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LCSE Multimedia Gallery - Multicore Cluster

LCSE Multimedia Gallery

Scientific Visualization

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Disk configuration diagram209 views32 locally attached disks into two logical volumes.
16 SATA disks per controller.
Two devices (/dev/sda & /dev/sdb) into one volume group.
Volume group split into two logical volume striped between two devices.
Formatted with XFS filesystem.
140TBs of SATA II Hitchai disks91 views
Internals of one node131 views32 SATA connections. One DDR infiniband HCA. Two 3ware 9550SX SATA RAID Controllers. Two Nvidia 8800 graphics cards. Two Quad Core Intel Xeon Processors. 32GB of RAM.
Fully assembled cluster123 viewsFour nodes. 32TB of SATA storage.
Disk tuning tests152 viewsVarious disk array tests.
Y-axis = KB/s
X-axis = Number of log buffers, Logsize (mb) , Allocation Groups
Tests done with bonnie++ v1.03 using 70GB test files. Two trial per test.
5 files on 1 page(s)