root disk mirroring on debian linux

7/22/2019 Root Disk Mirroring On Debian Linux

1/20

QHHY IKVM JKQQHQKLN HL IGAKBL@KLWSJkrrhr ks b skjp`g wby th nbkl rgiuliblfy hl b skln`g Wlkx sgrvgr. Ay aukìkln jkrrhrgi rhht iksms

(bs b QBKI2 Nrhup), systgj whuì ag sbdgr kl fbsg hlg iksm dbk`gi. Vystgj stk`` bffgsska`g

blytkjg b skln`g iksm dbkùrg cbppgl.

Jkrrhrkln wktc 1 pcyskfb` iksms

Kl tcks sfglbrkh wg wk`` try th aukì b jkrrhrgi rhht iksm hl Igakbl @klux sgrvgr. ^g wk`` prgpbrg

lgw iksm irkvg bs dkrst fhjphlglt hd QBKI2 nrhup. Ycgl wg wk`` fhpy b`` fhltglt hd rhht iksm klth

kt. Bdtgr ibtb cbs aggl fhpkgi, wg wk`` rgahht tcg sgrvgr bli dhrfg tcg sgrvgr th ahht uskln tcg

lgw iksm. Hlfg tcg systgj up, wg wk`` bttbfc gxkstkln rhht iksm bs sgfhli fhjphlglt hd QBKI2

nrhup. Bt tcg gli wg fbl usg ahtc iksm bs ahhtba`g iksm.

_rgpbrbtkhl

2. @gts stbrt ay kigltkdkgi gxkstkln systgj 5

_`btdhrj 5 tcks tgst glvkrhljglt ks uskln Igakbl @klux rg`gbsg >.2 (fhig lbjg 5

^cggzy) 5

rhhtOigakbl?25~#ibtg

YugVgp19??5935?>^KY1?26

rhhtOigakbl?25~#ulbjg:b

@kluxigakbl?26.1.?:9:434:pbg#2VJ_Igakbl6.1.94:2+iga>u2k434NLW/@klux

rhhtOigakbl?25~#`saXrg`gbsg:b

Lh@VAjhiu`gsbrgbvbk`ba`g.

IkstrkauthrKI5Igakbl


2/20

Igsfrkptkhl5IgakblNLW/@klux>.2(wcggzy)

Qg`gbsg5>.2

Fhiglbjg5wcggzy

rhhtOigakbl?25~#

_cyskfb` iksms 5 wg fbl fcgfm klstb``gi iksms uskln diksm:` fhjjbli bs schwl kl

tcg dh``hwkln gxbjp`g 5

rhhtOigakbl?25~#diksm:`

Iksm/igv/sib512.7NA,129>936493?aytgs

177cgbis,46sgfthrs/trbfm,142?fy`kligrs,thtb`92;96?9?sgfthrs

Wlktssgfthrshd2*721721aytgs

Vgfthrskzg(`hnkfb`/pcyskfb`)5721aytgs/721aytgs

K/Hskzg(jklkjuj/hptkjb`)5721aytgs/721aytgs

Iksmkigltkdkgr5?x???9d>;3

IgvkfgAhhtVtbrtGliA`hfmsKiVystgj

/igv/sib2*1?932;977;;417436@klux

/igv/sib12;974?2;>14667;>4733336@klux/igv/sib62;>14664164623>22;71>4331@kluxswbp/Vh`brks

/igv/sib9164623>192;9?;;2;27974?36@klux

Iksm/igv/sia512.7NA,129>936493?aytgs





Iksmkigltkdkgr5?x????????

Iksm/igv/siaihgsl'tfhltbklbvb`kipbrtktkhltba`g

rhhtOigakbl?25~#

Hl tcg gxbjp`g bahvg, wg fbl sgg 1 iksm irkvgs klstb``gi. Dkrst ks tcg bftkvg rhht iksm

( /igv/sib ) bli tcg sgfhli hlg ks lgw iksm ( /igv/sia ).

BVVWJ_YKHL 5 Dhr tcg sbmg hd skjp`kfkty wg wk`` fb`` tcg gxkstkln rhht iksm

( /igv/sib ) bs rhhtiksm . Bli tcg sgfhli iksm ( /igv/sia ) bs rhhtjkrrhr .

Dk`gsystgj 5 wg b`sh lggi th mlhw wcbt dk`gsystgj usgi ay gbfc pbrtktkhl. Yh ih tcbt

wg fbl usg a`mki fhjjbli tcbt b`sh fbl prhvkig us WWKI kldhrjbtkhl dhr gbfc

pbrtktkhl 5

rhhtOigakbl?25~#a`mki

/igv/sib65WWKI"f2a4>;da:i7;d:99>3:b263:dg1g6b4afga?"Y[_G"swbp"

/igv/sr?5@BAG@"Igakbl>.2.?k6342"Y[_G"ksh;44?"

/igv/sib25WWKI"26;3ii?4:>gd1:94f6:;bfg:b1613a2ia>36"Y[_G"gxt6"

/igv/sib15WWKI"9b?44i4i:f3bi:94b9:bg79:223ib46ifai1"Y[_G"gxt6"

/igv/sib95WWKI"3i32;;91:dg7i:9469:bba>:13fgfb;a1dg2"Y[_G"gxt6"

rhhtOigakbl?25~#

_brtktkhl strufturg 5 wg fbl fcgfm gxkstkln pbrtktkhl strufturg & kts jhultphklt ay

gxbjklkln tcg /gtf/dstba dk`g 5

rhhtOigakbl?25~#fbt/gtf/dstba

#/gtf/dstba5stbtkfdk`gsystgjkldhrjbtkhl.


