Re: [LAU] Too many xruns

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From: Kevin Cosgrove <kevinc@...>

To: <linux-audio-user@...>

Subject: Re: [LAU] Too many xruns

Date: Wednesday, September 5, 2012 - 7:24 pm

On 5 September 2012 at 9:11, Jeremy Jongepier wrote:

> On 09/05/12 06:17, Kevin Cosgrove wrote:

quoted text

> > Hello,
> >
> > I'm trying to record on a new system, and I'm getting xruns. My
> > old system produced no xruns.
> >
> > The problem system runs:
> >
> > Fedora 17
> > Kernel 3.5.2-3.fc17.x86_64
> > Ardour 2.8.14
> > JACK 1.9.8
> > Intel i7, 16GB RAM, SATA 6Gb/s drives
> >
> > My user ID is a member of the "jackuser" group.
> >
> > Jack is running as:
> >
> > /usr/bin/jackd \
> > -T -ndefault -p 256 -R -P 60 -T -d alsa -n 2 -r 48000 -p 1024 -d hw:2,0
> >
> > In 43 minutes I've had almost 6700 xruns.
> >
> >
> > The working system runs:
> >
> > Mandriva 2010.2
> > Kernel 2.6.33.7-server-2mnb
> > Ardour 2.8.11
> > JACK 1.9.5
> > Intel Q9650, 4GB RAM, IDE drives
> >
> >
> > Reading through the CCRMA documentation here:
> >
> > http://ccrma.stanford.edu/planetccrma/software/installplanetsixteen.html
> >
> > It looks like the kernel and jack for F17 are built for "proper
> > realtime priority". What am I missing. Is there something
> > I need to do beyond being a member of "jackuser" in order to
> > operate with acceptable xruns?
> >
> > I think I'll go back to the old system for a while.
> >
> > Thanks....
> >
> > --
> > Kevin
>
>
> Hello Kevin,
>
> Could you post the output of:
> cat /proc/asound/cards

Xrunning system says:

0 [PCH ]: HDA-Intel - HDA Intel PCH
HDA Intel PCH at 0xf7e20000 irq 70
1 [M1010 ]: ICE1712 - M Audio Delta 1010
M Audio Delta 1010 at 0xa040, irq 16
2 [NVidia ]: HDA-Intel - HDA NVidia
HDA NVidia at 0xf7080000 irq 17

Fine system says:

0 [Intel ]: HDA-Intel - HDA Intel
HDA Intel at 0xfbff8000 irq 30
1 [M1010 ]: ICE1712 - M Audio Delta 1010
M Audio Delta 1010 at 0xec00, irq 17

I'm using the Delta 1010 cards on each system with Jack & Ardour.

> cat /proc/interrupts

Xrunning system says:

CPU0 CPU1 0: 129 0 1: 3 0 8: 1 0 9: 0 0 12: 17478 0 16: 56322 0 17: 154 0 23: 289 0 49: 10439 82409 50: 5 0 51: 1 0 52: 0 0 53: 0 0 54: 0 0 55: 0 0 56: 0 0 57: 0 0 58: 0 0 59: 1 0 60: 0 0 61: 0 0 62: 0 0 63: 0 0 64: 0 0 65: 0 0 66: 0 0 67: 11 0 68: 71 0 69: 0 0 70: 816 0 NMI: 20 23 LOC: 41295 171368 SPU: 0 0 PMI: 20 23 IWI: 0 0 RTR: 7 0 RES: 31602 6824 CAL: 474 704 TLB: 420 366 TRM: 0 0 THR: 0 0 MCE: 0 0 MCP: 9 9 ERR: 0
MIS: 0 CPU2 CPU3 CPU4 CPU5 CPU6 CPU7
0 0 0 0 0 0 IO-APIC-edge timer
0 0 0 0 0 0 IO-APIC-edge i8042
0 0 0 0 0 0 IO-APIC-edge rtc0
0 0 0 0 0 0 IO-APIC-fasteoi acpi
0 0 0 0 0 0 IO-APIC-edge i8042
0 0 0 0 0 0 IO-APIC-fasteoi ahci, ehci_hcd:usb1, firewire_ohci, snd_ice1712, nvidia
0 0 0 0 0 0 IO-APIC-fasteoi snd_hda_intel
0 9 0 0 0 0 IO-APIC-fasteoi ehci_hcd:usb2
9643 133 0 0 0 0 PCI-MSI-edge ahci
0 0 0 0 0 0 PCI-MSI-edge ahci
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge xhci_hcd
0 0 0 0 0 0 PCI-MSI-edge mei
0 497508 0 0 0 0 PCI-MSI-edge em1
0 0 0 0 0 0 PCI-MSI-edge p121p1
0 0 0 0 0 0 PCI-MSI-edge snd_hda_intel
16 26 3 3 2 2 Non-maskable interrupts
36696 193528 13059 9923 8421 11449 Local timer interrupts
0 0 0 0 0 0 Spurious interrupts
16 26 3 3 2 2 Performance monitoring interrupts
0 0 0 0 0 0 IRQ work interrupts
0 0 0 0 0 0 APIC ICR read retries
1130 666 841 419 249 359 Rescheduling interrupts
676 725 704 745 722 777 Function call interrupts
352 427 930 717 170 414 TLB shootdowns
0 0 0 0 0 0 Thermal event interrupts
0 0 0 0 0 0 Threshold APIC interrupts
0 0 0 0 0 0 Machine check exceptions
9 9 9 9 9 9 Machine check polls

