摘要:
如题出现Namenode经常挂掉 IPC's epoch 9 is less than the last promised epoch 10, 解决方案 可以在core-site.xml文件中修改ha.health-monitor.rpc-timeout.ms参数值,来扩大zkfc监控检查超时时间。 阅读全文
摘要:
Shared Variables Normally, when a function passed to a Spark operation (such as map or reduce) is executed on a remote cluster node, it works on separ 阅读全文