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What's curious about this is that I also tried the tarball on the website, and after replacing the ThreadPool.java file with the properly working one (on SVN), it works great. Sean On Sep 4, 2013, at 5:06 PM, Marc Segond wrote: > Dear Sean, > I tried with the SVN version, and indeed it works. > I tried again with the .tar.gz version, and I confirm that checkpointing doesn't work when using multithreading. It generates correctly the checkpoints, put when you try to resume from a checkpoint, it loads all the history, but then fails to start again the evaluation without printing any error or raising any exception. > As far as I could trace it, it stays stuck waiting for a thread. > > Conclusion: use the SVN version ;) > > Best regards > > Marc > > Le 4 sept. 2013 à 17:36, Marc Segond <[log in to unmask]> a écrit : > >> >> On 04/09/2013 17:29, Sean Luke wrote: >>> On Sep 4, 2013, at 11:03 AM, Marc Segond wrote: >>> >>>> - - launch a run with checkpointing AND more than one thread >>>> - - try to load from any checkpoint >>>> >>>> It gets stuck after loading the checkpoint, seems that it does not >>>> succeed to run the evaluation. >>> >>> Per earlier discussion on this list, did you make the ThreadPool >> serializable? >> Yes, when it is not Serializable, it raises an error at execution time, >> which is not the case. >>> >>> >>> Marc, try the SVN repository version of the code rather than the >> tarball on the website. >>> >>> Sean >> I will try. >> >> Best >> >> Marc >> >> >