Tataiso e felletseng le e qaqileng (ka mehlala) ho DD

Ke u siela sengoloa se setle haholo seo Ke iphumane Ho phenya web, e re bontša ka mehlala e mengata le ka botlalo hore na ke eng le hore na ho ka fihlelleha eng ka taelo DD.

Ke u siela phetolelo e felletseng ea sehlooho:

1. Hobaneng dd?:

Re khethile dd e le qothisanang lehlokoa la rona la pele hobane ke sesebelisoa sa bohlokoa se nang le likhetho tse ngata, joalo ka ha u tla bona. Sena se batla se e etsa e 'ngoe ea lithipa tsa Sesole sa Switzerland tsa lefats'e la Linux. E, poleloana ena (thipa ea Sesole sa Switzerland) e sebelisoa ho feta kamoo e lokelang ho sebelisoa ke bangoli ba lingoloa tse shebaneng le Linux, ka hona ha rea ​​ka ra sebelisa monyetla oa ho e sebelisa.

2. Ts'ebeliso e akaretsang:

Pele re qala re ne re batla ho u fa mohopolo o akaretsang oa hore na e sebelisoa joang dd. Pele ho tsohle, lebitso le tsoa ho duplicator ea data, empa ka mokhoa o qabolang ho boetse ho thoe e bolela disk senya kapa data senya hobane ke sesebelisoa se matla haholo. Kahoo re khothaletsa tlhokomelo e eketsehileng ha o sebelisa dd hobane motsotso oa ho se tsotelle o ka u jella lintlha tsa hau tsa bohlokoa. Tlhaloso e akaretsang ea taelo dd E:

# dd haeba = $ input_data ea = $ output_data [likhetho]

tlhahiso_data y tlhahiso_data e ka ba li-disk, likarolo, lifaele, lisebelisoa ... haholo-holo eng kapa eng eo u ka e ngolang kapa eo u e balang. Joalokaha u tla bona, u ka sebelisa dd maemong a marang-rang ho romella melapo ea data ho LAN ea hau, mohlala. U ka ba le karolo ea kenyelletso ea taelo ea hau ea dd, kapa taelo ea tlhahiso feela, 'me u ka e tlosa ka bobeli maemong a mang. Tsena tsohle ho tla sebetsoa ka tsona lenaneng le latelang.

3. Mehlala:

dd haeba = / dev / urandom ea = / dev / sda bs = 4k - »Tlatsa disk ka data e sa reroang

dd haeba = / dev / sda ea = / dev / sdb bs = 4096 - » Seipone sa Disk-to-disk

dd haeba = / dev / zero ea = / dev / sda bs = 4k - » Hloekisa hard drive (ho ka hlokahala hore e phetoe)

dd haeba = faele ea ho kenya ea = / dev / st0 bs = 32k conv = sync - » Kopitsa ho tloha faeleng ho ea ho sesebelisoa sa theipi

dd haeba = / dev / st0 ea = seaparo bs = 32k conv = lumellanya - » Ea pele, e khutlisitsoe

dd haeba = / dev / sda | hexdump -C | grep [^ 00] - » Hlahloba hore na disk e hlile e na le zero

dd haeba = / dev / urandom ea = / home / $ user / hugefile bs = 4096 - » Tlatsa karohano (Hlokomela likarolo tsa sistimi!)

dd haeba = / dev / urandom ea = myfile bs = 6703104 count = 1 - » Ngodisa faele (mohlomong pele o phumula)

dd haeba = / dev / sda3 ea = / dev / sdb3 bs = 4096 conv = notrunc, noerror - » Kopitsa karohano karolong e 'ngoe

dd haeba = / proc / fileystems | hexdump -C | Nyane - " Sheba mekhoa ea lifaele tse fumanehang

dd haeba = / proc / likarolo | hexdump -C | Nyane - " Sheba likarolo tse fumanehang ho kb

dd haeba = / dev / sdb2 ibs = 4096 | gzip> karohano.image.gz conv = noerror - » Theha setšoantšo sa gzip sa karolo ea bobeli ea disk ea bobeli

dd bs = 10240 cbs = 80 conv = ascii, notlolla haeba = / dev / st0 ea = ascii.out - » E kopitsa likahare tsa tepi ho faele, e fetoloang ho tloha EBCDIC ho ea ASCII

dd haeba = / dev / st0 ibs = 1024 obs = 2048 ea = / dev / st1 - » Ho kopitsa sesebelisoa sa 1KB Block ho 2KB Block Device

dd haeba = / dev / zero ea = / dev / null bs = 100M count = 100
Lirekoto tse 100 + 0 ho
Ho tlalehiloe 100 + 0
10485760000 byte (10GB) li kopitsoe,

