Iozone: Performance Test of File I/O Version $Revision: 3.444 $ Compiled for 64 bit mode. Build: linux Contributors:William Norcott, Don Capps, Isom Crawford, Kirby Collins Al Slater, Scott Rhine, Mike Wisner, Ken Goss Steve Landherr, Brad Smith, Mark Kelly, Dr. Alain CYR, Randy Dunlap, Mark Montague, Dan Million, Gavin Brebner, Jean-Marc Zucconi, Jeff Blomberg, Benny Halevy, Dave Boone, Erik Habbinga, Kris Strecker, Walter Wong, Joshua Root, Fabrice Bacchella, Zhenghua Xue, Qin Li, Darren Sawyer, Vangel Bojaxhi, Ben England, Vikentsi Lapa, Alexey Skidanov. Run began: Sat Jul 8 13:12:28 2017 Record Size 256 kB Record Size 1024 kB Record Size 8192 kB File size set to 100663296 kB Excel chart generation enabled Command line used: iozone -i 0 -i 1 -i 2 -i 7 -r256k -r1M -r8M -s96G -R Output is in kBytes/sec Time Resolution = 0.000001 seconds. Processor cache size set to 1024 kBytes. Processor cache line size set to 32 bytes. File stride size set to 17 * record size. random random bkwd record stride kB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 100663296 256 479773 496449 509368 507162 35227 77095 359901 624587 100663296 1024 394208 428609 532173 642132 96537 113216 478874 613483 100663296 8192 381932 376673 440862 529573 374497 236499 510704 739592 iozone test complete. Excel output is below: "Writer report" "256" "1024" "8192" "100663296" 479773 394208 381932 "Re-writer report" "256" "1024" "8192" "100663296" 496449 428609 376673 "Reader report" "256" "1024" "8192" "100663296" 509368 532173 440862 "Re-Reader report" "256" "1024" "8192" "100663296" 507162 642132 529573 "Random read report" "256" "1024" "8192" "100663296" 35227 96537 374497 "Random write report" "256" "1024" "8192" "100663296" 77095 113216 236499 "Fread report" "256" "1024" "8192" "100663296" 359901 478874 510704 "Re-Fread report" "256" "1024" "8192" "100663296" 624587 613483 739592