DataNode DirectoryScanner holding global lock for too long

ps -aux | grep kafka cat /proc/2913/status VmRSS对应的值就是物理内存占用 通过： ps aux ...

python -m SimpleHTTPServer 20001

Dataprochttps://cloud.google.com/dataproc/docs/concepts/components/docke...

【参考】Hadoop环境安全加固https://help.aliyun.com/knowledge_detail/50128.html[http...

start_web.sh stop_web.sh

Linux OS版本 yum install -y redhat-lsb vi文件保存退出命令":wq"和":x"的区别 :wq 强制性写入...

+------------------------------+| Tables_in_elephant |+------------...