Avago Technologies 3ware SAS 9750-16i4e - Manual (Page 56)

Chapter 2. CLI Syntax Reference
48 3ware SATA+SAS RAID Controller Card CLI Guide, Version 10.2
p9 OK u0 34.18 GB SAS - /c0/e0/slt1 HITACHI HUS151436VL
p10 OK u0 34.18 GB SAS - /c0/e0/slt2 HITACHI HUS151436VL
p11 OK u0 34.18 GB SAS - /c0/e0/slt3 HITACHI HUS151436VL
p12 OK u0 34.18 GB SAS - /c0/e0/slt4 HITACHI HUS151436VL
p13 OK u0 34.18 GB SAS - /c0/e0/slt5 HITACHI HUS151436VL
p14 OK u0 34.18 GB SAS - /c0/e0/slt6 HITACHI HUS151436VL
p15 OK u0 34.18 GB SAS - /c0/e0/slt7 HITACHI HUS151436VL
p16 OK u0 34.18 GB SAS - /c0/e0/slt8 HITACHI HUS151436VL
p17 OK u0 34.18 GB SAS - /c0/e0/slt9 HITACHI HUS151436VL
p18 OK u0 34.18 GB SAS - /c0/e0/slt10 HITACHI HUS151436VL
p19 OK u0 34.18 GB SAS - /c0/e0/slt11 HITACHI HUS151436VL
p20 OK u0 34.18 GB SAS - /c0/e0/slt12 HITACHI HUS151436VL
p21 OK u0 34.18 GB SAS - /c0/e0/slt13 HITACHI HUS151436VL
p22 OK u0 34.18 GB SAS - /c0/e0/slt14 HITACHI HUS151436VL
p23 OK u0 34.18 GB SAS - /c0/e0/slt15 HITACHI HUS151436VL
Name OnlineState BBUReady Status Volt Temp Hours LastCapTest
---------------------------------------------------------------------------
bbu On Yes OK OK OK 117 18-Mar-2010
/cx show rebuildmode
The /cx show rebuildmode command shows the current rebuild mode setting
of the specified controller. The rebuild mode has two settings: Adaptive and
Low latency.
Rebuild mode works with the rebuild task rate (see “/cx show rebuildrate” on
page 49).
The Adaptive setting is the default rebuild mode. It allows the firmware to
adjust the interaction of rebuild tasks with host I/Os to maximize the speed of
both host I/O and rebuild tasks. The Low latency setting minimizes latency
(delay) in reading data from a RAID unit by slowing the rebuild task process.
For some applications, such as video server applications and audio
applications, use the Low latency setting to minimize the latency of read
commands so that users do not perceive a lag when viewing video or listening
to audio.
For a more complete discussion of background task modes, see “Working
with the Background Task Mode” in the 3ware SATA+SAS RAID Controller
Card Software User Guide, Version 10.2.
Example:
//localhost> /c1 show rebuildmode
/c1 Rebuild background task mode = Low Latency
Related commands:
/cx set rebuildmode=
/cx set rebuildrate=<1..5>
/cx show rebuildrate