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From: "Hirokazu WATANABE" <wnabe@par.odn.ne.jp>
To: <FreeBSD-users-jp@jp.FreeBSD.org>
References: <009201c4c303$b0682530$4741930a@knmsv001> <86fz3oplrw.wl%sf@FreeBSD.org> <007801c4c551$92c20c30$4741930a@knmsv001>
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Date: Mon, 8 Nov 2004 16:07:42 +0900
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Subject: [FreeBSD-users-jp 81626] Re: RAID =?ISO-2022-JP?B?GyRCQC0bKEI=?=
 =?ISO-2022-JP?B?GyRCRz0bKEI=?= 
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$BEOJU9@OB$G$9!#(B

From: "Hirokazu WATANABE" <wnabe@par.odn.ne.jp>
Sent: Monday, November 08, 2004 2:10 PM

>> 5.3-RELEASE$B0J9_$J$i(Bgstripe$B$K$h$k%9%H%i%$%T%s%0$,$*A&$a$G$9!%@-G=$,@_Dj(B
>> $B$,<B@S$,$I$&$3$&$G$O$J$/!$(Bman 8 gstripe$B$r8+$k$H$$$+$K$b%^%K%c!<%C%/$J(B
>> $B@_Dj$,8+$F<h$l$k$+$i$G$9!%F1$8M}M3$G(Bgmirror$B$bM7$Y$=$&$G$9!%$I$A$i$b(B
>> vinum$B$h$j$:$C$H8+DL$7$,$$$$$H$3$m$b%]%8%F%#%V%U%!%/%?!<$G$9!%(B
> 
> man $B8+$F$_$^$7$?$,J,$+$j$d$9$=$&$G$9$M!#<P$aFI$_$7$?8B$j$@$H!"(BGEOM 
> $BAX$G<B8=$9$k(B stripe/mirror $B$H$$$C$?46$8$G$9$,!"@-G=E*$K$O(B ata $B$G(B
> $B<B8=$9$kJ}<0$HHf$Y$FHyL/(B($BNI$/$b0-$/$b$J$j$=$&(B)$B$J5$$,$7$^$9!#(B
> 
> $BLLGr$=$&$J$N$G!"$H$j$"$($:(B 5-stable $B$K>e$2$F(B gstripe $B$r;H$C$F$_$^(B
> $B$9!#7k2L$OJL%a!<%k$K$F!#(B

man $B$rFI$`$H!"(Bgstripe $B$h$j(B gmirror $B$NJ}$,$$$m$$$m$HM7$Y$kM>CO$,(B
$B$"$j$=$&$@$C$?$s$G$9$,!":#2s$NL\E*$O(B stripe $B$J$N$G(B $B$d$`$J$/(B(?)
gstripe $B$r;H$C$F$_$^$7$?!#(B

proteus# atacontrol list
ATA channel 0:
    Master:  ad0 <IBM-DAQA-33240/R6ORA53A> ATA/ATAPI revision 3
    Slave:       no device present
ATA channel 1:
    Master: acd0 <OEM CD-ROM 48SSB/1.20> ATA/ATAPI revision 0
    Slave:  acd1 <NEC PD-1 ODX656/0.8R> ATA/ATAPI revision 0
ATA channel 2:
    Master:  ad4 <Maxtor 7Y250P0/YAR41BW0> ATA/ATAPI revision 7
    Slave:       no device present
ATA channel 3:
    Master:  ad6 <Maxtor 7Y250P0/YAR41BW0> ATA/ATAPI revision 7
    Slave:       no device present
ATA channel 4:
    Master:  ad8 <SAMSUNG SV1604N/SD100-19> ATA/ATAPI revision 7
    Slave:       no device present
ATA channel 5:
    Master: ad10 <SAMSUNG SV1604N/SD100-19> ATA/ATAPI revision 7
    Slave:       no device present

$B$I$&$d$C$F@-G=Hf3S$9$k$Y$-$+G:$s$@$N$G$9$,!"Ev3:%^%7%s$G<B:]$KNI$/(B
$B9T$C$F$$$k=hM}$G$N<B9T;~4V$rHf3S$7$F$_$^$7$?!#:#2s$O(B 
2004/11/6 $B$K(B -rHEAD $B$G<h$C$?%=!<%9$KBP$9$k(B buildworld $B$G$9!#(B
$B"((B2$B!A(B3$BF|A0$N(B 5-stable/$BA4$F(Bsoftupdates $BM-8z!#(B

gstripe(32KB):    3727.97(real), 2968.61(user), 523.57(sys)
atacontrol(32KB): 3606.35(real), 2962.51(user), 528.80(sys)
raw disk(ad4):    3698.08(real), 2966.39(user), 524.02(sys)

$B@5D>$J$H$3$m!"A4A3JQ$o$i$J$$$J!A$H$$$&46$8$G$9!#$"$H$O(B vinum $B$@$H(B
$B$I$&$J$k$N$+5$$K$J$k$H$3$m$G$9$,!"(Bgstripe $B$b$J$+$J$+LLGr$=$&$G$9!#(B
$B2?$r;H$&$+$OG:$_$I$3$m$G$9$,!">.<j@h$N%A%e!<%K%s%00J30$K9M$($k$Y$-(B
$B$H$3$m$,$?$/$5$s$"$k$H$$$&$N$,NI$/J,$+$j$^$7$?!#%G%#%9%/$b(B 1.5$BG/(B
$B;H$C$F$k$H$=$m$=$m49$(;~$G$9$M!#FC$KA0$N$d$D$O!D!#(B

