ZFS performance question

Heinrich Rebehn rebehn at ant.uni-bremen.de
Fri Aug 20 14:00:50 UTC 2010


On 20.08.2010, at 14:52, Vladislav V. Prodan wrote:

> 20.08.2010 15:12, Heinrich Rebehn wrote:
>> root at antsrv4 [/data/nocompression] # kldstat
> 
> #kldstat -v
-------------- next part --------------
Id Refs Address            Size     Name
 1    9 0xffffffff80100000 d6aa98   kernel (/boot/kernel/kernel)
	Contains modules:
		Id Name
		93 ataraid
		340 if_lo
		407 elf32
		328 shell
		327 elf64
		313 pseudofs
		280 uether
		341 if_tun
		339 if_gif
		342 if_vlan
		350 mld
		349 igmp
		337 if_faith
		332 sysvmsg
		333 sysvsem
		335 sem
		334 sysvshm
		356 nfslockd
		351 nfs_common
		355 nfssvc
		354 nfsserver
		360 krpc
		361 ufs
		312 procfs
		352 nfs
		311 msdosfs
		310 devfs
		326 cd9660
		 6 cam
		63 ata
		16 sa
		15 pass
		13 ada
		322 g_part_mbr
		321 g_part_gpt
		320 g_part_ebr
		319 g_part_bsd
		10 probe
		12 ch
		14 da
		 7 xpt
		11 cd
		 8 aprobe
		17 ses
		 9 pmp
		221 pci/ppc
		220 isa/ppc
		219 acpi/ppc
		218 ppbus/ppi
		113 pci/dc
		217 ppc/ppbus
		216 ppbus/lpt
		112 dc/miibus
		215 ppbus/plip
		214 pci/pcn
		213 pcn/miibus
		111 pccard/cs
		212 pci/vgapci
		211 pci/pcib
		210 pcib/pci
		110 isa/cs
		53 alc/miibus
		52 ahc
		109 cpu/ichss
		51 ahd
		108 pci/ciss
		50 pci/ahd
		209 pci/isab
		208 pci/ignore_pci
		207 pci/hostb
		206 pci/fixup_pci
		205 pci/cbb
		49 pci/ahc_pci
		48 isa/ahc_isa
		204 isa/cbb
		47 pccard/aic
		22 nexus/acpi
		31 pcib/acpi_pci
		107 cbb/cardbus
		106 pci/bt
		105 isa/bt
		203 pcic/pccard
		411 cpu/p4tcc
		410 cpu/hwpstate
		202 cbb/pccard
		201 null
		409 cpu/est
		408 cpu/powernow
		200 pci/nge
		199 nge/miibus
		104 pci/bge
		103 bge/miibus
		20 pci/aacch
		406 isa/vga
		405 vgapci/vgapm
		198 pci/mskc
		404 isa/sc
		403 isa/atrtc
		402 acpi/atrtc
		401 scrndr-vga
		400 scterm-scteken
		197 mskc/msk
		196 msk/miibus
		102 pci/bfe
		399 pci/nfe
		398 nfe/miibus
		101 bfe/miibus
		397 pci/hptrr
		396 pci/hptmv
		395 pccard/fdc
		394 isa/fdc
		393 acpi/fdc
		392 fdc/fd
		391 io
		100 pci/bce
		390 isa/ed
		193 pci/mpt
		99 bce/miibus
		389 atkbdc/psm
		388 isa/psmcpnp
		387 acpi/psmcpnp
		46 pci/age
		386 isa/atkbdc
		385 acpi/atkbdc
		384 atkbdc/atkbd
		383 pci/arcmsr
		382 hostb/agp_via
		381 hostb/agp_intel
		380 vgapci/agp_i810
		379 hostb/agp_amd64
		45 age/miibus
		190 pci/mly
		378 legacy/pcib
		377 isa/pcibus_pnp
		376 isa/atdma
		375 acpi/atdma
		374 legacy/isa
		189 pci/mlx
		188 mlx/mlxd
		373 isa/attimer
		372 acpi/attimer
		187 miibus/xmphy
		186 miibus/ukphy
		185 miibus/truephy
		371 root/nexus
		370 nexus/ram
		369 isa/sysresource
		184 miibus/tlphy
		183 miibus/tdkphy
		182 miibus/smcphy
		181 miibus/ruephy
		180 miibus/rlphy
		179 miibus/rgephy
		178 miibus/qsphy
		177 miibus/pnaphy
		176 miibus/nsphyter
		175 miibus/nsphy
		368 nexus/legacy
		367 legacy/cpu
		174 miibus/nsgphy
		173 miibus/mlphy
		366 pci/ioapic
		365 nexus/apic
		172 miibus/lxtphy
		364 acpi/fpupnp
		171 miibus/jmphy
		170 miibus/ip1000phy
		169 miibus/inphy
		168 miibus/icsphy
		167 miibus/gentbi
		166 miibus/xlphy
		165 miibus/e1000phy
		164 miibus/ciphy
		163 miibus/brgphy
		162 miibus/bmtphy
		363 root/nexus_acpi
		161 miibus/axphy
		160 miibus/atphy
		159 miibus/amphy
		158 miibus/acphy
		157 mfi/mfid
		156 pci/mfi
		44 pci/ae
		98 pci/ath
		43 ae/miibus
		30 acpi/acpi_lid
		155 mem
		42 pci/adw
		41 pci/adv
		97 ata/ast
		153 pci/lge
		152 lge/miibus
		40 acpi/acpi_timer
		151 pci/le
		96 ata/afd
		150 kbdmux
		39 cpu/acpi_throttle
		95 ata/acd
		149 pci/jme
		329 cpu/cpufreq
		148 jme/miibus
		147 pci/ixgbe
		38 acpi/acpi_tz
