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Linux
EMC, PowerPath and issue on using LUN
Post 302581967 by dude2cool on Wednesday 14th of December 2011 02:46:23 PM
12-14-2011
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LEARN ABOUT CENTOS
sg_rdac
SG_RDAC(8) SG3_UTILS SG_RDAC(8) NAME
sg_rdac - display or modify SCSI RDAC Redundant Controller mode page SYNOPSIS
sg_rdac [-a] [-f=LUN] [-v] [-V] DEVICE DESCRIPTION
sg_rdac displays or modifies the RDAC controller settings via the Redundant Controller mode page (0x2C). When modifying the settings it allows to transfer the ownership of individual drives to the controller the command was received on. OPTIONS
-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 active/active mode). -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 (C) 2006-2012 Hannes Reinecke, Douglas Gilbert. This software is distributed under the GPL version 2. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PUR- POSE. sg3_utils-1.35 November 2012 SG_RDAC(8)