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Author	yang
Recipients	yang
Date	2011年12月06日.20:28:29
SpamBayes Score	0.00406007
Marked as misclassified	No
Message-id	<1323203310.38.0.606183787821.issue13542@psf.upfronthosting.co.za>

Content
Calling Pool.map (and friends) on empty lists [] causes Pool._cache to hang on to the MapResults forever: tp = ThreadPool(5) xs = tp.map(lambda x: 'a' * int(10e6), range(100)) # now using 1GB mem = 100 * 10MB strs del xs gc.collect() # still using 1GB mem tp.close(); tp.join() # now using ~0GB mem

Content

Calling Pool.map (and friends) on empty lists [] causes Pool._cache to hang on to the MapResults forever:
tp = ThreadPool(5)
xs = tp.map(lambda x: 'a' * int(10e6), range(100))
# now using 1GB mem = 100 * 10MB strs
del xs
gc.collect()
# still using 1GB mem
tp.close(); tp.join()
# now using ~0GB mem

History
Date	User	Action	Args
2011年12月06日 20:28:30	yang	set	recipients: + yang
2011年12月06日 20:28:30	yang	set	messageid: <1323203310.38.0.606183787821.issue13542@psf.upfronthosting.co.za>
2011年12月06日 20:28:29	yang	link	issue13542 messages
2011年12月06日 20:28:29	yang	create