abel deuring <[email protected]> wrote: Hi,
> It could be that the JX250 is much more sensistive to latency problems > than other scanners... I'll test your patch during the next days (sorry, > I can't make at present a more precise and honest promise...). But I NP, as long as we're getting somewhere with this :) > already made some test scans with sane-backends 1.0.18 and a modified > sharp.conf file that disables queueing on the SG level: No performance > problems with a 1.6 GHZ Athlon mainboard and a SCSI controller for the > sym53c8xx driver. (I don't have a slower system available...) I think the command queueing really helps only when the backend has to do some (heavy) post processing on the scanner data; I don't really see how it helps otherwise, other than latency problems at the SCSI level (kernel or bus). JB. -- Julien BLACHE <http://www.jblache.org> <[email protected]> GPG KeyID 0xF5D65169
