== sanity test 300ug: migrate overstriped dirs =========== 18:21:24 (1780525284)
lmv_stripe_count: 8 lmv_stripe_offset: 0 lmv_hash_type: crush,fixed
mdtidx		 FID[seq:oid:ver]
     0		 [0x200000400:0x68:0x0]		
     1		 [0x240000401:0x68:0x0]		
     0		 [0x200000400:0x69:0x0]		
     1		 [0x240000401:0x69:0x0]		
     0		 [0x200000400:0x6a:0x0]		
     1		 [0x240000401:0x6a:0x0]		
     0		 [0x200000400:0x6b:0x0]		
     1		 [0x240000401:0x6b:0x0]