ATTO Technology Express SAS R348 Guide de dépannage

ATTO ExpressSAS Troubleshooting Guide for Mac OSX 10.4.x This document describes troubleshooting techniques that can be used to identify and resolve

Æ The ExpressSAS Raid controller is installed in the computer but it does not appear in the System Profiler.  The ExpressSAS Raid controller

may give a clue as to the root cause of the issue. If a drive LED remains on when the computer freezes, suspect a problem with that drive. Æ The sy

 Investigate the SAS/SATA device for power. If available, connect to the device’s management feature and run any diagnostic test(s) available.  Wat

corrupted. Try downloading the image file from the support section of the website again.  If this still does not work, check to see if there is a n

of controller. B.) Error Log Capabilities The ATTO ExpressSAS Driver does not use the system log to communicate driver events to the user.

0x40 Log resource usage failures. 0x80 Log informational messages. System NVRAM Options A system NVRAM environment variable, atto-args-esa

sudo nvram atto-args-esasraid="[options]" where [options] are listed above. If you are not the root user, you will be prompted for a

12. How duplicable is the error? Does the error occur sporadically/randomly, or can it be reproduced each and every time? 13. If the system was work