compiling iozone3_490 ... Test is starting. Starting test for ext2 + 1674136896.712498600 fs=ext2 + 1674136896.713847376 mkfs.ext2 -F /mnt/testarea/loopdev_test.img mke2fs 1.46.5 (30-Dec-2021) Discarding device blocks: 0/131072 done Creating filesystem with 131072 4k blocks and 32768 inodes Filesystem UUID: 8f115b22-d729-42d3-b799-d146c9433149 Superblock backups stored on blocks: 32768, 98304 Allocating group tables: 0/4 done Writing inode tables: 0/4 done Writing superblocks and filesystem accounting information: 0/4 done + 1674136896.736157090 '[' 0 -ne 0 ']' + 1674136896.737522115 mkdir -p /mnt/loopsanity + 1674136896.740221748 mount -o loop /mnt/testarea/loopdev_test.img /mnt/loopsanity + 1674136896.897589164 '[' 0 -ne 0 ']' + 1674136896.900163575 ./iozone -f /mnt/loopsanity/testfile -B -s 32535 -m Iozone: Performance Test of File I/O Version $Revision: 3.489 $ 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, Sudhir Kumar. Run began: Thu Jan 19 09:01:36 2023 Using mmap files File size set to 32535 kB Multi_buffer. Work area 16777216 bytes Command line used: ./iozone -f /mnt/loopsanity/testfile -B -s 32535 -m 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 32535 4 930073 7109387 8949356 8895679 7053891 6964600 5773226 16121482 7602550 iozone test complete. + 1674136897.689874186 '[' 0 -ne 0 ']' + 1674136897.691354367 umount /mnt/loopsanity + 1674136897.697840981 '[' 0 -ne 0 ']' + 1674136897.700019026 return 0 ext2 PASSed