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CDP PvC Install #4 - After Installation

Cloudera PvC ์„ค์น˜ ํ›„์— Cloudera Manager Console์—์„œ ์ดˆ๊ธฐ ์„ค์ •ํ•  ๋‚ด์šฉ์„ ์„ค๋ช…ํ•ฉ๋‹ˆ๋‹ค.




// Cloudera Manager Admin Console Language ์„ค์ •

  • ๋ธŒ๋ผ์šฐ์ €์˜ ์–ธ์–ด ์„ค์ •์— ๋”ฐ๋ฆ„(์˜์–ด๋กœ ์„ค์ •)

  • Firefox๋Š” ์„ค์ • --> ์ผ๋ฐ˜ --> ์–ธ์–ด์™€ ๋ชจ์–‘ --> ์–ธ์–ด --> ์˜์–ด --> ์žฌ์‹œ์ž‘

  • Chrome๋Š” ์„ค์ • --> ๊ณ ๊ธ‰ --> ์–ธ์–ด --> ์–ธ์–ด --> ์˜์–ด --> ๊ฐ€์žฅ ์œ„๋กœ ์ด๋™

// Cloudera Hosts JAVA Home Directory ์„ค์ • ๋ณ€๊ฒฝ(Managed JDK๋ฅผ ์„ ํƒํ•œ ๊ฒฝ์šฐ)

  • Hosts > Hosts Configuration > Advanced(Java Home Directory)

  • Java Home Directory์— ์„œ๋ฒ„์˜ JAVA_HOME ๋””๋ ‰ํ† ๋ฆฌ(/usr/java/jdk1.8) ์„ค์ •

  • ํ•„์š”์‹œ Cloudera Manager ๋ฅผ ์žฌ์‹คํ–‰

// Cloudera Cluster ํ™˜๊ฒฝ Security ์„ค์ •

  • Enable Auto-TLS setup // ์›น ๋กœ๊ทธ์ธ์„ http๊ฐ€ ์•„๋‹Œ https๋กœ ์„ค์ •

  • Kerberos ๊ธฐ๋ฐ˜ KDC setup // kerberos ๊ธฐ๋ฐ˜ authetication์„ ์œ„ํ•œ ์„ค์ •

// Cloudera Manager Admin Console์—์„œ Cluster ์ถ”๊ฐ€

  • ๋ธŒ๋ผ์šฐ์ €๋กœ Cloudera Manager Admin Console ์„œ๋ฒ„ ์ ‘์†(default 7180 ํฌํŠธ) : http://cms.futuresoft.co.kr:7180

  • Add Cluster --> Welcome --> AutoTLS setup, Keberos KDC setup --> Continue

  • Cluster Basics --> Cluster Name(HadoopCluster), Basic Cluster --> Continue

  • Specify Hosts --> 3๋Œ€ ์ด์ƒ์˜ Linux ์„œ๋ฒ„ FQDN worker1.futuresoft.co.kr ํ˜•์‹(๊ณต๋ฐฑ ๊ตฌ๋ถ„) --> ๊ฒ€์ƒ‰ --> ์„ค์น˜๋Œ€์ƒ hosts ์„ ํƒ --> ๊ณ„์†

  • Select Repository --> Agent/Public Cloudera Repository or Custom Repository(Local Repository), CDH/Use Parcels(Recommneded) --> Continue

  • Select JDK(Manually Managed JDK) --> Continue

  • Enter Login Credentials --> Login to All Hosts As : Another user, Authetication Method/All hosts accept same private key --> Choose File --> Continue

(ํŒŒ์ผ ์„ ํƒ์ฐฝ์—์„œ ์„ค์น˜ ๊ณ„์ •์˜ ์ˆจ๊น€ ํด๋” .ssh ํด๋”์— ์ƒ์„ฑํ•œ ssh private key id_rsa๋ฅผ ์„ ํƒ)

  • Install Agents(Repository์—์„œ ๋Œ€์ƒ ์„œ๋ฒ„์— Agent ์„ค์น˜, ์‹คํŒจ์‹œ Admin console ํ™•์ธ) --> Continue

