Thank for your reply! 1. No, I did not use FULL_SYNC, because it will wait for write or commit to complete on all participating remote nodes (primary and backup), so it may lead to a drop of write performance, am I right? But I will try it. 2. Yes, please refer to the attachment, I dumped thread stacks of all three server nodes, every nodes dumped four files. dump.zip <http://apache-ignite-users.70518.x6.nabble.com/file/t2000/dump.zip>
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