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title: '科技英文:EMR Training:Getting Started with EMR'

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title: 科技英文:EMR Training:Getting Started with EMR
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#EMR Training: Getting Started with EMR (2 of 11)
12/13(五)
1
00:00:00,170 --> 00:00:02,079
so let's get started there's a lot of
因此，讓我們開始吧，有很多

2
00:00:02,279 --> 00:00:03,458
acronyms that get thrown around when
首字母縮略詞
Acronyms: 像AWS=縮寫
3
00:00:03,658 --> 00:00:04,960
you're talking about Amazon Web Services
您在談論亞馬遜網路服務

4
00:00:05,160 --> 00:00:05,939
like AWS
像AWS 

5
00:00:06,139 --> 00:00:08,410
in this class we're going to be using
在本課程中，我們將使用

6
00:00:08,609 --> 00:00:10,300
them so I wanted to cover the key ones
他們，所以我想涵蓋關鍵的

7
00:00:10,500 --> 00:00:14,309
now s3 simple storage service so that is
現在s3簡單的存儲服務，所以是
s3= simple storage service
8
00:00:14,509 --> 00:00:18,640
the distributed replicated high
分散式複製高
Replicated=copy
9
00:00:18,839 --> 00:00:22,679
availability key value store that Amazon
亞馬遜的可用性金鑰值存儲

10
00:00:22,879 --> 00:00:25,568
provides and is the basis for any kind
提供並且是任何種類的基礎

11
00:00:25,768 --> 00:00:27,519
of persistent data when you're working
工作時的持久性資料

12
00:00:27,719 --> 00:00:30,249
with elastic MapReduce now elastic
具有彈性的MapReduce現在具有彈性

13
00:00:30,449 --> 00:00:32,339
MapReduce as I mentioned actually uses
我提到的MapReduce實際上使用了
Mentioned=said
14
00:00:32,539 --> 00:00:35,320
servers that are part of Amazon's
屬於亞馬遜的伺服器

15
00:00:35,520 --> 00:00:37,959
elastic compute cloud or ec2 which is
彈性計算雲或ec2 
ec2= elastic compute cloud
16
00:00:38,159 --> 00:00:41,018
the fundamental foundation of being able
能力的基本基礎
Fundamental(Adj) foundation(N)
Fundamental=空氣/水
Foundation=base
17
00:00:41,219 --> 00:00:43,000
to get a server of the appropriate class
獲得適當級別的伺服器
Appropriate=適合
18
00:00:43,200 --> 00:00:44,649
provision with the software you need and
提供所需的軟體，以及
Provision=provide
19
00:00:44,850 --> 00:00:46,149
then finally on top of that you have
最後，最重要的是

20
00:00:46,350 --> 00:00:48,038
elastic MapReduce which as I mentioned
就像我提到的那樣，彈性MapReduce 

21
00:00:48,238 --> 00:00:52,869
is Amazon's system for automatically
是亞馬遜的自動系統

22
00:00:53,070 --> 00:00:55,209
creating clusters of servers provisioned
創建已配置的伺服器集群

23
00:00:55,409 --> 00:00:56,739
with Hadoop that you can use to run your
與Hadoop，您可以用來運行您的

24
00:00:56,939 --> 00:01:01,989
jobs so how do you actually interact
工作，所以你如何實際互動

25
00:01:02,189 --> 00:01:03,640
with Amazon Web service well there's
借助Amazon Web服務， 

26
00:01:03,840 --> 00:01:05,980
three ways there's the first way which
三種方式是第一種

27
00:01:06,180 --> 00:01:09,099
is via a web browser the AWS console and
通過Web流覽器，AWS控制台和
Via=through=by
Console=就是像Eclipse的Console
28
00:01:09,299 --> 00:01:10,599
that's we're going to use for most of
那就是我們將用於大多數

29
00:01:10,799 --> 00:01:12,700
this class because you don't have to
這節課是因為你不必

30
00:01:12,900 --> 00:01:15,250
worry about things like you know what
擔心像你知道的事情

31
00:01:15,450 --> 00:01:19,230
version of Ruby do you have installed
版本的Ruby是否已安裝

32
00:01:19,430 --> 00:01:22,808
now once you get beyond sort of learning
現在，一旦您超越了學習範圍
Beyond=past 
sort of=kind of
33
00:01:23,009 --> 00:01:25,689
how to use AWS and elastic MapReduce
如何使用AWS和Elastic MapReduce 

