All Products
Search

This Product

    Application Real-Time Monitoring Service:Release notes of the ARMS agent for Java

    Document Center

    Application Real-Time Monitoring Service:Release notes of the ARMS agent for Java

    Last Updated:Apr 15, 2024

    This topic describes the release notes of the Application Real-Time Monitoring Service (ARMS) agent for Java.

    View the version of an ARMS agent for Java

    1. Log on to the ARMS console.

    2. In the left-side navigation pane, choose Application Monitoring > Agent Management. On the page that appears, click the Agent Online Status tab, and then select a region in the top navigation bar.

    3. On the Agent Online Status tab, view all versions that have been released since September 2021.

      ARMS allows you to download the installation packages of two versions that have recently been released. We recommend that you install the agent of the latest version.

    Release history

    Version

    Release date

    Description

    3.1.4

    January 4, 2024

    • JDK 21 is supported.

    • The hotspot code feature can be used with the continuous profiling feature to diagnose slow traces.

    • The logic and success rate of importing data collected by the agent are optimized.

    • The CPU and memory overheads of the agent, and the size of the old generation consumed by objects are reduced.

    • The Vert.x WebServer component V4.X is provided. The bug that the XXL-JOB and OceanBase plug-ins may fail is fixed.

    2.9.1.2

    October 12, 2023

    • The Spring 6.0 and Spring Boot 3.0 components are supported.

    • The PostgreSQL component V42.3.2 and later is supported.

    • Vert.x V3.3 to V3.9 is supported.

    • Metrics may be missing when you use RedisTemplate to call the Jedis component. The bug is fixed.

    • The asynchronous context of a trace may fail to be passed through when Reactor is used. The bug is fixed.

    • The bug that the instrumentation code of the Kafka client may be overwritten is fixed.

    2.9.0

    July 13, 2023

    • By default, Java Virtual Machine (JVM) system parameters, Kubernetes YAML files, and method input parameters collected from applications can be desensitized.

    • The metrics of the Z Garbage Collector (ZGC) can be displayed.

    • Exceptions caught by the try...catch statement can be excluded from statistics.

    • The bug that host IP addresses may fail to be obtained is fixed.

    • The instrumentation of Reactor Netty is optimized. The number of requests and response time can be accurately recorded.

    2.8.3

    March 31, 2023

    • The following components are supported: SequoiaDB, Informix, ElasticJob, OceanBase, and Db2.

    • The CPU and memory diagnostics capabilities are supported in regions outside the Chinese mainland.

    • The memory snapshot feature is replaced with the Alibaba Cloud Application Troubleshooting Platform (ATP) solution.

    • JDK 8, JDK 11, and JDK 17 are supported.

    2.7.3.5

    July 27, 2022

    • JDK 8 and earlier, and JDK 11 are supported by the ARMS agent for Java V2.7.3.5. Only JDK 17 is supported by the ARMS agent for Java V2.7.3.5-jdk17.

    • The overall performance of the agent is optimized.

    • The bugs of Lambda support in JDK 11 and Lettuce support are fixed.

    2.7.1.4

    April 26, 2022

    • Bean instrumentation of SpringMongoDB, ShardingJDBC, and Dubbo, and tracing for future scenarios are supported. Metrics returned by Lettuce are supported.

    • RASP Application Security is enabled by default. Logs can be collected by using an agent. The CPU utilization of processes can be obtained. Startup analysis, dependency information, and configuration information are supported.

    • The performance of the agent is optimized and the success rate of data reporting is improved. Some known bugs are fixed, such as Spring security vulnerabilities, SQL dimension divergence, and inaccurate sample rate of the Basic Edition.

    2.7.1.3

    October 18, 2021

    • XXL-JOB, SchedulerX, Elasticsearch, and Eclipse Vert.x are supported.

    • Arthas diagnostics, client-side custom sampling, application anti-DDoS protection, and risky component detection are supported.

    • Metrics such as JDBC fetch size and Redis hit ratio are supported. Pooled monitoring is optimized. The user experience for some asynchronous scenarios is optimized.

    2.7.1.2

    September 17, 2021

    • Plug-ins such as Kafka, RocketMQ, and Sofa are supported. Thread pool monitoring is supported. The trace information is displayed in the ARMS console. Function Compute scenarios are supported. URL convergence based on Spring annotations is supported.

    • Canary release is supported for Dubbo, Spring Cloud, and Spring Cloud Gateway. Registry migration is supported for Nacos and Eureka. Graceful service degradation is supported. Zone affinity is supported for Dubbo and Spring Cloud.

    • The startup time and memory usage are optimized. Some bugs related to memory snapshots, thread diagnostics, data reporting, and SDKs are fixed. Some security vulnerabilities are fixed.

    2.7.1.1

    August 14, 2020

    • NoSQL monitoring is supported.

    • Routing of microservice tags is supported.

    • Compression for N + 1 invocations is supported.

    • The network connection bug of Alibaba Finance Cloud is fixed, and the memory usage is optimized.

    2.7.1

    July 16, 2020

    • The latest version of the Jedis plug-in is supported to fix the bug that topology maps are not recognized by ApsaraDB for Redis clusters.

    2.7.0

    May 20, 2020

    • Sub-services of microservices are supported.

    2.6.2

    May 20, 2020

    • Business monitoring is supported.

    2.6.1.2

    March 19, 2020

    • Microservice authentication is supported.

    • Graceful disconnection for microservices is supported.

