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- To: proaudio@xxxxxxxxxxxxxxxxxxx
- Subject: Re: [proaudio] rtirq and softirq
- From: Dominique Michel <dominique.michel@xxxxxxxxx>
- Date: Sat, 11 Oct 2008 17:15:36 +0200
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Le Sat, 11 Oct 2008 12:39:04 +0200,
Dominique Michel <dominique.michel@xxxxxxxxx> a écrit :
> I get a different result with rtirq when running it into 64studio and gentoo:
>
> 64studio:
> #/etc/init.d/rtirq status
>
> PID CLS RTPRIO NI PRI %CPU STAT COMMAND
> 340 FF 90 - 130 0.0 S< IRQ-8 rtc
> 777 FF 85 - 125 0.0 S< IRQ-16 ohci_hcd:usb1, HDA Intel
> 900 FF 80 - 120 0.0 S< IRQ-19 ehci_hcd:usb6
> 893 FF 79 - 119 0.0 S< IRQ-17 ohci_hcd:usb2, ohci_hcd:usb4
> 894 FF 78 - 118 0.0 S< IRQ-18 ohci_hcd:usb3, ohci_hcd:usb5
> 367 FF 75 - 115 0.0 S< IRQ-1 i8042
> 366 FF 74 - 114 0.0 S< IRQ-12 i8042
> 4 FF 50 - 90 0.0 S softirq-high/0
> 5 FF 50 - 90 0.3 S softirq-timer/0
> 6 FF 50 - 90 0.0 S softirq-net-tx/
> 7 FF 50 - 90 0.0 S softirq-net-rx/
> 8 FF 50 - 90 0.0 S softirq-block/0
> 9 FF 50 - 90 0.0 S softirq-tasklet
> 10 FF 50 - 90 0.0 S softirq-sched/0
> 11 FF 50 - 90 0.0 S softirq-rcu/0
> 15 FF 50 - 90 0.0 S softirq-high/1
> 16 FF 50 - 90 0.2 S softirq-timer/1
> 17 FF 50 - 90 0.0 S softirq-net-tx/
> 18 FF 50 - 90 0.0 S softirq-net-rx/
> 19 FF 50 - 90 0.0 S softirq-block/1
> 20 FF 50 - 90 0.0 S softirq-tasklet
> 21 FF 50 - 90 0.0 S softirq-sched/1
> 22 FF 50 - 90 0.0 S softirq-rcu/1
> 26 FF 50 - 90 0.0 S softirq-high/2
> 27 FF 50 - 90 0.1 S softirq-timer/2
> 28 FF 50 - 90 0.0 S softirq-net-tx/
> 29 FF 50 - 90 0.0 S softirq-net-rx/
> 30 FF 50 - 90 0.0 S softirq-block/2
> 31 FF 50 - 90 0.0 S softirq-tasklet
> 32 FF 50 - 90 0.0 S softirq-sched/2
> 33 FF 50 - 90 0.0 S softirq-rcu/2
> 37 FF 50 - 90 0.0 S softirq-high/3
> 38 FF 50 - 90 0.2 S softirq-timer/3
> 39 FF 50 - 90 0.0 S softirq-net-tx/
> 40 FF 50 - 90 0.0 S softirq-net-rx/
> 41 FF 50 - 90 0.0 S softirq-block/3
> 42 FF 50 - 90 0.0 S softirq-tasklet
> 43 FF 50 - 90 0.0 S softirq-sched/3
> 44 FF 50 - 90 0.0 S softirq-rcu/3
> 75 FF 50 - 90 0.0 S< IRQ-9 acpi
> 899 FF 50 - 90 0.1 S< IRQ-22 libata, ohci1394
> 1125 FF 50 - 90 0.0 S< IRQ-14 ide0
> 2375 FF 50 - 90 0.0 S< IRQ-1275 PCI-MSI-edge eth1
> 2579 FF 50 - 90 0.0 S< IRQ-20 bttv0
> 6802 FF 50 - 90 0.0 S< IRQ-4
>
> gentoo:
> * status: started
>
> PID CLS RTPRIO NI PRI %CPU STAT COMMAND
> 500 FF 90 - 130 0.0 S< IRQ-8 rtc0
> 1579 FF 85 - 125 0.0 S< IRQ-21 ICE1724
> 439 FF 84 - 124 0.0 S< IRQ-16 ahci, ohci_hcd:usb2, HDA
> Intel 446 FF 80 - 120 0.3 S< IRQ-19 ahci, ehci_hcd:usb1
> 1401 FF 79 - 119 0.0 S< IRQ-17 ohci_hcd:usb3, ohci_hcd:usb5
> 1117 FF 78 - 118 0.0 S< IRQ-18 eth0, ohci_hcd:usb4,
> ohci_hcd:usb6 494 FF 75 - 115 0.0 S< IRQ-1 i8042
> 108 FF 50 - 90 0.0 S< IRQ-9 acpi
> 395 FF 50 - 90 0.0 S< IRQ-14 ide0
> 413 FF 50 - 90 0.0 S< IRQ-22 ahci, ohci1394
> 1574 FF 50 - 90 0.0 S< IRQ-20 bttv0
> 4552 FF 50 - 90 0.0 S< IRQ-4
>
> On 64studio, I get all the softirq-things. Is it something I missed during the
> installation or kernel config?