34
00:01:25,890 --> 00:01:28,450
then typically you'll wind up using
然後通常您會使用
wind up=probably use
35
00:01:28,650 --> 00:01:30,159
command-line tools and most commonly
命令列工具，最常見

36
00:01:30,359 --> 00:01:32,378
this elastic MapReduce command-line tool
這個彈性的MapReduce命令列工具

37
00:01:32,578 --> 00:01:35,140
that is actually a ruby script and then
這實際上是一個紅寶石腳本，然後

38
00:01:35,340 --> 00:01:37,359
finally depending on your use case if
最終取決於您的用例

39
00:01:37,560 --> 00:01:39,250
you need to you can directly interact
您需要直接互動

40
00:01:39,450 --> 00:01:42,189
with Amazon Web Services using the API
使用API使用Amazon Web Services 

41
00:01:42,390 --> 00:01:44,500
and they've got clients in Java Python
他們有Java Python客戶

42
00:01:44,700 --> 00:01:49,000
Ruby etc now if you do want to start
 Ruby等，如果您想開始
Etc(只有寫會寫)=etcetera(說的時候用這個)
43
00:01:49,200 --> 00:01:50,738
digging into the API and the command
深入研究API和命令
Digging into=try something difficult
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00:01:50,938 --> 00:01:51,609
line tool there's documentation
線工具有文檔

45
00:01:51,810 --> 00:01:54,308
available online in where else
在其他地方線上可用

46
00:01:54,509 --> 00:01:57,099
aws.amazon.com slash documentation slash
 aws.amazon.com斜線文檔斜線
aws.的.=dot
Slash=/
47
00:01:57,299 --> 00:01:58,959
elastic MapReduce that's the point where
彈性MapReduce就是關鍵

48
00:01:59,159 --> 00:01:59,980
you want to start from when you're
你想從當你開始

49
00:02:00,180 --> 00:02:06,009
finding a lot of PDFs and HTML pages so
找到很多PDF和HTML頁面，因此
PDF=一張/PDFs=很多張
50
00:02:06,209 --> 00:02:07,569
it's the first step it's actually
這是第一步，實際上

51
00:02:07,769 --> 00:02:10,330
getting an account all services require
獲得所有服務所需的帳戶

52
00:02:10,530 --> 00:02:11,890
an account
一個帳戶

53
00:02:12,090 --> 00:02:13,910
the sign-up process is pretty
註冊過程很漂亮

54
00:02:14,110 --> 00:02:14,570
straightforward
直截了當

55
00:02:14,770 --> 00:02:16,240
you go in there and you say here's my
你去那裡，你說這是我的

56
00:02:16,439 --> 00:02:18,380
email address and password I want to use
我要使用的電子郵寄地址和密碼

57
00:02:18,580 --> 00:02:20,530
it goes through this kind of interesting
它經歷了這種有趣的

58
00:02:20,729 --> 00:02:22,520
validation where you provide a phone
驗證您提供電話的位置

59
00:02:22,719 --> 00:02:24,070
number they call you on the phone number
他們用電話號碼打給你的號碼

60
00:02:24,270 --> 00:02:26,510
you tell them what number you're seeing
你告訴他們你看到什麼號碼

61
00:02:26,710 --> 00:02:28,130
on the screen and that way they know
在螢幕上，他們知道

62
00:02:28,330 --> 00:02:29,870
that it's a real person or they hope it
那是一個真實的人，或者他們希望

63
00:02:30,069 --> 00:02:32,870
is with a telephone number that they can
他們有一個電話號碼

64
00:02:33,069 --> 00:02:35,210
use and end result is you wind up with
使用和最終結果是你最終

65
00:02:35,409 --> 00:02:39,170
an account and accounts have these three
一個帳戶和三個帳戶

66
00:02:39,370 --> 00:02:41,120
four digit numbers that create an
四個數字構成一個

67
00:02:41,319 --> 00:02:45,380
account ID so let's go get an account so
帳戶ID，讓我們去獲取一個帳戶

68
00:02:45,580 --> 00:02:47,210
we're going to go to the website AVO
我們要去AVO網站

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00:02:47,409 --> 00:02:49,250
amazon.com and we're going to click the
 amazon.com，我們將點擊
click=滑鼠點左鍵2下
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00:02:49,449 --> 00:02:53,270
sign up now button all right let's go
立即註冊按鈕，好的，走吧

71
00:02:53,469 --> 00:02:56,000
sign up so where do you sign up well you
註冊，以便您在哪裡註冊得好

