1SG_RDAC(8) SG3_UTILS SG_RDAC(8)
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6 sg_rdac - display or modify SCSI RDAC Redundant Controller mode page
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9 sg_rdac [-6] [-a] [-f=LUN] [-v] [-V] DEVICE
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12 sg_rdac displays or modifies the RDAC controller settings via the
13 Redundant Controller mode page (0x2C). When modifying the settings it
14 allows one to transfer the ownership of individual drives to the con‐
15 troller the command was received on.
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18 -6 Use the 6 byte cdb variants of the SCSI MODE SENSE and MODE
19 SELECT commands. The default action (in the absence of this
20 option) is to use the 10 byte cdb variants.
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22 -a Transfer all (visible) devices
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24 -f=LUN Transfer the device identified by LUN. This command will only
25 work if the controller supports 'Dual Active Mode' (aka
26 active/active mode). LUN is a decimal number which cannot
27 exceed 31 when the -6 option is given, otherwise is cannot
28 exceed 255.
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30 -v be verbose
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32 -V print version string then exit
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35 The exit status of sg_rdac is 0 when it is successful. Otherwise see
36 the sg3_utils(8) man page.
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39 Written by Hannes Reinecke <hare at suse dot com>, based on
40 sg_emc_trespass.
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43 Report bugs to <dgilbert at interlog dot com>.
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46 Copyright © 2006-2017 Hannes Reinecke, Douglas Gilbert.
47 This software is distributed under the GPL version 2. There is NO war‐
48 ranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PUR‐
49 POSE.
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53sg3_utils-1.43 November 2017 SG_RDAC(8)