$B:#$^$G(B: PDC20269 + SAMSUNG SV1604N + 5-current: $BLs(B90$BJ,(B
$B:#2s(B:   PDC20269 + Maxtor  7Y250P0 + 5-stable : $BLs(B60$BJ,(B
$B!t$G$b$3$l!"(BBig$B$J(BDrive$B%F%9%HMQ$K3NJ]$7$F$*$$$?%G%#%9%/$@$C$?$N$K!D!#(B
$B!t(Bsos$B$,$J$+$J$+D>$7$F$/$l$J$$$+$i%F%9%H$b$G$-$J$$!#(B


$B0l1~!"(Bdiskinfo -t $B$N7k2L$bIU$1$F$*$-$^$9!#(Bgstripe $B$N%9%H%i%$%W%5(B
$B%$%:$NJQ99$G$OFC$KBg$-$J:9$,8+$($J$+$C$?$N$G!"A4HLE*$K0-$/$J$$@.@S(B
$B$r=P$7$F$$$?(B 32KB $B$rFHCG$HJP8+$K$h$j:NMQ$7$F$$$^$9!#(B
$B"($J$*!"(Bgstripe(8) $B$K$O(B blocksize $B$NG\?t$H$"$j$^$9$,!"<B:]$K$O(B 
  blocksize x 2^n[0<=n] $B$G$J$1$l$P<uIU$1$F$/$l$^$;$s$G$7$?!#(B
http://www.freebsd.org/cgi/man.cgi?query=gstripe&apropos=0&sektion=0&manpath=FreeBSD+6.0-current&format=html

[gstripe(32KB)]:
proteus# gstripe load -v
Module available.
Done.
proteus# gstripe label -v -s 32768 test ad4 ad6
Metadata value stored on ad4.
Metadata value stored on ad6.
Done.
proteus# diskinfo -t /dev/stripe/test
/dev/stripe/test
        512             # sectorsize
        502000320512    # mediasize in bytes (468G)
        980469376       # mediasize in sectors

Seek times:
        Full stroke:      250 iter in   1.420423 sec =    5.682 msec
        Half stroke:      250 iter in   1.444479 sec =    5.778 msec
        Quarter stroke:   500 iter in   2.884448 sec =    5.769 msec
        Short forward:    400 iter in   2.334386 sec =    5.836 msec
        Short backward:   400 iter in   1.483709 sec =    3.709 msec
        Seq outer:       2048 iter in   0.281306 sec =    0.137 msec
        Seq inner:       2048 iter in   0.271240 sec =    0.132 msec
Transfer rates:
        outside:       102400 kbytes in   1.782977 sec =    57432 kbytes/sec
        middle:        102400 kbytes in   1.783500 sec =    57415 kbytes/sec
        inside:        102400 kbytes in   1.788049 sec =    57269 kbytes/sec

proteus# gstripe destroy -v test
Done.

[atacontrol(32KB)]:
proteus# atacontrol create stripe 32 ad4 ad6
ar1 created
proteus# atacontrol status ar1
ar1: ATA RAID0 stripesize=32 subdisks: ad4 ad6 status: READY
proteus# diskinfo -t ar1
ar1
        512             # sectorsize
        502000321536    # mediasize in bytes (468G)
        980469378       # mediasize in sectors
        61031           # Cylinders according to firmware.
        255             # Heads according to firmware.
        63              # Sectors according to firmware.

Seek times:
        Full stroke:      250 iter in   4.821646 sec =   19.287 msec
        Half stroke:      250 iter in   3.697301 sec =   14.789 msec
        Quarter stroke:   500 iter in   2.855390 sec =    5.711 msec
        Short forward:    400 iter in   2.336686 sec =    5.842 msec
        Short backward:   400 iter in   1.462842 sec =    3.657 msec
        Seq outer:       2048 iter in   0.267571 sec =    0.131 msec
        Seq inner:       2048 iter in   0.272510 sec =    0.133 msec
Transfer rates:
        outside:       102400 kbytes in   1.802047 sec =    56824 kbytes/sec
        middle:        102400 kbytes in   1.810732 sec =    56552 kbytes/sec
        inside:        102400 kbytes in   1.822243 sec =    56194 kbytes/sec
proteus# atacontrol delete ar1

[raw disk(ad4)]: 
proteus# diskinfo -t ad4
ad4
        512             # sectorsize
        251000193024    # mediasize in bytes (234G)
        490234752       # mediasize in sectors
        486344          # Cylinders according to firmware.
        16              # Heads according to firmware.
        63              # Sectors according to firmware.

Seek times:
        Full stroke:      250 iter in   4.901939 sec =   19.608 msec
        Half stroke:      250 iter in   3.751263 sec =   15.005 msec
        Quarter stroke:   500 iter in   6.310239 sec =   12.620 msec
        Short forward:    400 iter in   1.349292 sec =    3.373 msec
        Short backward:   400 iter in   1.991685 sec =    4.979 msec
        Seq outer:       2048 iter in   0.256263 sec =    0.125 msec
        Seq inner:       2048 iter in   0.255369 sec =    0.125 msec
Transfer rates:
        outside:       102400 kbytes in   1.727293 sec =    59284 kbytes/sec
        middle:        102400 kbytes in   2.016417 sec =    50783 kbytes/sec
        inside:        102400 kbytes in   3.256363 sec =    31446 kbytes/sec

--
$BEOJU9@OB!wI\Cf(B
<wnabe@par.odn.ne.jp>
