Author: Armin Rigo <[email protected]>
Branch: incremental-gc
Changeset: r67224:8ad8d5aa4c4e
Date: 2013-10-08 17:59 +0200
http://bitbucket.org/pypy/pypy/changeset/8ad8d5aa4c4e/
Log: Fix: see comments in collect_and_reserve()
diff --git a/rpython/memory/gc/incminimark.py b/rpython/memory/gc/incminimark.py
--- a/rpython/memory/gc/incminimark.py
+++ b/rpython/memory/gc/incminimark.py
@@ -704,21 +704,27 @@
self.move_nursery_top(totalsize)
return prev_result
self.minor_collection()
- self.major_collection_step()
#
-
- #
- # The nursery might not be empty now, because of
- # execute_finalizers(). If it is almost full again,
- # we need to fix it with another call to minor_collection().
- if self.nursery_free + totalsize > self.nursery_top:
+ # If the gc_state is not STATE_SCANNING, we're in the middle of
+ # an incremental major collection. In this case, always progress
+ # one step. If the gc_state is STATE_SCANNING, wait until there
+ # is too much garbage before starting the next major collection.
+ if (self.gc_state != STATE_SCANNING or
+ self.get_total_memory_used() >
+ self.next_major_collection_threshold):
+ self.major_collection_step()
#
- if self.nursery_free + totalsize > self.nursery_real_top:
- self.minor_collection()
- # then the nursery is empty
- else:
- # we just need to clean up a bit more of the nursery
- self.move_nursery_top(totalsize)
+ # The nursery might not be empty now, because of
+ # execute_finalizers(). If it is almost full again,
+ # we need to fix it with another call to minor_collection().
+ if self.nursery_free + totalsize > self.nursery_top:
+ #
+ if self.nursery_free + totalsize > self.nursery_real_top:
+ self.minor_collection()
+ # then the nursery is empty
+ else:
+ # we just need to clean up a bit more of the nursery
+ self.move_nursery_top(totalsize)
#
result = self.nursery_free
self.nursery_free = result + totalsize
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