HBase學習筆記--bug篇1
阿新 • • 發佈：2018-12-17
HBase學習筆記–bug
- 執行時，log4j錯誤。
log4j:WARN No appenders could be found for logger (org.apache.hadoop.metrics2.lib.MutableMetricsFactory).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info
log4j.rootLogger=INFO, stdout log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern=%d %p [%c] - %m%n log4j.appender.logfile=org.apache.log4j.FileAppender log4j.appender.logfile.File=target/spring.log log4j.appender.logfile.layout=org.apache.log4j.PatternLayout log4j.appender.logfile.layout.ConversionPattern=%d %p [%c] - %m%n --------------------- \u4F5C\u8005\uFF1A\u5B66\u6218\u5230\u5E95 \u6765\u6E90\uFF1ACSDN \u539F\u6587\uFF1Ahttps://blog.csdn.net/shennongzhaizhu/article/details/50493338 \u7248\u6743\u58F0\u660E\uFF1A\u672C\u6587\u4E3A\u535A\u4E3B\u539F\u521B\u6587\u7AE0\uFF0C\u8F6C\u8F7D\u8BF7\u9644\u4E0A\u535A\u6587\u94FE\u63A5\uFF01
2.呼叫api建立連線時。
2018-10-23 10:32:06,817 WARN [org.apache.hadoop.util.NativeCodeLoader] - Unable to load native-hadoop library for your platform... using builtin-java classes where applicable