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B, , . 187.

( 2004 )

AIX 5L 5.3 , .

. , : Information Development, Department H6DS-905-6C006, 11501 Burnet Road,Austin, Texas 78758-3493. : [email protected]. IBM - .

Copyright (c) 1993, 1994 Hewlett-Packard CompanyCopyright (c) 1993, 1994 International Business Machines Corp.Copyright (c) 1993, 1994 Sun Microsystems, Inc.Copyright (c) 1993, 1994 Novell, Inc. . , , , . .RESTRICTED RIGHTS LEGEND: Use, duplication, or disclosure by the United States Government is subject to therestrictions set forth in DFARS 252.227-7013 (c)(1)(ii) and FAR 52.227-19. " " - , , , , - . . ; . HEWLETT-PACKARD, INTERNATIONAL BUSINESS MACHINES CORP., SUNMICROSYSTEMS, INC. UNIX SYSTEMS LABORATORIES, INC., / , .

Copyright International Business Machines Corporation 1999, 2004. .

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WLM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 WLM . . . . . . . . . . . . . . . . . . . . . . . 107 WLM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 , WLM. . . . . . . . . . . . . . . . . . 111 . . . . . . . . . . . . . . . . . . . . . . 113

10. (SRC) . . . . . . . . . . . . 115

. . . . . . . . . . . . . . . . . . . . . . . 115

11. . . . . . . . . . . . . . . . . . . . . . . . . . 117 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117

12. Web- . . . . . . . . . . . . . . . . . . . . . . 127

13. (SMIT). . . . . . . . . . . . . . . . . . 129

14. AIX . . . . . . . . . . . . . . . . . . . . . . . . . . 131IBM AIX Information Center . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131

15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133

. . . . . . . . . . . . . . . . . . . . . . . . 133 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134 . . . . . . . . . . . . . . . . . . . . . . . . . . 136 PCI . . . . . . . . . . . . . . . . . . . 139 - (MPIO) . . . . . . . . . . . . . . . . . . . . . . . . . 142

16. . . . . . . . . . . . . . . . . . . . . . 149 . . . . . . . . . . . . . . . . . . 149 . . . . . . . . . . . . . . . . . . 161

A. BSD . . . . . . . . . . 163 AIX BSD - . . . . . . . . . . . 163 AIX BSD . . . . . . . . . . . . . 164 BSD 4.3 . . . . . . . . . . . 164 BSD 4.3 . . . . . . . . . . . . . . . . 167 BSD 4.3. . . . . . . . . . . . . 168 - BSD 4.3 . . . . . . . . . . 169 - BSD 4.3 . . . . 169Cron - BSD 4.3. . . . . . . . . . . . . . . 172 BSD 4.3 . . . . . . . . . . . . . . . . . . 172 BSD 4.3, SVR4 . . . . . . . . . 173 - BSD 4.3 . . . . . . . . . 174 BSD 4.3 . . . . . . . . . . . . 175 BSD 4.3 . . . . . . . . . . . . . 176 - BSD 4.3 . . . . . . . . . . . 176

man - BSD4.3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178NFS NIS ( Yellow Pages) - BSD

4.3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178 BSD 4.3 . . . . . . . . . . . . . . . . . . . 179 -

BSD 4.3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182 BSD 4.3 . . . . . . . . . . . . . . . . . . 182 - BSD 4.3 . . . . . . . . . . . . 184UUCP - BSD 4.3 . . . . . . . . . . . . . . 184

iv

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B. . . . . . . . . . . . . . . . . . . . . . . . . . . . 187 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189

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v AIX5L Version5.3KernelExtensionsandDeviceSupportProgrammingConcepts

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. , , VGDA/VGSA, , VGDA/VGSA. , VGDA/VGSA, . , .

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. . . . , , . , , . , , , , .

(LVM) , VGDA VGSA . , , , VGDA/VGSA. , . VGDA VGSA, , .

, , , . , .

: , rootvg, , rootvg. , .

- , . - .

. 21. .

. , , , . . , . . .

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:

v .

, ,

.

. , , . varyoffvg, exportvg. importvg .

v . . .

v . ;

.v . , .

v . , , , (. varyoffvg, exportvg, importvg varyonvg).

,, . , , :

v , , , 51% . . 18. .

v , VGDA (. AIX5L 5.3-: ). .

