[16725] in Athena Bugs

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Ultra 5 and m64config

daemon@ATHENA.MIT.EDU (Greg Hudson)
Mon Feb 22 17:16:58 1999

Date: Mon, 22 Feb 1999 17:16:46 -0500
From: Greg Hudson <ghudson@MIT.EDU>
To: bugs@MIT.EDU

I took a recently installed ultra 5, dropped it to a console prompt,
and ran:
	
	m64config -depth 8 -res 1280x1024x60

Then I logged out, logged in via xlogin as systest, ran xdpyinfo, and
logged out again (realizing that I had wanted to say -depth 24).  At
this point the monitor lost signal (as evidenced by the green light
changing to an orange light) and the machine became apparently
unresponsive.  (I didn't try pinging it, unfortunately.)

Upon reboot, the automatic fsck of the /var partition reported ten
incorrect block counts and a partially allocated inode, and then
announced that there had been an unexpected filesystem inconsistency
and I needed to run fsck manually.  The manual fsck reported some
unref files and a link count file problem, and the usual free blocks
wrong in superblock.  Then the machine came up okay.

This behavior points to two Solaris bugs:

	1. The m64config command appears to have led to the machine
	   freezing.

	2. The filesystem should not experience unexpected
	   inconsistencies due to the machine freezing and being power
	   cycled.

The first problem might be fixable with an m64 driver patch.

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