Re: pre6 weird ps output

[Albert D. Cahalan]

Jeff Garzik writes:
> Jeff Garzik wrote:
>> [jgarzik@brutus rpm]$ ps xf
>>   PID TTY      STAT   TIME COMMAND
>> 16013 pts/1    S      0:00 -bash
>> 32105 pts/1    R      0:00 ps xf
>> 15858 pts/0    S      0:00 -bash
>> 15889 pts/0    S      0:02 /bin/sh /usr/bin/rpm-rebuilder
>> 30660 /tmp/rpm/other_clisp-2.27-1mdk.src.rpm.log S   0:00  \_
>> /usr/lib/rpm/rpmb

Your TTY is /tmp/rpm/other_clisp-2.27-1mdk.src.rpm.log isn't it?
(it is a char device that matches what /proc/*/stat reports)

> Further clue:  kill ssh session and log back in later, and ps output
> [from a different pty] is normal.

This may be because ps from a different pty is unable to see
the real pathname in /proc/*/fd/ and must guess via other means.

The whole name resolution process is really gross. It would be
wonderful to have a /proc/*/tty symlink to examine.