,

. , , . , . , (. Strict . 26), (. . 27).

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, :

v , . .

v .

(.. ) A ( A) B( B), . , A, B, B - A.

v , , . ( ) .

v . , (VGDA).

.v ,

. , . , , , - , .

, , .

- , , , , . , ; . , .

- . , , . . , .

. AIX 4.3.3 . AIX5.1, , - .

, . AIX5L 5.3:.

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, (LVDD) , , . , .. , .

: , , , .

. , , : , . . .

. . , , .

. . LVM . LVM . .

. .

, . - yes. yes, . no, . , . , - . yes, . no, .

: , , .

(MWC) (MWC) , , - . . MWC.

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MWC , MWC . - MWC . MWC , .

MWC . , (LTG).

LTG: 128 , 256 , 512 , 1024 , 2 , 4 ,8 16 .

: LTG 128 - . LTG - , LTG. .

, . MWC. MWC . MWC .

MWC , . . , , . .

MWC , . . , . , MWC , . , :syncvg -f -l LTV

, , . , .

, , . LVM . , iodone . ( ), . , ( iodone) , MWC.

,, , . , .

MWC , . MWC . MWC LTG; MWC . .

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, LVM. LVM, , , ( , , ).

: , JFS , ,

MWC.

, . . mklv chlv:

v Range , .

v Strict mklv, .

v SuperStrict, .

v Super Strict.

Range (Range = minimum), . (Range =maximum), . .

minimum. minimum , . , , .

. , , . , , , - , , .

.

3. . . -;.

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maximum, ( ). , . maximum .

.

. .

Strict

- . . Strict.

( ).

Strict. , , , Strict.

Strict = y , . Strict = n . Super Strict , .

: , Strict n. .

Strict.

1

2

3

4. . , .

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Strict:

, , .

, . , .

: - , .

hd1 2

hd1

( Strict)

hd1 1

( Strict)

hd2 hd1 2

hd2 2

hd1 3

hd2 3

hd2 1

hd2 2

hd1 3

hd2 3

5. /Strict. , Strict, .Strict, .

hd1 2

( 1)

( Strict)

hd1 hd1 1 2

( 1) ( 1)

( Strict)

hd11( 1)

hd11( 2)

hd1 2( 2)

hd1 1( 2)

hd1 2( 2)

6. /Strict. , Strict, . Strict, .

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: MWC , MWC. , MWC , , .

, :

1. 2.

3.

4.

5.

, , , , . , , , . , .

, . . , , . , , , , . .

, , .

Web- , SMIT mklv-m.

, rootvg lv06 , 1 3, 41 45 50 60 hdisk1, :

1. , :lspv -p hdisk1

2. , /tmp/mymap1, :

hdisk1:1-3hdisk1:41-45hdisk1:50-60

mklv , . . ( ).

3. :mklv -t jfs -y lv06 -m /tmp/mymap1 rootvg 10

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, , . .

: . .

VGName lv07 12 16 hdisk1, hdisk2 hdisk3 :mklv -y lv07 -S 16K VGName 12 hdisk1 hdisk2 hdisk3

VGName lv08 12 8 :mklv -y lv08 -S 8K -u 3 VGName 12

AIX5L 5.3:.

. . , , . mklv, chlv.

AIX 5.1,

. . , , SSA. , SSA.

. MWC - , .

chvg chpv, , :chvg -h__-s_

_

__ :

y . , .

Y , .

n ( ).

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r .

_, :

y .

n . ( .)

_ .

AIX 5.1, , . , - .

- . , . , lvmstat

. lvmstat , .

lvmstat . , migratelp.

lvmstat:# lvmstat -v rootvg -e# lvmstat -v rootvg -C# lvmstat -v rootvg

: iocnt Kb_read Kb_wrtn /hd8 4 0 16 0.00paging01 0 0 0 0.00lv01 0 0 0 0.00hd1 0 0 0 0.00hd3 0 0 0 0.00hd9var 0 0 0 0.00hd2 0 0 0 0.00hd4 0 0 0 0.00hd6 0 0 0 0.00hd5 0 0 0 0.00

. /unix /tmp. lvmstat rootvg:# cp -p /unix /tmp# lvmstat -v rootvg

iocnt Kb_read Kb_wrtn /hd3 296 0 6916 0.04hd8 47 0 188 0.00hd4 29 0 128 0.00hd2 16 0 72 0.00paging01 0 0 0 0.00lv01 0 0 0 0.00hd1 0 0 0 0.00

