search for: romio_cb_writ

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2007 Dec 13
1
MPI-Blast + Lustre
Anyone have any experience with MpiBlast and Lustre. We have MpiBlast-1.4.0-pio and lustre-1.6.3 and we are seeing some pretty poor performance with most of the mpiblast threads spending 20% to 50% of their time in disk wait. We have the genbank nt database split into 24 fragments (one for each of our OSTs, 3 per OSS). The individual fragments are not striped due to the