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https://github.com/Denvi/FlatCAM.git
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0f9628803d
Pool object belongs to FlatCAMApp, and recreated on 'Plot clear' & 'File new' functions to free memory (of main & pool additional processes). FlatCAMObj has 'delete()' method to free resources. FlatCAMObj deletes properly now on 'del *.ojb' in TreeItems.
45 lines
877 B
Python
45 lines
877 B
Python
import unittest
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import random
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from multiprocessing import Pool
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import gc
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import time
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def task(data):
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return [x**x for x in data]
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class PoolMemoryCase(unittest.TestCase):
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def setUp(self):
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self.data = [random.random() for _ in range(5000000)]
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self.pool = Pool()
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self.results = {}
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pass
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def tearDown(self):
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pass
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def test_memory(self):
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for i in range(5):
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self.results[i] = self.pool.map_async(task, [self.data])
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for i in self.results.keys():
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self.results[i].wait()
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print "result", i, len(self.results[i].get()[0])
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del self.results[i]
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print "ended"
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time.sleep(5)
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del self.data
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self.pool.close()
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time.sleep(2)
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gc.collect()
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print "collected", self.pool
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time.sleep(5)
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print "exit"
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