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hd9var 0 0 0 0.00hd6 0 0 0 0.00hd5 0 0 0 0.00

hd3, /tmp, hd8, JFS, hd4 (/), hd2, /usr, hd9var, /var. hd3 hd2:# lvmstat -l hd3

Log_part mirror# iocnt Kb_read Kb_wrtn /1 1 299 0 6896 0.043 1 4 0 52 0.002 1 0 0 0 0.004 1 0 0 0 0.00

# lvmstat -l hd2Log_part mirror# iocnt Kb_read Kb_wrtn /

2 1 9 0 52 0.003 1 9 0 36 0.007 1 9 0 36 0.004 1 4 0 16 0.009 1 1 0 4 0.00

14 1 1 0 4 0.001 1 0 0 0 0.00

- . - (iocnt), (Kb_read Kb_wrtn), . . , . , , . iocnt.

migratelp , ( lvmstat) .

, . . :# migratelp hd3/1 hdisk1/109migratelp: 1 1

hd3 109 hdisk1.

, , , .Web- . AIX5L 5.3-: .

lspv. , , . , , . . :

1. lspv.

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2. . . , .

3. , , .

4. , . . .

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4.

AIX , , . RAM (VMM). , . - , , . . , , .

AIX5L 5.3-: .

(VMM)

(VMM) .

, , (RAM), . AIX , , . RAM (VMM).

AIX 4096 , . 4096 . VMM :

v

v , .

VMM . , , VMM . , VMM.

VMM , . AIX , , . VMM .

VMM.

AIX . VMM . . , , . JFS JFS2 RAM. VMM , , , .

http://../aixbman/baseadmn/pg_space_vm.htmhttp://../aixbman/baseadmn/pg_space_vm.htmhttp://../aixbman/baseadmn/pg_space_vm.htmhttp://../aixbman/baseadmn/pg_space_vm.htmhttp://../aixbman/baseadmn/pg_space_vm.htmhttp://../aixbman/baseadmn/pg_space_vm.htmhttp://../aixbman/baseadmn/pg_space_vm.htm

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. . . , . . .

. , . , , . , . .

VMM : . . . .

VMM , ( ), , . VMM , , , .

, . . . . , . VMM .

- , , . . , , .

, NFS. NFS, , NFS . .

. , . . AIX5L 5.3-: .

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. NFS , .

, , .

:

v

v . 37

v , . 37

AIX . ( ) PSALLOC. - . PSALLOC, . , .

PSALLOC. PSALLOC , null, , early, ( late).

(late) , . , .

, . , . , , , .

, , . , . . .

. , , . , , . SIGDANGER . , SIGDANGER, SIGKILL.

PSALLOC early. , .

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PSALLOC early, . , malloc brk .

, , SIGKILL .

, PSALLOC early . ( PSALLOC AIX5L5.3-: .)

:

v malloc

v free

v calloc

v realloc

v brk

v sbrk

v shmget

v shmctl

: . . , , . , ( ), SIGKILL. , , .

, , . , . . , .

, . AIXwindows 250 . , , .

, , , . lsps -s , , .

, , PSALLOC. , ( ), :

36
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1. PSALLOC, getenv.

2. , PSALLOC setenv. PSALLOC execve, execve, . PSALLOC, , , .

3. getenv PSALLOC, . .

AIX :

v 16 . hd6 64 AIX 4.3 .

v 20% .

v 256 , .

v 256 , 512 .

, /etc/swapspaces , swapon -a. mkps -a rmps. , chps -a. , chps -d ( ).

:

chps .lsps .

mkps . mkps mklv . NFS mkps mkdev . NFS mkps NFS , .

rmps .swapoff .

. rmps.

swapon . swapon . , , swapon .

:

v

v

v

:

v .

4. 37
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v .

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5.

- () . , , . , . .

.

. , . , . , , . JFS JFS2 (AIX 5.2 ) a .

: 32 512. chlv.

mkfs( ) ( smit). . 45.

, . , . . . mount. . system. , /etc/filesystems, . , , umount. . 46.

AIX 5.2 , (JFS) (JFS2). . 51.

