36 lines
2.1 KiB
Markdown
36 lines
2.1 KiB
Markdown
#FAQ
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#常见命令 Common Commands：
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```
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#上传所有jar包. Upload all jar file to hdfs
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./hdfs dfs -put /aifs01/users/devhdp01/hadoop-2.6.0/share/hadoop/common/lib/*.jar /aifs01/users/devhdp01/hadoop-2.6.0/share/hadoop/common/lib/
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#创建目录. Make directory into hdfs
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./hdfs dfs -mkdir -p /aifs01/users/devhdp01/hbase-1.1.2/lib/
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```
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## Jar包找不到. Jar File cannot be find.
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###日志. Detail
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```
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Exception in thread "main" java.io.FileNotFoundException: File does not exist: hdfs://host-10-1-241-18:9000/aifs01/users/devhdp01/hbase-1.1.2/lib/hbase-hadoop-compat-1.1.2.jar
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at org.apache.hadoop.hdfs.DistributedFileSystem$18.doCall(DistributedFileSystem.java:1122)
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at org.apache.hadoop.hdfs.DistributedFileSystem$18.doCall(DistributedFileSystem.java:1114)
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at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
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at org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:1114)
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at org.apache.hadoop.mapreduce.filecache.ClientDistributedCacheManager.getFileStatus(ClientDistributedCacheManager.java:288)
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at org.apache.hadoop.mapreduce.filecache.ClientDistributedCacheManager.getFileStatus(ClientDistributedCacheManager.java:224)
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at org.apache.hadoop.mapreduce.filecache.ClientDistributedCacheManager.determineTimestamps(ClientDistributedCacheManager.java:93)
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at org.apache.hadoop.mapreduce.filecache.ClientDistributedCacheManager.determineTimestampsAndCacheVisibilities(ClientDistributedCacheManager.java:57)
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```
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###解决.Resolve
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1. 创建目录. Make directory into hdfs
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```
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${HADOOP_HOME}/bin>./hdfs dfs -mkdir -p /aifs01/users/devhdp01/hbase-1.1.2/lib/
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```
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2. 上传文件. Upload jar file to hdfs
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```
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${HADOOP_HOME}/bin>./hdfs dfs -put /aifs01/users/devhdp01/hbase-1.1.2/lib/hbase-hadoop-compat-1.1.2.jar /aifs01/users/devhdp01/hbase-1.1.2/lib/
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```
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## 分析失败, 如何分析之前的数据. After analyis failed. Cannot analysis the data before now.
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1. 删除start-analysis.sh脚本中${SW_ANALYSIS_HOME}对应的目录，默认分析三个月之前的数据 |