This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Sometimes we see FATAL instead of WARN. In any case, everything looks like is working, although we experience some abnormal behaviour, such as losing the conection, or a thread stuck for a long time, slowness... We do not have a clue of what is going on, we have studied all tuning guides and we cannot find it. Any ideas?