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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Did you, by chance, hibernate your computer or put it to sleep?<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>I usually see consecutive warning messages from mnesia after I
put my laptop to sleep.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>In any case, you can search the archive for past discussion on
this, but I think the general idea is that this is just a warning and you can
ignore it.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Peter<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
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<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'>
<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
erlang-questions-bounces@erlang.org
[mailto:erlang-questions-bounces@erlang.org] <b>On Behalf Of </b>Daniel Kwiecinski<br>
<b>Sent:</b> Thursday, November 01, 2007 6:48 AM<br>
<b>To:</b> erlang-questions<br>
<b>Subject:</b> [erlang-questions] Mnesia is overloaded<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>Hi erlang list,<o:p></o:p></p>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-tab-span> </span>On 31-Oct-2007::11:10:39
I've started my application. No writes or reads application is doing yet
although mnesia is started.<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>(a@Dans-Machine)1> mnesia:info().</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>---> Processes holding locks <--- </span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>---> Processes waiting for locks <--- </span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>---> Participant transactions <--- </span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>---> Coordinator transactions <---</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>---> Uncertain transactions <--- </span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>---> Active tables <--- </span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>schema : with
1 records occupying 390 words of
mem</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>===> System info in version "4.3.5",
debug level = none <===</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>opt_disc. Directory
"/Users/daniello/work/ex-erlang/mnesia_schema" is used.</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>use fallback at restart = false</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>running db nodes = ['a@Dans-Machine']</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>stopped db nodes = [] </span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>master node tables = []</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>remote
= []</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>ram_copies = []</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>disc_copies = [schema]</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>disc_only_copies = []</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>[{'a@Dans-Machine',disc_copies}] = [schema]</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>2 transactions committed, 0 aborted, 0 restarted, 0
logged to disc</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>0 held locks, 0 in queue; 0 local transactions, 0
remote</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>0 transactions waits for other nodes: []</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:7.0pt;
font-family:"Courier New"'>ok</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>On 1-Nov-2007::09:52:14 lots
of warnings appeared in log. It was 330 identical messages (yes time
too):<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"Courier New"'>=ERROR REPORT====
1-Nov-2007::09:52:14 ===</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"Courier New"'>Mnesia('a@Dans-Machine'):
** WARNING ** Mnesia is overloaded: {dump_log,</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"Courier New"'>
time_threshold}</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"Courier New"'>......</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"Courier New"'>=ERROR REPORT====
1-Nov-2007::09:52:14 ===</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"Courier New"'>Mnesia('a@Dans-Machine'):
** WARNING ** Mnesia is overloaded: {dump_log,</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"Courier New"'>
time_threshold}</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>Since then no other messages were written to the log
(Current time is 1-Nov-2007::11:46:43)<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal>Any ideas on this issue? Thank you in advance.<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>Kind Regards,<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal>Daniel Kwiecinski<o:p></o:p></p>
</div>
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