Versions of the ARMS agent

• Supported the dual-state alert function. This function sets alert rules for metrics with two states only: yes or no.
• Supported Chinese DM database plug-ins.

• Supported JVM metaspace metrics.
• Supported the definition of which HTTP status codes to ignore. By default, status codes greater than 400 are counted as errors. You can also customize a threshold greater than 400.

Upgraded the Fastjson version that is relied on to eliminate security vulnerabilities.

• Supported Dubbo and MariaDB plug-ins.
• Supported capturing the variable values bound to PrepareStatement, which takes effect without restarting the application.
• Optimized memory and fixed several bugs.
• Removed Log4j log dependency to avoid conflicts.

• Supported quantile statistics.
• Optimized functions and fixed several bugs.

• Supported HSF and HTTP calls.
• Optimized functions and fixed several bugs.

• Supported reporting thread metrics when running an application.
• Supported the Spring-Data-Redis plug-in.
• Supported the Druid database connection pool plug-in.

• Introduced the collection of the number of file handles.
• Supported reporting garbage collection (GC) time and instantaneous numbers of times.
• Supported customizing the maximum length of request parameters.

• Supported trace compression.
• Supported creating an application monitoring task without using the console.
• Optimized functions and fixed several bugs.

• Supported one-click access without restarting the application.
• Improved host monitoring and supported the Windows system.
• Supported Spring-webflux.
• Optimized functions and fixed several bugs.

• Supported the gRPC Remote Procedure Call (gRPC) , Thrift, and XMemcached plug-ins.
• Supported topology views of API calls.
• Supported topology views that cover the front end and back end.

• Supported the Lettuce plug-in (JRE 1.8 + ).
• Supported the MongoDB plug-in.
• Supported capturing exception details.

• Supported reporting data of application thread profiling.
• Supported Memcached caching.
• Supported custom configuration of exception filtering.

• Supported WebLogic servers.
• Supported Undertow servers.
• Optimized memory usage by the ARMS agent.
• Shortened the time for starting and loading the ARMS agent.
• Eliminated the occasional problem that JVM monitoring metrics and host monitoring metrics cannot be reported.

• Supported capturing the monitoring metrics of Message Queue for RocketMQ (RocketMQ).
• Supported customizing the monitoring methods.
• Prevented frequent log output in throttling scenarios.
• Supported customizing the maximum length of the method stack.
• Optimized the sampling function by excluding abnormal traces.

• Supported reading custom configuration details.
• Supported retrieving trace information through SDKs.
• Supported capturing JVM metrics such as the thread and GC times, and time consumption.
• Supported monitoring HSF calls.
• Supported capturing host monitoring metrics such as CPU, memory, network, and disk.
• Eliminated the problem that the ./shutdown.sh process may get stuck in the Tomcat environment.

• Supported JVM monitoring, such as reporting heap memory and non-heap memory.
• Supported PlayFrameWork 1.4.4.
• Supported custom configuration of parameters, such as the sampling rate, agent switch, log level, and threshold.

• Supported the PostgreSQL database.
• Supported connecting ARMS with Alibaba Cloud Elastic Compute Service (ECS) instances in each region over the internal network.
• Ended the beta phase of ARMS application monitoring.

• Fixed issues in the transmission of network modules under high concurrency.
• Redesigned the logics for transmission and re-connection.
• Reduced memory usage.
• Fixed several bugs.

• Used the Arms-agent process as the daemon.
• Supported the Redis and MongoDB plug-ins.
• Fixed several bugs.

• Used a new and much more reliable network model.
• Optimized the display of exception information.
• Optimized the memory usage.
• Fixed several bugs.

• Supported the GCC 4.4.7 environment.
• Introduced the TCP connection heartbeat.
• Fixed host monitoring bugs.
• Supported showing the ARMS version by running the php -m command.
• Used DNS to resolve the domain names of collectors.
• Optimized functions and fixed several bugs.

• Supported Laravel 5.x.
• Supported the PDO plug-in.
• Removed unnecessary logs.
• Fixed several bugs.