HOWTO DOWNGRADE FIRMWARE ON DOT-HILL QX CONTROLLER

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DOWNGRADING FIRMWARE IS SAME AS INSTALLING NEW FIRMWARE PER DOTHILL. (See attachment for reference)

FOLLOWING IS THE PROCEDURE:

 

 

MAKE SURE TO TO RUN MD5SUM ON FIRMWARE FILE AND CHECK IT AGAINST THE MD5.TXT TO MAKE SURE FILE IS VALID.

ASK CUSTOMER TO STOP ALL I/O !!, PREFERRABLY STOP STORNEXT

COMPLETELY. (SERVICE CVFS STOP)

 

1. LOGIN TO QX ARRAY STORAGE GUI MANAGEMENT IP

2. Make sure all components report as online and ready.

including all drives

 

3. CAPTURE a support bundle.

 

4. disable partner firmware update:

 

> Configuration > Advanced Settings > Firmware and uncheck the checkbox.

 

5. FTP TO controller A (LOGIN: manage, pwd: !manage)

 

6. PUT <FW IMAGE FILE.bin> FLASH

 

7. FTP TO controller B (LOGIN: manage, pwd: !manage)

 

8. PUT <FW IMAGE FILE.bin> FLASH

 

9. RESTART STORNEXT ON MDCS

 

10. TEST I/O

 

IF ANY ISSUES, PLS ESCALATE TO DOT-HILL SUPPORT.