    2.6.1.1

    March 16, 2020

    • Components such as Spring Cloud Gateway and Spring Webflux are supported.

    2.6.1

    February 14, 2020

    • Microservice metadata can be obtained.

    2.6.0.2

    January 2, 2020

    • A new version of exception analysis is provided.

    • Issues related to the Thrift plug-in are fixed.

    2.6.0

    December 17, 2019

    • Asynchronous trace is supported.

    • The invocation parameters of Dubbo and HSFProvider are recorded.

    • Some existing plug-in bugs are fixed.

    2.5.9.5

    November 28, 2019

    • The jfinal-undertow plug-in is supported.

    • Some bugs are fixed, such as the failure to obtain Dubbo thread profiling data.

    2.5.9.3

    November 25, 2019

    • Managed Service for OpenTelemetry is integrated with ARMS.

    • Some bugs are fixed, and the agent performance is optimized.

    2.5.9

    September 6, 2019

    • The denial of service (DoS) vulnerability of FastJson is fixed.

    • The logic that is used to obtain the IP addresses of network interface controllers is modified.

    2.5.8

    August 2, 2019

    • The dual-state alerting feature is supported. Alert rules can be configured for metrics that have only two states: yes and no, or being and not being.

    • The plug-ins of Dameng Database (a database service provided by a Chinese company) are supported.

    2.5.7.2

    July 30, 2019

    • Metrics of JVM Metaspace are supported.

    • HTTP status codes to be ignored can be customized. By default, all HTTP status codes greater than 400 are counted as errors. To ignore specific HTTP status codes greater than 400 so that they are not counted as errors, you can specify them in value. For more information, see Customize application settings.

    2.5.7

    July 11, 2019

    The dependent Fastjson version that has security vulnerabilities is upgraded.

    2.5.6.1

    June 28, 2019

    • Dubbo and MariaDB plug-ins are supported.

    • Bound SQL values can be obtained by custom configurations. The variable values bound to PrepareStatement can be captured. The variable values take effect without the need to restart the application. For more information, see Customize application settings.

    • Memory is optimized and some bugs are fixed.

    • The dependency on Log4j is removed to prevent conflicts.

    2.5.6

    June 7, 2019

    • Quantile statistics are supported.

    • Features of the agent are optimized, and some bugs are fixed.

    2.5.5

    June 3, 2019

    • HSF and HTTP calls are supported.

    • Features of the agent are optimized, and some bugs are fixed.

    2.5.3

    March 15, 2019

    • Thread metrics can be reported when applications are running.

    • The Spring-Data-Redis plug-in is supported.

    • The plug-in of the Druid database connection pool is supported.

    2.5.2

    February 21, 2019

    • The number of file handles can be collected.

    • Instantaneous values for garbage collection (GC) time and for the number of GC operations can be reported.

    • The maximum length of request parameters can be customized. For more information, see Customize application settings.

    2.5.1

    January 14, 2019

    • Trace compression is supported. For more information, see Customize application settings.

    • Application monitoring jobs can be created without the need to use the ARMS console.

    • Features of the agent are optimized, and some bugs are fixed.

    2.5.0

    December 28, 2018

    • The agent can be connected without the need to restart the application.

    • Host monitoring is improved and the Windows operating system is supported.

    • Supported Spring-webflux.

    • Features of the agent are optimized, and some bugs are fixed.

    2.4.6

    October 26, 2018

    • The Google Remote Procedure Call (gRPC), Thrift, and XMemcached plug-ins are supported.

    • Topology views of API calls are supported.

    • Topology views that cover the frontend and backend are supported.

    2.4.5

    September 17, 2018

    • The Lettuce plug-in (JRE version 1.8 or later) is supported.

    • The MongoDB plug-in is supported.

    • Exception details can be captured.

    2.4.4

    August 6, 2018

    • Thread profiling data of applications can be reported.

    • Memcached caching is supported.

    • Exception filtering can be customized. For more information, see Customize application settings.

    2.4.3.1

    June 29, 2018

    • WebLogic servers are supported.

    • Undertow servers are supported.

    • Memory usage of the agent is optimized.

    • The time required to start and load the agent is shortened.

    • The bug that JVM monitoring and host monitoring metrics cannot be reported is fixed.

    2.4.3

    May 18, 2018

    • The monitoring metrics of Message Queue for Apache RocketMQ can be captured.

    • Monitoring methods can be customized.

    • The bug of frequent log output in throttling scenarios is fixed.

    • The maximum length of the method stack can be customized. For more information, see Customize application settings.

    • The sampling feature is optimized. Abnormal traces are excluded.

    2.4.2

    April 19, 2018

    • Custom configuration details can be read.

    • Trace information can be retrieved by using SDKs.

    • JVM metrics such as threads, the number of GC operations, and the duration of GC operations can be collected.

    • HSF calls can be monitored.

    • Host monitoring metrics related to CPU, memory, networks, and disks can be collected.

    • The bug that the ./shutdown.sh process may be stuck in the Tomcat environment is fixed.

    2.4.1

    March 24, 2018

    • JVM monitoring, such as the reporting of heap memory and non-heap memory is supported.

    • Play Framework 1.4.4 is supported.

    • The sampling rate, agent switch, log level, and threshold can be configured. For more information, see Customize application settings.

    2.4.0

    February 14, 2018

    • PostgreSQL databases are supported.

    • ARMS can be connected to Alibaba Cloud Elastic Compute Service (ECS) instances in each region over the internal network.

    • ARMS Application Monitoring is available for commercial use.