- , . . -, . , :

v

v , .

v .

http://../cmds/aixcmds1/chlv.htmhttp://../cmds/aixcmds1/chlv.htmhttp://../cmds/aixcmds3/mkfs.htmhttp://../cmds/aixcmds5/smit.htmhttp://../cmds/aixcmds5/smit.htmhttp://../cmds/aixcmds3/mount.htmhttp://../cmds/aixcmds3/mount.htmhttp://../files/aixfiles/filesystems.htmhttp://../files/aixfiles/filesystems.htmhttp://../cmds/aixcmds5/umount.htmhttp://../cmds/aixcmds5/umount.htmhttp://../cmds/aixcmds5/umount.htmhttp://../files/aixfiles/filesystems.htmhttp://../cmds/aixcmds3/mount.htmhttp://../cmds/aixcmds5/smit.htmhttp://../cmds/aixcmds3/mkfs.htmhttp://../cmds/aixcmds1/chlv.htm

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:

v , , /usr.

v , (, ) /var.

v , (, ),

/usr/share.v (/) , .

, , , , .

v /home .

v /export , , , /usr/share , /usr.

. , ,

. , , .

.

(/).

etc

bin /usr/bin

sbin

dev

tmp

var

usr

home

export

/ u /home

lib /usr/lib

tftpboot

...

7. . . /bin /usr/bin. /lib /usr/lib. /u /home.

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/etc , .:

v /etc/hosts

v /etc/passwd

/etc . , /etc, /usr/sbin.

/etc . :

v /etc/chown - /usr/bin/chown .

v /etc/exportvg - /usr/sbin/exportvg./bin /usr/bin. UNIX

/bin , /usr/bin./sbin ,

/usr. , , , /sbin .

/dev . /dev , , .

/tmp , , . /tmp - .

/var , . /var , . /var . 43.

/u /home./usr ,

, , ASCII.

/usr. /usr . /usr

/usr./home , .

/home .

/home . , . /home , /home.

/export , .

/export /export . 44.

/lib /usr/lib. /usr.

/tftpboot .

/usr /usr , . /usr .

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/usr , /dev/hd2. /usr , . /usr , , .

/usr, /usr/share,

.

/usr :

/usr/bin . /usr/bin ls, cat mkdir.

/usr/ccs ./usr/include , ./usr/lbin ./usr/lib , , lib*.a.

/lib (/) - /usr/lib, , /lib, /usr/lib. .

/usr/lpp ./usr/sbin ,

(SMIT). , /etc, /usr/sbin.

/usr/share , . /usr/share . 43.

/var

/usr/adm /var/adm

8. /usr. /usr:/bin, /ccs, /lib, /lpp,/adm /var/adm /man /usr/share/man.

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/usr/mail /var/spool/mail/usr/news /var/news/usr/preserve /var/preserve/usr/spool /var/spool/usr/tmp /var/tmp; /usr

.

/usr/share /usr/lib

/usr/dict /usr/share/dict/usr/man /usr/share/man/usr/lpd /usr/lib/lpd.

/usr/share /usr/share , . .

/usr, - /usr/share. /usr/share , . , /usr: , /usr/share.

/usr/share.

/usr/share :

/usr/share/man , /usr/share/dict /usr/share/lib , , terminfo,

learn,tmac, me macros/usr/share/lpp ,

.

/var

: /var , , , , . , , /var, skulker. /var 4 .

9. /usr/share. /usr/share:/lib,/lpp, /dict /man.

5. 43
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/var, , /var/adm/wtmp /var/adm/ras/errlog, .

/var, :

/var/adm/ras/trcfile /var/tmp/snmpd.log snmpd.

/var /var.

/var/adm /var/news /var/preserve , ;

, /usr/preserve /var/spool , ;

, /usr/spool /var/tmp ; , /usr/tmp

. /usr/tmp /var/tmp.

/export /export , , , , . , , , . /export. /export:

/exec , /usr.

/swap ./share , /usr/share.

/root , /.

/dump , .

/home , /home.

/export , . /export - ,

10. /var. /var:/adm, /news , /preserve,/spool /tmp.

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. , . /export :

/export/root (/). /export/root .

/export/exec - (SPOT). /usr . SPOT - /usr, /export/exec , . RISCAIX.

/export/share /usr/share . , . - /export/share/AIX/usr/share.

/export/home /home .

. - /export/home.

/export/swap - . ; . /export/swap.