  • Install Parcels(๋Œ€์ƒ ์„œ๋ฒ„์— Parcels์„ ๋‹ค์šด๋กœ๋“œํ•ด์„œ ๋ณต์‚ฌ, parcel ๋‹ค์šด๋กœ๋“œ์‹œ ์ ˆ๋Œ€ Cloudera Manager ์„œ๋ฒ„๋ฅผ ๊ฑด๋“œ๋ฆฌ์ง€ ๋ง๊ฒƒ) --> Continue

  • Inspect Cluter(Cluster hosts ๋“ค์— ๋Œ€ํ•ด Inspect Network Performance/Inspect Hosts ์ˆ˜ํ–‰) --> Continue

  • Hosts Role Configuration --> ๊ธฐํƒ€ ๋งˆ๋ฌด๋ฆฌ ๋“ฑ๋ก --> Cluster ์ž๋™ ์‹คํ–‰ -->

  • Cloudera Manager Admin Console๋กœ Cluster ์ƒํƒœ ๊ด€๋ฆฌ

// Hosts์— Role Assign ์ฐธ๊ณ ์‚ฌํ•ญ

  • Oozie ์„œ๋ฒ„์—๋Š” ๋ฐ˜๋“œ์‹œ Spark Gateway role์ด ์žˆ์–ด์•ผํ•จ

  • ํŠน์ • ์„œ๋น„์Šค๋ฅผ ์ด์šฉํ•˜๋ ค๋Š” ์„œ๋ฒ„์—๋Š” ํ•ด๋‹น ์„œ๋น„์Šค์˜ gateway role์„ ๋ถ€์—ฌํ•ด์•ผ๋จ

  • ๋งŒ์•ฝ ์„ค์น˜ ์ค‘ ๋ธŒ๋ผ์šฐ์ €์—์„œ ์ด์ „ ๊ณผ์ •์œผ๋กœ ๊ฐ”๋‹ค ๋‹ค์‹œ ์˜ค๋Š” ๊ฒฝ์šฐ Namenode์˜ /data/dfs ํด๋”๋ฅผ ์ง€์›Œ์ฃผ์–ด์•ผ ํ•จ

์„ค์น˜์ค‘ ์ด๋ฏธ /data/dfs ํด๋”๊ฐ€ ์žˆ๋Š” ๊ฒฝ์šฐ NameNode Format์„ ์‹คํŒจํ•จ(์‚ญ์ œํ›„ ์ง„ํ–‰)

// Kudu Required Parameters // ์•„๋ž˜์™€ ๊ฐ™์ด ์„ค์ •ํ•œ๋‹ค.

Kudu Master WAL Directory:

/data/kudu/master_wal

Kudu Master Data Directories

/data/kudu/master_data

Kudu Tablet Server WAL Directory

/data1/kudu/tablet_wal

Kudu Tablet Server Data Directories

/data1/kudu/tablet_data

/data2/kudu/tablet_data

/data3/kudu/tablet_data

// hdfs replication factor ์กฐ์ •

  • hdfs dfs -setrep -R 3 / hdfs root ๋””๋ ‰ํ† ๋ฆฌ์˜ replication factor๋ฅผ 1๋กœ ์„ค์ •(node ์ˆ˜์— ๋งž๊ฒŒ ์กฐ์ • - default 3)

// HDFS์— Linux ์‚ฌ์šฉ์ž์— ๋Œ€ํ•œ ํ™ˆ ๋””๋ ‰ํ† ๋ฆฌ ์ƒ์„ฑ ๋ฐ ๊ถŒํ•œ๋ถ€์—ฌ(์ดˆ๊ธฐ ์ƒ์„ฑ - hdfs ๊ถŒํ•œ์œผ๋กœ)

  • HDFS user ์ƒ์„ฑ ๋ฐ๊ถŒํ•œ ์„ค์ • : ์ดˆ๊ธฐ์— Linux ๋กœ๊ทธ์ธ ๊ณ„์ •์— ๋Œ€ํ•œ HDFS user ํด๋”์™€ ๊ถŒํ•œ์ด ์—†์Œ

