Review Request 121453: Cache QTimeZone for the lifespan of the TimeSource don't recreate every minute
David Edmundson
david at davidedmundson.co.uk
Fri Dec 12 12:19:57 UTC 2014
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https://git.reviewboard.kde.org/r/121453/
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(Updated Dec. 12, 2014, 12:19 p.m.)
Status
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This change has been marked as submitted.
Review request for Plasma.
Repository: plasma-workspace
Description
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cache QTimeZone for the lifespan of the TimeSource don't recreate every minute
QTimeZone::systemTimeZoneId() will open /etc/localtime every single time it is called.
We are calling this in ::updateTime which happens every single minute.
Diffs
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dataengines/time/timesource.h 5ee1ef6
dataengines/time/timesource.cpp 934ed49
Diff: https://git.reviewboard.kde.org/r/121453/diff/
Testing
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Ran strace -e open plasmashell without crying
Selected a few zones and mouse-wheeled between them.
Thanks,
David Edmundson
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