Date: Sat, 5 Nov 2005 13:35:31 +0100 From: Manfred Lotz <manfred.lotz@arcor.de> To: Peter Holm <peter@holm.cc> Cc: freebsd-stable@FreeBSD.org Subject: Re: pty problem Message-ID: <20051105133531.66a2a526.manfred.lotz@arcor.de> In-Reply-To: <20051105115735.GA16634@peter.osted.lan> References: <20051105115651.11f02f02.manfred.lotz@arcor.de> <20051105115735.GA16634@peter.osted.lan>
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On Sat, 5 Nov 2005 12:57:35 +0100 Peter Holm <peter@holm.cc> wrote: > On Sat, Nov 05, 2005 at 11:56:51AM +0100, Manfred Lotz wrote: > > Using FreeBSD 6.0 I get a pty problem after a while > > E.g., rlwrap > > rlwrap: warning: Could not get controlling terminal for rlwrap: > > Device not configured rlwrap: error: read error on master pty: No > > such file or directory > > > > Of course, it happens with other programs as well. It seems to be a > > known problem as I saw from another post. > > > > Does anybody have at least a workaround? > > > > That depends. Have you run out of ptys? Does "script xxx" fail? > I guess I ran out of usable ptys because of this: ... 28245 mc NAMI "/dev/ptyp0" 28245 mc RET open -1 errno 5 Input/output error 28245 mc CALL open(0xbfbfe220,0x2,0xbfbfe248) 28245 mc NAMI "/dev/ptyp1" 28245 mc RET open -1 errno 5 Input/output error 28245 mc CALL open(0xbfbfe220,0x2,0xbfbfe248) 28245 mc NAMI "/dev/ptyp2" 28245 mc RET open -1 errno 5 Input/output error 28245 mc CALL open(0xbfbfe220,0x2,0xbfbfe248) 28245 mc NAMI "/dev/ptyp3" 28245 mc RET open -1 errno 5 Input/output error 28245 mc CALL open(0xbfbfe220,0x2,0xbfbfe248) 28245 mc NAMI "/dev/ptyp4" 28245 mc RET open -1 errno 5 Input/output error 28245 mc CALL open(0xbfbfe220,0x2,0xbfbfe248) 28245 mc NAMI "/dev/ptyp5" 28245 mc RET open -1 errno 5 Input/output error ... ls -l /dev/pty* shows: crw-rw-rw- 1 root wheel 0, 129 Nov 4 21:02 /dev/ptyp0 crw-rw-rw- 1 root wheel 0, 131 Nov 5 12:08 /dev/ptyp1 crw-rw-rw- 1 root wheel 0, 133 Nov 5 12:59 /dev/ptyp2 crw-rw-rw- 1 root wheel 0, 135 Nov 5 11:49 /dev/ptyp3 crw-rw-rw- 1 root wheel 0, 137 Nov 5 13:34 /dev/ptyp4 crw-rw-rw- 1 root wheel 0, 139 Nov 5 12:54 /dev/ptyp5 crw-rw-rw- 1 root wheel 0, 141 Nov 5 13:29 /dev/ptyp6 crw-rw-rw- 1 root wheel 0, 143 Nov 4 21:00 /dev/ptyp7 -- Manfred
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