bitbake: prserv: Use a memory journal

We've seen PR Server timeouts on the autobuilder, this is likely from the
journal being blocked on disk IO generated by the build.

Since we're running with synchronous off, we may as well put the journal
into memory and avoid any IO related stalls.

(Bitbake rev: ee3fc6030e653f3244b065fc89aafd2a7c36ae04)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/bitbake/lib/prserv/db.py b/bitbake/lib/prserv/db.py
index d6188a679b724c7d7bc73ad120cc40d13064326d..117d8c052c1721be29a8e446fec0308062739d63 100644 (file)
--- a/bitbake/lib/prserv/db.py
+++ b/bitbake/lib/prserv/db.py
@@ -257,7 +257,7 @@ class PRData(object):
         self.connection=sqlite3.connect(self.filename, isolation_level="EXCLUSIVE", check_same_thread = False)
         self.connection.row_factory=sqlite3.Row
         self.connection.execute("pragma synchronous = off;")
-        self.connection.execute("PRAGMA journal_mode = WAL;")
+        self.connection.execute("PRAGMA journal_mode = MEMORY;")
         self._tables={}
 
     def disconnect(self):