72
00:02:56,199 --> 00:03:02,030
go to aws.amazon.com and they got a nice
去aws.amazon.com，他們得到了一個很好的

73
00:03:02,229 --> 00:03:04,750
sign up now button that you click on
按一下立即註冊按鈕

74
00:03:04,949 --> 00:03:06,560
you're going to enter an email address
您將輸入一個電子郵寄地址

75
00:03:06,759 --> 00:03:11,719
like AWS test at scale unlimited you say
就像您說的AWS無限規模測試

76
00:03:11,919 --> 00:03:15,410
you're a new user you sign in so that's
您是登錄的新用戶，因此

77
00:03:15,610 --> 00:03:19,930
going to ask you for your real name and
要問你的真實姓名， 

78
00:03:20,129 --> 00:03:22,189
it's going to ask you for that email
會問你那封電子郵件

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00:03:22,389 --> 00:03:27,530
address again and a password and I'm
再次輸入位址和密碼，我

80
00:03:27,729 --> 00:03:30,560
going to grab a handy-dandy password
將獲得一個方便的密碼
handy-dandy=Convenience

81
00:03:30,759 --> 00:03:31,700
that none of you're going to be able to
你們所有人都將無法

82
00:03:31,900 --> 00:03:37,670
guess and I've just created an account
猜猜，我剛剛創建了一個帳戶

83
00:03:37,870 --> 00:03:39,560
though it's still waiting for me to
雖然它還在等我

84
00:03:39,759 --> 00:03:41,689
verify that I'm a real person and I've
驗證我是一個真實的人並且我已經

85
00:03:41,889 --> 00:03:51,170
got the expected set of information so
得到了預期的資訊，因此

86
00:03:51,370 --> 00:03:53,240
I'm actually going to enter real stuff
我實際上要輸入真實的東西

87
00:03:53,439 --> 00:03:56,300
here so you can see there's nothing up
在這裡，您可以看到沒有任何反應
there's nothing up=no problem
88
00:03:56,500 --> 00:04:00,680
my sleeve hmm do I really want to do
我的袖子我真的很想做嗎
my sleeve=真實的…(我把我的真實面都說了~美國人都這樣說)
89
00:04:00,879 --> 00:04:03,850
this let's just try that number there
這個讓我們嘗試一下那個數字

90
00:04:04,050 --> 00:04:08,790
and if I can actually figure out
如果我真的能弄清楚

91
00:04:11,629 --> 00:04:14,620
and now it wants credit card information
現在它想要信用卡資訊

92
00:04:14,819 --> 00:04:18,310
and that's of course to pay for any
那當然是要付出任何

93
00:04:18,509 --> 00:04:19,509
expenses that you incur when you're
您花費的費用
Incur=pay money
94
00:04:19,709 --> 00:04:22,360
actually using AWS so in this case I
實際上使用AWS，所以在這種情況下，我

95
00:04:22,560 --> 00:04:25,150
think I might stop the recording right
想我可能會停止錄製

96
00:04:25,350 --> 00:04:27,430
here and enter that and then resume
在這裡輸入，然後繼續
Resume=播影片時按stop-start again-

97
00:04:27,629 --> 00:04:30,240
after I've completed this phase
在完成此階段之後
Phase=part
98
00:04:30,439 --> 00:04:32,530
all right I've entered my credit card
好的，我已經輸入了我的信用卡

99
00:04:32,730 --> 00:04:34,600
information and now we're in the next
資訊，現在我們在下一個

100
00:04:34,800 --> 00:04:36,970
phase of identity verification and here
身份驗證階段和此處

101
00:04:37,170 --> 00:04:38,560
it's asking me to provide a telephone
要求我提供電話

102
00:04:38,759 --> 00:04:40,030
number it's going to call me with the
號碼會打電話給我

103
00:04:40,230 --> 00:04:43,600
special pin code essentially and ask me
特殊的個人識別碼，然後問我

104
00:04:43,800 --> 00:04:46,629
to enter that so I'm going to also do
輸入那個，所以我也要做

105
00:04:46,829 --> 00:04:50,020
this offline all right I assume by now
我現在認為這個離線狀態

106
00:04:50,220 --> 00:04:52,770
you've got an account this account has a
您有一個帳戶，該帳戶有一個

107
00:04:52,970 --> 00:04:55,840
name it's got an email address and a
名稱，其中有一個電子郵寄地址和一個

