[sos-devel] [PATCH] sosreport: Capture IBM Power RAID storage adapter configuration information

Bryn M. Reeves bmr at redhat.com
Fri Sep 12 09:33:20 UTC 2014


On Fri, Sep 12, 2014 at 02:40:08PM +0530, Aruna Balakrishnaiah wrote:
> lsscsi also lists the vendor details for every enclosure, probably it would
> be straight forward to compare that instead of going through /sys or /proc
> data.

lsscsi does its work by issuing SG_IO ioctls directly to the device. This
means it cannot use information already cached by the kernel and on systems
with hundreds or thousands of devices means that we are generating considerable
load. This is the reason for trying to avoid additional calls to the utility.

If there's really no way it can be done then we can consider it but I'm
doubtful that that's the case.

If you can let me know what you want to use to identify the devices I can try
to help you come up with appropriate plugin code to do it.

Regards,
Bryn.




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