RECOVER HDD RAID5 WITH SERVER UP --> any soft for linux ?

[tfinez]

I've discovered that dellmgr permits recover hdd while the server 
remains online. I'm rebuilding the disk with this application
You only have to type dellmgr on the command line

>I have a PE1850 with the controller PERC 4e/Di. The problem is that I've 
>implemented a RAID5 and one disk is degraded. I've pasted results from 
>OMSA. It's a Debian with kernel  2.6.17.6.  I'd like to know if there's 
>any application that permits recover the degraded disk with the server 
>online.
>
>I've found an utility that permits remain the server online while you 
>make the rebuild (Array Manager) but unfortunatelly it only works with 
>WINDOWS!!
>
>
>omreport storage vdisk
>    List of Virtual Disks in the System
>
>    Controller PERC 4e/Di (Embedded)
>    ID           : 0
>    Status       : Non-Critical
>    Name         : Virtual Disk 0
>    State        : Degraded
>    Progress     : Not Applicable
>    Layout       : RAID-5
>    Size         : 136.48 GB (146548981760 bytes)
>    Device Name  :
> 
>
>omreport storage adisk controller=0
>    List of Array/Hard Disks on Controller PERC 4e/Di (Embedded)
>
>    Controller PERC 4e/Di (Embedded)
>    ID                        : 0:0
>    Status                    : Ok
>    Name                      : Array Disk 0:0
>    State                     : Online
>    Progress                  : Not Applicable
>    Capacity                  : 68.24 GB (73274490880 bytes)
>    Used RAID Disk Space      : 68.24 GB (73274490880 bytes)
>    Available RAID Disk Space : 0.00 GB (0 bytes)
>    Hot Spare                 : No
>    Product ID                : ST373454LC
>    Revision                  : D403
>    Vendor ID                 : SEAGATE
>
>    ID                        : 0:1
>    Status                    : Ok
>    Name                      : Array Disk 0:1
>    State                     : Online
>    Progress                  : Not Applicable
>    Capacity                  : 68.24 GB (73274490880 bytes)
>    Used RAID Disk Space      : 68.24 GB (73274490880 bytes)
>    Available RAID Disk Space : 0.00 GB (0 bytes)
>    Hot Spare                 : No
>    Product ID                : ST373454LC
>    Revision                  : D403
>    Vendor ID                 : SEAGATE
>
>    ID                        : 0:2
>    Status                    : Critical
>    Name                      : Array Disk 0:2
>    State                     : Failed
>    Progress                  : Not Applicable
>    Capacity                  : 68.24 GB (73274490880 bytes)
>    Used RAID Disk Space      : 68.24 GB (73274490880 bytes)
>    Available RAID Disk Space : 0.00 GB (0 bytes)
>    Hot Spare                 : No
>    Product ID                : ST373454LC
>    Revision                  : D403
>    Vendor ID                 : SEAGATE
>
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