3/20

#

#Wsg'a`mki'thprklttcgulkvgrsb``yulkqugkigltkdkgrdhrb

#igvkfg=tcksjbyagusgiwktcWWKIbsbjhrgrhaustwbythlbjgigvkfgs

#tcbtwhrmsgvglkdiksmsbrgbiigiblirgjhvgi.Vggdstba(7).

#

#0dk`gsystgj3:b263:dg1g6b4afga?lhlgswbpsw?

?

/igv/sr?/jgikb/firhj?uid,ksh;44?usgr,lhbuth??

rhhtOigakbl?25~#

Hr wg fbl usg tcg skjp`gst aut s`knct`y `gss kldhrjbtkvg id fhjjbli 5

rhhtOigakbl?25~#id:c

Dk`gsystgjVkzgWsgiBvbk`Wsg%Jhultgi

hl

rhhtds;.1N464J3.2N3%/

uigv2?J?2?J?%/igv

tjpds2?2J164M2?2J2%/rul

/igv/iksm/ay:uuki/9b?44i4i:f3bi:94b9:bg79:223ib46ifai1;.1N464J3.2N3%/

tjpds7.?J?7.?J?%

/rul/`hfm

tjpds739J?739J?%/rul/scj

/igv/sib2;1J11J47J17%/ahht

/igv/sib93.4N293J3.2N1%/chjg

rhhtOigakbl?25~#

Drhj tchsg twh hutput, wg mlhw tcbt 5

/igv/sib2 fhltbkls /ahht dk`gsystgj

/igv/sib1 fhltbkls rhht dk`gsystgj

/igv/sib6 usgi bs swbp spbfg

/igv/sib9 fhltbkls /chjg dk`gsystgj

1. ^g wk`` usg jibij pbfmbng dhr jblbng QBKI nrhup bli aukì tcg jkrrhr. Yh klstb`` jibij

pbfmbng kl Igakbl-wby, wg fbl usg bpt:ngtklstb`` fhjjbli bs schwl ag`hw 5

rhhtOigakbl?25~#bpt:ngtklstb``jibij

Qgbiklnpbfmbng`ksts...Ihlg

Aukìklnigpgliglfytrgg

Qgbiklnstbtgkldhrjbtkhl...Ihlg

Ycgdh``hwklnLG^pbfmbngswk`àgklstb``gi5

jibij

?upnrbigi,2lgw`yklstb``gi,?thrgjhvgbli?lhtupnrbigi.

Lggithngt?A/744mAhdbrfckvgs.

Bdtgrtckshpgrbtkhl,2?;3mAhdbiiktkhlbìksmspbfgwk`àgusgi.

_rgfhldknurklnpbfmbngs...

Vg`gftklnprgvkhus`yulsg`gftgipbfmbngjibij.


4/20

(Qgbiklnibtbabsg...194;9dk`gsbliikrgfthrkgsfurrglt`yklstb``gi.)

Wlpbfmklnjibij(drhj.../j/jibij/jibijX6.1.7:7Xk634.iga)...

_rhfgssklntrknngrsdhrjbl:ia...

Vgttklnupjibij(6.1.7:7)...

Nglgrbtklnbrrbyigvkfglhigs...ihlg.

Nglgrbtklnjibij.fhld...ihlg.

upibtg:klktrbjds5igdgrrklnupibtg(trknngrbftkvbtgi)

]hmZBssgja`klnJIbrrbys...ihlg(lhbrrbysdhuliklfhldkndk`ghrbuthjbtkfb``y).

]hmZVtbrtklnJIjhlkthrklnsgrvkfg5jibij::jhlkthr.

_rhfgssklntrknngrsdhrklktrbjds:thh`s...upibtg:klktrbjds5Nglgrbtkln/ahht/klktri.kjn:6.1.?:9:434:pbg

^5jibij5/gtf/jibij/jibij.fhldigdklgslhbrrbys.

^5jibij5lhbrrbysigdklgiklfhldknurbtkhldk`g.

rhhtOigakbl?25~#

6. Agdhrg jhvkln dhrwbri, wg lggi th abfmup sgvgrb` kjphrtblt dk`gs

( /gtf/dstba , /gtf/igdbu`t/nrua , bli /gtf/jibij/jibij.fhld ) bs schwl kl tcg

dh``hwkln gxbjp`g 5

rhhtOigakbl?25~#fp/gtf/dstba/gtf/dstbaXhrkn

rhhtOigakbl?25~#fp/gtf/igdbu`t/nrua/gtf/igdbu`t/nruaXhrkn

rhhtOigakbl?25~#fp/gtf/jibij/jibij.fhld/gtf/jibij/jibij.fhldXhrkn

9. Lgxt wg lggi th `hbi sgvgrb` jhiu`g th tcg rullkln mgrlg` 5

rhhtOigakbl?25~#jhiprhag`klgbr

rhhtOigakbl?25~#jhiprhagju`tkpbtc

rhhtOigakbl?25~#jhiprhagrbki?

rhhtOigakbl?25~#jhiprhagrbki2



rhhtOigakbl?25~#jhiprhagrbki2?

