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List:       mailman-users
Subject:    Re: [Mailman-Users] Strange error with Mailman 2.1.9
From:       "Richard Hartmann" <richih.mailinglist () gmail ! com>
Date:       2008-12-01 10:50:05
Message-ID: 2d460de70812010250p85ff296qe48eae5fde6ce716 () mail ! gmail ! com
[Download RAW message or body]

Even more info (should have stated that in the first email):

This is a NFS share. So it might 'just' be a crappy net connection.

Any thoughts about this patch which I plan to apply locally?
Beware evil GMail linebreaks..


--- /usr/lib/mailman/Mailman/Queue/Switchboard.py.orig  2008-12-01
11:46:31.524425955 +0100
+++ /usr/lib/mailman/Mailman/Queue/Switchboard.py       2008-12-01
11:48:39.676765175 +0100
@@ -134,7 +134,19 @@
                 fp.write(msgsave)
                 cPickle.dump(data, fp, protocol)
                 fp.flush()
-                os.fsync(fp.fileno())
+                # os.fsync(fp.fileno())
+                # Sometimes, the sync to our NFS share fails. This retries
+                # nine times and then gives up -- RichiH 081201
+                for trial in xrange(10):
+                    try:
+                        os.fsync(fp.fileno())
+                    except OSError, e:
+                        if trial == 9 or e.errno != errno.EIO:
+                            raise
+                        time.sleep(1)
+                        continue
+                    else:
+                        break
             finally:
                 fp.close()
         finally:



Thanks,
Richars
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