3副本数据，请问挂了一台机器，数据丢失之后，然后机器修改了，怎么在同一台机器上恢复数据。
如A,B,C 3副本，C挂了数据丢失，之后C修好了，到时数据没有了。怎么进行恢复。现在发现storaged上一直报错误日志：
guojun@qw-hkc2-ceph01:~$ tail -f /data/yy/log/nebula/nebula-storaged.INFO
W0207 15:09:44.149634 53516 RaftexService.cpp:180] Cannot find the part 30 in the graph space 6
W0207 15:09:44.149644 53547 RaftexService.cpp:180] Cannot find the part 11 in the graph space 4
W0207 15:09:44.149667 53548 RaftexService.cpp:180] Cannot find the part 27 in the graph space 1
W0207 15:09:44.149124 53515 RaftexService.cpp:180] Cannot find the part 15 in the graph space 5
W0207 15:09:44.149751 53529 RaftexService.cpp:180] Cannot find the part 30 in the graph space 5
W0207 15:09:44.149770 53549 RaftexService.cpp:180] Cannot find the part 11 in the graph space 5
W0207 15:09:44.149783 53552 RaftexService.cpp:180] Cannot find the part 26 in the graph space 4
W0207 15:09:44.149828 53539 RaftexService.cpp:180] Cannot find the part 27 in the graph space 5
W0207 15:09:44.149842 53546 RaftexService.cpp:180] Cannot find the part 26 in the graph space 5
W0207 15:09:44.149181 53543 RaftexService.cpp:180] Cannot find the part 24 in the graph space 5