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Description of Problem: i have already worked with the RHN Support on this problem and they told be to contact bugzilla. you can read on the problem at Service Request 210756. there is a sysreport at the service request. please get on the problem. complete machine is locked up, no more working for many seconds during the whole filesystem access. Version-Release number of selected component (if applicable): redhat 7.3 How Reproducible: always. Steps to Reproduce: 1. filesystem read/write. (e.g. scp is enough) 2. 3. Actual Results: Expected Results: Additional Information:
That's often a sign that your disk is not running in DMA mode. Also, the current errata kernel has _far_ better interactive performance under load. Please reopen this request if the errata kernel still performs poorly, and you have determined via "hdparm" that your disks are all using DMA.