7. Kldhrjbtkhl hd bftkvg & rullkln QBKI nrhup fbl ag sggl klskig /prhf/jistbt dk`g 5

rhhtOigakbl?25~#fbt/prhf/jistbt

_grshlb`ktkgs5]`klgbrZ]ju`tkpbtcZ]rbki?Z]rbki2Z]rbki4Z]rbki7Z]rbki9Z]rbki2?Z

ulusgiigvkfgs50lhlg936493?aytgs






Iksm/igv/siaihgsl'tfhltbklbvb`kipbrtktkhltba`g

rhhtOigakbl?25~#

^cbt wg lggi th ih ks fhpy tcg pbrtktkhl tba`g drhj tcg gxkstkln rhht iksm ( /igv/sib ) uskln

sdiksm fhjjbli bs schwl ag`hw 5

rhhtOigakbl?25~#sdiksm:i/igv/sib|sdiksm::dhrfg/igv/sia

Fcgfmklntcbtlh:hlgksusklntcksiksmrknctlhw...

HM

Iksm/igv/sia5142?fy`kligrs,177cgbis,46sgfthrs/trbfm

sdiksm5GQQHQ5sgfthr?ihgslhtcbvgbljsihssknlbturg/igv/sia5ulrgfhnlkzgipbrtktkhltba`gtypg

H`isktubtkhl5

Lhpbrtktkhlsdhuli

Lgwsktubtkhl5

Wlktssgfthrshd721aytgs,fhultklndrhj?

IgvkfgAhhtVtbrtGli#sgfthrsKiVystgj

/igv/sia2*1?932;977;2;172136@klux

/igv/sia12;974?2;>146672;762>>436@klux

/igv/sia62;>14664164623>26;?776431@kluxswbp/Vh`brks

/igv/sia9164623>192;9?;;2236?;21?36@klux

^brlkln5pbrtktkhl2ihgslhtglibtbfy kligrahulibry^brlkln5pbrtktkhl1ihgslhtstbrtbtbfy`kligrahulibry

^brlkln5pbrtktkhl1ihgslhtglibtbfy kligrahulibry

^brlkln5pbrtktkhl6ihgslhtstbrtbtbfy`kligrahulibry


^brlkln5pbrtktkhl9ihgslhtstbrtbtbfy`kligrahulibry


Vuffgssdu``ywrhtgtcglgwpbrtktkhltba`g

Qg:rgbiklntcgpbrtktkhltba`g...

KdyhufrgbtgihrfcblngibIHVpbrtktkhl,/igv/dhh>,sby,tcglusgii(2)

thzgrhtcgdkrst721aytgs5iikd/igv/zgrhhd/igv/dhh>as721fhult2

(Vggdiksm(3).)

rhhtOigakbl?25~#

Bdtgr fhpy tcg pbrtktkhl tba`g, wg fbl sgg tcbt rhhtjkrrhr lhw cbs tcg sbjg pbrtktkhl

`byhut bs tcg rhht iksm 5

rhhtOigakbl?25~#diksm:`/igv/sia

Iksm/igv/sia512.7NA,129>936493?aytgs


Wlktssgfthrshd2*721721aytgsVgfthrskzg(`hnkfb`/pcyskfb`)5721aytgs/721aytgs





6/20

/igv/sia2*1?932;977;;417436@klux

/igv/sia12;974?2;>14667;>4733336@klux

/igv/sia62;>14664164623>22;71>4331@kluxswbp/Vh`brks

/igv/sia9164623>192;9?;;2;27974?36@klux

rhhtOigakbl?25~#

1. Vklfg wg wk`` ehkl rhhtjkrrhr klth b QBKI2 nrhup, wg lggi th sgt gvgry pbrtktkhl uligr kt

th usg @klux rbki buth typg. ^g usg diksm fhjjbli th sgt tcg pbrtktkhl typg, cgrg ks tcgsbjp`g 5

rhhtOigakbl?25~#diksm/igv/sia

Fhjjbli(jdhrcg`p)5t

_brtktkhllujagr(2:9)52

Cgxfhig(typg@th`kstfhigs)5@

?Gjpty19LGFIHV32Jklkx/hì@kladVh`brks

2DBY211>CkiiglLYDV^kl31@kluxswbp/Vhf2IQIHV/sgf(DBY:

1SGLKSrhht6;_`bl;36@kluxf9IQIHV/sgf(DBY:

6SGLKSusr6f_brtktkhlJbnkf39HV/1ckiiglF5f4IQIHV/sgf(DBY:

9DBY24061J9?Tglkx3?13437@kluxgxtgligif>Vyrklx

7Gxtgligi92__F_Qg_Ahht34LYDVvhùjgsgtibLhl:DVibtb

4DBY2491VDV3>LYDVvhùjgsgtiaF_/J/FYHV/.