Li-5.62955 s, 1.9 GB / s

Kopitsa li-zero tse 10 ho moqomo oa ho pheta-pheta.

dd haeba = / dev / zero ea = / dev / sda bs = 512 palo = 2
fdisk -s / dev / sda
dd haeba = / dev / zero ea = / dev / sda batla = (number_of_sectors - 20) bs = 1k

Hlakola GPT disk. Kamoo GPT e ngolang data ho tloha qalong
Qetellong ea disk, kamora ho hlakola ho tloha qalong, re tlameha ho fumana palo ea likarolo (taelo ea bobeli), ebe re hlakola likarolo tse 20 tse fetileng.

dd haeba = / lapeng / $ mosebelisi / bootimage.img ea = / dev / sdc - » Theha disk bootable UDB (e bontšitsoeng mona e le / dev / sdc)

dd haeba = / dev / sda ea = / dev / null bs = 1m - » Mokhoa o motle oa ho fumana li-block tse mpe. Bekapo le tsamaiso amanang

dd haeba = / dev / sda ea = / dev / fd0 bs = 512 palo = 1 - » Kopitsa MBR ho floppy disk

dd haeba = / dev / sda1 ea = / dev / sdb1 bs = 4096 - » Seipone sa Disk-to-disk

dd haeba = / dev / sr0 ea = / home / $ user / mycdimage.iso \ bs = 2048 conv = nosync - » Theha setšoantšo sa CD

mount -o loop /home/$user/mycdimage.iso / mnt / cdimages / - » Tšoaea setšoantšo se boletsoeng sebakeng sa heno

dd haeba = / dev / sda ea = / dev / sdb bs = 64k conv = lumellanya - » E na le thuso ha o nkela disk sebaka ka boholo bo lekanang.

dd haeba = / dev / sda2 ea = / lapeng / $ user / hddimage1.img bs = 1M count = 4430
dd haeba = / dev / sda2 ea = / lapeng / $ user / hddimage2.img bs = 1M count = 8860
[...]

Etsa litšoantšo tsa DVD tsa karohano (e thusang ho etsa li-backup)

dd haeba = / $ sebaka / hddimage1.img ea = / dev / sda2 bs = 1M
dd haeba = / $ sebaka / hddimage2.img ea = / dev / sda2 batla = 4430 bs = 1M
dd haeba = / $ sebaka / hddimage3.img ea = / dev / sda2 batla = 8860 bs = 1M
[jj…]

Khutlisa ho tsoa bekapo e fetileng

dd haeba = / dev / zero count = 1 bs = 1024 batla = 1 ea = / dev / sda6 - » Senya superblock

dd haeba = / dev / zero count = 1 bs = 4096 batla = 0 ea = / dev / sda5 - » Mokhoa o mong oa ho senya superblock

dd haeba = / lapeng / $ user / suspicious.doc | clamscan - » E hlahloba faele bakeng sa livaerase (e hloka ClamAV)

dd haeba = / lapeng / $ mosebelisi / faele ea binary | hexdump -C | Nyane - " Bona litaba tsa faele ea binary (e hloka hexdump)

dd haeba = / lapeng / $ user / bigfile ea = / dev / null
dd haeba = / dev / zero ea = / home / $ user / bigfile bs = 1024 count = 1000000

