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最新评论
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di1984HIT：
这个是默认的。！
ElasticSearch (3) Java API -- put mapping to index -
di1984HIT：
谢谢，学习了~~~
ElasticSearch (3) Java API -- put mapping to index -
di1984HIT：
写的很好，谢谢啦
ElasticSearch (3) Java API -- put mapping to index -
swzzm：
.............文件加密了,密码了
Hive + Hbase
文章列表
flumeng agent collect log events to flumeng collector
flumeng collector sends data into hbase
flumeng property file is monitored and controlled by JMX
Other MBean Example existing in Flume
ObjectName org.apache.flume.channel:type=fc
ClassName org.apache.flume.instrumentation.ChannelCounter ...
Delete Hbase rows example
$hadoop jar ./sponge-hserver.jar com.citi.sponge.mapreduce.MRDeleteRows -Dtable="elf_log" -DstartKey="10000:1365663164575:88888:testhome" -DstopKey="10000:1365663164575:88890:testhome" -Dquorum="vm-15c2-3bbf.nam.nsroot.net,vm-ab1f-dd2 ...
Spring AOP essentials
1. ProxyFactoryBean is used for declaring AOP
2. ProxyFactory is for programming AOP
3. AspectJFactoryBean is for AspectJ integration
4. For interface, JDK proxy is used
5. For class, CGLib is used
6. Ref InvocationHandler
Defining AOP terminology
ADVICE
In AOP t ...
Spring IOC 容器的两种实现 BeanFactory 和ApplicationContext
DefaultListableBeanFactory作为一个功能完备的默认的IOC容器
ApplicationContext 除了基本的功能外,还支持不同的信息源,访问资源,支持应用事件,提供附加服务;比基本的BeanFactory提供了更高级的形态
IOC容器的初始化过程
1. BeanDefinitioin的Resource定位
对于不同的ApplicationContext,会对应不同的Rsource,例如ClassPathResource,Servle ...
Transactions are critical concept for FlumeNG.
Sources produce events into Channel based on transaction batch size.
Sinks consume events from Channel based on transaction batch size.
It means the batch size is the key for performance tuning.
For agent.
ExecSource is used to collect events an ...
Please ref flume user guide first
http://flume.apache.org/FlumeUserGuide.html
And the Cloudera flume blogs
http://blog.cloudera.com/blog/category/flume/
How to define JAVA_HOME, java options and add our customized lib into flume-ng.
All these information will be defined in FLUME_CONFI_DIR/f ...
Hadoop best practise
- 博客分类：
- hadoop
http://www.infoq.com/cn/articles/hadoop-ten-best-practice
http://www.infoq.com/cn/articles/MapReduce-Best-Practice-1
Gitub change username
- 博客分类：
- 软件综合
http://alvinalexander.com/git/git-show-change-username-email-address
Log Management
- 博客分类：
- 软件综合
http://kibana.org/
http://graylog2.org/
http://www.elasticsearch.org/
http://logstash.net/
http://lucene.apache.org/core/3_6_1/queryparsersyntax.html
http://twitter.github.com/bootstrap/
http://www.williamlong.info/archives/919.html
http://qbox.io/
http://www.searchtb.com/
http://blogread.cn/it/
http://www.cnblogs.com/heaad/
http://blog.javachen.com/
Cloudera Search
http://www.cloudera.com/content/cloudera/en/resources/library/recordedwebinar/big-data-sear ...
http://www.elasticsearch.org/guide/reference/index-modules/allocation.html
#disk usage aware allocator plugin
https://github.com/sonian/elasticsearch-equilibrium
https://groups.google.com/forum/?fromgroups=#!topic/elasticsearch/PT5BZ9jUeJQ
configuration file : $ES_HOME/conf/elasticsearch.yml
cluster.name : PPPPPP
path.conf: /opt/PPPPPP/elasticsearch/conf
index.number_of_replicas : 0
index.number_of_shards : 5
index.analysis.analyzer.default.pattern : "[^\\w]+"
index.analysis.analyzer.default.type : pattern
index.st ...
default mapping file : $ES_HOME/conf/default-mapping.json
{
"_default_" : {
"_ttl" : {
"enabled" : true,
"default" : 7776000000
},
"_source" : {
"enabled" : false
},
" ...
VisualVM home
http://visualvm.java.net/
How to start jstatd
1. go to $JAVA_HOME/bin
vi jstatd.all.policy
2. add below content
grant codebase "file:${java.home}/../lib/tools.jar" {permission java.security.AllPermission;};
3. execute ./jstatd -J-Djava.security.policy=jstatd.all.poli ...
Data Visualization on ES
http://www.elasticsearch.org/blog/2011/05/13/data-visualization-with-elasticsearch-and-protovis.html
Search Engine Indexing
http://en.wikipedia.org/wiki/Index_(search_engine)#Inverted_indices
Faceted Search
http://en.wikipedia.org/wiki/Faceted_search
Informa ...