running as uid/gid/euid/egid 500/500/500/500, groups:
[iozone] [-i]  [-i]  [-i]  [-e] [-+d] [-r]  [-s]  [-t]  [-F] [/mnt/lustre/d0.iozone/iozone.1] [/mnt/lustre/d0.iozone/iozone.2]
Iozone: Performance Test of File I/O
Version $Revision: 3.373 $
Compiled for 64 bit mode.
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.
Run began: Tue Apr 23 10:44:20 2019
Include fsync in write timing
>>> I/O Diagnostic mode enabled. <<<
Performance measurements are invalid in this mode.
Record Size 512 KB
File size set to 1719368 KB
Command line used: iozone -i 0 -i 1 -i 2 -e -+d -r 512 -s 1719368 -t 2 -F /mnt/lustre/d0.iozone/iozone.1 /mnt/lustre/d0.iozone/iozone.2
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.
Throughput test with 2 processes
Each process writes a 1719368 Kbyte file in 512 Kbyte records
Children see throughput for 2 initial writers = 5465.87 KB/sec
Parent sees throughput for 2 initial writers = 5007.29 KB/sec
Min throughput per process = 2523.98 KB/sec
Max throughput per process = 2941.89 KB/sec
Avg throughput per process = 2732.94 KB/sec
Min xfer = 1475072.00 KB
Children see throughput for 2 rewriters = 5791.13 KB/sec
Parent sees throughput for 2 rewriters = 5787.53 KB/sec
Min throughput per process = 2895.57 KB/sec
Max throughput per process = 2895.57 KB/sec
Avg throughput per process = 2895.57 KB/sec
Min xfer = 1719296.00 KB