# tar -zxvf\u00a0snappy-1.0.5.tar.gz
\n# .\/configure
\n# make
\n# make install<\/p>\n
# vi \/etc\/ld.so.conf.d\/snappy.conf
\n\/usr\/local\/lib<\/p>\n
# ldconfig
\n# ldconfig -p |grep snappy
\n# ldconfig -v |grep snappy<\/p>\n
\u4e0b\u9762\u4e24\u884c\u53ef\u4ee5\u9632\u6b62\u5728\u4e0d\u540c\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e0bhadoop\u539f\u6765\u81ea\u5e26\u7684snappy native\u5e93\u4e0d\u80fd\u4f7f\u7528\u7684\u95ee\u9898\uff1a<\/b><\/span> # vi $HADOOP_HOME\/conf\/core-site.xml # vi $HADOOP_HOME\/conf\/mapred.xml <property> <property> <property> \u8981\u628a$HADOOP_HOME\/conf\u52a0\u5165hbase-env.sh\uff0cHADOOP_HOME\u5fc5\u987b\u662f\u7edd\u5bf9\u8def\u5f84\uff1a \u6d4b\u8bd5\uff1a # .\/hbase shell <\/p>\n","protected":false},"excerpt":{"rendered":" # tar -zxvf\u00a0snappy-1.0.5.tar.gz # .\/configure # make # …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[63],"tags":[80,198,275,276],"class_list":["post-355","post","type-post","status-publish","format-standard","hentry","category-63","tag-hadoop","tag-hbase","tag-snappy","tag-276"],"views":1503,"_links":{"self":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/355","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=355"}],"version-history":[{"count":1,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/355\/revisions"}],"predecessor-version":[{"id":356,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/355\/revisions\/356"}],"wp:attachment":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=355"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\n# cp -P \/usr\/local\/lib\/libsnappy* $HADOOP_HOME\/lib\/native\/Linux-amd64-64\/
\n# cp -P \/usr\/local\/lib\/libsnappy* $HBASE_HOME\/lib\/native\/Linux-amd64-64\/<\/p>\n
\n<property>
\n<name>io.compression.codecs<\/name>
\n<value>org.apache.hadoop.io.compress.GzipCodec,org.apache.hadoop.io.compress.DefaultCodec,org.apache.hadoop.io.compress.BZip2Codec,org.apache.hadoop.io.compress.SnappyCodec<\/span><\/value>
\n<\/property><\/p>\n
\n<property>
\n<name>mapred.output.compression.codec<\/name>
\n<value>org.apache.hadoop.io.compress.SnappyCodec<\/span><\/value>
\n<description>If the job outputs are compressed, how should they be compressed?
\n<\/description>
\n<\/property><\/p>\n
\n<name>mapred.compress.map.output<\/name>
\n<value>true<\/value>
\n<description>Should the outputs of the maps be compressed before being
\nsent across the network. Uses SequenceFile compression.
\n<\/description>
\n<\/property><\/p>\n
\n<name>mapred.map.output.compression.codec<\/name>
\n<value>org.apache.hadoop.io.compress.SnappyCodec<\/span><\/value>
\n<description>If the map outputs are compressed, how should they be
\ncompressed?
\n<\/description>
\n<\/property><\/p>\n
\n<name>mapred.output.compress<\/name>
\n<value>true<\/value>
\n<description>Should the job outputs be compressed?
\n<\/description>
\n<\/property><\/p>\n
\n# vi hbase-env.sh
\nexport HADOOP_HOME=\/data1\/oHive\/hadoop-0.20.2-cdh3u2
\nexport HBASE_CLASSPATH=${HADOOP_HOME}\/conf<\/span><\/p>\n
\n#\u00a0.\/hbase org.apache.hadoop.hbase.util.CompressionTest file:\/\/\/tmp\/aaa snappy<\/span><\/b><\/p>\n
\nhbase(main):003:0>\u00a0create ‘t1’, { NAME => ‘cf1’, COMPRESSION => ‘SNAPPY’ }<\/span><\/b>
\nhbase(main):004:0> describe ‘t1’
\nDESCRIPTION\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ENABLED
\n{NAME => ‘t1’, FAMILIES => [{NAME => ‘cf1’, BLOOMFILTER => ‘NONE’, REPLICATION_SCOPE true
\n=> ‘0’,\u00a0COMPRESSION => ‘SNAPPY’<\/span>, VERSIONS => ‘3’, TTL => ‘2147483647’, BLOCKSIZE =>
\n‘65536’, IN_MEMORY => ‘false’, BLOCKCACHE => ‘true’}]}
\n1 row(s) in 0.5370 seconds
\nhbase(main):014:0> put ‘t1’, ‘r1’, ‘cf1’, ‘1234’
\nhbase(main):020:0> put ‘t1’, ‘r2’, ‘cf1’, ‘1234’
\nhbase(main):016:0> get ‘t1’, ‘r1’
\nCOLUMN\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 CELL
\ncf1:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 timestamp=1347353707019, value=1234
\n1 row(s) in 0.0900 seconds
\nhbase(main):021:0> get ‘t1’, ‘r2’
\nCOLUMN\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 CELL
\ncf1:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 timestamp=1347353737455, value=1234
\n1 row(s) in 0.0870 seconds<\/p>\n