hi everybody, I've got FreeBSD running:
FreeBSD foobar.domain 8.2-STABLE FreeBSD 8.2-STABLE
with our LSI 9200 SAS :-)
thanks to Rumen, Jeremy and you :-)
zpool with two raidz:
root@iscsihead-m:/[-bash]# zpool create bigPool raidz da0 da1 da2 da3
da4 raidz da6 da7 da8 da9 da10 spare da5 da11
root@iscsihead-m:/[-bash]# zpool status
pool: bigPool
state: ONLINE
scrub: none requested
config:
NAME STATE READ WRITE CKSUM
bigPool ONLINE 0 0 0
raidz1 ONLINE 0 0 0
da0 ONLINE 0 0 0
da1 ONLINE 0 0 0
da2 ONLINE 0 0 0
da3 ONLINE 0 0 0
da4 ONLINE 0 0 0
raidz1 ONLINE 0 0 0
da6 ONLINE 0 0 0
da7 ONLINE 0 0 0
da8 ONLINE 0 0 0
da9 ONLINE 0 0 0
da10 ONLINE 0 0 0
spares
da5 AVAIL
da11 AVAIL
errors: No known data errors
root@iscsihead-m:/[-bash]# zfs create bigPool/foobar
root@iscsihead-m:/[-bash]# cd /bigPool/foobar/
root@iscsihead-m:/bigPool/foobar[-bash]# dd if=/dev/zero of=bla bs=1m
count=2048
2048+0 records in
2048+0 records out
2147483648 bytes transferred in 1.923756 secs (1116297239 bytes/sec)
round about 800 - 1064 MB/sec
Raidz2:
root@iscsihead-m:/[-bash]# zpool create bigPool raidz2 da0 da1 da2 da3
da4 da5 raidz2 da6 da7 da8 da9 da10 da11
root@iscsihead-m:/[-bash]# zpool status
pool: bigPool
state: ONLINE
scrub: none requested
config:
NAME STATE READ WRITE CKSUM
bigPool ONLINE 0 0 0
raidz2 ONLINE 0 0 0
da0 ONLINE 0 0 0
da1 ONLINE 0 0 0
da2 ONLINE 0 0 0
da3 ONLINE 0 0 0
da4 ONLINE 0 0 0
da5 ONLINE 0 0 0
raidz2 ONLINE 0 0 0
da6 ONLINE 0 0 0
da7 ONLINE 0 0 0
da8 ONLINE 0 0 0
da9 ONLINE 0 0 0
da10 ONLINE 0 0 0
da11 ONLINE 0 0 0
errors: No known data errors
root@iscsihead-m:/[-bash]# zfs create bigPool/foobar
root@iscsihead-m:/[-bash]# cd /bigPool/foobar/
root@iscsihead-m:/bigPool/foobar[-bash]# dd if=/dev/zero of=bla bs=1m
count=2048
2048+0 records in
2048+0 records out
2147483648 bytes transferred in 2.716165 secs (790630759 bytes/sec)
root@iscsihead-m:/bigPool/foobar[-bash]# dd if=/dev/zero of=bla bs=1m
count=4096
4096+0 records in
4096+0 records out
4294967296 bytes transferred in 5.329954 secs (805816968 bytes/sec)
Round about 750 - 770MB/sec :-)
So, how complicated is load balancing with two Gb Network cards? :-) Ok,
that should be a new thread;-)
cu denny
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