Re: [linux-audio-dev] Re: [DATAPOINT] kernels and latencies

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Subject: Re: [linux-audio-dev] Re: [DATAPOINT] kernels and latencies
From: Richard Gooch (rgooch_AT_ras.ucalgary.ca)
Date: Tue Jul 04 2000 - 07:18:30 EEST


Andrew Morton writes:
> Roger Larsson wrote:
> > Note: I have seen X causing 50 ms latencies...
> > [aux_write_dev+26/28]
>
> awwwww.. Yuk. What a piggy little function!

Yuck! It's even disabling interrupts for that long.

> That's going to cause network overruns at 100mbits, heaven knows what
> else. It needs a redesign.

Looks like it's going to take some heavy lifting.

> In the meanwhile, this probably means that people who require low
> latency will need to buy an RS232 mouse. That's OK.

No good if your serial ports are taken up with interfaces to special
hardware.

                                Regards,

                                        Richard....
Permanent: rgooch_AT_atnf.csiro.au
Current: rgooch_AT_ras.ucalgary.ca


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