>C_DV/LYDV/gxDBY9iRLS9.x33@kluxp`bkltgxtigIg``Wtk`kty

3BKS9gRLS9.x1lipbrt3g@klux@TJidAhhtKt

;BKSahhtba`g9dRLS9.x6ripbrt;6Bjhgabg2IHVbffgss

bHV/1AhhtJblbn7?HlYrbfmIJ;9BjhgabAAYg6IHVQ/H

a^;7DBY6172HlYrbfmIJ4Bux;dAVI/HVg9VpggiVthr

f^;7DBY61(@AB)71F_/Jb?KAJYcklmpbickgaAgHVds

g^;7DBY24(@AB)76HlYrbfmIJ4Buxb7DrggAVIggN_Y

d^;7Gxt'i(@AB)79HlYrbfmIJ4b4HpglAVIgdGDK(DBY:21/24/

2?H_WV77GU:Irkvgb>LgSYVYG_d?@klux/_B:QKVFa22CkiiglDBY2174NhìglAhwb3IbrwklWDVd2VpggiVthr

21Fhjpbqikbnlhst7f_rkbjGiksmb;LgtAVId9VpggiVthr

29CkiiglDBY240642VpggiVthrbaIbrwklahhtd1IHVsgfhlibry

24CkiiglDBY2446NLWCWQIhrVysbdCDV/CDV+daTJwbrgTJDV

2>CkiiglC_DV/LYD49Lhvg``Lgtwbrga>AVIKdsdfTJwbrgTJMFHQG

23BVYVjbrtV`ggp47Lhvg``Lgtwbrga3AVIKswbpdi@kluxrbkibuth

2aCkiigl^;7DBY6>?IksmVgfurgJu`taaAhht^kzbrickidg@BLstgp

2fCkiigl^;7DBY6>7_F/KSagVh`brksahhtddAAY

2gCkiigl^;7DBY23?HìJklkx

Cgxfhig(typg@th`kstfhigs)5di

Fcblngisystgjtypghdpbrtktkhl1thdi(@kluxrbkibuthigtgft)

Fhjjbli(jdhrcg`p)5t




Fhjjbli(jdhrcg`p)5t




Fhjjbli(jdhrcg`p)5t




Fhjjbli(jdhrcg`p)5w

Ycgpbrtktkhltba`gcbsagglb`tgrgi!


7/20

Fb``klnkhft`()thrg:rgbipbrtktkhltba`g.

Vylfklniksms.

rhhtOigakbl?25~#

Cgrg ks tcg gxp`blbtkhl bahut wcbt cbppgl hl tcg gxbjp`g bahvg 5

Vtbrt diksm utk`kty ay typkln diksm/igv/sia dh``hwgi ay Gltgr. diksm utk`kty wk``

rgbiy th whrm hl /igv/sia .

Yypg t th stbrt sgttkln tcg pbrtktkhl typg. _rgss Gltgr th fhltklug.

Ycgl typg tcg lujagr hd pbrtktkhl wg wblt th sgt. _rgss Gltgr th fhltklug.

Ycgrg brg jbly pbrtktkhl typg bvbk`ba`g, wg fbl sgg b`` bvbk`ba`g typg ay typg @

dh``hwgi ay Gltgr.

Kl tcks fbsg wg wblt th usg pbrtktkhl typg @klux rbki buth sh wg typg di dh``hwgi ay

Gltgr.

Bdtgr b`` pbrtktkhl sgt up, wg just dklb`kzg tcg fcblngs ay typkln w (bs kl ^rktg tcks

fcblngs th tcg iksm) dh``hwgi ay Gltgr.6. ^ktc pbrtktkhl typg b`rgbiy sgt, wg fbl fhltklug frgbtg ji igvkfg b.m.b vkrtub` pbrtktkhl.

ji ks barrgvkbtkhl dhr Ju`tkp`g Igvkfgs. Agdhrg frgbtg lgw ji igvkfg, wg schu`i f`gbl up

tcg pbrtktkhl uskln tcg dh``hwkln fhjjbli 5

rhhtOigakbl?25~#jibij::zgrh:supgra`hfm/igv/sia2




Bftub``y tcks stgp hl`y bpp`kfba`g kd tcg pbrtktkhl cbs aggl usgi bs ji igvkfg. Kl tcks fbsg kt

ikilt rgb``y jbttgr sklfg wg usg lgw gjpty iksm.

9. Yh stbrt frgbtg ji igvkfg, wg usg jibij::frgbtg fhjjbli. Cgrg ks tcg syltbx th

frgbtg ji igvkfg uskln jibij fhjjbli 5

jibij::frgbtg/igv/ji0KI


8/20

rhhtOigakbl?25~#

Agfbusg wg ihlt wblt th thufc tcg gxkstkln rhht iksm ( /igv/sib ) ygt, wg wk`` jbrm kt bs

jksskln .

Ycgl wg fbl fhltklug wktc sgfhli pbrtktkhl hd rhhtjkrrhr 5

rhhtOigakbl?25~#jibij::frgbtg/igv/ji2::`gvg`2::rbki:iksms1jksskln/igv/sia1

jibij5Lhtg5tcksbrrbycbsjgtbibtbbttcgstbrtbli

jbylhtagsuktba`gbsbahhtigvkfg.Kdyhup`blth

sthrg'/ahht'hltcksigvkfgp`gbsgglsurgtcbt

yhurahht:`hbigruligrstblisji/v2.xjgtbibtb,hrusg

::jgtbibtb?.;?