Etsa letšoao la lebelo la ho bala / ho ngola la hard drive

dd haeba = / dev / sda ea = / dev / sda - » Fana ka bophelo bo bocha ho li-drive tsa khale tse e-so ho sebelisoe nakoana (li-drive li tlameha ho "theoloa")

dd haeba = / dev / mem | likhoele | grep 'khoele_to_search' - » Lekola dikahare tsa memori (motho a ka balwa, ke hore)

dd haeba = / dev / fd0 ea = / lapeng / $ user / floppy.image bs = 2x80x18b conv = notrunc - » Kopitsa floppy disk

dd haeba = / proc / kcore | hexdump -C | Nyane - »E bontša mohopolo o hlakileng

dd haeba = / proc / fileystems | hexdump -C | Nyane - " Sheba mekhoa ea lifaele tse fumanehang

dd haeba = / proc / kallsyms | hexdump -C | Nyane - " Bontša li-module tse laetsoeng

dd haeba = / proc / sitisa | hexdump -C | Nyane - " E bontša tafole e sitisang

dd haeba = / proc / uptime | hexdump -C | Nyane - " E bontša nako ea ho qetela ka metsotsoana

dd haeba = / proc / likarolo | hexdump -C | Nyane - " Sheba likarolo tse fumanehang ho kb

dd haeba = / proc / meminfo | hexdump -C | Nyane - " E bontša boemo ba memori

dd haeba = / dev / urandom ea = / home / $ user / myrandom bs = 100 count = 1 - » Theha file ea 1kb ea gibberish e sa reroang

dd haeba = / dev / mem ea = / lapeng / $ mosebelisi / mem.bin bs = 1024 - » E etsa setšoantšo sa boemo ba hajoale ba memori ea sistimi

dd haeba = / lapeng / $ mosebelisi / myfile - » Hatisa faele ho thibela

dd haeba = / dev / sda2 bs = 16065 | hexdump -C | grep 'mongolo_to_search' - » Batla khoele karolong e felletseng; le ha e sirelelitsoe, u ka penya liveCD

dd haeba = / lapeng / $ mosebelisi / file.bin tlola = 64k bs = 1 ea = / home / $ user / convfile.bin - » Kopitsa file.bin ho convfile.bin o tlola 64 kb ea pele

dd haeba = / lapeng / $ mosebelisi / bootimage.img ea = / dev / sdc - » Theha disk bootable UDB (e bontšitsoeng mona e le / dev / sdc)

dd haeba = / dev / mem bs = 1k tlola = 768 palo = 256 2> / dev / null | likhoele -n 8 - » Bala BIOS.

dd bs = 1k haeba = setšoantšo sa faele.nrg ea = setšoantšo sa setšoantšo.iso skip = 300k - » E fetola setšoantšo sa Nero ho setšoantšo se tloaelehileng sa ISO.
Sena se ka etsahala hobane phapang e le 'ngoe lipakeng tsa tse peli ke 300 kB ea hlooho eo Nero ae eketsang setšoantšong se tloaelehileng sa ISO.

echo -n "hello lefatše le emeng" | dd cbs = 1 conv = notlolla 2> / dev / null - » Leka, ho bolokehile. 🙂

dd haeba = / dev / sda1 | gzip -c | arola -b 2000m - \ /mnt/hdc1/backup.img.gz - » Theha setšoantšo sa gzip sa karohano u sebelisa split

katse /mnt/hdc1/backup.img.gz.* | gzip -dc | dd ea = / dev / sda1 - » Khutlisa bekapo e fetileng

dd haeba = / dev / zero ea = myimage bs = 1024 count = 10240 - » Theha setšoantšo sa disk se se nang letho

dd ibs = 10 tlola = 1 - » Arola li-byte tsa pele tse 10 tsa stdin

dd bs = 265b conv = noerror haeba = / dev / st0 ea = / tmp / bad.tape.image - » E etsa setšoantšo sa theipi e nang le matheba a mabe

dd haeba = / dev / sda palo = 1 | hexdump -C - » Sheba MBR ea hau

dd haeba = / dev / sda | nc -l 10001 nc $ system_to_backup_IP 10001 | dd ea = sysbackupsda.img - » Ho boloka marang-rang ka potlako ho sebelisa netcat

dd haeba = / dev / zero ea = / dev / sdX bs = 1024000 palo = 1 - » Hloekisa 10MB ea pele ea karohano

dd haeba = / dev / zero ea = tmpswap bs = 1k
palo = 1000000
chmod 600 tmpswap
henoa
swapon tmpswap

Theha sebaka sa nakoana sa phapanyetsano

dd haeba = / dev / sda ea = / dev / null bs = 1024k count = 1024
1073741824 byte (1.1GB) li kopitsoe,
Li-24.1684 s, 44.4 MB / s

