项目场景:
连接到mysql时显示 access denise 或者连接错误
原因分析:
可能是root用户权限不够 、防火墙阻碍、端口占用禁用问题。。。。
解决方案:
1、查看虚拟机内部网络是否通畅
[cloudera@quickstart Desktop]$ ifconfig
eth1 Link encap:Ethernet HWaddr 00:0C:29:2D:C7:9B
inet addr:192.168.157.212 Bcast:192.168.157.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1468450 errors:0 dropped:0 overruns:0 frame:0
TX packets:1473700 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:278550981 (265.6 MiB) TX bytes:105649619 (100.7 MiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:1887402 errors:0 dropped:0 overruns:0 frame:0
TX packets:1887402 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:1940