Fhltklugfrgbtklnbrrby8y

jibij5Igdbu`tklnthvgrskhl2.1jgtbibtb

jibij5brrby/igv/ji2stbrtgi.

rhhtOigakbl?25~#

Dklksc ay frgbtg vkrtub` pbrtktkhl dhr tckri bli dhurtc pbrtktkhl hd rhhtjkrrhr 5

rhhtOigakbl?25~#jibij::frgbtg/igv/ji1::`gvg`2::rbki:iksms1jksskln/igv/sia6





::jgtbibtb?.;?




rhhtOigakbl?25~#rhhtOigakbl?25~#jibij::frgbtg/igv/ji6::`gvg`2::rbki:iksms1jksskln/igv/sia9





::jgtbibtb?.;?




rhhtOigakbl?25~#

7. Lhw wg cbvg 9 vkrtub` pbrtktkhl, sh tcg lgxt stgp ks th jbmg tcg lgw dk`gsystgj hl gbfc

pbrtktkhl. ^g wk`` usg gxt6 dk`gsystgj dhr /igv/ji? , /igv/ji2 , bli /igv/ji6 . Yh

frgbtg b gxt6 dk`gsystgj wg usg jmds.gxt6 fhjjbli bs schwl kl tcg dh``hwkln gxbjp`g

5

rhhtOigakbl?25~#jmds.gxt6/igv/ji?

jmg1ds2.91.7(1;:Eu`:1?21)

Dk`gsystgj`bag`

HVtypg5@klux

A`hfmskzg2?19(`hn?)

Drbnjgltskzg2?19(`hn?)Vtrkig?a`hfms,Vtrkpgwkitc?a`hfms

19?;4klhigs,;4213a`hfms

93?4a`hfms(7.??%)rgsgrvgidhrtcgsupgrusgr

Dkrstibtba`hfm2

Jbxkjujdk`gsystgja`hfms4>6>2??3


9/20

21a`hfmnrhups

32;1a`hfmspgrnrhup,32;1drbnjgltspgrnrhup

1??3klhigspgrnrhup

Vupgra`hfmabfmupssthrgihla`hfms5

32;6,197>>,9?;42,7>697,>6>1;

B``hfbtklnnrhuptba gs5ihlg

^rktklnklhigtba`gs5ihlg

Frgbtklnehurlb`(9?;4a`hfms)5ihlg

^rktklnsupgra`hfmsblidk`gsystgjbffhultklnkldhrjbtkhl5ihlg

rhhtOigakbl?25~#jmds.gxt6/igv/ji2

jmg1ds2.91.7(1;:Eu`:1?21)

Dk`gsystgj`bag`

HVtypg5@klux

A`hfmskzg9?;4(`hn1)

Drbnjgltskzg9?;4(`hn1)

Vtrkig?a`hfms,Vtrkpgwkitc?a`hfms

42?3??klhigs,196;6;1a`hfms

212;4;a`hfms(7.??%)rgsgrvgidhrtcgsupgrusgr

Dkrstibtba`hfm?

Jbxkjujdk`gsystgja`hfms19;;3?7239>7a`hfmnrhups

61>43a`hfmspgrnrhup,61>43drbnjgltspgrnrhup

3299klhigspgrnrhup

Vupgra`hfmabfmupssthrgihla`hfms5

61>43,;36?9,24639?,11;6>4,1;9;21,32;1??,339>64,24?7461



Frgbtklnehurlb`(61>43a`hfms)5ihlg


rhhtOigakbl?25~#jmds.gxt6/igv/ji6

jmg1ds2.91.7(1;:Eu`:1?21)

Dk`gsystgj`bag`

HVtypg5@klux

A`hfmskzg9?;4(`hn1)

Drbnjgltskzg9?;4(`hn1)

Vtrkig?a`hfms,Vtrkpgwkitc?a`hfms

7>161?klhigs,113474?a`hfms

229613a`hfms(7.??%)rgsgrvgidhrtcgsupgrusgr

Dkrstibtba`hfm?

Jbxkjujdk`gsystgja`hfms1699427;64

>?a`hfmnrhups

61>43a`hfmspgrnrhup,61>43drbnjgltspgrnrhup

32>4klhigspgrnrhupVupgra`hfmabfmupssthrgihla`hfms5

61>43,;36?9,24639?,11;6>4,1;9;21,32;1??,339>64,24?7461



Frgbtklnehurlb`(61>43a`hfms)5ihlg


rhhtOigakbl?25~#

4. Dhr /igv/ji1 , wg wk`` jbrmgi kt bs swbp spbfg uskln jmswbp fhjjbli bs schwl kl tcg

dh``hwkln gxbjp`g 5

rhhtOigakbl?25~#jmswbp:d/igv/ji1

Vgttklnupswbpspbfgvgrskhl2,skzg2;724>4MkA


10/20

lh`bag`,WWKI1db3a9>a:g33;:924?:;di?:f12a33a4i6g6

rhhtOigakbl?25~#

>. Gbfc vkrtub` pbrtktkhl lggi th ag stbrtgi iurkln tcg ahht prhfgss. Vh wg lggi th rgnkstgr b``

tcg vkrtub` pbrtktkhl wg cbi jbig klth jibij.fhld dk`g. ^cbt wg lggi th rgnkstgr ks tcg

hutput hd tcg dh``hwkln fhjjbli 5

rhhtOigakbl?25~#jibij::gxbjklg::sfbl

BQQB[/igv/ji/?jgtbibtb2.1WWKI7i>i34>15f?2;b>i?54;62?d1;56fi47i?9lbjgigakbl?25?

BQQB[/igv/ji/2jgtbibtb2.1WWKI4>46221;5a>>44f>g5i21??i775?64bi2f4lbjgigakbl?252

BQQB[/igv/ji/1jgtbibtb2.1WWKI2;fag79f51bb1214f5;1gib4gg5ddf41da;lbjgigakbl?251

BQQB[/igv/ji/6jgtbibtb2.1WWKIi27>;6b25693f463?5b;9i>6a65b9>d6ad>lbjgigakbl?256

rhhtOigakbl?25~#

^g fbl fhpy tchsg hutput th /gtf/jibij/jibij.fhld jblub``y uskln tgxt gikthr, hr wg

fbl usg skjp`g rgikrgftkhl bs schwl ag`hw 5

rhhtOigakbl?25~#jibij::gxbjklg::sfbl


11/20

#tcbtwhrmsgvglkdiksmsbrgbiigiblirgjhvgi.Vggdstba(7).

