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Date: Tue, 16 Jun 2015 17:16:11 +1000
From: Peter Urbanec <openembedded-devel@urbanec.net>
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To: bitbake-devel@lists.openembedded.org
Subject: prserv is leaving -wal and -shm files behind
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I noticed that prserv is now leaving behind -wal and -shm files. From my 
understanding, this is a symptom of not cleaning up connections to the 
database prior to shutdown.

I tried the following fix and it appears to help:

diff --git a/lib/prserv/serv.py b/lib/prserv/serv.py
index 0507485..f50a3fd 100644
--- a/lib/prserv/serv.py
+++ b/lib/prserv/serv.py
@@ -144,6 +144,7 @@ class PRServer(SimpleXMLRPCServer):
          self.table.sync()
          logger.info("PRServer: stopping...")
          self.server_close()
+        del self.db
          return

      def start(self):