/export/dump ; . /export/dump, .

microcode . - /export/exec/RISCAIX/usr/lib/microcode.

, , , , . . :

v

v v

v

v

v .

v .

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:

backup chfs -asplitcopy

JFS

dd ;

df fsck mkfs mount ,

restore snapshot JFS2umount .

.

, .

/etc/filesystems , :

chfs crfs lsfs rmfs mount

. /etc/vfs , :

chvfs crvfs lsvfs rmvfs

, , , , . . mount .

. system ( ) , /etc/filesystems. root , . /etc/filesystems , . mount .

46
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-

- , , . , .

, , , . , , , , . , . .

, , . .. ( ) . , .

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, , . . , pwd. , pwd :pwd:

111.

,

- . , . , (NFS), . .

( ). ,

( ). mount.

, . , , , . . , /home/server/database /home/user1, /home/user2 /home/user3:

5. 47
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/home/server/database /home/user1/home/server/database /home/user2/home/server/database /home/user3

, . ln -s. ,

.

. . - , . . /etc/filesystems mount = automatic. - . mount all /etc/rc. /etc/filesystems mount = true.

/etc/filesystems.

, . .

/etc/filesystems , . . , /etc/filesystems. /etc/filesystems:/:dev=/dev/hd4vol="root"mount=automaticcheck=falsefree=true

vfs=jfslog=/dev/hd8type-bootfs

/home:dev=/dev/hd1vfs=jfslog=/dev/hd8mount=truecheck=truevol="/home"free=false

/usr:/dev=/dev/hd2vfs=jfslog=/dev/hd8mount=automaticcheck=falsetype=bootfsvol="/usr"free=false

/etc/filesystems. - , , /etc/filesystems, . ,

48
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/home /usr. - , .

-

/dev. , .

, tty , . , tty, .

, -, , , .

, .

, setuid setgid. setuid setgid. , , - .

, . , , .

, setuid, setgid , .

mount, . /etc/filesystems.

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nodev mount . ,

(, , ).

, /exports , .

:

5. 49
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/export/root/_ /( )/export/exec/_SPOT /usr/export/home/_ /home

/export/share /usr/share/export/dump

/export/swap .

/export /export . 44.

, , /export .

/export/root: /export/root ; , root. , mount :

nosuid setuid .nodev

.

/export/root .

/export/exec: /export/exec ; , root. mount :

nosuid setuid . /usr nousid .

nodev .

/export/share: /export/share ; , root. , , ( ), mount .

/export/home: /home:

v /export/home/- /home . , root - . /export/home mount:

nosuid setuid .nodev

.

v /home /home . /home , root. /home , mount nosuid nodev.

50

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v /home/- /home/-, . /home/- mount nousid nodev.

/export/dump: /export/dump/-

, root. /export/dump/- .

/export/swap: /export/swap/- , root. . /export/swap/- .

AIX . :

v (JFS) (JFS2)

v (NFS)

v - (CDRFS)

v DVD-ROM (UDFS) . 52

(JFS) (JFS2) . , . .

JFS JFS2 .

. , , , .

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(NFS)NFS - , , . ,

, , , . NFS 6, , AIX5L 5.3-: .

- (CDRFS) - .CDRFS CDRFS . 63.

5. 51
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DVD-ROM (UDFS) DVD . UDFS UDFS . 64.

JFS JFS2 (JFS)

(JFS2) . AIX. , JFS2 64- .

. , .

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: JFS, JFS2 API link() . , JFS.

JFS JFS2:

JFS2 JFS

: 512-4096 : 512-4096

16 1

16 64

i- ,

,

:

1. 32- 1 .

2. JFS2 AIX, AIX 5.2.

AIX AIX5L 5.3-: .

UNIX , . . .

(, 4096 ) , ,

52
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-, . , . , 4096, 4096 4096 . , -. ,

-, . , , - , . , .

, , . , , . , , , . , .

, .

(JFS) , . (JFS2) . : .

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. .

. (JFS) 512, 1024, 2048 4096 . , . () , .

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JFS , . 4096 , . , 4096 .

( , ), . JFS :

v 4096 .

v 4096 32 .

32 , 4096 . ,

. 4096 , 32 4096 . 4096 .

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. , . , , .

4096 , . , 512 512 . 512 , . 4096 , . ,

4096 .

crfs mkfs. , .

lsfs, Web- (SMIT). statfs.