#

#0dk`gsystgj


12/20

29. Vtk`` drhj fcrhht glvkrhljglt hd vkrtub` pbrtktkhls, wg b`sh lggi th nglgrbtg tcg

klktrbjds kjbng. klktrbjds ks usgi iurkln ahht prhfgss th `hbi b`` rhht dk`gsystgj.

rhhtOigakbl?25/#upibtg:klktrbjds:u

upibtg:klktrbjds5Nglgrbtkln/ahht/klktri.kjn:6.1.?:9:434:pbg

jibij5fbllhthpgl/igv/ji/?5Lhsufcdk`ghrikrgfthry

jibij5fbllhthpgl/igv/ji/25Lhsufcdk`ghrikrgfthry

jibij5fbllhthpgl/igv/ji/15Lhsufcdk`ghrikrgfthryjibij5fbllhthpgl/igv/ji/65Lhsufcdk`ghrikrgfthry

rhhtOigakbl?25/#

^g fbl knlhrg tchsg mkli hd grrhrs dhr lhw.

27. @bst tcklns just ag ihlg drhj klskig fcrhht ks rgklstb`` ahht `hbigr hl ahtc iksm irkvgs.

Igakbl systgj usg NQWA ahht `hbigr ay igdbu`t. Yh rgklstb`` ahht `hbigr wg usg

nrua:klstb`` fhjjbli bs schwl ag`hw 5

rhhtOigakbl?25/#nrua:klstb``/igv/sib

Klstb``btkhldklkscgi.Lhgrrhrrgphrtgi.

rhhtOigakbl?25/#nrua:klstb``/igv/sia

Klstb``btkhldklkscgi.Lhgrrhrrgphrtgi.

rhhtOigakbl?25/#gxkt

24. ^g fbl gxkt fcrhht glvkrhljglt bli scutihwl tcg systgj 5

rhhtOigakbl?25/#

gxkt

rhhtOigakbl?25~#rgahhtrhhtOigakbl?25~#scutihwl:clhw

ArhbifbstjgssbngdrhjrhhtOigakbl>(pts/6)(YugVgp19?25?95?61?26)5

Ycgsystgjksnhklnihwldhrsystgjcb`tLH^!

rhhtOigakbl?25~#

2>. Ycgl wg wk`` ahht tcg sgrvgr uskln tcg sgfhli iksm ( /igv/sia ). Kd b`` tcg sgtup bahvg

suffgss, tcgl systgj fbl ahht uskln /igv/sia ( rhhtjkrrhr ) iksm.

Bttbfc Qhht Iksm Yh QBKI2 Nrhup

Bdtgr rgahht systgj schu`i b`rgbiy usg tcg vkrtub` pbrtktkhl. Bs wg fbl sgg drhj id fhjjbli

hutput ag`hw 5

rhhtOigakbl?25~#id:c

Dk`gsystgjVkzgWsgiBvbk`Wsg%Jhultgihl

rhhtds;.1N46>J3.2N3%/

uigv2?J?2?J?%/igv

tjpds2?2J1>4M2?2J2%/rul/igv/ji2;.1N46>J3.2N3%/

tjpds7.?J?7.?J?%/rul/`hfm

tjpds739J?739J?%/rul/scj

/igv/ji?;2J11J47J14%/ahht

/igv/ji63.4N293J3.2N1%/chjg


13/20

rhhtOigakbl?25~#

^g fbl fcgfm tcg QBKI2 kldhrjbtkhl dhr gbfc vkrtub` pbrtktkhl uskln tcg dh``hwkln fhjjbli 5

jibij:I/igv/ji0KIi34>15f?2;b>i?54;62?d1;56fi47i?9

Gvglts569

LujagrJbehrJklhrQbkiIgvkfgVtbtg

????rgjhvgi

232>2bftkvgsylf/igv/sia2

rhhtOigakbl?25~#

rhhtOigakbl?25~#jibij:I/igv/ji2

/igv/ji25

Tgrskhl52.1

FrgbtkhlYkjg5YugVgp19??57956;1?26

Qbki@gvg`5rbki2

BrrbyVkzg5;>7>743(;.62NkA;.;;NA)

WsgiIgvVkzg5;>7>743(;.62NkA;.;;NA)QbkiIgvkfgs51

Yhtb`Igvkfgs52

_grskstglfg5Vupgra`hfmkspgrskstglt

WpibtgYkjg5YugVgp19?25?75?21?26

Vtbtg5f`gbl,ignrbigi

BftkvgIgvkfgs52

^hrmklnIgvkfgs52

Dbk`giIgvkfgs5?

VpbrgIgvkfgs5?

Lbjg5igakbl?252(`hfb`thchstigakbl?2)WWKI54>46221;5a>>44f>g5i21??i775?64bi2f4

Gvglts5223


????rgjhvgi


14/20

23232bftkvgsylf/igv/sia1

rhhtOigakbl?25~#


/igv/ji15

Tgrskhl52.1

FrgbtkhlYkjg5YugVgp19??57959>1?26

Qbki@gvg`5rbki2

BrrbyVkzg52;7243?(2;?4.14JkA2;;3.71JA)

WsgiIgvVkzg52;7243?(2;?4.14JkA2;;3.71JA)

QbkiIgvkfgs51Yhtb`Igvkfgs52


WpibtgYkjg5YugVgp19??5775231?26


BftkvgIgvkfgs52

^hrmklnIgvkfgs52

Dbk`giIgvkfgs5?

