Yadda ake goge MANYAN fayiloli (100-200GB) a cikin Linux

Yawancin lokaci, don amintaccen kayan aikin share fayil).

Za mu iya amfani da kowane ɗayan abubuwan amfani na sama don mu'amala da ƙananan fayiloli. Mene ne idan muna son sharewa/cire babban fayil/kundin adireshi na kusan 100-200GB. Wannan bazai zama mai sauƙi kamar yadda ake gani ba, dangane da lokacin da aka ɗauka don cire fayil ɗin (I/O scheduling) da kuma adadin RAM da aka cinye yayin gudanar da aikin.

A cikin wannan koyawa, za mu yi bayanin yadda ake iya gogewa da dogaro da manyan fayiloli/kundayen adireshi a cikin Linux.

Babban manufar anan shine a yi amfani da dabarar da ba za ta rage tsarin ba yayin cire babban fayil, wanda ya haifar da I/O mai ma'ana. Za mu iya cimma wannan ta amfani da umarnin ionice.

Goge HUGE (200GB) Fayiloli a cikin Linux Amfani da umurnin ionice

ionice shiri ne mai fa'ida wanda ke tsara ko samun aji na tsara I/O da fifiko ga wani shirin. Idan babu gardama ko kawai an bayar da -p, ionice zai nemi ajin tsara I/O na yanzu da fifiko ga wannan tsari.

Idan muka ba da sunan umarni kamar umurnin rm, zai gudanar da wannan umarni tare da hujjojin da aka bayar. Don ƙididdige ID na tsari na tafiyar matakai don samun ko saita sigogin tsarawa, gudanar da wannan:

# ionice -p PID

Don ƙididdige suna ko lambar tsarin tsarawa don amfani (0 don babu, 1 don ainihin lokaci, 2 don mafi kyawun ƙoƙari, 3 don rashin aiki) umarnin da ke ƙasa.

Wannan yana nufin cewa rm zai kasance cikin aji I/O mara aiki kuma yana amfani da I/O kawai lokacin da kowane tsari baya buƙatarsa:

---- Deleting Huge Files in Linux -----
# ionice -c 3 rm /var/logs/syslog
# ionice -c 3 rm -rf /var/log/apache

Idan ba za a sami lokacin rashin aiki da yawa akan tsarin ba, to muna iya so mu yi amfani da ajin tsara mafi kyawun ƙoƙarin kuma saita ƙaramin fifiko kamar haka:

# ionice -c 2 -n 6 rm /var/logs/syslog
# ionice -c 2 -n 6 rm -rf /var/log/apache

Lura: Don share manyan fayiloli ta amfani da amintacciyar hanya, ƙila mu yi amfani da shred, gogewa da kayan aiki daban-daban a cikin amintattun kayan aikin sharewa da aka ambata a baya, maimakon umarnin rm.

Don ƙarin bayani, duba ta shafin ionice man:

# man ionice 

Shi ke nan a yanzu! Wadanne hanyoyi kuke da shi don manufar sama? Yi amfani da sashin sharhi da ke ƙasa don raba tare da mu.