SG_RDAC(8) SG3_UTILS SG_RDAC(8)
NAME
sg_rdac - display or modify SCSI RDAC Redundant Controller mode page
SYNOPSIS
sg_rdac [-6] [-a] [-f=LUN] [-v] [-V] DEVICE
DESCRIPTION
sg_rdac displays or modifies the RDAC controller settings via the Re-
dundant Controller mode page (0x2C). When modifying the settings it al-
lows one to transfer the ownership of individual drives to the con-
troller the command was received on.
OPTIONS
-6 Use the 6 byte cdb variants of the SCSI MODE SENSE and MODE SE-
LECT commands. The default action (in the absence of this op-
tion) is to use the 10 byte cdb variants.
-a Transfer all (visible) devices
-f=LUN Transfer the device identified by LUN. This command will only
work if the controller supports 'Dual Active Mode' (aka ac-
tive/active mode). LUN is a decimal number which cannot exceed
31 when the -6 option is given, otherwise is cannot exceed 255.
-v be verbose
-V print version string then exit
EXIT STATUS
The exit status of sg_rdac is 0 when it is successful. Otherwise see
the sg3_utils(8) man page.
AUTHOR
Written by Hannes Reinecke <hare at suse dot com>, based on
sg_emc_trespass.
REPORTING BUGS
Report bugs to <dgilbert at interlog dot com>.
COPYRIGHT
Copyright © 2006-2017 Hannes Reinecke, Douglas Gilbert.
This software is distributed under the GPL version 2. There is NO war-
ranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PUR-
POSE.
sg3_utils-1.43 November 2017 SG_RDAC(8)
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