108
00:04:56,040 --> 00:04:57,400
password and has a bunch of other
密碼，還有很多其他密碼

109
00:04:57,600 --> 00:05:00,100
attributes beyond the account ID that we
超出我們的帳戶ID的屬性

110
00:05:00,300 --> 00:05:01,689
talked about previously it's got an
之前談到它有一個

111
00:05:01,889 --> 00:05:04,360
access key ID and sometimes you'll hear
訪問金鑰ID，有時您會聽到

112
00:05:04,560 --> 00:05:06,370
people talk about this as your public
人們以您的公眾身份談論此事

113
00:05:06,569 --> 00:05:08,290
key but it's not a public private key
金鑰，但這不是公共私密金鑰
public key->這是一個詞

114
00:05:08,490 --> 00:05:10,840
it's just the less secret key there's
這只是那裡的秘密鑰匙
Less=opposite of more
115
00:05:11,040 --> 00:05:13,810
also a secret access key and there's
還有一個秘密訪問金鑰， 

116
00:05:14,009 --> 00:05:15,939
something called a canonical user ID and
所謂的規範使用者ID和

117
00:05:16,139 --> 00:05:19,060
each of these has different uses so
這些都有不同的用途，所以

118
00:05:19,259 --> 00:05:19,930
we're going to do now is we're going to
我們現在要做的是

119
00:05:20,129 --> 00:05:22,300
switch back to the web browser so we can
切換回網路流覽器，以便我們可以

120
00:05:22,500 --> 00:05:23,800
go take a look at all these different
去看看所有這些不同

121
00:05:24,000 --> 00:05:28,180
attributes of the account let's go take
該帳戶的屬性讓我們開始

122
00:05:28,379 --> 00:05:29,410
a look at all those bits of information
看所有這些資訊
Bits=(生活中)小東西/電腦用語BIT
123
00:05:29,610 --> 00:05:31,090
we have about the account we just
我們有關於我們剛剛使用的帳戶

124
00:05:31,290 --> 00:05:33,430
created here we are at the top level of
在這裡創建，我們位於

125
00:05:33,629 --> 00:05:36,100
the IDS console and it shows all of the
 IDS控制台，它顯示了所有

126
00:05:36,300 --> 00:05:37,930
different Amazon Web Services that we
我們提供的不同的Amazon Web Services 

127
00:05:38,129 --> 00:05:40,028
have access to what we're interested in
可以訪問我們感興趣的內容

128
00:05:40,228 --> 00:05:41,980
is the account menu that's over here at
是這裡的帳戶菜單

129
00:05:42,180 --> 00:05:44,410
the top right if I click here I can
如果按一下此處，我可以在右上角

130
00:05:44,610 --> 00:05:47,110
select security credentials that's
選擇的安全憑證

131
00:05:47,310 --> 00:05:48,750
actually going to open a new window at
實際上將在打開一個新視窗

132
00:05:48,949 --> 00:05:53,560
AWS portal amazon.com and here we can
 AWS門戶amazon.com，在這裡我們可以
Portal=http~(網址最前面)
133
00:05:53,759 --> 00:05:55,389
see information about the account so one
查看有關該帳戶的資訊，這樣一來

134
00:05:55,589 --> 00:05:58,410
of the things is the account name
事情就是帳戶名

135
00:05:58,610 --> 00:06:01,090
followed by the account number and this
然後是帳號和這個

136
00:06:01,290 --> 00:06:04,060
was that series of three series of four
是那個三個系列的四個

137
00:06:04,259 --> 00:06:06,670
digits that I mentioned scrolling down
我提到的數字向下滾動

138
00:06:06,870 --> 00:06:10,060
you can see access keys we have this
您可以看到便捷鍵，我們有這個

139
00:06:10,259 --> 00:06:13,240
access key ID right here which is public
此處的訪問金鑰ID是公開的

140
00:06:13,439 --> 00:06:15,370
if I clicked here it would actually pop
如果我點擊這裡，它實際上會彈出

141
00:06:15,569 --> 00:06:16,840
up a little window that shows me the
上一個小視窗，向我展示
pop up:這是一個詞/彈出


142
00:06:17,040 --> 00:06:18,790
secret access key which I'm not going to
我不會使用的秘密訪問金鑰

143
00:06:18,990 --> 00:06:21,278
reveal to you scrolling down
向您展示向下滾動

144
00:06:21,478 --> 00:06:23,860
see a little bit more information here
在這裡看到更多資訊

