>>> BTW, how much memory do the nodes have? >>> Lock Resources: 1863 (497079) >>> >>> This means that that node has created 497K lock resources >>> but have under 2000 cached. That could be due to deletes >>> or could be due to lack of memory (lock churning). >> They all have 8GB of mem but only 1,5-2,5 are in use regarding free >> command. What does lock churning mean and is there another setting / >> value i can look at? > > Its tied to the inode cache. As long as the inode is cached, > the lock resource will be cached. Thanks for your answer but i didn't get it. It is enough "main" memory free. Or is this to some special kind of memory? perhaps tuneable via sysctl?
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