Pipe the whole table data synchronization, delete/insert way
From sybase to essentially a


Synchronous cases normal assumption for 100 data
Occasionally appear as follows:
Synchronous suddenly dropped to 10, the number of article and article 20, article 30 then slowly back to 100, data pipeline status returns to normal, not an error
Article source table data is not likely to reduce number theory, is based on the updated message processing

Q:
May be the reason is? Data pipeline or database issue? It is possible that the database performance problem (the source database server performance low)?