145
00:06:24,060 --> 00:06:24,550
this is
這是

146
00:06:24,750 --> 00:06:26,290
the email address that we use to sign-in
我們用於登錄的電子郵寄地址

147
00:06:26,490 --> 00:06:27,910
that the account is really keyed off of
該帳戶確實已被鎖定

148
00:06:28,110 --> 00:06:30,370
and it has a password if we go down near
如果我們靠近附近，它有一個密碼

149
00:06:30,569 --> 00:06:33,040
the bottom once again you see the AWS
在底部，您再次看到AWS 

150
00:06:33,240 --> 00:06:35,020
account ID and then there's this
帳戶ID，然後有這個

151
00:06:35,220 --> 00:06:36,639
canonical user ID which is what you use
所使用的規範使用者ID 

152
00:06:36,839 --> 00:06:38,470
when you're controlling access to
當您控制對

153
00:06:38,670 --> 00:06:41,230
buckets and files in s3 and if you click
 s3中的存儲桶和檔，如果您按一下
buckets=老師說應該是packages
154
00:06:41,430 --> 00:06:43,060
on that it pops up a window where you
在它上面彈出一個視窗

155
00:06:43,259 --> 00:06:44,680
can get access to this very long ID
可以訪問這個非常長的ID 

156
00:06:44,879 --> 00:06:47,460
string so we've got all these different
字串，所以我們有所有這些不同

157
00:06:47,660 --> 00:06:51,280
settings for AWS all these different
所有這些不同的AWS設置

158
00:06:51,480 --> 00:06:53,740
credentials but we need more the issue
憑據，但我們需要更多的問題

159
00:06:53,939 --> 00:06:55,480
is that in order to use elastic
是為了使用彈性

160
00:06:55,680 --> 00:06:59,079
MapReduce we need an ec2 key pair once
 MapReduce我們一次需要一個ec2金鑰對

161
00:06:59,279 --> 00:07:01,270
we have a real account we can then ask
我們有一個真實帳戶，然後我們可以詢問

162
00:07:01,470 --> 00:07:03,670
Amazon to create a key pair for us and
亞馬遜為我們和

163
00:07:03,870 --> 00:07:06,629
these this key pair is a classic
這對鑰匙很經典

164
00:07:06,829 --> 00:07:08,800
public/private key pair when you ask
詢問時的公開金鑰/私密金鑰對

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Amazon to create a key pair for you it
亞馬遜為您創建金鑰對

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will save the public portion of the key
將保存金鑰的公開部分

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pair with your account and it will let
與您的帳戶配對，它將讓

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you download the private portion of the
您下載了

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key pair you need this private portion
金鑰對，您需要此私人部分

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of the key pair in order to log into an
金鑰對中的一個，以便登錄到

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ec2 or elastic MapReduce cluster so how
 ec2或彈性MapReduce群集如何

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do we get a key pair well you go back to
我們能得到一對鑰匙對嗎？ 

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the Amazon Web Services console you go
您要使用的Amazon Web Services控制台

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to the ec2 section not the EMR section
到ec2部分而不是EMR部分

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on the bottom left is going to be a link
左下角將是一個連結

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to key pairs once you click on that link
按一下該連結以配對金鑰

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you're going to be in the key pair
您將成為金鑰對

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section of ec2 where you can actually
 ec2的部分，您實際上可以

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click on a create key pair button and
按一下創建金鑰對按鈕，然後

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from there it's pretty straightforward
從那裡很簡單

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to give it a name and you're done so
給它起個名字就好了

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let's go ahead and do that so if I click
讓我們繼續操作，如果我按一下

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over here on ec2 and it just so happens
在這裡在ec2上就發生了

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to open up showing me my key pairs
打開給我看我的鑰匙對

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because I'd previously clicked on the
因為我以前點擊過

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key pairs link down here in the bottom
金鑰對在底部連結到這裡

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left of the navigation pane it's not
功能窗格的左側不是
navigation pane:上下左右按鍵/選單
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showing any key pairs because I haven't
顯示任何金鑰對，因為我沒有

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created any yet if I click on create key
如果我按一下創建金鑰，則創建任何
Any:幾個 yet:幾個
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pair it will let me enter a name for the
配對，我將輸入一個名稱

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key pair in this case I'm going to call
在這種情況下，我要打電話給鑰匙對

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it again AWS test and I'll click the
再次進行AWS測試，然後點擊

