This is the Linux app named Otter whose latest release can be downloaded as v4.2.18.zip. It can be run online in the free hosting provider OnWorks for workstations.
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In Alibaba B2B company, because of the characteristics of the business, the sellers are mainly concentrated in the country, and the buyers are mainly concentrated in foreign countries, so it has derived the demand for the computer room in Hangzhou and the United States. At the same time, in order to improve the user experience, the structure of the entire computer room is double-A Both can be written, and thus a product like otter was born. The first version of otter can be traced back to 2004~05. The external open source version is the fourth version. The development time has continued from July 2011 to the present. At present, the synchronization requirements of local/remote computer rooms within Alibaba B2B are basically complete. Got otte4. Based on database incremental log analysis, quasi real-time synchronization to the mysql/oracle database in the local computer room or remote computer room. A distributed database synchronization system.
- 600 million synchronized data
- File synchronization 1.5TB (2000w pictures)
- Involving synchronization between 200+ database instances
- 80+ machines cluster scale
- Based on Canal open source products, obtain incremental log data of the database
- Typical management system architecture, manager (web management) + node (work node)
This is an application that can also be fetched from https://sourceforge.net/projects/otter.mirror/. It has been hosted in OnWorks in order to be run online in an easiest way from one of our free Operative Systems.