Ukuhlola kanjani ukubala kwe-FD ku-Linux?
Kulokhu okuthunyelwe okusheshayo, ngizochaza ukuthi ungabalwa kanjani ukuthi zingaki izincazelo zefayela ezisetshenziswayo njengamanje ohlelweni lwakho lweseva ye-Linux.
- Isinyathelo # 1 Thola i-PID. Ukuthola i-PID yenqubo ye-mysqld, faka: ...
- Isinyathelo # 2 Ifayela Lohlu Livulwe Nge-PID # 28290. …
- Ithiphu: Bala Zonke Izibambi Zefayela Ezivuliwe. …
- Okuningi mayelana /proc/PID/file & procfs File System.
Uhlola kanjani ukuthi ifayela livuliwe ku-Linux?
The umyalo lsof -t filename ibonisa omazisi bazo zonke izinqubo ezinefayela elithile elivuliwe. lsof -t igama lefayela | I-wc -w ikunikeza inani lezinqubo ezifinyelela ifayela njengamanje.
Ungabona kanjani ukuthi ifayela livuliwe ku-Unix?
Ungasebenzisa umyalo we-lsof ohlelweni lwamafayela lwe-Linux futhi okukhiphayo kukhomba umnikazi futhi kucutshungulwe imininingwane yezinqubo usebenzisa ifayela njengoba kukhonjisiwe kokuphumayo okulandelayo.
- $ lsof /dev/null. Uhlu Lwawo Wonke Amafayela Avuliwe ku-Linux. …
- $ lsof -u tecmint. Uhlu Lwamafayela Avulwe Umsebenzisi. …
- $ sudo lsof -i TCP:80. Thola Imbobo yokulalela yenqubo.
Ngiwabona kanjani amafayela avuliwe?
Uma udinga ukubona ukuthi iyiphi inqubo enefayela elivuliwe bese ubheka indlela 2.
- Isinyathelo 1: Chofoza kwesokudla imenyu yokuqala bese ukhetha Ukuphathwa Kwekhompyutha. …
- Isinyathelo sesi-2: Chofoza kumafolda Abiwe, bese uchofoza kumafayela avuliwe. …
- Isinyathelo 1: Thayipha insiza yokuqapha ebhokisini lokusesha lemenyu yokuqala. …
- Isinyathelo sesi-2: Chofoza kuthebhu yediski kusiqapha sezinsiza.
Iyini i-FD count?
Idiphozithi engaguquki (FD) iwuhlobo lokutshalwa kwezimali kwesikhathi esinikezwa amabhange amaningana nama-NBFC. Lezi zidiphozi ngokuvamile zinikeza izinga eliphezulu lenzalo, kuncike emigomeni nemibandela ethile. Inani olifaka ku-FD likhiywa isikhathi esinqunyiwe esingahluka phakathi kwezinsuku eziyi-7 neminyaka eyi-10.
Uhlola kanjani ukuthi ifayela selivele livuliwe ngo-C?
Uma ujwayele ukukwenza ngegobolondo, ungasebenzisa kalula lsof $filename . Ungasebenzisa int Flock(int fd, int operation); ukumaka ifayela njengelikhiyiwe kanye nokuhlola ukuthi likhiyiwe yini. Faka noma susa ukhiye wokweluleka efayeleni elivuliwe elishiwo yi-fd. Umsebenzi wokungqubuzana ungokunye kokulandelayo: LOCK_SH Beka isikhiya esabiwe.
Liyini ifayela elivuliwe ku-Linux?
Liyini ifayela elivuliwe? Ifayela elivuliwe lingase libe yi-a ifayela elivamile, uhla lwemibhalo, ibhulokhi ifayela elikhethekile, ifayela elikhethekile lohlamvu, ireferensi yombhalo osayindayo, umtapo wezincwadi, ukusakaza noma ifayela lenethiwekhi.
Uhlola kanjani ukuthi ifayela livulwe ngenye inqubo?
Khomba ukuthi yisiphi isibambo noma i-DLL esebenzisa ifayela
- Vula i-Process Explorer. Isebenza njengomlawuli.
- Faka isinqamuleli sekhibhodi u-Ctrl+F. …
- Ibhokisi lengxoxo yosesho lizovuleka.
- Thayipha igama lefayela elikhiyiwe noma elinye ifayela olithandayo. …
- Chofoza inkinobho ethi "Sesha".
- Kuzokwenziwa uhlu.
Iyiphi inqubo ebhalela ifayela le-Linux?
3 Izimpendulo. Zama umyalo we-fuser on ifayela lakho lokungena, elizobonisa ama-PID wezinqubo ezilisebenzisayo. I-lsof inikeza uhlu lwamafayela avuliwe anezinqubo. Ngakho lsof | grep kufanele ikusize.
Ngiwavala kanjani amafayela avuliwe ku-Linux?
Uma ufuna ukuthola vala kuphela izichazi zefayela elivuliwe, unga sebenzisa uhlelo lwefayela le-proc kumasistimu lapho lukhona. Isb ku-Linux, /proc/self/fd izoklelisa zonke izichazi zefayela ezivuliwe. Phindela phezu kwalolo hlu lwemibhalo, bese uvala yonke into >2, ngaphandle kwesichazi sefayela esichaza uhla lwemibhalo oluphindayo.
Iyini i-Ulimits ku-Linux?
ulimit ukufinyelela komqondisi kuyadingeka umyalo wegobolondo le-Linux esetshenziselwa ukubona, ukusetha, noma ukukhawulela ukusetshenziswa kwensiza yomsebenzisi wamanje. Isetshenziselwa ukubuyisela inombolo yezichazi zefayela ezivulekile zenqubo ngayinye. Iphinde isetshenziselwe ukubeka imikhawulo kuzinsiza ezisetshenziswa inqubo.