Walter Su created HDFS-8779: ------------------------------- Summary: WebUI can't display randomly generated block ID Key: HDFS-8779 URL: https://issues.apache.org/jira/browse/HDFS-8779 Project: Hadoop HDFS Issue Type: Bug Components: webhdfs Reporter: Walter Su Assignee: Walter Su Priority: Minor
Old release use randomly generated block ID(HDFS-4645). max value of Long in Java is 2^63-1 max value of number in Javascript is 2^53-1. ( See [Link|https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Number/MAX_SAFE_INTEGER]) Which means almost every randomly generated block ID exceeds MAX_SAFE_INTEGER. A integer which exceeds MAX_SAFE_INTEGER cannot be represented in Javascript. -- This message was sent by Atlassian JIRA (v6.3.4#6332)