T10000 - AIX Host Bus Adapter Configuration For T10k A/B/C Drives

(Doc ID 2135655.1)

Last updated on AUGUST 28, 2017

Applies to:

Sun StorageTek T10000A Tape Drive - Version All Versions and later
Sun StorageTek T10000B Tape Drive - Version All Versions and later
StorageTek T10000C Tape Drive - Version All Versions and later
StorageTek T10000D Tape Drive - Version All Versions and later
Information in this document applies to any platform.

Goal

Is there any recommended setting for parameters "dyntrk" and "fc_err_recov" for T10000 drives.

The current settings for the AIX Lpars (PowerVM) HBA on which the T10000 drive are attached are listed below:

$ lsattr -El fscsi4
attach switch How this adapter is CONNECTED False
dyntrk yes Dynamic Tracking of FC Devices True
fc_err_recov fast_fail FC Fabric Event Error RECOVERY Policy True
scsi_id 0x21eac1 Adapter SCSI ID False
sw_fc_class 3 FC Class for Fabric True
 

Solution

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