[bitbake-devel] [PATCH] cooker: Only start as many parse threads as we need
Richard Purdie
richard.purdie at linuxfoundation.org
Sun Jan 31 13:31:41 UTC 2016
If we're only going to parse one recipe, no point in starting
a large number of threads.
Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
diff --git a/bitbake/lib/bb/cooker.py b/bitbake/lib/bb/cooker.py
index a1182ef..1f4174f 100644
--- a/bitbake/lib/bb/cooker.py
+++ b/bitbake/lib/bb/cooker.py
@@ -1986,8 +1986,6 @@ class CookerParser(object):
self.total = len(filelist)
self.current = 0
- self.num_processes = int(self.cfgdata.getVar("BB_NUMBER_PARSE_THREADS", True) or
- multiprocessing.cpu_count())
self.process_names = []
self.bb_cache = bb.cache.Cache(self.cfgdata, self.cfghash, cooker.caches_array)
@@ -2002,6 +2000,9 @@ class CookerParser(object):
self.toparse = self.total - len(self.fromcache)
self.progress_chunk = max(self.toparse / 100, 1)
+ self.num_processes = min(int(self.cfgdata.getVar("BB_NUMBER_PARSE_THREADS", True) or
+ multiprocessing.cpu_count()), len(self.willparse))
+
self.start()
self.haveshutdown = False
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