open source apm monitoring

Xwiki is a powerful open-source Java wiki engine. It supports some popular features such: * Content Management (browsing, editing, previewing, and saving ), * Attachments are supported, * Version control, * Full text search, * Permission management * Using hibernate for data storage, * RSS outputs and displays external RSS feeds, * Multi-language support, * Provides XML/RPC APIs, * Wysiwyg html ed

(The reference product link has been removed )In this series of articles, I will try to develop a fully functional online customer service system, and open it up to Git, and welcome attention.Current progress: initial construction of the development framework, technical verification demo,git address is attached later, please pay attention.In view of the level constraints, it is inevitable to overlook, welcome criticism.The article will be divided into

Apache NiFi is an easy-to-use, powerful and reliable data processing and distribution system. Apache NiFi is designed for data flow. It supports data routing, transformation, and system mediation logic for highly configurable indicators.Architecture:Cluster Manager:Main interface:Key features include: Web-based user interface Seamless experience design, control and monitoring Highly configurable Data loss tolerance and gua

databases, and JDBMonitor is cross-database. Therefore, we certainly cannot use the unique features of these databases. There are also some open-source cross-Database Data Mining engines, but the size is huge and must be more than 50 MB. JDBMonitor is a small tool. To facilitate deployment and use, a basic principle of JDBMontior is to avoid using classes other than JDK as much as possible, so they must no

Article title: open-source network analysis tool TCPTrafficAnalyzer. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Several notable analysis functions of TCP Traffic Analyzer incl

tasks. The pig language layer currently contains a native language, Pig Latin, which was originally designed to be easy to program and ensure scalability. 7. chukwa Apache chukwa is an open-source data collection system that monitors large distributed systems. Built on the HDFS and MAP/reduce frameworks, it inherits the scalability and Stability of hadoop. Chukwa also contains a flexible and powerful tool

Open source database traffic audit MySQL SnifferMy most respected database security product is a traffic-based database audit, because it does not need to change the network structure, and the most critical is that it does not affect the performance of the database server, do not have to earnestly persuade the database administrator to install monitoring software

ObjectiveIn the "Cocoon into a butterfly, open source Networksocket communication Components" after the publication, received a lot of star, thank you! More valuable is that some netizens put forward a lot of good advice, after some time to think, decided to networksocket from the imitation of MVC, continue to imitate Owin, and partial breakthrough, to have their own characteristics and ideas of the communi

── Introduction to distributed computing open-source framework hadoop (I) During the design of the SIP project, we considered using the multi-thread processing mode of task decomposition to analyze statistics for its large logs at the beginning.ArticleTiger concurrent practice-parallel log analysis design and implementation. However, the statistics are still very simple for the time being, so memcache is

"Cloud discussion"-using open-source technology and Azure public cloud services to quickly build cloud-based IoT solutions (below), azureiot This solution is a series of articles, including the first and second articles. In the article "using open-source technologies and Azure public cloud services to quickly build IoT

The role of messaging systems: asynchronous processing, cutting spikes, and reducing coupling between components.Select the messaging system to consider the following aspects of your business needs: is persisted Throughput capacity Highly Available Distributed scaling capabilities Compatible with existing protocols Easy to maintain Other, such as message loss and duplicate processing Avoid single point of failure Load Balancing Common Message system

and painting processes. The panelmanager class is decoupled from the Panel class. To develop a specific panel class, you need to overload the event functions processmousedownevent (), processmouseupevent (), processotherevents (), and processgesture (). The specific panel class can customize its own events, for example, homepanel can customize the monitoring registry message event. panelmanager does not need to make any changes to support this custom

With the mood of chicken move with you introduce a domestic open-source operation and maintenance software triaquae, easy to help you handle most of the operation and maintenance work!Triaquae is a homegrown, Python-based, open-source batch deployment management tool that allows users to manage thousands of remote Linu

-wide version of concurrency control (MVCC).When you start a trade or query at POSTGRES-XL, you will see consistent data across the cluster. When you read your data in a connection, even in the absence of any lock in the other connection,You can update the same table. Thanks to global transaction identifiers and snapshots, these connections are using their own version of the row. The reader and the writer do not block each other.Components Global Transaction Monitor (GTM) Global tr

Asterisk 1 is an open-source telephony Application platform based on the GPLV2 protocol. To put it simply, this is a server-side program that handles dial-out, access, and custom processes for phones .A person uses phone A to call another person who uses phone B. In this scenario, there are two telephone terminals connected to the asterisk system, thus allocating two channels (1.2).Figure 1.2 Two channels r

="+ response.issuccessful () +"\ n"+"code ="+ Response.code ()); }@Override Public void onfailure(Exception e) {Tv_response.settext (E.getmessage ()); }@Override Public void onuiprogress(Progress Progress) {intPro = (int) ((Progress.getcurrentbytes () +0.0)/progress.gettotalbytes () * -);if(Pro >0) {pb.setprogress (pro); } KLOG.D ("Pro ="+ Pro +"getcurrentbytes ="+ progress.getcurrentbytes () +"gettotalbytes ="+ progress.gettotalbytes (

modified)Run unit tests locally to successfully push messagesc) The online cluster deploys a machine to start the beta test and run a 1200W push taskAfter 258 YGC, the use of space in older generations remains low, with only 2% +In addition to observe S0, S1, e Discovery, a YGC after to the swap area basically can meet the storage of survival objects, there will not be a large number of objects promoted to the old area.In addition performance monitoring