- ์ดˆ๊ธฐ์— Linux ์‚ฌ์šฉ์ž์— ๋Œ€ํ•œ hdfs ํ™ˆ ๋””๋ ‰ํ† ๋ฆฌ(/user/home_directory)๋ฅผ ๋งŒ๋“ค๊ณ  ๊ถŒํ•œ์„ ์ฃผ์ง€ ์•Š์œผ๋ฉด hdfs ๋ช…๋ น permission ์˜ค๋ฅ˜

- sudo -u hdfs hdfs dfs -mkdir /user/hadoop // Linux hadoop ๊ณ„์ •์— ๋Œ€ํ•œ hdfs ํ™ˆ ๋””๋ ‰ํ† ๋ฆฌ ์ƒ์„ฑ

- sudo -u hdfs hdfs dfs -chown hadoop /user/hadoop // Linux hadoop ๊ณ„์ •์— hdfs /user/hadoop ๋””๋ ‰ํ† ๋ฆฌ ๊ถŒํ•œ ๋ถ€์—ฌ

// HDFS superuser group(default๋Š” super group) ํ™•์ธ ๋ฐ ์„ค์ •(hadoop ๊ณ„์ •์— HDFS super user ๊ทธ๋ฃน ๊ถŒํ•œ ๋ถ€์—ฌ)

  • hdfs dfs -mkdir /test // hdfs root์— test ๋””๋ ‰ํ† ๋ฆฌ ์ƒ์„ฑ. ๊ถŒํ•œ์ด ์—†์–ด์„œ Permission denied ์˜ค๋ฅ˜ ๋ฐœ์ƒ(superuser group ๋“ฑ๋ก ํ•„์š”)

  • hdfs --> configuration --> dfs.permissions.supergroup --> "supergroup" (default HDFS superuser group ๊ทธ๋ฃน๋ช… ํ™•์ธ)

  • NameNode ํ˜ธ์ŠคํŠธ๋กœ ssh ๋กœ๊ทธ์ธ(namenode์—์„œ HDFS์— ์„ค์ •๋œ supergroup ๋ช…์˜ ๊ทธ๋ฃน์„ ์ƒ์„ฑํ•˜๊ณ , ๊ณ„์ •์„ ์ถ”๊ฐ€)

    • sudo groupadd supergroup // supergroup ์ƒ์„ฑ

ssh hadoop@master1 sudo /usr/sbin/groupadd supergroup //master1 ์„œ๋ฒ„(Namenode)์— hadoop ๊ณ„์ •์œผ๋กœ ์›๊ฒฉ ์ ‘์†ํ•ด์„œ ๊ทธ๋ฃน ์ถ”๊ฐ€

  • sudo /usr/sbin/usermod -aG supergroup hadoop // hadoop ๊ณ„์ •์„ supergroup๋กœ ์ถ”๊ฐ€

ssh hadoop@master1 sudo /usr/sbin/usermod -aG supergroup hadoop // master1(Namenode) server์— ์›๊ฒฉ ์ ‘์†ํ•ด์„œ ์„ค์ก

  • groups hadoop // hadoop ๊ณ„์ •์ด ์†ํ•œ group ํ‘œ์‹œ(hadoop wheel supergroup)

ssh hadoop@master1 groups hadoop // master1(Namenode) ์„œ๋ฒ„์— ssh๋กœ ์ ‘๊ทผํ•ด์„œ group ์„ค์ • ํ™•์ธ

  • hdfs dfsadmin -refreshUserToGroupsMappings // HDFS user์™€ group ๋งคํ•‘ cache ์ •๋ณด๋ฅผ refresh

  • hdfs dfs -mkdir /test // HDFS root ๋””๋ ‰ํ† ๋ฆฌ์— test ๋””๋ ‰ํ† ๋ฆฌ ์ƒ์„ฑ๋จ

  • hdfs dfs -rm -r -skipTrash /test // ์ƒ์„ฑํ•œ test ๋””๋ ‰ํ† ๋ฆฌ๋ฅผ ์‚ญ์ œํ•จ(ํœด์ง€ํ†ต์— ๋„ฃ์ง€์•Š๊ณ  ์‚ญ์ œ)

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