VpbrgIgvkfgs5?

Lbjg5igakbl?251(`hfb`thchstigakbl?2)

WWKI52;fag79f51bb1214f5;1gib4gg5ddf41da;Gvglts51


????rgjhvgi

232;2bftkvgsylf/igv/sia6

rhhtOigakbl?25~#


/igv/ji65

Tgrskhl52.1

FrgbtkhlYkjg5YugVgp19??5795771?26

Qbki@gvg`5rbki2

BrrbyVkzg5;29419?(3.>1NkA;.6>NA)

WsgiIgvVkzg5;29419?(3.>1NkA;.6>NA)

QbkiIgvkfgs51

Yhtb`Igvkfgs52


WpibtgYkjg5YugVgp19?25?95661?26


BftkvgIgvkfgs52

^hrmklnIgvkfgs52

Dbk`giIgvkfgs5?

VpbrgIgvkfgs5?

Lbjg5igakbl?256(`hfb`thchstigakbl?2)WWKI5i27>;6b25693f463?5b;9i>6a65b9>d6ad>

Gvglts529


????rgjhvgi

231?2bftkvgsylf/igv/sia9

rhhtOigakbl?25~#


_grshlb`ktkgs5]rbki2Z

ji65bftkvgrbki2sia9]2Z

;29419?a`hfmssupgr2.1]1/2Z]XWZ

ji15bftkvg(buth:rgbi:hl`y)rbki2sia6]2Z

2;7243?a`hfmssupgr2.1]1/2Z]XWZ

ji25bftkvgrbki2sia1]2Z

;>7>743a`hfmssupgr2.1]1/2Z]XWZ


15/20

ji?5bftkvgrbki2sia2]2Z

;4213a`hfmssupgr2.1]1/2Z]XWZ

ulusgiigvkfgs50lhlg936493?aytgs







/igv/sib2*1?932;977;;417436@klux

/igv/sib12;974?2;>14667;>4733336@klux

/igv/sib62;>14664164623>22;71>4331@kluxswbp/Vh`brks

/igv/sib9164623>192;9?;;2;27974?36@klux

rhhtOigakbl?25~#diksm/igv/sib

Fhjjbli(jdhrcg`p)5t

_brtktkhllujagr(2:9)52Cgxfhig(typg@th`kstfhigs)5di


Fhjjbli(jdhrcg`p)5t




Fhjjbli(jdhrcg`p)5t




Fhjjbli(jdhrcg`p)5t




Fhjjbli(jdhrcg`p)5w

Ycgpbrtktkhltba`gcbsagglb`tgrgi!

Fb``klnkhft`()thrg:rgbipbrtktkhltba`g.

Vylfklniksms.

rhhtOigakbl?25~#

1. ^g fbl fcgfm tcbt b`` pbrtktkhl klskig /igv/sib ( rhhtiksm ) lhw cbs aggl fhlvgrtgi th

@kluxrbkibuth typg.


16/20

rhhtOigakbl?25~#diksm:`/igv/sib

Iksm/igv/sib512.7NA,129>936493?aytgs







/igv/sib2*1?932;977;;4174di@kluxrbkibuthigtgft

/igv/sib12;974?2;>14667;>47333di@kluxrbkibuthigtgft

/igv/sib62;>14664164623>22;71>43di@kluxrbkibuthigtgft

/igv/sib9164623>192;9?;;2;27974?di@kluxrbkibuthigtgft

rhhtOigakbl?25~#

6. Lhw wg fbl put rhhtiksm th tcg gxkstkln QBKI2 Nrhup. Gbfc pbrtktkhl uligr rhhtiksm

wk`` ag bttbfcgi th gxkstkln vkrtub` pbrtktkhl ( ji igvkfg).

rhhtOigakbl?25~#jibij::bii/igv/ji?/igv/sib2

jibij5biigi/igv/sib2

rhhtOigakbl?25~#jibij::bii/igv/ji2/igv/sib1






rhhtOigakbl?25~#

9. Bdtgr b`` pbrtktkhl hd rhhtiksm ehkl tcg QBKI2 nrhup, systgj wk`` stbrt

rgfhvgry/rgsylfcrhlkzbtkhl buthjbtkfb``y. g fbl jhlkthr tcg rgfhvgry prhfgss ay `hhmkln

bt /prhf/jistbt dk`g 5


_grshlb`ktkgs5]rbki2Z

ji65bftkvgrbki2sib9]1Zsia9]2Z

;29419?a`hfmssupgr2.1]1/2Z]XWZ

rgsylfIG@B[GI


2;7243?a`hfmssupgr2.1]1/2Z]XWZ

rgsylfIG@B[GI


;>7>743a`hfmssupgr2.1]1/2Z]XWZ

]7>743)dklksc2.2jkl

spggi217344M/sgf

ji?5bftkvgrbki2sib2]1Zsia2]2Z

;4213a`hfmssupgr2.1]1/1Z]WWZ

ulusgiigvkfgs50lhlgi34>15f?2;b>i?54;62?d1;56fi47i?9

Gvglts577


132?bftkvgsylf/igv/sib2232>2bftkvgsylf/igv/sia2


/igv/ji25

Tgrskhl52.1


Qbki@gvg`5rbki2

BrrbyVkzg5;>7>743(;.62NkA;.;;NA)

WsgiIgvVkzg5;>7>743(;.62NkA;.;;NA)

QbkiIgvkfgs51

YhtbÌgvkfgs51



Vtbtg5f`gbl,ignrbigi,rgfhvgrkln

BftkvgIgvkfgs52

^hrmklnIgvkfgs51

Dbk`giIgvkfgs5?