E khetholla lebelo la I / O le latellanang la disk ea hau.

dd haeba = / dev / palo e sa reroang = 1 2> / dev / null | od -t u1 | \ awk '{hatisa $ 2}' | hlooho -1 - » Hlahisa nomoro e sa reroang

dd haeba = / dev / mem ea = myRAM bs = 1024 - » Kopitsa memori ea RAM ho e faela

dd haeba = / dev / sda bs = 512 palo = 1 | od -xa - » Sheba litaba tsa MBR ea hau ka sebopeho sa hex le ASCII

dd haeba = / my / old / mbr ea = / dev / sda bs = palo ea 446 = 1 - » E khutlisetsa MBR ntle le ho fetola rekoto ea tafole ea karohano e lipakeng tsa 447 - 511 byte

dd haeba = / dev / sda1 | arola -b 700m - sda1-setšoantšo - » Theha khopi ea karohano 'me u boloke litšoantšo moo boholo ba bophahamo ba modumo bo ka bang 700MB

ls -l | dd khopolo = ucase - » E fetola tlhahiso ea taelo ho ea holimo

pheta "LITLHAKU TSA HAE TSA MAHOLO" | dd conv = lcase - » Fetolela mongolo leha e le ofe hore o be mongolo o monyenyane

dd haeba = / joalo-joalo / passwd cbs = 132 conv = ebcdic ea = / tmp / passwd.ebcdic - » E fetola faele ea phasewete ea sistimi ho fomate ea EBCDIC bolelele bo sa fetoheng

dd haeba = mongolo.ascii oa = text.ebcdic conv = ebcdic - » Fetolela ho tloha ASCII ho EBCDIC

dd haeba = faele ea = myfile conv = ucase - » Fetolela faele ho e sebelisang (SED e bonolo kapa tr replacement)

4. Qetello:

Ena ke karolo e nyane feela ea seo dd a ka se etsang mme re ts'epa hore sengoloa sena se ba qhekelletse ho koahela mehlala e sebelisoang haholo ho mosebelisi ea tloaelehileng. Leha ho le joalo, pele o fetela pele, re khothaletsa hore o bale litokomane tsa hard drive ea hau, o batle lintho tse kang meeli ea LBA, 'me o hlokomele ha o sebelisa dd sebakeng sa methapo. Ehlile, u se u ntse u na le li-backups, empa tlhokomelo e nyane e tla u bolokela lihora tsa mosebetsi o sa hlokahaleng.

'Me ke moo sengoloa se felang.

Bakeng sa rekoto, ha ke so leke efe kapa efe ea litaelo tse bontšitsoeng sengoloeng sena, ka hona haeba motho e mong a sebelisa hampe (kapa hampe) litaelo tsena, ho ka etsahala hore haeba ba senya ho hong khomphuteng ea bona nke ke ka khona ho u thusa.

Ha ho na letho leo, hanyane ka hanyane ke tla lekang litaelo hehe, haeba ke fumana ho hong ho khahlisang ke ho arolelana.

litumeliso


Litaba tsa sengoloa sena li latela melao-motheo ea rona ea melao ea boitšoaro ea bongoli. Ho tlaleha phoso tlanya mona.

Maikutlo a 17, siea ea hau

Siea maikutlo a hau

aterese ya hao ya imeile ke ke ho phatlalatswa. masimo a hlokahala a tšoailoe ka *

*

*

  1. E ikarabella bakeng sa data: Miguel Ángel Gatón
  2. Morero oa data: Laola SPAM, tsamaiso ea maikutlo.
  3. Molao: Tumello ea hau
  4. Puisano ea data: Lintlha li ke ke tsa tsebisoa batho ba boraro ntle le ka tlamo ea molao.
  5. Polokelo ea data: Database e hapiloeng ke Occentus Networks (EU)
  6. Litokelo: Nako efe kapa efe o ka fokotsa, oa hlaphoheloa mme oa hlakola tlhaiso-leseling ea hau.

  1.   Luweeds a re

    Sengoloa se setle, ke ka moo taelo e hlahlobisitsoeng ka botlalo mme ka hona re ithutang haholo ka seo e leng sona. Kea leboha ebile ke leboha joalo ka kamehla!

