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net.inet.tcp.recvspace=32768
net.inet.tcp.recvbuf_auto=0
net.inet.tcp.recvbuf_inc=16384
net.inet.tcp.sendspace=32768
net.inet.tcp.sendbuf_auto=0
net.inet.tcp.sendbuf_inc=16384
> uname -rsm
FreeBSD 8.0-STABLE amd64
> sysctl vm.kmem_size
vm.kmem_size: 1334964224
> sysctl vm.kmem_size_max
vm.kmem_size_max: 329853485875
> sysctl vfs.zfs.arc_max
vfs.zfs.arc_max: 834352640
backupstorage# zdb
storage
version=13
name='storage'
state=0
txg=2949
pool_guid=5702684262929827531
hostid=2532654325
hostname=''
vdev_tree
type='root'
id=0
guid=5702684262929827531
children[0]
type='raidz'
id=0
guid=10462951798981416329
nparity=1
metaslab_array=23
metaslab_shift=36
ashift=9
asize=8001599569920
is_log=0
children[0]
type='disk'
id=0
guid=3783332541596737231
path='/dev/gpt/disk0'
whole_disk=0
DTL=35
children[1]
type='disk'
id=1
guid=17895466354873902474
path='/dev/gpt/disk1'
whole_disk=0
DTL=34
children[2]
type='disk'
id=2
guid=17183354981381863742
path='/dev/gpt/disk2'
whole_disk=0
DTL=33
children[3]
type='disk'
id=3
guid=15309789136672692046
path='/dev/gpt/disk3'
whole_disk=0
DTL=32
children[4]
type='disk'
id=4
guid=11995812205645754507
path='/dev/gpt/disk4'
whole_disk=0
DTL=31
children[5]
type='disk'
id=5
guid=6063459237322854932
path='/dev/gpt/disk5'
whole_disk=0
DTL=30
children[6]
type='disk'
id=6
guid=8145092386428344189
path='/dev/gpt/disk6'
whole_disk=0
DTL=29
children[7]
type='disk'
id=7
guid=9189182978871328496
path='/dev/gpt/disk7'
whole_disk=0
DTL=28
prmedia# zdb
storage
version=6
name='storage'
state=0
txg=4
pool_guid=13934529001025246287
hostid=1760528258
hostname=''
vdev_tree
type='root'
id=0
guid=13934529001025246287
children[0]
type='raidz'
id=0
guid=2084574688071794880
nparity=1
metaslab_array=14
metaslab_shift=32
ashift=9
asize=6001188143104
children[0]
type='disk'
id=0
guid=13825419530404204466
path='/dev/ad4'
devid='ad:9VS0P65J'
whole_disk=0
children[1]
type='disk'
id=1
guid=8367710449844254185
path='/dev/ad6'
devid='ad:9VS0F68M'
whole_disk=0
children[2]
type='disk'
id=2
guid=8977960755063011626
path='/dev/ad8'
devid='ad:9VS01BGV'
whole_disk=0
children[3]
type='disk'
id=3
guid=14908048518443631010
path='/dev/ad10'
devid='ad:9VS0P4HF'
whole_disk=0
$ zdb
smbss
version=13
name='smbss'
state=0
txg=236161
pool_guid=17217239028423194874
hostid=4247501507
hostname=''
vdev_tree
type='root'
id=0
guid=17217239028423194874
children[0]
type='raidz'
id=0
guid=10166525209374749218
nparity=1
metaslab_array=23
metaslab_shift=32
ashift=9
asize=1399966138368
is_log=0
children[0]
type='disk'
id=0
guid=8564838834527224646
path='/dev/ad1'
whole_disk=0
DTL=80
children[1]
type='disk'
id=1
guid=11770771462512284556
path='/dev/ad2'
whole_disk=0
DTL=79
children[2]
type='disk'
id=2
guid=13668376697090075723
path='/dev/ad3'
whole_disk=0
DTL=78
children[3]
type='disk'
id=3
guid=13300081630264141124
path='/dev/ad4'
whole_disk=0
DTL=77
children[4]
type='disk'
id=4
guid=11183167337133163969
path='/dev/ad5'
whole_disk=0
DTL=76
children[5]
type='disk'
id=5
guid=3010502291483550599
path='/dev/ad6'
whole_disk=0
DTL=75
children[6]
type='disk'
id=6
guid=12858632936445829678
path='/dev/ad7'
whole_disk=0
DTL=81
Правильное приготовление и работа с ZFS под FreeBSD