Just wanted to share something with you guys (check the dd result):
[root@kac-sto-002 ~]# cat /etc/redhat-release
Springdale Linux release 7.6 (Verona)
[root@kac-sto-002 ~]#
[root@kac-sto-002 ~]# zpool status
pool: datapool
state: ONLINE
scan: none requested
config:
NAME STATE READ WRITE CKSUM
datapool ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
wwn-0x50000399187b89ed ONLINE 0 0 0
wwn-0x50000399187b8f89 ONLINE 0 0 0
wwn-0x500003991871e075 ONLINE 0 0 0
wwn-0x500003991880048d ONLINE 0 0 0
raidz1-1 ONLINE 0 0 0
wwn-0x50000399187b65f1 ONLINE 0 0 0
wwn-0x50000399187b9819 ONLINE 0 0 0
wwn-0x50000399187b9039 ONLINE 0 0 0
wwn-0x5000039918800479 ONLINE 0 0 0
raidz1-2 ONLINE 0 0 0
wwn-0x50000399187b65a9 ONLINE 0 0 0
wwn-0x50000399187b8a11 ONLINE 0 0 0
wwn-0x50000399187bd68d ONLINE 0 0 0
wwn-0x50000399187bce4d ONLINE 0 0 0
raidz1-3 ONLINE 0 0 0
wwn-0x50000399187bd721 ONLINE 0 0 0
wwn-0x50000399187b65b1 ONLINE 0 0 0
wwn-0x500003991880387d ONLINE 0 0 0
wwn-0x50000399187b9031 ONLINE 0 0 0
logs
wwn-0x500080d91129abfe-part1 ONLINE 0 0 0
wwn-0x500080d91129abd5-part1 ONLINE 0 0 0
cache
wwn-0x500080d91129abfe-part2 ONLINE 0 0 0
wwn-0x500080d91129abd5-part2 ONLINE 0 0 0
errors: No known data errors
[root@kac-sto-002 ~]#
[root@kac-sto-002 ~]#
[root@kac-sto-002 ~]# time dd if=/dev/zero of=/datapool/testfile bs=4M count=20000
20000+0 records in
20000+0 records out
83886080000 bytes (84 GB) copied, 47.4868 s, 1.8 GB/s
real 0m47.493s
user 0m0.062s
sys 0m42.402s
[root@kac-sto-002 ~]#
This is storage for our IBM AC922 PowerAI machines, I suppose that'll have to do.
/tony