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a guest May 21st, 2019 88 Never
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  1. ----Tests
  2.  
  3. zpool create rpool -o ashift=12 -O atime=off -O canmount=off -O compression=lz4 -O normalization=formD -O mountpoint=/ -R /mnt \
  4. raidz2 /dev/disk/by-id/scsi-35000cca02217116c /dev/disk/by-id/scsi-35000cca03c6980e0 \
  5.  /dev/disk/by-id/scsi-35000cca03c69d1d8 /dev/disk/by-id/scsi-35000cca03c6a7dc0 \
  6. raidz2 /dev/disk/by-id/scsi-35000cca03c6a95ac /dev/disk/by-id/scsi-35000cca03c6aa7d4 \
  7.  /dev/disk/by-id/scsi-35000cca0430d03b0 /dev/disk/by-id/scsi-35000cca02278b9f0
  8.  
  9.  
  10. zfs create -o canmount=off -o mountpoint=none rpool/ROOT
  11. zfs create -o canmount=noauto -o mountpoint=/ rpool/ROOT/ubuntu
  12. zfs mount rpool/ROOT/ubuntu
  13. cd /mnt
  14.  
  15. -----Results
  16. RaidZ2 striped:
  17. WRITE: io=6144.0MB, aggrb=129857KB/s, minb=5410KB/s, maxb=5410KB/s, mint=48448msec, maxt=48449msec
  18. 17179869184 bytes (17 GB, 16 GiB) copied, 35.6074 s, 482 MB/s
  19. rpool/ROOT/ubuntu  2.1T   17G  2.1T   1% /mnt
  20.  
  21. RAIDZ2:
  22. WRITE: io=6144.0MB, aggrb=61500KB/s, minb=2562KB/s, maxb=2562KB/s, mint=102299msec, maxt=102300msec
  23. 17179869184 bytes (17 GB, 16 GiB) copied, 22.7876 s, 754 MB/s
  24. rpool/ROOT/ubuntu  3.0T   20G  3.0T   1% /mnt
  25.  
  26. RAIDZ:
  27. WRITE: io=6144.0MB, aggrb=65737KB/s, minb=2739KB/s, maxb=2739KB/s, mint=95705msec, maxt=95706msec
  28. 17179869184 bytes (17 GB, 16 GiB) copied, 23.2537 s, 739 MB/s
  29. rpool/ROOT/ubuntu  3.6T   17G  3.6T   1% /mnt
  30.  
  31. RAID10:
  32. WRITE: io=6144.0MB, aggrb=205576KB/s, minb=8565KB/s, maxb=8565KB/s, mint=30603msec, maxt=30604msec
  33. 17179869184 bytes (17 GB, 16 GiB) copied, 26.3245 s, 653 MB/s
  34. rpool/ROOT/ubuntu  2.2T   17G  2.1T   1% /mnt
  35. fio --name=random-write --ioengine=libaio --iodepth=4 --rw=randwrite --bs=8k --direct=0 --size=256m --numjobs=24 --end_fsync=1
  36. dd if=~/ramdisk/testfile of=testfile bs=4M count=4096
  37. df -h | grep /mnt
  38. cd
  39. zpool destroy rpool
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