diff --git a/CHANGES.txt b/CHANGES.txt index 43d28f3f68..5df8b2fd3d 100644 --- a/CHANGES.txt +++ b/CHANGES.txt @@ -74,6 +74,25 @@ 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) diff --git a/build.xml b/build.xml index f16d917b82..a511c6c2bc 100644 --- a/build.xml +++ b/build.xml @@ -423,6 +423,7 @@ + @@ -580,6 +581,7 @@ + diff --git a/doc/source/operating/metrics.rst b/doc/source/operating/metrics.rst index 5884cad3b5..6df1b71fb7 100644 --- a/doc/source/operating/metrics.rst +++ b/doc/source/operating/metrics.rst @@ -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..`` + +**JMX MBean** + ``java.nio:type=BufferPool name=`` + +========================== ============== =========== +Name Type Description +========================== ============== =========== +Capacity Gauge Estimated total capacity of the buffers in this pool +Count Gauge Estimated number of buffers in the pool +Used Gauge Estimated memory that the Java virtual machine is using for this buffer pool +========================== ============== =========== + +FileDescriptorRatio ++++++++++++++++++++ + +**Metric Name** + ``jvm.fd.`` + +**JMX MBean** + ``java.lang:type=OperatingSystem name=`` + +========================== ============== =========== +Name Type Description +========================== ============== =========== +Usage Ratio Ratio of used to total file descriptors +========================== ============== =========== + +GarbageCollector +++++++++++++++++ + +**Metric Name** + ``jvm.gc..`` + +**JMX MBean** + ``java.lang:type=GarbageCollector name=`` + +========================== ============== =========== +Name Type Description +========================== ============== =========== +Count Gauge Total number of collections that have occurred +Time Gauge Approximate accumulated collection elapsed time in milliseconds +========================== ============== =========== + +Memory +++++++ + +**Metric Name** + ``jvm.memory..`` + +**JMX MBean** + ``java.lang:type=Memory`` + +========================== ============== =========== +Committed Gauge Amount of memory in bytes that is committed for the JVM to use +Init Gauge Amount of memory in bytes that the JVM initially requests from the OS +Max Gauge Maximum amount of memory in bytes that can be used for memory management +Usage Ratio Ratio of used to maximum memory +Used Gauge Amount of used memory in bytes +========================== ============== =========== + +MemoryPool +++++++++++ + +**Metric Name** + ``jvm.memory.pools..`` + +**JMX MBean** + ``java.lang:type=MemoryPool name=`` + +========================== ============== =========== +Committed Gauge Amount of memory in bytes that is committed for the JVM to use +Init Gauge Amount of memory in bytes that the JVM initially requests from the OS +Max Gauge Maximum amount of memory in bytes that can be used for memory management +Usage Ratio Ratio of used to maximum memory +Used Gauge Amount of used memory in bytes +========================== ============== =========== + JMX ^^^ diff --git a/lib/licenses/metrics-jvm-3.1.0.txt b/lib/licenses/metrics-jvm-3.1.0.txt new file mode 100644 index 0000000000..e4ba40426d --- /dev/null +++ b/lib/licenses/metrics-jvm-3.1.0.txt @@ -0,0 +1,202 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright 2010-2012 Coda Hale and Yammer, Inc. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/lib/metrics-jvm-3.1.0.jar b/lib/metrics-jvm-3.1.0.jar new file mode 100644 index 0000000000..1e941f8360 Binary files /dev/null and b/lib/metrics-jvm-3.1.0.jar differ diff --git a/src/java/org/apache/cassandra/service/CassandraDaemon.java b/src/java/org/apache/cassandra/service/CassandraDaemon.java index 0151208dba..cd98af0c09 100644 --- a/src/java/org/apache/cassandra/service/CassandraDaemon.java +++ b/src/java/org/apache/cassandra/service/CassandraDaemon.java @@ -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; @@ -350,6 +358,12 @@ 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); @@ -522,7 +536,7 @@ 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())