDRA-11828)
* Allow STCS-in-L0 compactions to reduce scope with LCS (CASSANDRA-12040)
* cannot use cql since upgrading python to 2.7.11+ (CASSANDRA-11850)
* Fix filtering on clustering columns when 2i is used (CASSANDRA-11907)
3.0.8
* Fix potential race in schema during new table creation (CASSANDRA-12083)
* cqlsh: fix error handling in rare COPY FROM failure scenario (CASSANDRA-12070)
* Disable autocompaction during drain (CASSANDRA-11878)
* Add a metrics timer to MemtablePool and use it to track time spent blocked on memory in MemtableAllocator (CASSANDRA-11327)

2
build.xml
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@ -424,6 +424,7 @@
<dependency groupId="org.apache.cassandra" artifactId="cassandra-all" version="${version}" />
<dependency groupId="org.apache.cassandra" artifactId="cassandra-thrift" version="${version}" />
<dependency groupId="io.dropwizard.metrics" artifactId="metrics-core" version="3.1.0" />
<dependency groupId="io.dropwizard.metrics" artifactId="metrics-jvm" version="3.1.0" />
<dependency groupId="com.addthis.metrics" artifactId="reporter-config3" version="3.0.0" />
<dependency groupId="org.mindrot" artifactId="jbcrypt" version="0.3m" />
<dependency groupId="io.airlift" artifactId="airline" version="0.6" />
@ -581,6 +582,7 @@
<dependency groupId="org.yaml" artifactId="snakeyaml"/>
<dependency groupId="org.mindrot" artifactId="jbcrypt"/>
<dependency groupId="io.dropwizard.metrics" artifactId="metrics-core"/>
<dependency groupId="io.dropwizard.metrics" artifactId="metrics-jvm"/>
<dependency groupId="com.addthis.metrics" artifactId="reporter-config3"/>
<dependency groupId="com.thinkaurelius.thrift" artifactId="thrift-server"/>
<dependency groupId="com.clearspring.analytics" artifactId="stream"/>

87
doc/source/operating/metrics.rst
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@ -585,6 +585,93 @@ connectedNativeClients Counter Number of clients connected to this n
connectedThriftClients Counter Number of clients connected to this nodes thrift protocol server
=========================== ============== ===========
JVM Metrics
^^^^^^^^^^^
JVM metrics such as memory and garbage collection statistics can either be accessed by connecting to the JVM using JMX or can be exported using `Metric Reporters`_.
BufferPool
++++++++++
**Metric Name**
``jvm.buffers.<direct|mapped>.<MetricName>``
**JMX MBean**
``java.nio:type=BufferPool name=<direct|mapped>``
========================== ============== ===========
Name Type Description
========================== ============== ===========
Capacity Gauge<Long> Estimated total capacity of the buffers in this pool
Count Gauge<Long> Estimated number of buffers in the pool
Used Gauge<Long> Estimated memory that the Java virtual machine is using for this buffer pool
========================== ============== ===========
FileDescriptorRatio
+++++++++++++++++++
**Metric Name**
``jvm.fd.<MetricName>``
**JMX MBean**
``java.lang:type=OperatingSystem name=<OpenFileDescriptorCount|MaxFileDescriptorCount>``
========================== ============== ===========
Name Type Description
========================== ============== ===========
Usage Ratio Ratio of used to total file descriptors
========================== ============== ===========
GarbageCollector
++++++++++++++++
**Metric Name**
``jvm.gc.<gc_type>.<MetricName>``
**JMX MBean**
``java.lang:type=GarbageCollector name=<gc_type>``
========================== ============== ===========
Name Type Description
========================== ============== ===========
Count Gauge<Long> Total number of collections that have occurred
Time Gauge<Long> Approximate accumulated collection elapsed time in milliseconds
========================== ============== ===========
Memory
++++++
**Metric Name**
``jvm.memory.<heap/non-heap/total>.<MetricName>``
**JMX MBean**
``java.lang:type=Memory``
========================== ============== ===========
Committed Gauge<Long> Amount of memory in bytes that is committed for the JVM to use
Init Gauge<Long> Amount of memory in bytes that the JVM initially requests from the OS
Max Gauge<Long> Maximum amount of memory in bytes that can be used for memory management
Usage Ratio Ratio of used to maximum memory
Used Gauge<Long> Amount of used memory in bytes
========================== ============== ===========
MemoryPool
++++++++++
**Metric Name**
``jvm.memory.pools.<memory_pool>.<MetricName>``
**JMX MBean**
``java.lang:type=MemoryPool name=<memory_pool>``
========================== ============== ===========
Committed Gauge<Long> Amount of memory in bytes that is committed for the JVM to use
Init Gauge<Long> Amount of memory in bytes that the JVM initially requests from the OS
Max Gauge<Long> Maximum amount of memory in bytes that can be used for memory management
Usage Ratio Ratio of used to maximum memory
Used Gauge<Long> Amount of used memory in bytes
========================== ============== ===========
JMX
^^^

202
lib/licenses/metrics-jvm-3.1.0.txt Normal file
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@ -0,0 +1,202 @@
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16
src/java/org/apache/cassandra/service/CassandraDaemon.java
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@ -31,6 +31,14 @@ import javax.management.ObjectName;
import javax.management.StandardMBean;
import javax.management.remote.JMXConnectorServer;
import com.addthis.metrics3.reporter.config.ReporterConfig;
import com.codahale.metrics.Meter;
import com.codahale.metrics.MetricRegistryListener;
import com.codahale.metrics.SharedMetricRegistries;
import com.codahale.metrics.jvm.BufferPoolMetricSet;
import com.codahale.metrics.jvm.FileDescriptorRatioGauge;
import com.codahale.metrics.jvm.GarbageCollectorMetricSet;
import com.codahale.metrics.jvm.MemoryUsageGaugeSet;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
@ -354,6 +362,12 @@ public class CassandraDaemon
logger.info("Trying to load metrics-reporter-config from file: {}", metricsReporterConfigFile);
try
{
// enable metrics provided by metrics-jvm.jar
CassandraMetricsRegistry.Metrics.register("jvm.buffers.", new BufferPoolMetricSet(ManagementFactory.getPlatformMBeanServer()));
CassandraMetricsRegistry.Metrics.register("jvm.gc.", new GarbageCollectorMetricSet());
CassandraMetricsRegistry.Metrics.register("jvm.memory.", new MemoryUsageGaugeSet());
CassandraMetricsRegistry.Metrics.register("jvm.fd.usage", new FileDescriptorRatioGauge());
// initialize metrics-reporter-config from yaml file
URL resource = CassandraDaemon.class.getClassLoader().getResource(metricsReporterConfigFile);
if (resource == null) {
logger.warn("Failed to load metrics-reporter-config, file does not exist: {}", metricsReporterConfigFile);
@ -526,7 +540,7 @@ public class CassandraDaemon
if (nativeTransportService != null)
nativeTransportService.destroy();
StorageService.instance.setRpcReady(false);
// On windows, we need to stop the entire system as prunsrv doesn't have the jsvc hooks
// We rely on the shutdown hook to drain the node
if (FBUtilities.isWindows)