Ini ndinowana sei zvakaoma zvinongedzo muLinux?

Nzira chete yekuwana mamwe mareferensi kune yakapihwa inode ndeye kutsvaga zvakanyanya pamusoro peiyo faira system uchitarisa kuti ndeapi mafaera anoreva iyo inode iri mubvunzo. Unogona kushandisa 'test A -ef B' kubva mugoko kuita cheki iyi. UNIX ine zvakaoma zvinongedzo uye zvekufananidzira zvinongedzo (zvakagadzirwa ne "ln" uye "ln -s" zvichiteerana).

Tsvaga kana iyo faira ine hard link

Iyo inogona kuramba ichizivikanwa uchishandisa yakafanana ls command asi iwe unozofanirwa kushandisa iyo refu rondedzero fomati uchishandisa iyo -l yekuraira mutsara sarudzo. Mune iyo yakareba rondedzero fomati, iyo yechipiri koramu inoratidzira huwandu hweakaoma malink kufaira.

Kuti uone zvinongedzo zvekufananidzira mudhairekitori:

  1. Vhura terminal uye enda kune iro dhairekitori.
  2. Nyora murairo: ls -la. Izvi zvicharebesa mafaera ese ari mudhairekitori kunyangwe akavanzwa.
  3. Mafaira anotanga nal ndiwo mafaera ako ekufananidzira.

Unogona kutarisa kana faira iri symlink ne [ -L file ] . Saizvozvowo, unogona kuedza kana faira iri faira yenguva dzose ne [ -f file ], asi kana zvakadaro, cheki inoitwa mushure mekugadzirisa symlinks. hardlinks haisi mhando yefaira, angori mazita akasiyana efaira (rechero mhando).

4 Mhinduro. Ratidza chiitiko pane ino post. Unogona kuidzima ne rm semazuva ese: rm NameOfFile . Ziva kuti zvine hard link hapana musiyano pakati pe "yekutanga faira" uye "iyo link kune iyo faira": iwe unongova nemazita maviri efaira rimwe chete, uye kudzima rimwe chete remazita hakuzodzima rimwe.

Iyo yakaoma link ingori zita rekuwedzera refaira riripo paLinux kana mamwe maUnix-senge masisitimu anoshanda. Chero nhamba yezvibatanidza zvakaoma, uye nekudaro chero nhamba yemazita, inogona kugadzirwa kune chero faira. Zvakaoma zvinongedzo zvinogonawo kugadzirwa kune mamwe ma hard link.

Iwo rsync murairo unogona kuchengetedza zvakaoma zvinongedzo uye kuita iyo chaiyo kopi ye / raid6/rsnapshot/ dhairekitori kune iri kure server uchishandisa inotevera syntax. Izvi zvinobatsira pakuita mabhekisheni ekunze kana kukopa zviripo kune usb hard disk. Ngationei mashandisiro atingaita rsync kuchengetedza uye kukopa yakaoma Links, softlinks uye imwe data.

Kune marudzi maviri ezvekubatanidza muLinux/UNIX masisitimu:

  • Zvisungo zvakaoma. Iwe unogona kufunga hard link sezita rekuwedzera kune faira iripo. Zvakaoma zvinongedzo zviri kubatanidza maviri kana anopfuura mazita emafaira ane imwechete inode. …
  • Soft links. A soft link chinhu chakaita sechidimburiko muWindows. Icho chinongedzo chisina kunanga kune faira kana dhairekitori.

6 masendi 2019 g.

Manongedzo anoshandiswa muzviitiko zvakawanda: Dzimwe nguva kugadzira nzira iri nyore kune dhairekitori yakavigwa mukati meiyo faira rekutonga; mamwe mashandisirwo ezvisungo anosanganisira: Kubatanidza maraibhurari. Kuita chokwadi chekuti mafaira ari munzvimbo dzinogara (pasina kufambisa yekutanga) Kuchengeta "kopi" yefaira rimwe chete munzvimbo dzakawanda.

A link muUNIX inongedzo kune faira. Sezvinongedzo mune chero mitauro yekuronga, zvinongedzo muUNIX zvinongedzo zvinongedza kufaira kana dhairekitori. … Manongedzo anobvumira anopfuura rimwe faira zita kureva faira rimwechete, kumwewo. Kune marudzi maviri ezvekubatanidza: Soft Link kana Symbolic link.

Mazhinji mafaera masisitimu anotsigira hard link anoshandisa referensi kuverenga. Nhamba yakazara inochengetwa nechikamu chega chega che data. Iyi nhamba inomiririra nhamba yese yezvibatanidza zvakaoma zvakasikirwa kunongedza kune data. Kana chinongedzo chitsva chagadzirwa, kukosha uku kunowedzerwa neimwe.

Shandisa iyo ls -l kuraira kutarisa kana faira rakapihwa iri rekufananidzira link, uye kuwana iyo faira kana dhairekitori inomiririra yekubatanidza inonongedza. Chimiro chekutanga "l", chinoratidza kuti faira iri symlink. Iyo "->" chiratidzo chinoratidza faira iyo symlink inonongedza kwairi.

chirongwa dhairekitori mune faira maneja, ichaita seine mafaera mukati /mnt/partition/. program. Pamusoro pe "symbolic links", inozivikanwawo se "soft links", iwe unogona panzvimbo pacho kugadzira "hard link". Yekufananidzira kana yakapfava link inonongedza nzira iri mufaira system.

Ehe. Vese vari vaviri vanotora nzvimbo sezvo vese vachine zvinyorwa zvedhairekitori.

Hard link ndiyo chaiyo fanikiso yefaira chairo rarinongedza kwariri. Zvese zviri zviviri hard link uye iyo yakabatana faira inogovera yakafanana inode . Kana iyo sosi faira yadzimwa, iyo yakaoma link ichiri kushanda uye iwe unozokwanisa kuwana iyo faira kusvika iyo nhamba yeakaomesesa malink kufaira isiri 0 (zero).

A hard link haambofi akanongedza kune yakadzimwa faira. Iyo yakaoma link yakafanana neinongedzo kune chaiyo faira data. Uye chinongedzo chinonzi "inode" mune faira system terminology. Saka, nemamwe mazwi, kugadzira chinongedzo chakaoma kugadzira imwe inode kana chinongedzo kune faira.

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