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Create button
創建按鈕

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this generates a new key pair which
這將生成一個新的金鑰對
Generates:to make by computer
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means I've got both a public and a
意味著我既有公眾也有

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private key the public key Amazon hangs
私密金鑰亞馬遜掛起的公開金鑰

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on to and it's downloading now the
繼續，現在正在下載

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private key
私密金鑰

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this PEM file and yes I do want to save
這個PEM檔，是的，我確實要保存
Yes:choose OK
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that because I will need it at various
因為我會在各種場合需要它

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times so now you can see that amazon
所以現在你可以看到亞馬遜

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knows about this key pair called AWS
知道這個稱為AWS的金鑰對

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test there's one final step we need to
測試我們需要完成的最後一步

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do to set up to run a job and that is we
做準備工作，那就是我們

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need to create an s3 bucket so elastic
需要創建一個具有彈性的s3桶

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MapReduce uses s3 both as the source for
 MapReduce使用s3作為來源

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your job and also as the destination for
您的工作，也是工作的目的地

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where it puts log files and where it
它放置日誌檔的位置以及位置
log files:history and deteil files

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assumes you're going to put your results
假設您要發表結果
Assumes:
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so s3 organizes all of its data in
因此s3將所有資料整理到

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buckets at the very top level in s3 you
在s3的最高級別上存儲分區

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have some number of buckets you're going
你要去一些水桶

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to need to create a bucket that has
需要創建一個具有

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directories for where you're going to
您要去的目錄

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put your job jar and where you're going
把你的工作罐和你要去的地方

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to ask EMR to put the logs from the job
要求EMR將作業中的日誌放入

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and the results from the job so let's go
以及工作的結果，讓我們開始吧

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ahead and do that now once again we
向前，現在再做一次，我們

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start at the top level of the AWS
從AWS的頂層開始

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console and this time we're going to
控制台，這次我們要

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click on the link to s3 and here it
按一下連結到s3，在這裡
s3:simple/storage/service
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shows me a list of all the buckets that
顯示給我所有水桶的清單

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I've got defined in my account currently
我已經在我的帳戶中定義了
Currently=now
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I have none so I'm going to create a
我沒有，所以我要創建一個

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bucket so I'm clicking on this create
桶，所以我點擊此創建

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bucket link and ask me for a name as we
桶形連結，問我一個名字，因為我們

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mentioned the bucket name has to be
提到存儲桶名稱必須是
Mentioned:you said already
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unique across all users so if I go in
在所有用戶中都是唯一的，所以如果我進去
Unique:only one 
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here and I give it some common lame name
在這裡，我給它取一個常見的la腳名稱

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like test and I try and create I'm going
喜歡測試，我嘗試創造我要去的地方

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to get an error it says this name is not
為了得到一個錯誤，它說這個名字不是

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available as a note you can see that I'm
作為便箋，您可以看到我在

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trying to create the bucket in a region
試圖在一個區域中創建存儲桶
Region:location
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and the region selected here should
並且此處選擇的區域應

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match the region that I'm using to run
匹配我正在運行的區域

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my EMR jobs I'm running in the US east
我在美國東部地區從事的EMR工作
E(Elastic)M(map)R(reduce)
Reduce:make it small
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region so I'm going to use US standard
地區，所以我要使用美國標準

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and now to create a unique name I'm
現在要創建一個唯一的名稱

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going to call this AWS test and my
會叫這個AWS測試和我的

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initials so now I've got an AWS - test -
縮寫，所以現在我有一個AWS-測試- 
Initials:第1個字縮寫
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KK bucket over here on the left and it
 KK桶在這裡在左邊，它

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has nothing in it
裡面什麼都沒有

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so it's ready now to be used as a
所以現在就可以用作

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destination for elastic MapReduce job
彈性MapReduce作業的目的地

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output and also John job logging
輸出以及約翰作業記錄

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excellent we are now ready to run a
太好了，我們現在可以運行一個
Excellent=awesome
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Hadoop job we've got everything we need
 Hadoop工作，我們擁有所需的一切

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we have an account that account has
我們有一個該帳戶擁有的帳戶

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credentials we've created a key pair and
憑證，我們創建了一個金鑰對，並且

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we've created the bucket we need now the
我們已經創建了我們現在需要的存儲桶

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next module we're actually going to use
我們將實際使用的下一個模組
Module:part
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all of that setup in order to run a
所有這些設置，以便運行

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custom Hadoop job
定制Hadoop作業



