Latency as of yesterday

Scott Ritchie scott at
Wed Aug 5 20:16:58 CDT 2009

Susan Cragin wrote:
> I got a new kernel and a new git yesterday. 
> One of them is causing massive latency in my sound system. I looked at the changes to git that were made yesterday, and suspect that the latency came with the kernel. 
> 2.6.31-5-generic is the new kernel. 
> Just for "fun" I reinstalled my entire system this morning, and the latency is the same, so it is not due to any tweaks I have made.
> I have been running using winecfg's oss sound and padsp for a week or so. It had been working fairly well. 
> Anyway, before I file a bug on Ubuntu against the kernel, I thought I would ask if yesterday's git might be at fault. I don't have time to do regression testing before Friday, but I will do it if needed. 
> Susan
> (Separate issue -- I have not been able to run dragon NaturallySpeaking with alsa for several months. Timeout issues during training.)

As you noted, this is likely a kernel configuration issue.  It's quite
easy to mess up a kernel as far as pulse latency is concerned.

Scott Ritchie

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