On 11/24/22 19:36, Pin-yen Lin wrote:
Add lru_cache to speed up the running time of "Calculating
dependencies".
In a ChromeOS use case, this patch decreases the running time from
311s to 197s with almost no memory usage increase.
Signed-off-by: Pin-yen Lin <treapk...@chromium.org>
---
lib/_emerge/depgraph.py | 1 +
1 file changed, 1 insertion(+)
diff --git a/lib/_emerge/depgraph.py b/lib/_emerge/depgraph.py
index ce6cabcc1..9649bb2a8 100644
--- a/lib/_emerge/depgraph.py
+++ b/lib/_emerge/depgraph.py
@@ -2240,6 +2240,7 @@ class depgraph:
return None
+ @functools.lru_cache(maxsize=100)
def _slot_operator_check_reverse_dependencies(
self, existing_pkg, candidate_pkg, replacement_parent=None
):
Merged. Thank you!
https://gitweb.gentoo.org/proj/portage.git/commit/?id=0c42cc962e1926ecbdc83d903a2804f9e037f2a9
https://gitweb.gentoo.org/proj/portage.git/commit/?id=839ab46be1777e5886da28b98b53a462b992c5bf
--
Thanks,
Zac
