tomcat log analyzer open source

1. Background information Many of the company's platforms generate a large number of logs per day (typically streaming data, such as search engine PV, queries, etc.), and processing these logs requires a specific logging system, in general, these systems need to have the following characteristics: (1) Construct the bridge of application system and analysis system, and decouple the correlation between them; (2) Support near real-time online analysis system and similar to the offline analysis sys

1. Background information Many of the company's platforms generate a large number of logs per day (typically streaming data, such as search engine PV, queries, etc.), and processing these logs requires a specific logging system, in general, these systems need to have the following characteristics: (1) Construct the bridge of application system and analysis system, and decouple the correlation between them; (2) Support near real-time online analysis system and similar to the offline analysis syst

Guide Log for development is very important, whether it is debugging Data View, bug tracking location, data collection statistics, daily routine operation and maintenance, etc., are heavily used. Today introduces the use of the famous open source log library logger, the address of the library: Https://github.com/o

C # high-speed, high-performance, open-source log writing code,1. Requirements The requirement is very simple, that is, writing logs at high speed in C # development. For example, in high concurrency and high traffic, logs must be written. We know that the program is time-consuming when operating the disk. Therefore, writing logs to the disk consumes a certain am

then modify the address in Nginx.# mkdir-p/usr/local/nginx/db/2. Configure login User Password# yum install-y httpd-tools installation htpasswd tool# htpasswd-c/usr/local/nginx/db/passwd.db ElkuserNew Password: Enter passwordRe-type New Password: enter passwordAdding password for user elkuser OK.Re-start NginxAccess test this is in the KIBANA3 version test:650) this.width=650; "class=" AlignCenter size-full wp-image-1198 "src=" http://www.mrliangqi.com/wp-content/uploads/ 2016/05/2016052704.png

, performance comparison and application 4.1, performance comparisonTested and foundUsing the original log4net to write to the log 100,000 data requires:19104 milliseconds. It only takes 251 milliseconds for the data to be queued in the same way.4.2, application 4.2.1, need to register at the start of the program, such as the Global.asax in the ASP. Application_Start registration. public class MvcApplication:System.Web.HttpApplication { p

In the process of Android development and debugging, the use of log is very frequent, a good log tool can save you a lot of time, so klog to write an open source project, hoping to help you improve the efficiency of development, this open

Elasticsearch, Fluentd and Kibana: Open source log search and visualization schemeOffers: Zstack communityObjectiveThe combination of Elasticsearch, Fluentd and Kibana (EFK) enables the collection, indexing, searching, and visualization of log data. The combination is an alternative to commercial software Splunk: Splun

, application monitoring, error alarm, bug management(3) Performance analysis, user behavior analysisSummarizeLog platform after the launch, solve a lot of original problems, it is more and more important, the future of our plans are as follows:(1) More flexible reporting. Kibana solves the underlying reporting requirements, but does not implement a logically complex report. Consider extending the Kibana to support custom charts +kibana mixed dashboard.(2) more powerful alarms. Refer to or combi

I've recently learned a little about elk:ELK consists of three open source tools, Elasticsearch, Logstash and KiabanaOfficial website: https://www.elastic.co/products| Elasticsearch is an open source distributed search engine, it features: distributed, 0 configuration, automatic discovery, Index auto-shard, index copy

Log4cplus is a C + + written open source log system, the function is very comprehensive, using their own development of the project will be more professional,:, this article describes the basic concept of log4cplus, and how to install, configure. ### Profile ### Log4cplus is a C + + written open

Document directory Prerequisites Configure sub-logger Complete configuration file used in the freejudger Project Welcome to join C ++ open-source cross-platform OJ system question determination core freejudger (iii) -- log4cxx uses multiple log files at the same time By Ma Dongliang (cream Loki) One man's war (http://blog.csdn.net/MDL13412)Prerequisites

We already know that OSSIM is one of the few open-source SIEM/security management platforms, and there is no integrated log management (LM) system yet. However, if you want to, you can DIY a log management system and use the latest technologies. First, you need to use logstash to collect logs. It has a long history,