全量+增量同步，差不多全量同步完异常退出

[0521ak47]

源数据库大小144G
mongo-shake版本v2.8.2
源副本集mongo4.2.x，目的单机mongo版本4.2.x
报错日志
024/03/20 02:01:28 CST] [EROR] incr sync ts[7347913952182927620[1710819535, 260]] is less than current oldest ts[7348028189723066973[1710846133, 605]], this error means user's oplog collection size is too small or full sync continues too long
[2024/03/20 02:01:28 CST] [CRIT] run replication failed: incr sync ts[7347913952182927620[1710819535, 260]] is less than current oldest ts[7348028189723066973[1710846133, 605]], this error means user's oplog collection size is too small or full sync continues too long

[0521ak47]

我操作了两次，每次都发觉越到后面，同步就越慢，观察目的mongo负载 io 也没变高多少