On 31/01/07 14:27, Duncan Sands wrote: >> The device is only polled for status every 5 seconds yet status updates >> occur as often as every second - when the line is down the status changes >> between "down" and "attempting to activate" every 2 seconds. > > How much overhead does polling involve? [A particularly problematic case > is when polling is failing - I've occasionally seen speedtouch modems > where polling fails every time (not sure why) and for some reason this > increases system load considerably, which is why the speedtch driver has > a dynamic polling interval]. If polling overhead is basically nothing, > then this change is OK with me. Otherwise the next simplest thing to do > is to have a short polling interval when the line is down, and a longer > one when the line is up. >
I've had it polling every 200ms on a dual ppro200 since november, and it has never failed to poll the status. > Ciao, > > Duncan. -- Simon Arlott
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