[PlanetCCRMA] Problem starting Ardour

Mark Knecht Mark Knecht <markknecht@gmail.com>
Tue Jun 28 08:49:01 2005

Hi Jim,

1) Turn of 'realtime' capabilities in Jack.
2) Make sure you are running Jack and Ardour as the same user.

Good luck,

On 6/27/05, jim ruxton <cinetron@passport.ca> wrote:
> Any ideas where I should start in trying to get Ardour to work? Output
> when I start Ardour is below. I'm not using the planet kernel yet. I
> have wireless on my machine that requires ndiswrapper so use a kernel
> from here http://www.linuxant.com/driverloader/wlan/full/downloads-fc3-
> kernel-i686.php  . Below is the Ardour output. Thanks!
> Jim
> Ardour/GTK 0.9beta29
>    (built using 0.589.2 with libardour 0.887.1)
> Copyright (C) 1999-2005 Paul Davis
> Some portions Copyright (C) Steve Harris, Ari Johnson, Brett Viren, Joel
> Baker
> Ardour comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the source for copying conditions.
> Loading UI configuration file /etc/ardour/ardour_ui.rc
> jackstart: cannot get realtime capabilities, current capabilities are:
>            =ep cap_setpcap-ep
>     probably running under a kernel with capabilities disabled,
>     a suitable kernel would have printed something like "=eip"
> back from read, ret = 1 errno == Success
> jackstart: could not give capabilities: Operation not permitted
> jackd 0.99.36
> Copyright 2001-2003 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> JACK compiled with System V SHM support.
> cannot lock down memory for jackd (Cannot allocate memory)
> loading driver ..
> creating alsa driver ... hw:0|hw:0|512|2|48000|0|0|nomon|swmeter|-|32bit
> control device hw:0
> configuring for 48000Hz, period = 512 frames, buffer = 2 periods
> Couldn't open hw:0 for 32bit samples trying 24bit instead
> Couldn't open hw:0 for 24bit samples trying 16bit instead
> nperiods = 2 for capture
> nperiods = 2 for playback
> JACK: unable to mlock() port buffers: Cannot allocate memory
> jack_create_thread: error -1 switching current thread to rt for
> inheritance: Unknown error 4294967295
> cannot start watchdog thread
> cannot load driver module alsa
> ardour: [ERROR]: Unable to connect to JACK server
> ardour: [ERROR]: Could not connect to JACK server as  "ardour"
> ardour: [ERROR]: Could not connect to JACK server as  "ardour"
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