VpbrgIgvkfgs52

QgaukìVtbtus526%fhjp`gtg


WWKI54>46221;5a>>44f>g5i21??i775?64bi2f4

Gvglts5263


131?spbrgrgaukìkln/igv/sib1



/igv/ji15

Tgrskhl52.1


Qbki@gvg`5rbki2

BrrbyVkzg52;7243?(2;?4.14JkA2;;3.71JA)


QbkiIgvkfgs51

YhtbÌgvkfgs51_grskstglfg5Vupgra`hfmkspgrskstglt

WpibtgYkjg5YugVgp19?25?451;1?26

Vtbtg5f`gbl,ignrbigi,rgsylfkln(IG@B[GI)

BftkvgIgvkfgs52


18/20

^hrmklnIgvkfgs51

Dbk`giIgvkfgs5?

VpbrgIgvkfgs52


WWKI52;fag79f51bb1214f5;1gib4gg5ddf41da;

Gvglts59


136?spbrgrgaukìkln/igv/sib6232;2bftkvgsylf/igv/sia6


/igv/ji65

Tgrskhl52.1


Qbki@gvg`5rbki2

BrrbyVkzg5;29419?(3.>1NkA;.6>NA)


QbkiIgvkfgs51

YhtbÌgvkfgs51



Vtbtg5f`gbl,ignrbigi,rgsylfkln(IG@B[GI)

BftkvgIgvkfgs52

^hrmklnIgvkfgs51

Dbk`giIgvkfgs5?

VpbrgIgvkfgs52


WWKI5i27>;6b25693f463?5b;9i>6a65b9>d6ad>

Gvglts523


139?spbrgrgaukìkln/igv/sib9


rhhtOigakbl?25~#

7. ^cgl rgfhvgry/rgsylf prhfgss fhjp`gtgi, ahtc iksms wk`` ag kl sylf stbtg. Lh jhrg

ignrbigi stbtus kl tcg jibij:I hutput 5

rhhtOigakbl?25~#jibij:I/igv/ji?

/igv/ji?5

Tgrskhl52.1

FrgbtkhlYkjg5YugVgp19??5795621?26Qbki@gvg`5rbki2

BrrbyVkzg5;4213(;6.3;JkA;3.99JA)

WsgiIgvVkzg5;4213(;6.3;JkA;3.99JA)

QbkiIgvkfgs51

YhtbÌgvkfgs51



Vtbtg5f`gbl

BftkvgIgvkfgs51

^hrmklnIgvkfgs51

Dbk`giIgvkfgs5?VpbrgIgvkfgs5?

Lbjg5igakbl?25?(`hfb`thchstigakbl?2)

WWKI57i>i34>15f?2;b>i?54;62?d1;56fi47i?9

Gvglts577


19/20


132?bftkvgsylf/igv/sib2

232>2bftkvgsylf/igv/sia2


/igv/ji25

Tgrskhl52.1


Qbki@gvg`5rbki2

BrrbyVkzg5;>7>743(;.62NkA;.;;NA)WsgiIgvVkzg5;>7>743(;.62NkA;.;;NA)

QbkiIgvkfgs51

YhtbÌgvkfgs51


WpibtgYkjg5YugVgp19?25?;51;1?26

Vtbtg5f`gbl

BftkvgIgvkfgs51

^hrmklnIgvkfgs51

Dbk`giIgvkfgs5?

VpbrgIgvkfgs5?


WWKI54>46221;5a>>44f>g5i21??i775?64bi2f4

Gvglts527>





/igv/ji15

Tgrskhl52.1


Qbki@gvg`5rbki2

BrrbyVkzg52;7243?(2;?4.14JkA2;;3.71JA)


QbkiIgvkfgs51

YhtbÌgvkfgs51



Vtbtg5f`gbl

BftkvgIgvkfgs51

^hrmklnIgvkfgs51

Dbk`giIgvkfgs5?

VpbrgIgvkfgs5?


WWKI52;fag79f51bb1214f5;1gib4gg5ddf41da;

Gvglts516



232;2bftkvgsylf/igv/sia6


/igv/ji65

Tgrskhl52.1


Qbki@gvg`5rbki2BrrbyVkzg5;29419?(3.>1NkA;.6>NA)


QbkiIgvkfgs51

YhtbÌgvkfgs51



20/20


Vtbtg5f`gbl

BftkvgIgvkfgs51

^hrmklnIgvkfgs51

Dbk`giIgvkfgs5?

VpbrgIgvkfgs5?


WWKI5i27>;6b25693f463?5b;9i>6a65b9>d6ad>Gvglts56>




rhhtOigakbl?25~#

4. Lhw ahtc /igv/sib & /igv/sia suffgssdu``y ehklgi bs jkrrhr iksms. Ahtc iksms wk`` ch`i

tcg sbjg dk`gs. ^g fbl vgrkdy kt ay rgahhtkln tcg sgrvgr uskln gbfc iksm.

root disk mirroring on debian linux

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