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- , . ( ) . 4096 , .

i-

, , . - , : i-.

JFSi-: JFS , i- , , . i- i-(NBPI). , NBPI 1024, i- 1024 . NBPI (, 512 ), i-, NBPI (, 16384), i-.

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NBPI : 1024, 2048, 4096, 8193, 16384 32768.

NBPI crfs mkfs. i- , .

lsfs, Web- (SMIT). statfs.

JFS2i-: JFS2 i- . i-, . , i- .

JFS. . .

JFS2 16 . JFS2 . 56 JFS2 . 57.

5. 55
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, 4096 , .

(JFS) (JFS2) . 4096 ,

.

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: - , .

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_ * 228

, NBPI 512, 8 (512*224= 8 ).JFS NBPI: 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536 131072.

56
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JFS i- 16 M (224).

NBPI i-. , i-, . NBPI i- .

JFS , i- . . . 8 , 16 , 32 64 . NBPI. : NBPI

8 512, 1024, 2048, 4096, 8192, 16384

16 1024, 2048, 4096, 8192, 16384, 32768

32 2048, 4096, 8192, 16384, 32768, 65536

64 4096, 8192, 16384, 32768, 65536, 131072

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, , , , , . ,

4096. 32 512 ( 16 ), , (4096 ), .

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. i- .

, , . , .

fileplace. .

: , , du. , , .

, , . .

. .

. , :

cp

mv

tar

cpio

: mv .

. . :

backup

restore

pax

, .

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crfs mkfs. (bf=true), . SMIT Web- .

4 4096 . 128 . 32 4096 .

58
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, 132 33 ( 1024 4). 132 1024 4 1024 128 . 132 . .

32 4 . 4 , ENOSPC - , 32 4 .

: , 32 , , .

defragfs .

JFS . , , JFS kproc,

. , , kproc .

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32 . . 50% .

. , , . , , , . JFS defragfs, . . , , .

JFS

. API, , , JFS .

, , . 52.

:

5. 59
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: (/) . , /usr, installp . .

- ,

crfs mkfs . SMIT Web-. . , . . , ( ).

4096 . , , . , 4096 .

lsfs -q. SMIT Web- .

: ( - ) , (ENOSPC), , . 4096 , . , ENOSPC EDQUOT, , . , , , , .

, :

v 4096 , ENOSPC EDQUOT. , mmap, ENOSPC.

v . , , , , , .

. , . .

v , , , fsync sync.

v stat , . : , , , . 4096 . stat , . i- stat

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, . : , . , , stat.

: AIX IBM

LZ. LZ , , . , ( 9 - 0 ). , , N, , N, , . 0 1, ( ). (,), . LZ IBM N 512, 1024 2048. IBM LZ (, ) . log2 N, -

.

: , , , . , :

v , .

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. .

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, . , . , . , , .

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, . JFS2 :

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, 5.2, AIX 5.2 5200-01.

v defragfs. , , , .

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v AIX 5.2 5200-01, , AIX 5.2 . .

v JFS2, AIX 5.3, AIX 5.2 5200-01 . , .

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, .

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, NBPI, 4096 (agsize), 8, 4.3 AIX (), - .

: JFS2: JFS2, AIX5.2 5200-01, , . .

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JFS: JFS , - . , ,

.

, - . , , .

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512 . , JFS 4096.

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- (AIX 5.1 ):

, .

.

, .

AIX CDRFS:

ISO 9660:1988(E) CDRFS 3 1 ISO 9660.

High Sierra Group ISO 9660, CD-ROM.

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Rock Ridge Group ISO 9660, . POSIX System UseSharing Protocol (SUSP) Rock Ridge InterchangeProtocol (RRIP), CD-ROM

, UNIX. CD-ROM eXtended Architecture FileFormat ( 2, 1)

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:

v , ,

v

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64
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6.

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, , . , , , . , , , , , . , . .

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66
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, , ..

: ( FIFO) , . , . FIFO i-,

. . , ( FIFO ).

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6. 67
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, , .

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68
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, . , . :

v , .

. .

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, , , mount.

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/dev/hd2 /usr jfs 11 10:36 rw,log=/dev/hd8

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, , , . 70.

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6. 69
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Web- , SMIT smit backfile smit backfilesys, , . 65.

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70
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6. 71
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: CPU_DEALLOC_ABORTED: 8470267F

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