??xml version="1.0" encoding="utf-8" standalone="yes"?>天堂在线免费av,精品久久对白,中文不卡1区2区3区http://www.aygfsteel.com/waterjava/category/54876.html我胡汉三又回来了zh-cnTue, 21 Jul 2015 19:44:41 GMTTue, 21 Jul 2015 19:44:41 GMT60elasticsearch的基本用?/title><link>http://www.aygfsteel.com/waterjava/archive/2015/07/20/426326.html</link><dc:creator>狼爱上狸</dc:creator><author>狼爱上狸</author><pubDate>Mon, 20 Jul 2015 07:45:00 GMT</pubDate><guid>http://www.aygfsteel.com/waterjava/archive/2015/07/20/426326.html</guid><wfw:comment>http://www.aygfsteel.com/waterjava/comments/426326.html</wfw:comment><comments>http://www.aygfsteel.com/waterjava/archive/2015/07/20/426326.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/waterjava/comments/commentRss/426326.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/waterjava/services/trackbacks/426326.html</trackback:ping><description><![CDATA[开始学习?elasticsearch, 把步骤记录在q里Q?<br /> <br />最大的特点Q?<br />1. 数据库的 database, 是  index <br />2. 数据库的 table,  是 tag <br />3. 不要使用browserQ?使用curl来进行客L操作.  否则会出?java heap ooxx... <br /> <br />curl:  -X 后面?RESTful Q?nbsp; GET, POST ... <br />-d 后面跟数据?(d = data to send) <br /> <br />1. create:  <br /> <br />指定 ID 来徏立新记录?Q貌似PUTQ?POST都可以) <br />$ curl -XPOST localhost:9200/films/md/2 -d ' <br />{ "name":"hei yi ren", "tag": "good"}' <br /> <br />使用自动生成?ID 建立新纪录: <br />$ curl -XPOST localhost:9200/films/md -d ' <br />{ "name":"ma da jia si jia3", "tag": "good"}' <br /> <br />2. 查询Q?<br />2.1 查询所有的 index, type: <br />$ curl localhost:9200/_search?pretty=true <br /> <br />2.2 查询某个index下所有的type: <br />$ curl localhost:9200/films/_search <br /> <br />2.3 查询某个index 下, 某个 type下所有的记录Q?<br />$ curl localhost:9200/films/md/_search?pretty=true <br /> <br />2.4 带有参数的查询:  <br />$ curl localhost:9200/films/md/_search?q=tag:good <br /> {"took":7,"timed_out":false,"_shards":{"total":5,"successful":5,"failed":0},"hits":{"total":2,"max_score":1.0,"hits":[{"_index":"film","_type":"md","_id":"2","_score":1.0, "_source" : <br />{ "name":"hei yi ren", "tag": "good"}},{"_index":"film","_type":"md","_id":"1","_score":0.30685282, "_source" : <br />{ "name":"ma da jia si jia", "tag": "good"}}]}} <br /> <br />2.5 使用JSON参数的查询: Q注?query ?term 关键字) <br />$ curl localhost:9200/film/_search -d ' <br />{"query" : { "term": { "tag":"bad"}}}' <br /> <br />3. update  <br />$ curl -XPUT localhost:9200/films/md/1 -d { ...(data)... } <br /> <br />4. 删除?删除所有的Q?<br />$ curl -XDELETE localhost:9200/films<br /><br />traceback:<div>http://sg552.iteye.com/blog/1567047</div><img src ="http://www.aygfsteel.com/waterjava/aggbug/426326.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/waterjava/" target="_blank">狼爱上狸</a> 2015-07-20 15:45 <a href="http://www.aygfsteel.com/waterjava/archive/2015/07/20/426326.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>分布式搜索elasticsearch配置文g详解 http://www.aygfsteel.com/waterjava/archive/2015/07/16/426260.html狼爱上狸狼爱上狸Thu, 16 Jul 2015 07:56:00 GMThttp://www.aygfsteel.com/waterjava/archive/2015/07/16/426260.htmlhttp://www.aygfsteel.com/waterjava/comments/426260.htmlhttp://www.aygfsteel.com/waterjava/archive/2015/07/16/426260.html#Feedback0http://www.aygfsteel.com/waterjava/comments/commentRss/426260.htmlhttp://www.aygfsteel.com/waterjava/services/trackbacks/426260.html