Fine system says:

CPU0 CPU1 CPU2 CPU3
0: 35 0 0 0 IO-APIC-edge timer
1: 4 2 5 3 IO-APIC-edge i8042
4: 0 0 1 1 IO-APIC-edge
6: 2 0 2 0 IO-APIC-edge floppy
8: 0 0 0 1 IO-APIC-edge rtc0
9: 0 0 0 0 IO-APIC-fasteoi acpi
12: 313 271 45 48 IO-APIC-edge i8042
14: 0 0 0 0 IO-APIC-edge ide0
15: 0 0 0 0 IO-APIC-edge ide1
16: 14878 13436 479 480 IO-APIC-fasteoi uhci_hcd:usb1, uhci_hcd:usb6, pata_marvell, nvidia
17: 0 0 0 0 IO-APIC-fasteoi ICE1712
18: 164 165 328 289 IO-APIC-fasteoi uhci_hcd:usb5, ehci_hcd:usb7
19: 0 0 0 0 IO-APIC-fasteoi uhci_hcd:usb4
21: 9 10 11 9 IO-APIC-fasteoi uhci_hcd:usb2
23: 0 0 0 0 IO-APIC-fasteoi uhci_hcd:usb3, ehci_hcd:usb8
28: 1672 1672 4348 3307 PCI-MSI-edge ahci
29: 33 40 38 5319 PCI-MSI-edge eth0
30: 70 71 67 69 PCI-MSI-edge hda_intel
NMI: 0 0 0 0 Non-maskable interrupts
LOC: 10557 10313 10611 11666 Local timer interrupts
SPU: 0 0 0 0 Spurious interrupts
PMI: 0 0 0 0 Performance monitoring interrupts
PND: 0 0 0 0 Performance pending work
RES: 431 221 441 425 Rescheduling interrupts
CAL: 3098 1409 3750 1325 Function call interrupts
TLB: 682 535 805 608 TLB shootdowns
TRM: 0 0 0 0 Thermal event interrupts
THR: 0 0 0 0 Threshold APIC interrupts
MCE: 0 0 0 0 Machine check exceptions
MCP: 1 1 1 1 Machine check polls
ERR: 3
MIS: 0

> cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor

Xrunning system says:

ondemand
ondemand
ondemand
ondemand
ondemand
ondemand
ondemand
ondemand

Fine system says:

cat: No match.

There is no scaling_govenor file in the .../system/cpu/... tree.
This kernel is 2.6.33. Whereas the other system kernel is 3.5.3.

> More information on tweaking your setup:

quoted text

> http://wiki.linuxmusicians.com/doku.php?id=system_configuration

Excellent resource. I was also going to try installing the CCRMA
RT kernel and any "accessories" it might require.

Thanks much!

--
Kevin

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Messages in current thread:

[LAU] Too many xruns, Kevin Cosgrove, (Wed Sep 5, 4:17 am)

Re: [LAU] Too many xruns, S. Massy, (Thu Sep 6, 1:55 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Sep 6, 3:48 pm)

Re: [LAU] Too many xruns, Lorenzo Sutton, (Wed Sep 5, 7:50 am)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Wed Sep 5, 2:43 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Wed Sep 5, 7:30 pm)

Re: [LAU] Too many xruns, Ralf Mardorf, (Wed Sep 5, 8:02 am)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Wed Sep 5, 2:47 pm)

Re: [LAU] Too many xruns, Ralf Mardorf, (Wed Sep 5, 7:30 am)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Wed Sep 5, 7:29 pm)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Wed Sep 5, 7:11 am)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Wed Sep 5, 7:24 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Oct 11, 6:33 am)

Re: [LAU] Too many xruns, Paul Davis, (Thu Oct 11, 10:55 am)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Oct 11, 4:17 pm)

Re: [LAU] Too many xruns, Brendan Jones, (Fri Oct 12, 12:33 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Fri Oct 12, 4:07 pm)

Re: [LAU] Too many xruns, Brendan Jones, (Fri Oct 12, 6:55 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Fri Oct 12, 7:01 pm)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Thu Oct 11, 6:01 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Oct 11, 6:17 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Oct 11, 4:50 pm)

Re: [LAU] Too many xruns, SxDx, (Thu Oct 11, 12:24 pm)

