かわうちさん のところから

ttyq5:makoto@genova 0:09:52/080602(~)> sudo atactl wd0 smart status
SMART supported, SMART enabled
id value thresh crit collect reliability description                    raw
  1 100    6     yes online  positive    Raw read error rate            0
  3  98    0     no  online  positive    Spin-up time                   0
  4 100   20     yes online  positive    Start/stop count               83
  5 100   36     yes online  positive    Reallocated sector count       0
  7  76   30     yes online  positive    Seek error rate                47017100
  9  97    0     no  online  positive    Power-on hours count           2978
 10 100   97     yes online  positive    Spin retry count               0
 12 100   20     yes online  positive    Device power cycle count       83
184 100    0     no  online  positive    Unknown                        0
187 100    0     no  online  positive    Unknown                        0
189 100    0     no  online  positive    Unknown                        0
190  62    0     no  online  positive    Unknown                        639959078
194  38    0     no  offline positive    Temperature                    38 Lifetime max/min 0/16
195  77    0     no  online  positive    Hardware ECC Recovered         220470474
197 100    0     no  offline positive    Current pending sector         0
198 100    0     no  offline positive    Offline uncorrectable          0
199 200    0     no  offline positive    Ultra DMA CRC error count      0
ttyq5:makoto@genova 0:09:59/080602(~)>

1. 知らなかった
2. この disk は Hardware ECC Recovered が多すぎ。大丈夫なのかな

別の同じ型の機械についている同じ型の disk はやはり同様。これって ?

ttyp0:makoto@modena 0:18:19/080602(~)> sudo atactl wd1 smart status
SMART supported, SMART enabled
id value thresh crit collect reliability description                    raw
  1 100    6     yes online  positive    Raw read error rate            0
  3  98    0     no  online  positive    Spin-up time                   0
  4 100   20     yes online  positive    Start/stop count               99
  5 100   36     yes online  positive    Reallocated sector count       0
  7  75   30     yes online  positive    Seek error rate                29677452
  9  98    0     no  online  positive    Power-on hours count           2350
 10 100   97     yes online  positive    Spin retry count               0
 12 100   20     yes online  positive    Device power cycle count       99
184 100    0     no  online  positive    Unknown                        0
187 100    0     no  online  positive    Unknown                        0
189 100    0     no  online  positive    Unknown                        0
190  60    0     no  online  positive    Unknown                        739835944
194  40    0     no  offline positive    Temperature                    40 Lifetime max/min 0/15
195  73    0     no  online  positive    Hardware ECC Recovered         221187833
197 100    0     no  offline positive    Current pending sector         0
198 100    0     no  offline positive    Offline uncorrectable          0
199 200    0     no  offline positive    Ultra DMA CRC error count      0
ttyp0:makoto@modena 0:18:41/080602(~)> 

ちなみに、次のもの
wd0 at atabus1 drive 0: <FB080C4080>