  2.   Oscar a re

    Ho kena hantle haholo ebile ho khahlisa, kaha ke ho fumana ho le bohlokoa ke tla tsoelapele ho e faela.
    Ke nahana hore uena le molekane oa hau le tla fumana libeteri tsa bona li lefisitsoe hantle kamora matsatsi a mabeli a phomolo, hahahaha.
    Ke hlolohetsoe khaello ea lingoloa ho blog.

    1.    KZKG ^ Gaara <"Linux a re

      Kea leboha, mokitlane ha se oa ka ... ke mpa ke beha phetolelo 🙂
      Le haha ​​ee, hosane ho tla ba le lingoloa tse ling haha, re kopa tšoarelo ka matsatsi ana re sa phatlalatse letho, leha re sheba lipalo-palo re bona phokotso eo re bileng le eona hehe.

    2.    elav <° Linux a re

      U re matsatsi a phomolo? Hahahaha… Ke lakatsa eka hoja ho bile joalo ..

  3.   oleksis a re

    Sengoloa se setle, joalo ka ha ke lula ke u hopotsa haeba u ka khona ho kenya plugin ho li romella ho PDF kapa ho hokela sengoloa joalo ka PDF

    Kea leboha!

    1.    mphe sebete e le a re

      Ha re le tseleng, ke u hopotsa hore o lokela ho bula foramo hobane ho na le tloaelo ea ho beha-tag haholo liposong (le 'na ke a kenyelletsa

      1.    KZKG ^ Gaara <"Linux a re

        Liphoso kapa mathata ao esale re a hlahisa, mathata a khokahanyo le database le ba bang, a bakoa ke taba ea hore sebaka sa marang-rang se hlahisa tšebetso e ngata haholo kapa sephethephethe, ke ka lebaka leo re sa tsoeng inthaneteng nakoana. Haeba ntle le sebaka sa marang-rang, re eketsa foramo, e tla hlahisa sephethephethe se eketsehileng mme e mpefatse ntho e ngoe le e ngoe.

        Mohopolo oa foramo ee, rea e rata, re hlile re batla ho e etsa, empa hajoale ha re khone ka bomalimabe 🙁

        1.    mphe sebete e le a re

          WordPress e na le plugin bakeng sa eona, ha ua tlameha ho sebelisa libaka tseo u sa li boneng

      2.    oleksis a re

        Ho lokile ... mokhoa o mong ntle le ho eketsa sethala kapa sebaka se seng ke bbPres (bbpress.org) ho WordPress

        Kea leboha!

        1.    KZKG ^ Gaara <"Linux a re

          Ee, rea mo tseba hehe, re ne re hlile re nahana ka FluxBB 🙂
          Bothata ha se e 'ngoe DB kapa e sebelisa eona e nang le litafole tse ngata, empa ke ts'ebetso e ngata feela.

      3.    elav <° Linux a re

        Re tla bula foramo haufinyane 😀

    2.    KZKG ^ Gaara <"Linux a re

      Re ntse re tlameha ho leka plugin eo ka ho lekana, ebe re e beha haeba e sebetsa hantle 🙂
      Ha re na nako haha

  4.   chorea a re

    Mosebetsi-'moho ea ratehang, ke thabile hore ebe ke qotsa kutloelo-bohloko ena e ntle ka hore sena se khomaretse kopo eo ke ratang hore u e nke ka botebo kaha ke rata ho tseba
    Haeba o ka etsa makenete o bootable ka DVD kapa * .iso, o petelitsoe, kea leboha esale pele, ke ts'epa hore karabo ea hau ho post-script ea ka ke nahana hore ke uena feela marang-rang ohle a batho ba Spain ba abala e atolositsoeng haholo sengoloeng se hlalositsoeng se seholo,

  5.   69 e hloahloa a re

    Nka sebetsa joang ho tloha mochini o mong ho ea ho o mong ka marang-rang? molemong oa ka ho na le lilaptop tse 2 tse hokahantsoeng ka lan ka bobeli ka tataiso e emeng

  6.   Erick a re

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  8.   aasi bor a re

    Taelo ea ho tlisa lirekoto tsa khale bophelong e bohlokoa haholo. Ntho e ntle lena ke lenane le lekhuts'oane la se ka etsoang!