日志一直打印11/11 16:31:56.470907 00000185 C VND vgId:4, restore not finish since 12139 items to be applied. commit-index:1697510, applied-index:1685371

[songguangjie1987]

升级到3.3.30的时候一直出现下面的日志：
11/11 16:28:53.305119 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.315223 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.325312 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.335402 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.345490 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.355575 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.365664 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.375751 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.385837 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.395930 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.406025 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.416117 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.426221 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.436321 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.446419 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.456505 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.466611 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.476715 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.486821 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.496924 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.507019 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.517113 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.527215 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.537302 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.547383 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.557471 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.567554 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.577641 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.587741 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.597871 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.607981 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.618157 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.628250 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.638339 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.648440 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.658544 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.668635 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.678729 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.688820 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.698907 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361
11/11 16:28:53.709001 00000185 C VND vgId:4, restore not finish since 12149 items to be applied. commit-index:1697510, applied-index:1685361

这样的日志已经持续几个小时了。
是可以通过参数优化，还是本身的bug问题？