 elasticsearch的config文g多w面有两个配置文gQelasticsearch.yml和logging.ymlQ第一个是es的基本配|文ӞW二个是日志配置文g?/p>

elasticsearch.yml文g中可以配|的如下Q?/p>

cluster.name: elasticsearch
配置es的集名Uͼ默认是elasticsearchQes会自动发现在同一|段下的esQ如果在同一|段下有多个集群Q就可以用这个属性来区分不同的集?/p>

node.name: "Franz Kafka"
节点名,默认随机指定一个name列表中名字,该列表在es的jar包中config文g多wname.txt文g中,其中有很多作者添加的有趣名字?/p>

node.master: true
指定该节Ҏ否有资格被选D成ؓnodeQ默认是trueQes是默认集中的第一台机器ؓmasterQ如果这台机挂了׃重新选Dmaster?/p>

node.data: true
指定该节Ҏ否存储烦引数据,默认为true?/p>

index.number_of_shards: 5
讄默认索引分片个数Q默认ؓ5片?/p>

index.number_of_replicas: 1
讄默认索引副本个数Q默认ؓ1个副本?/p>

path.conf: /path/to/conf
讄配置文g的存储\径,默认是es根目录下的config文g夏V?/p>

path.data: /path/to/data
讄索引数据的存储\径,默认是es根目录下的data文g夹,可以讄多个存储路径Q用逗号隔开Q例Q?br style="padding:0px; margin:0px" /> path.data: /path/to/data1,/path/to/data2

path.work: /path/to/work
讄临时文g的存储\径,默认是es根目录下的work文g夏V?/p>

path.logs: /path/to/logs
讄日志文g的存储\径,默认是es根目录下的logs文g?/p>

path.plugins: /path/to/plugins
讄插g的存放\径,默认是es根目录下的plugins文g?/p>

bootstrap.mlockall: true
讄为true来锁住内存。因为当jvm开始swapping时es的效率会降低Q所以要保证它不swapQ可以把ES_MIN_MEM?ES_MAX_MEM两个环境变量讄成同一个|q且保证机器有够的内存分配les。同时也要允许elasticsearch的进E可以锁住内 存,linux下可以通过`ulimit -l unlimited`命o?/p>

network.bind_host: 192.168.0.1
讄l定的ip地址Q可以是ipv4或ipv6的,默认?.0.0.0?/p>


network.publish_host: 192.168.0.1
讄其它节点和该节点交互的ip地址Q如果不讄它会自动判断Q值必L个真实的ip地址?/p>

network.host: 192.168.0.1
q个参数是用来同时设|bind_host和publish_host上面两个参数?/p>

transport.tcp.port: 9300
讄节点间交互的tcp端口Q默认是9300?/p>

transport.tcp.compress: true
讄是否压羃tcp传输时的数据Q默认ؓfalseQ不压羃?/p>

http.port: 9200
讄对外服务的http端口Q默认ؓ9200?/p>

http.max_content_length: 100mb
讄内容的最大容量,默认100mb

http.enabled: false
是否使用http协议对外提供服务Q默认ؓtrueQ开启?/p>

gateway.type: local
gateway的类型,默认为local即ؓ本地文gpȝQ可以设|ؓ本地文gpȝQ分布式文gpȝQhadoop的HDFSQ和amazon的s3服务器,其它文gpȝ的设|方法下ơ再详细说?/p>

gateway.recover_after_nodes: 1
讄集群中N个节点启动时q行数据恢复Q默认ؓ1?/p>

gateway.recover_after_time: 5m
讄初始化数据恢复进E的时旉Q默认是5分钟?/p>

gateway.expected_nodes: 2
讄q个集群中节点的数量Q默认ؓ2Q一旦这N个节点启动,׃立即q行数据恢复?/p>

cluster.routing.allocation.node_initial_primaries_recoveries: 4
初始化数据恢复时Qƈ发恢复线E的个数Q默认ؓ4?/p>

