On 2009-12-03 21:50, mcclnx mcc wrote: > we have several R900 server with Redhat 5.3 O.S. in it. R900 have 5 internal > 450GB SAS disks. we configured it as 0 and 1 mirror, 2 and 3 mirror, last > disk singe. > > I have been perform file in between each logical disks and I/O is very slow > (something like 8 to 9GB/sec). Even my OLD DELL 2650 servers (Redhat 4.7) > internal disks run fast than it. > > Does anyone know why?
I assume you actually mean 8-9 MB/s. Have you allowed the RAIDs to complete their background initialization? This will contend with your disk activity. _______________________________________________ Linux-PowerEdge mailing list [email protected] https://lists.us.dell.com/mailman/listinfo/linux-poweredge Please read the FAQ at http://lists.us.dell.com/faq
