Aug 242010
 

I discovered this tonight. I don’t know how long this has been going on.

$ sudo tw_cli info c0

Unit  UnitType  Status         %RCmpl  %V/I/M  Stripe  Size(GB)  Cache  AVrfy
------------------------------------------------------------------------------
u0    RAID-10   OK             -       -       64K     195.548   ON     OFF
u1    SPARE     OK             -       -       -       69.2404   -      OFF
u2    SPARE     OK             -       -       -       69.2404   -      OFF

Port   Status           Unit   Size        Blocks        Serial
---------------------------------------------------------------
p0     OK               u0     69.25 GB    145226112     WD-WMAKE2379003
p1     OK               u1     69.25 GB    145226112     WD-WMAKE2379069
p2     OK               u0     69.25 GB    145226112     WD-WMAKE2379066
p3     OK               u0     69.25 GB    145226112     WD-WMAKE2379012
p4     OK               u0     69.25 GB    145226112     WD-WMAKE2379286
p5     OK               u0     69.25 GB    145226112     WD-WMAKE2379019
p6     OK               u0     69.25 GB    145226112     WD-WMAKE2394339
p7     OK               u2     69.25 GB    145226112     WD-WMAKE2378696

Name  OnlineState  BBUReady  Status    Volt     Temp     Hours  LastCapTest
---------------------------------------------------------------------------
bbu   On           Yes       OK        OK       OK       255    31-Mar-2007

[dan@supernews:/usr/local/share/3dm2/help/en] $ sudo tw_cli info c0 u0

Unit     UnitType  Status         %RCmpl  %V/I/M  Port  Stripe  Size(GB)
------------------------------------------------------------------------
u0       RAID-10   OK             -       -       -     64K     195.548
u0-0     RAID-1    OK             -       -       -     -       -
u0-0-0   DISK      OK             -       -       p0    -       65.1826
u0-0-1   DISK      OK             -       -       p2    -       65.1826
u0-1     RAID-1    OK             -       -       -     -       -
u0-1-0   DISK      OK             -       -       p6    -       65.1826
u0-1-1   DISK      OK             -       -       p5    -       65.1826
u0-2     RAID-1    OK             -       -       -     -       -
u0-2-0   UNKNOWN   UNKNOWN        -       -       p3    -       521.005
u0/v0    Volume    -              -       -       -     -       195.548

It seems I’ll have to replace p3 with one of the two hot spares (u1 or u2). I don’t have time to research that now.

Ugh.