cluster.routing.allocation.node_concurrent_recoveries: 2
d删除节点或负载均衡时q发恢复U程的个敎ͼ默认??/p>

indices.recovery.max_size_per_sec: 0
讄数据恢复旉制的带宽Q如?00mbQ默认ؓ0Q即无限制?/p>

indices.recovery.concurrent_streams: 5
讄q个参数来限制从其它分片恢复数据时最大同时打开q发的个数Q默认ؓ5?/p>

discovery.zen.minimum_master_nodes: 1
讄q个参数来保证集中的节点可以知道其它N个有master资格的节炏V默认ؓ1Q对于大的集来_可以讄大一点的|2-4Q?/p>

discovery.zen.ping.timeout: 3s
讄集群中自动发现其它节Ҏpingq接时旉Q默认ؓ3U,对于比较差的|络环境可以高点的值来防止自动发现时出错?/p>

discovery.zen.ping.multicast.enabled: false
讄是否打开多播发现节点Q默认是true?/p>

discovery.zen.ping.unicast.hosts: ["host1", "host2:port", "host3[portX-portY]"]
讄集群中master节点的初始列表,可以通过q些节点来自动发现新加入集群的节炏V?/p>

下面是一些查询时的慢日志参数讄
index.search.slowlog.level: TRACE
index.search.slowlog.threshold.query.warn: 10s
index.search.slowlog.threshold.query.info: 5s
index.search.slowlog.threshold.query.debug: 2s
index.search.slowlog.threshold.query.trace: 500ms

index.search.slowlog.threshold.fetch.warn: 1s
index.search.slowlog.threshold.fetch.info: 800ms
index.search.slowlog.threshold.fetch.debug:500ms
index.search.slowlog.threshold.fetch.trace: 200ms

来自Qhttp://blog.csdn.net/hi_kevin/article/details/38079325


狼爱上狸 2015-07-16 15:56 发表评论
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Elasticsearch基础教程 http://www.aygfsteel.com/waterjava/archive/2015/07/16/426259.html狼爱上狸狼爱上狸Thu, 16 Jul 2015 07:51:00 GMThttp://www.aygfsteel.com/waterjava/archive/2015/07/16/426259.htmlhttp://www.aygfsteel.com/waterjava/comments/426259.htmlhttp://www.aygfsteel.com/waterjava/archive/2015/07/16/426259.html#Feedback0http://www.aygfsteel.com/waterjava/comments/commentRss/426259.htmlhttp://www.aygfsteel.com/waterjava/services/trackbacks/426259.html阅读全文

狼爱上狸 2015-07-16 15:51 发表评论
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windows下安装elasticsearch http://www.aygfsteel.com/waterjava/archive/2015/07/16/426257.html狼爱上狸狼爱上狸Thu, 16 Jul 2015 07:27:00 GMThttp://www.aygfsteel.com/waterjava/archive/2015/07/16/426257.htmlhttp://www.aygfsteel.com/waterjava/comments/426257.htmlhttp://www.aygfsteel.com/waterjava/archive/2015/07/16/426257.html#Feedback0http://www.aygfsteel.com/waterjava/comments/commentRss/426257.htmlhttp://www.aygfsteel.com/waterjava/services/trackbacks/426257.html

windows下安装elasticsearch

1.下蝲elasticsearch,地址Qhttp://www.elasticsearch.org/overview/elkdownloads/

2.配置环境变量pathQ指向elasticsearch的bin

3.发布为service?/p>

打开dosH口输入Qservice install [service-name]

启动elasticsearchQservice start [service-name]

停止elasticsearchQservice stop  [service-name]

U除elasticsearch: service remove [service-name]

4.在浏览器讉KQhttp://localhost:9200,讉K成功卛_装成?/p>

5.安装head插gQ在dosH口输入Qplugin -install mobz/elasticsearch-head,试 http://localhost:9200/_plugin/head

  安装bigdesk插gQ在dosH口输入Qplugin -install lukas-vlcek/bigdesk,试 http://localhost:9200/_pugin/bigdesk


来自Q?div>http://blog.csdn.net/hi_kevin/article/details/38079007



狼爱上狸 2015-07-16 15:27 发表评论
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