MongoShake is a universal data replication platform based on MongoDB's oplog. Redundant replication and active-active replication are two most important functions. 基于mongodb oplog的集群复制工具,可以满足迁移和同步的需求,进一步实现灾备和多活功能。
[2018/10/09 20:35:19 CST] [WARN] [collector.(*OplogSyncer).checkpoint:64] CheckpointOperation updated is not suitable. lowest [0]. current [406598025991
5268096]. reason : no candidates ack values found
shading集群,关键配置如下:
context.storage = database context.storage.url = mongodb://127.0.0.1:20070(配置的是源的mongos,是不是这个配置有问题??) context.address = ckpt_default
日志有如下信息:
[2018/10/09 20:35:19 CST] [WARN] [collector.(*OplogSyncer).checkpoint:64] CheckpointOperation updated is not suitable. lowest [0]. current [406598025991 5268096]. reason : no candidates ack values found