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分享hadoop 启动了datanode，jps命令查看没有datanode 求大神指点
启动了datanode，jps命令查看没有datanode 求大神指点
[root@slave1 ~]# hadoop-daemon.sh start datanode
starting datanode, logging to /usr/local/hadoop/logs/hadoop-root-datanode-slave1.out
[root@slave1 ~]# jps
2920 Jps
下面是日志
Java HotSpot(TM) Server VM warning: You have loaded library /usr/local/hadoop/lib/native/libhadoop.so.1.0.0 which might have disabled stack guard. The VM will try to fix the stack guard now.
It's highly recommended that you fix the library with 'execstack -c <libfile>', or link it with '-z noexecstack'.
ytes, -m) unlimited
open files (-n) 1024
pipe size (512 bytes, -p) 8
POSIX message queues (bytes, -q) 819200
real-time priority (-r) 0
stack size (kbytes, -s) 10240
[root@slave1 ~]# hadoop-daemon.sh start datanode
starting datanode, logging to /usr/local/hadoop/logs/hadoop-root-datanode-slave1.out
[root@slave1 ~]# jps
2920 Jps
下面是日志
Java HotSpot(TM) Server VM warning: You have loaded library /usr/local/hadoop/lib/native/libhadoop.so.1.0.0 which might have disabled stack guard. The VM will try to fix the stack guard now.
It's highly recommended that you fix the library with 'execstack -c <libfile>', or link it with '-z noexecstack'.
ytes, -m) unlimited
open files (-n) 1024
pipe size (512 bytes, -p) 8
POSIX message queues (bytes, -q) 819200
real-time priority (-r) 0
stack size (kbytes, -s) 10240
...全文
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kazoroth 2017-08-05
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可能是hadoop临时目录里的data和name的version不一致，删掉hadoop临时目录里的data内容，重新格式化hdfs
xuzhuo 2017-05-02
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我的和你一样，至今未解决，感觉好象是动态库的版本与系统版本不兼容。
上海菁数信息——实时数字智能 2017-04-13
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/usr/local/hadoop/logs/hadoop-root-datanode-slave1.log
看这个文件下对应时间的日志 核心错误信息复制去百度或者结合自己情况来分析