		94 ad/subdisk
		29 acpi/acpi_isab
		92 ata/ad
		91 pci/ata_via
		90 pci/ata_sis
		89 pci/ata_sii
		88 pci/ata_serverworks
		146 pci/isp
		145 pci/ips
		144 ips/ipsd
		87 pci/ata_promise
		143 pci/iir
		86 pci/ata_nvidia
		142 pci/ida
		325 isa/orm
		141 ida/idad
		324 isab/isa
		323 eisab/isa
		140 pci/hptiop
		139 pci/fxp
		138 fxp/miibus
		359 pci/rl
		358 cardbus/rl
		357 rl/miibus
		85 pci/ata_netcell
		84 pci/ata_national
		137 firewire/fwip
		83 pci/ata_micron
		82 pci/ata_marvell
		81 pci/ata_jmicron
		80 pci/ata_ite
		136 firewire/fwe
		135 pci/fwohci
		353 nfslock
		79 pci/ata_intel
		78 pci/ata_highpoint
		77 pci/ata_cyrix
		76 pci/ata_cypress
		134 fwohci/firewire
		133 pccard/fe
		132 exca
		131 pccard/ex
		130 isa/ex
		129 pccard/ep
		128 isa/ep
		75 pci/ata_cenatek
		127 pci/et
		126 et/miibus
		74 pci/ata_ati
		73 pci/ata_amd
		72 pci/ata_adaptec
		71 pci/ata_ali
		125 pci/igb
		70 pci/ata_acard
		69 pci/ata_ahci
		68 atapci/ata_ahci_ata
		25 acpi/acpi_cmbat
		309 pci/xl
		308 xl/miibus
		307 pccard/xe
		306 pci/wi
		305 pccard/wi
		304 pci/wb
		303 wb/miibus
		302 watchdog
		301 pci/vx
		300 pci/vr
		299 vr/miibus
		67 pci/atapci
		298 pci/vge
		297 vge/miibus
		66 atapci/ata
		296 uhub/ums
		65 isa/ata
		64 pccard/ata
		295 uhub/ukbd
		294 uhub/uhid
		124 pci/lem
		37 acpi/acpi_smbat
		36 acpi/acpi_sysresource
		293 uhub/uvscom
		292 uhub/uvisor
		291 uhub/uslcom
		290 uhub/uplcom
		289 uhub/ulpt
		288 uhub/uipaq
		287 uhub/uftdi
		286 uhub/ubsa
		285 uhub/uark
		284 uhub/zyd
		283 uhub/ural
		28 acpi/acpi_hpet
		282 uhub/uath
		281 uhub/rum
		279 uhub/udav
		278 udav/miibus
		277 uhub/rue
		276 rue/miibus
		275 uhub/kue
		274 uhub/cue
		273 uhub/cdce
		272 uhub/axe
		271 axe/miibus
		270 uhub/aue
		269 aue/miibus
		24 acpi/acpi_button
		19 aac/aacd
		268 usbus/uhub
		267 uhub/uhub
		35 cpu/acpi_perf
		23 acpi/acpi_acad
		34 pci/acpi_pcib
		62 pci/an
		61 pccard/an
		123 pci/em
		60 isa/an
		33 acpi/acpi_pcib
		59 pci/amr
		58 amr/amrd
		266 uhub/usb_linux
		265 uhub/urio
		18 aac/aacp
		264 uhub/umass
		57 pci/amd
		263 ohci/usbus
		262 uhci/usbus
		261 ehci/usbus
		260 at91_udp/usbus
		259 uss820/usbus
		258 pci/uhci
		27 acpi/acpi_ec
		21 pci/aac
		257 pci/ohci
		56 pci/ale
		256 pci/ehci
		55 ale/miibus
		26 acpi/cpu
		32 acpi/acpi_pci_link
		122 pci/ed
		121 pccard/ed
		255 pci/uart
		254 pccard/uart
		253 isa/uart
		252 acpi/uart
		120 ed/miibus
		251 pci/txp
		250 pci/tx
		249 tx/miibus
		248 pci/twe
		247 twe/twed
		119 pci/dpt
		118 pci/de
		246 pci/twa
		245 pci/trm
		244 pci/tl
		243 tl/miibus
		242 pci/ti
		117 dcons
		241 pci/sym
		240 pci/stge
		239 stge/miibus
		238 pci/ste
		237 ste/miibus
		236 pccard/sn
		235 isa/sn
		54 pci/alc
		234 pci/skc
		233 skc/sk
		232 sk/miibus
		231 pci/sis
		230 sis/miibus
		229 pci/sge
		228 sge/miibus
		227 pci/sf
		226 sf/miibus
		116 firewire/dcons_crom
		115 miibus/pnphy
		225 pci/re
		224 re/miibus
		114 miibus/dcphy
		223 random
		222 pci/ral
		194 mpt_raid
		195 mpt_user
		192 mpt_cam
		315 g_disk
		314 g_dev
		317 g_label
		348 wlan_sta
		330 rootbus
		316 g_vfs
		191 mpt_core
		331 firmware
		154 g_md
		362 g_class
		347 wlan
		318 g_part
		346 wlan_wep
		345 wlan_tkip
		344 wlan_ccmp
		343 wlan_amrr
		338 if_firewire
		336 ether
		412 x86bios
 2    1 0xffffffff80e6b000 19eb18   zfs.ko (/boot/kernel/zfs.ko)
	Contains modules:
		Id Name
		 2 zfsctrl
		 3 zfs
		 5 zfs_vdev
		 4 zfs_zvol
 3    2 0xffffffff8100a000 3868     opensolaris.ko (/boot/kernel/opensolaris.ko)
	Contains modules:
		Id Name
		 1 opensolaris
-------------- next part --------------

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