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想请教一下大神关于redis源码中replication.c文件的feedReplicationBacklog方法。 这个方法中,server.repl_backlog_off到底是什么意思。既然有了server.master_repl_offset表示全局的偏移量,为什么还要有server.repl_backlog_off。而且为什么一定要满足以下公式: server.repl_backlog_off = server.master_repl_offset - server.repl_backlog_histlen + 1;
The text was updated successfully, but these errors were encountered:
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想请教一下大神关于redis源码中replication.c文件的feedReplicationBacklog方法。
这个方法中,server.repl_backlog_off到底是什么意思。既然有了server.master_repl_offset表示全局的偏移量,为什么还要有server.repl_backlog_off。而且为什么一定要满足以下公式:
server.repl_backlog_off = server.master_repl_offset - server.repl_backlog_histlen + 1;
The text was updated successfully, but these errors were encountered: