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Strange behaviour under RedHat 7.1, Vanilla 2.4.5

To: devfs@xxxxxxxxxxx
Subject: Strange behaviour under RedHat 7.1, Vanilla 2.4.5
From: "Joshua M. Schmidlkofer" <menion@xxxxxxxxxxxxxx>
Date: Wed, 27 Jun 2001 09:29:14 -0600
Sender: owner-devfs@xxxxxxxxxxx
User-agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:0.9.1+) Gecko/20010625
Redhat 7.1, ext2 fs's
AMD k6-2, 230Meg, 20 gig HD
Vanilla 2.4.5 Kernel
Alsa, and Nvidia drivers
devfsd 1.3.11

For the first time since I started using devfs in the 2.2.x release kernels, I am experiencing problems that seem to be related to it. I don't know if I have misconfig'd something, but out of about 10 machines, one, my home machine is now having issues w/devfs. After I boot, everything runs ok, and I login to a console term, it's ok. As soon as the first PTY is used, everything goes to hell in a handbasket. /dev stops responding, and any process seeking, opening, or closing any devices in /dev is immediatly hung. Sometimes after hours the system will recover. I have had reports of 'Unable to remove vc/xx - file not found', in my syslog, occasionally I will also see something related to 'pts/x'. [This error is not verbatim, I apologize, It is at home, and I have not been able to get a peice of mail out yet. *sigh* Plus the keyboard died on my FW [argh]].

Also, IF the system comes back, then an 'ls' in the 'dev/pts' directory finds something like 'm0' - 'm255', or maybe 'b0' - 'b255'. It has only comeback twice since this all started.

I have two kernels, one I believe DOES have the devpts filesystem option, the other does not. However, in any case that does not seem to make a difference.

The only changes that I have recently made was adding some options to my devfsd.conf to change default ownership on alsa & oss-compatibility devices. This is a precursor, if it would be usefull, i can post my .config, devfsd.conf, etc. If I can get the system to remain stable for long enough, I will remove the rule, and see if it affects the system.

I have also noticed wierdness w/devfsd. It does not always behave according to what I would expect, and sometimes I think that I must be using the rules incorrectly in the config file.

I hope this is not too vague.


thanks, Joshua


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