[PlanetCCRMA] no realtime with latest kernel
Mark Knecht
Mark Knecht <markknecht@gmail.com>
Tue Feb 22 12:03:00 2005
Hi Fernando,
I'm trying to get my laptop updated but running a new kernel from
the Planet I'm not being allowed to run realtime:
[root@flash root]# uname -r
2.6.10-2.1.ll.rhfc2.ccrma
[root@flash root]#
>From QJC's message window:
11:53:55.813 Patchbay deactivated.
11:53:55.942 Statistics reset.
11:53:55.970 MIDI connection graph change.
11:54:00.097 Startup script...
11:54:00.097 artsshell -q terminate
11:54:00.340 Startup script terminated with exit status=256.
11:54:00.340 JACK is starting...
11:54:00.340 /usr/bin/jackd -R -p512 -dalsa -dhw:0 -r44100 -p256 -n2 -i2 -o2
11:54:00.352 JACK was started with PID=3198 (0xc7e).
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 ..
apparent rate = 44100
creating alsa driver ... hw:0|hw:0|256|2|44100|2|2|nomon|swmeter|-|32bit
control device hw:0
configuring for 44100Hz, period = 256 frames, buffer = 2 periods
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
11:54:00.510 JACK was stopped successfully.
11:54:02.384 Could not connect to JACK server as client.
Here's fstab:
LABEL=/ / ext3 defaults 1 1
LABEL=/boot /boot ext2 defaults 1 2
none /dev/pts devpts gid=5,mode=620 0 0
none /dev/shm tmpfs defaults 0 0
none /proc proc defaults 0 0
none /sys sysfs defaults 0 0
/dev/hda6 swap swap defaults 0 0
/dev/cdrom /mnt/cdrom udf,iso9660
noauto,owner,kudzu,ro 0 0
none /var/lib/jack/tmp tmpfs defaults 0 0
/dev/sda1 /mnt/audio1 vfat noauto,user 0 0
and it seems that tmpfs is mounter:
[root@flash root]# mount
/dev/hda9 on / type ext3 (rw)
none on /proc type proc (rw)
none on /sys type sysfs (rw)
none on /dev/pts type devpts (rw,gid=5,mode=620)
usbfs on /proc/bus/usb type usbfs (rw)
/dev/hda8 on /boot type ext2 (rw)
none on /dev/shm type tmpfs (rw)
none on /var/lib/jack/tmp type tmpfs (rw)
none on /proc/sys/fs/binfmt_misc type binfmt_misc (rw)
[root@flash root]#
I seem to be fully updated:
[mark@flash mark]$ su -
Password:
[root@flash root]# vi /etc/fstab
[root@flash root]# apt-get update
Get:1 http://ccrma.stanford.edu fedora/2/i386 release [1826B]
Fetched 1826B in 0s (15.2kB/s)
Hit http://ccrma.stanford.edu fedora/2/i386/core pkglist
Hit http://ccrma.stanford.edu fedora/2/i386/core release
Hit http://ccrma.stanford.edu fedora/2/i386/updates pkglist
Hit http://ccrma.stanford.edu fedora/2/i386/updates release
Hit http://ccrma.stanford.edu fedora/2/i386/planetccrma pkglist
Hit http://ccrma.stanford.edu fedora/2/i386/planetccrma release
Hit http://ccrma.stanford.edu fedora/2/i386/planetcore pkglist
Hit http://ccrma.stanford.edu fedora/2/i386/planetcore release
Hit http://ccrma.stanford.edu fedora/2/i386/planetedge pkglist
Hit http://ccrma.stanford.edu fedora/2/i386/planetedge release
Hit http://ccrma.stanford.edu fedora/2/i386/planetccrma srclist
Reading Package Lists... Done
Building Dependency Tree... Done
[root@flash root]# apt-get dist-upgrade
Reading Package Lists... Done
Building Dependency Tree... Done
Calculating Upgrade... Done
0 upgraded, 0 newly installed, 0 removed and 0 not upgraded.
[root@flash root]#
I don't know if anything special is supposed to be loaded anymore:
[root@flash root]# lsmod
Module Size Used by
snd_mixer_oss 21504 2
snd_seq 74896 0
snd_seq_device 9740 1 snd_seq
snd_atiixp 23776 3
snd_ac97_codec 75256 1 snd_atiixp
snd_pcm 120968 2 snd_atiixp,snd_ac97_codec
snd_timer 37380 2 snd_seq,snd_pcm
snd 73732 9
snd_mixer_oss,snd_seq,snd_seq_device,snd_atiixp,snd_ac97_codec,snd_pcm,snd_timer
soundcore 11232 3 snd
snd_page_alloc 10884 2 snd_atiixp,snd_pcm
autofs4 28292 0
kaweth 21248 0
iptable_filter 3712 0
ip_tables 18944 1 iptable_filter
8139too 30208 0
mii 4864 1 8139too
dm_mod 62868 0
joydev 9792 0
ohci_hcd 27784 0
ehci_hcd 40836 0
video 15620 0
button 6544 0
battery 9220 0
ac 4740 0
radeon 136452 2
md5 4224 1
ipv6 279232 8
ext3 135304 1
jbd 90264 1 ext3
[root@flash root]#
What have I forgotten here? alsamixer works. Alsa is loaded. Jack runs
non-realtime, but I do get xruns.
Thanks in advance,
Mark