Re: [LAU] Too many xruns, R. Mattes, (Thu Oct 11, 3:45 pm)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Thu Oct 11, 11:00 am)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Thu Oct 11, 7:07 am)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Oct 11, 8:06 am)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Thu Oct 11, 8:55 am)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Oct 11, 3:53 pm)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Thu Oct 11, 5:58 pm)

Re: [LAU] Too many xruns, Len Ovens, (Thu Oct 11, 9:22 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Oct 11, 6:03 pm)

Re: [LAU] Too many xruns, Len Ovens, (Thu Sep 6, 5:24 am)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Sep 6, 3:43 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Sep 6, 5:02 pm)

Re: [LAU] Too many xruns, Joakim Hernberg, (Fri Sep 7, 8:18 am)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Fri Sep 7, 8:25 pm)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Fri Sep 7, 8:30 am)

Re: [LAU] Too many xruns, Joakim Hernberg, (Fri Sep 7, 9:23 am)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Fri Sep 7, 9:40 am)

Re: [LAU] Too many xruns, Fernando Lopez-Lezcano, (Sat Sep 8, 6:09 pm)

Re: [LAU] Too many xruns, Joakim Hernberg, (Fri Sep 7, 10:46 am)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Fri Sep 7, 11:03 am)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Thu Sep 6, 7:12 pm)

Re: [LAU] Too many xruns, Len Ovens, (Thu Sep 6, 4:55 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Sep 6, 5:08 pm)

Re: [LAU] Too many xruns, Paul Davis, (Thu Sep 6, 5:10 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Sep 6, 5:30 pm)

Re: [LAU] Too many xruns, Ralf Mardorf, (Fri Sep 7, 2:15 am)

Re: [LAU] Too many xruns, Joakim Hernberg, (Fri Sep 7, 7:52 am)

Re: [LAU] Too many xruns, Paul Davis, (Fri Sep 7, 10:53 am)

[LAU] PCIe audio gear [was: Too many xruns], Kevin Cosgrove, (Fri Sep 7, 2:21 am)

Re: [LAU] PCIe audio gear [was: Too many xruns], Paul Davis, (Fri Sep 7, 4:02 am)

Re: [LAU] PCIe audio gear [was: Too many xruns], Len Ovens, (Fri Sep 7, 3:29 am)

Re: [LAU] PCIe audio gear [was: Too many xruns], Ralf Mardorf, (Fri Sep 7, 3:58 am)

Re: [LAU] PCIe audio gear [was: Too many xruns], Len Ovens, (Fri Sep 7, 4:47 am)

Re: [LAU] PCIe audio gear [was: Too many xruns], Kevin Cosgrove, (Fri Sep 7, 4:58 am)

Re: [LAU] PCIe audio gear [was: Too many xruns], Len Ovens, (Fri Sep 7, 1:08 pm)

Re: [LAU] PCIe audio gear [was: Too many xruns], Kevin Cosgrove, (Fri Sep 7, 8:31 pm)

Re: [LAU] PCIe audio gear [was: Too many xruns], Kevin Cosgrove, (Fri Oct 12, 5:18 pm)

Re: [LAU] PCIe audio gear [was: Too many xruns], Fernando Lopez-Lezcano, (Sat Sep 8, 6:59 pm)

Re: [LAU] PCIe audio gear [was: Too many xruns], Kevin Cosgrove, (Sun Sep 9, 4:14 pm)

Re: [LAU] PCIe audio gear [was: Too many xruns], Len Ovens, (Sat Sep 8, 9:53 pm)

Re: [LAU] PCIe audio gear [was: Too many xruns], Ralf Mardorf, (Mon Sep 10, 10:46 am)

Re: [LAU] PCIe audio gear [was: Too many xruns], Ralf Mardorf, (Fri Sep 7, 2:42 am)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Thu Sep 6, 9:07 am)

Re: [LAU] Too many xruns, Len Ovens, (Thu Sep 6, 2:36 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Sep 6, 3:50 pm)

Re: [LAU] Too many xruns, Len Ovens, (Thu Sep 6, 5:00 pm)

Re: [LAU] Too many xruns, S. Massy, (Thu Sep 6, 4:54 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Thu Sep 6, 5:04 pm)

Re: [LAU] Too many xruns, Rui Nuno Capela, (Thu Sep 6, 8:51 pm)

Re: [LAU] Too many xruns, Jeremy Jongepier, (Wed Sep 5, 7:42 pm)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Mon Oct 1, 1:35 am)

Re: [LAU] Too many xruns, Fernando Lopez-Lezcano, (Wed Sep 5, 7:55 pm)

Re: [LAU] Too many xruns, Simon Wise, (Wed Sep 5, 5:02 am)

Re: [LAU] Too many xruns, Kevin Cosgrove, (Wed Sep 5, 2:37 pm)