Kashe tsari tare da umarni ɗaya

Yawancin lokuta muna buƙatar kashe tsari ta hanyar tashar jirgin ruwa. Idan mun san cikakken sunan aikin (misali: Kate) ba mu da matsala, mai sauƙi:

killall kate

Yana magance mana matsalar ... amma me zai faru idan bamu san takamaiman sunan aikin ba?

A waɗancan lokutan, dole ne mu lissafa duk matakai tare da ps aux kamar yadda aka nuna a cikin hotunan hoto mai zuwa:

Sannan nemi PID na aiwatarwa, wanda a wannan yanayin muke neman PID na Kate:

By to yi:

kill 3808

Kuma voila, a can muke kashe aikin.

Da kyau ... a cikin layi guda zamu iya bincika aikin (ba tare da buƙatar sanin cikakken sunan sa ba), bincika PID ɗin sa, sannan kuma kashe shi:
ps ax | grep kat | grep -v grep | awk '{print $2}' | xargs kill

Kamar yadda kake gani:

1. Mun lissafa hanyoyin (ps aux)
2. Ba mu san cikakken ko ainihin sunan ba Kate (hey, yana iya zama editan kate ko wani abu makamancin haka) don haka kawai muna tacewa ta kat (girkin kat)
3. Amma zamu sami matakai guda biyu masu alaƙa da kat idan kawai zamuyi amfani da wannan matatar, ɗayan shine aikin kate, wani kuma shine aikin da muke kunnawa don tacewa, na bar muku hotunan hoto don ku gama fahimta:Lura cewa akwai layi 2, ma'ana, 2 matakai)

4. Don kauce wa abin da aka bayyana a baya, zamu sake yin wani tace (maiko -v grep). Abin da za mu yi akasi ... idan muka tace ta amfani da mai, zai nuna ashana kawai tare da matatar, da kyau shafawa -v Muna umurtanka da KADA ku nuna wasannin, amma don nuna abin da bai yi daidai ba. Na nuna muku hoton yadda sakamakon zai kasance har yanzu: (Lura cewa yanzu tsarin kate kawai ya bayyana)

5. Da kyau, mun riga mun sami tsarin da muke so mu kashe a ware, yanzu kawai zamu cire PID ɗin sa, wanda shine lamba ta 2, wato, 4062. Kuma PID yana cikin shafi na 2 (Shafin 1st ya ƙunshi mai amfani tare da UID 1000), don haka ta amfani da awk zamu iya cewa kawai daga layin yake nuna abinda ya samu a shafi na 2 (awk '{buga $ 2}'). Wanne zai nuna mana lambar aiwatarwa, wato, PID ne kawai zai bayyana a cikin tashar.
6. Amma ba mu son nuna PID, abin da muke so shi ne kashe tsari tare da wannan PID ... don haka za mu yi haka, mun wuce abin da muke da shi zuwa ga umurnin kashe kuma a shiryexargs kashe)
7. Menene ma'anar xargs? ... mai sauƙi, a wannan yanayin ba zamu iya wuce PID don kashe kawai tare da bututu ba ( | ), wannan kawai bai isa ba, don haka xargs (wannan yana ba da izinin ƙaddamar da ƙimomi ko bayanai sannan aiwatar da su ko kashe su) shine zai bamu damar gama aikin.

Kuma a nan ya ƙare 😀

Ee ... Na san wannan yana da ɗan rikitarwa, wanda shine ainihin dalilin da yasa nayi ƙoƙarin bayyana shi gwargwadon iko na.

Na san cewa mai yiwuwa kaɗan ne za su buƙaci wannan umarni, amma makasudin wannan labarin daidai yake da na DesdeLinux, koya musu wani sabon abu kowace rana, ko da yaushe ƙoƙarin sa su rasa tsoron Linux ... kuma, da kaina, zan so su koyi amfani da tashar ba tare da tsoro ba 😉

Duk da haka ... Ina fata kun sami abin sha'awa, Na ci gaba da koyon yadda ake amfani da su wayyo wanda yake da kyau sosai hehe.

gaisuwa