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新浪是如何分析处理32亿条实时日志的? - 更多技术 - 清泛网 - 专注C/C++及内核技术

...x open files等;App Level的优化如Java运行环境版本的选择,ES_HEAP_SIZE的设置,修改bulk index的queue size等,另外还设置了默认的index template,目的是更改默认的shard,replica数并将string改为not_analyzed,开启doc_values以应对elasticsearch进程OOM...
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Use CSS3 transitions with gradient backgrounds

...und-size: 100% 90px; background-position: 0 -30px; -webkit-transition: all 0.2s linear; -moz-transition: all 0.2s linear; -o-transition: all 0.2s linear; transition: all 0.2s linear; } Hover state .btn:hover { background-position: 0 0; } ...
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Alter Table Add Column Syntax

...c NOT NULL IDENTITY (1, 1) ALTER TABLE Employees ADD CONSTRAINT PK_Employees PRIMARY KEY CLUSTERED ( EmployeeID ) WITH( STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY] ...
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How to read from standard input in the console?

...lock reader := bufio.NewReader(os.Stdin) fmt.Print("Enter text: ") text, _ := reader.ReadString('\n') fmt.Println(text) As it works on my machine. However, for the next block you need a pointer to the variables you're assigning the input to. Try replacing fmt.Scanln(text2) with fmt.Scanln(&t...
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How to convert Set to Array?

...y good way to get properties, except for generator [Set].values, which is called in an awkward way of mySet.values.next() . ...
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Why doesn't CSS ellipsis work in table cell?

... This is exactly what I needed. I have the table width 100%. And all of the columns except for one with a fixed width. This allows the last column to take up as much space as is left over. – matthew_360 Nov 4 '14 at 18:48 ...
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jquery IDs with spaces

... so Elliot's answer helps tremendously, whereas glavic's offers no help at all. – daybreaker Jun 27 '11 at 18:59 Thank...
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How to install a plugin in Jenkins manually

Installing a plugin from the Update center results in: 12 Answers 12 ...
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Receiving login prompt using integrated windows authentication

...pted for a login. I have set Windows Authentication to enabled in IIS with all other security types disabled and my application web.config file authentication/authorization is set up as: ...
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The provider is not compatible with the version of Oracle client

... I've been looking into this problem further, and you simply need to grab all the appropriate DLL's from the same downloaded version of ODP.Net and put them in the same folder as your Exe file, because ODP.Net is fussy about not mixing version numbers. I've explained how to do this here: http://sp...