Re: Rescan /dev/sd* without reboot?

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Joseph L. Casale wrote:
This is an old way of doing it but it's worked fine for me over the
years.

I think the new way is documented here:
http://www.linuxjournal.com/article/7321

i've had very good luck with

echo "- - -" > /sys/class/scsi_host/host?/scan

replacing ? with the proper scsi/fiberchannel host channel #

done this on online systems with minimal impact to other in-use drives.


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