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Old 09-19-2012, 03:09 AM   #447
Dopedangel
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Quote:
Originally Posted by DoctorOhh View Post
Why they are taking up so much cpu time is immaterial if you want to fix it go to Preferences - Behavior and change Job priority from Normal to Low then restart calibre. This will ensure your computer is responsive to you and the calibre-parallel processes will cede to you when you want to do something other than stare at the computer.



You can also control cpu cores via Preferences - Miscellaneous, but once you change Job priority you should be fine.
I could be wrong but it could be because the original source of the epub is word html. Word html leaves a lot of crap behind in the html coding and converting those also takes a lot longer than normal epubs. The count pages might be having a similar problem.
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