常见异常

 rsync常见错误

sending incremental file list
profile
rsync: mkstemp "/etc/.profile.YF3qCk" failed: Permission denied (13)
sent 693 bytes  received 49 bytes  212.00 bytes/sec
total size is 2010  speedup is 2.71
rsync error: some files/attrs were not transferred (see previous errors) (code 23) at main.c(1039) [sender=3.0.6]

错误原因

1>    服务端配置文件中指定的用户和模块指定的目录的属主属组不同

2>    服务端模块指定的目录属组属组没有权限

-rw-r--r--.  1 root root   2010 1月  15 19:38 profile  都是root组和root用户；其他用户是没有权限的；要加sudo；

异常：
Task not serializable
Caused by: java.io.NotSerializableException: redis.clients.jedis.Jedis
Serialization stack:
- object not serializable (class: redis.clients.jedis.Jedis, value: redis.clients.jedis.Jedis@4dc45584)
- field (class: com.atguigu.sparkmall.realtime.Req4RedisUserBlackList$$anonfun$main$1$$anonfun$apply$2, name: jedis$1, type: class redis.clients.jedis.Jedis)
- object (class com.atguigu.sparkmall.realtime.Req4RedisUserBlackList$$anonfun$main$1$$anonfun$apply$2, <function1>)