try fix

Author: bymoye

frameworks/Python/blacksheep/app.py

@@ -16,7 +16,7 @@
 READ_ROW_SQL = 'SELECT "id", "randomnumber" FROM "world" WHERE id = $1'
 WRITE_ROW_SQL = 'UPDATE "world" SET "randomnumber"=$1 WHERE id=$2'
 ADDITIONAL_ROW = [0, "Additional fortune added at request time."]
-MAX_CONNECTIONS = 1900
+MAX_CONNECTIONS = 1800 if os.getenv('GUNICORN') else 1000
 CORE_COUNT = multiprocessing.cpu_count()
 PROCESSES = CORE_COUNT if os.getenv('GUNICORN') else min(8, CORE_COUNT // 4) if CORE_COUNT > 4 else CORE_COUNT
 MAX_POOL_SIZE = max(1,int(os.getenv('MAX_POOL_SIZE', MAX_CONNECTIONS // PROCESSES)))