>
> Ciao,
> Dominique
>
>
Well, I found it. In /etc/init.d/rtirq.sh, the line (status function)
| egrep '(^[[:blank:]]*PID|IRQ|softirq)' \
must be
| egrep '(^[[:blank:]]*PID|IRQ|sirq)' \
After modification, I get:
# /etc/init.d/rtirq status
* status: started
PID CLS RTPRIO NI PRI %CPU STAT COMMAND
500 FF 90 - 130 0.0 S< IRQ-8 rtc0
1595 FF 85 - 125 0.0 S< IRQ-21 ICE1724
439 FF 84 - 124 0.0 S< IRQ-16 ahci, ohci_hcd:usb2, HDA Intel
446 FF 80 - 120 0.0 S< IRQ-19 ahci, ehci_hcd:usb1
1365 FF 79 - 119 0.0 S< IRQ-17 ohci_hcd:usb3, ohci_hcd:usb5
1129 FF 78 - 118 0.2 S< IRQ-18 eth0, ohci_hcd:usb4,
ohci_hcd:usb6 494 FF 75 - 115 0.0 S< IRQ-1 i8042
5 FF 50 - 90 0.0 S< sirq-high/0
6 FF 50 - 90 0.0 S< sirq-timer/0
7 FF 50 - 90 0.0 S< sirq-net-tx/0
8 FF 50 - 90 0.1 S< sirq-net-rx/0
9 FF 50 - 90 0.0 S< sirq-block/0
10 FF 50 - 90 0.0 S< sirq-tasklet/0
11 FF 50 - 90 0.0 S< sirq-sched/0
12 FF 50 - 90 0.0 S< sirq-hrtimer/0
13 FF 50 - 90 0.0 S< sirq-rcu/0
17 FF 50 - 90 0.0 S< sirq-high/1
18 FF 50 - 90 0.0 S< sirq-timer/1
19 FF 50 - 90 0.0 S< sirq-net-tx/1
20 FF 50 - 90 0.0 S< sirq-net-rx/1
21 FF 50 - 90 0.0 S< sirq-block/1
22 FF 50 - 90 0.0 S< sirq-tasklet/1
23 FF 50 - 90 0.0 S< sirq-sched/1
24 FF 50 - 90 0.0 S< sirq-hrtimer/1
25 FF 50 - 90 0.0 S< sirq-rcu/1
29 FF 50 - 90 0.0 S< sirq-high/2
30 FF 50 - 90 0.0 S< sirq-timer/2
31 FF 50 - 90 0.0 S< sirq-net-tx/2
32 FF 50 - 90 0.0 S< sirq-net-rx/2
33 FF 50 - 90 0.0 S< sirq-block/2
34 FF 50 - 90 0.0 S< sirq-tasklet/2
35 FF 50 - 90 0.0 S< sirq-sched/2
36 FF 50 - 90 0.0 S< sirq-hrtimer/2
37 FF 50 - 90 0.0 S< sirq-rcu/2
41 FF 50 - 90 0.0 S< sirq-high/3
42 FF 50 - 90 0.0 S< sirq-timer/3
43 FF 50 - 90 0.0 S< sirq-net-tx/3
44 FF 50 - 90 0.1 S< sirq-net-rx/3
45 FF 50 - 90 0.0 S< sirq-block/3 C
46 FF 50 - 90 0.0 S< sirq-tasklet/3
47 FF 50 - 90 0.0 S< sirq-sched/3
48 FF 50 - 90 0.0 S< sirq-hrtimer/3
49 FF 50 - 90 0.0 S< sirq-rcu/3
108 FF 50 - 90 0.0 S< IRQ-9 acpi
395 FF 50 - 90 0.0 S< IRQ-14 ide0
413 FF 50 - 90 0.0 S< IRQ-22 ahci, ohci1394
1590 FF 50 - 90 0.0 S< IRQ-20 bttv0
4551 FF 50 - 90 0.0 S< IRQ-4
Ciao,
Dominique