昨天早上我在异常关闭后使用 mongodb 一个月，我的 mongodb 无法启动。这里我使用的是wiredTiger 存储引擎，我认为wiredTiger.wt 文件已损坏但我不知道该怎么办
这样做sevice mongod start给了我这个错误日志
2015-05-12T16:54:35.442+0530 I CONTROL ***** SERVER RESTARTED *****
2015-05-12T16:54:35.465+0530 I STORAGE [initandlisten] wiredtiger_open config: create,cache_size=7G,session_max=20000,eviction=(threads_max=4),statistics=(fast),log=(enabled=true,archive=true,path=journal,compressor=snappy),checkpoint=(wait=60,log_size=2GB),statistics_log=(wait=0),
2015-05-12T16:54:35.469+0530 E STORAGE [initandlisten] WiredTiger (0) [1431429875:469521][10501:0x7f1a672e3c20], file:WiredTiger.wt, connection: read checksum error [4096B @ 32768, 3884066602 != 1841814112]
2015-05-12T16:54:35.469+0530 E STORAGE [initandlisten] WiredTiger (0) [1431429875:469550][10501:0x7f1a672e3c20], file:WiredTiger.wt, connection: WiredTiger.wt: encountered an illegal file format or internal value
2015-05-12T16:54:35.469+0530 E STORAGE [initandlisten] WiredTiger (-31804) [1431429875:469563][10501:0x7f1a672e3c20], file:WiredTiger.wt, connection: the process must exit and restart: WT_PANIC: WiredTiger library …