Scripts Linux utiles

Scripts Linux utiles 

 

 Usage mémoire/swap 

 

 Utilisation du swap par processus 

 for file in /proc/*/status ; 

do awk '/Tgid|VmSwap|Name/{printf $2 " " $3}END{ print ""}' $file; 

done | grep kB | sort -k 3 -n 

 Utilisation de la mémoire totale par processus 

 for file in /proc/*/status ; 

do awk '/Tgid|VmSize|Name/{printf $2 " " $3}END{ print ""}' $file; 

done | grep kB | sort -k 3 -n 

 A noter : 

 

 

 

 what do the fields VmSize, VmLck, VmRSS, VmData, VmStk, VmExe, and VmLib mean? 

 

 

 

 Wait 

 

 Processus 

 Identifier les processus qui provoquent du wait 

 while true; do date; ps auxf | awk '{if($8=="D") print $0;}'; sleep 1; done 

 Wait disques 

 

 Wait Proc 

 Informations sur le processus 

 lsof -p PID 

 Conditions shell 

 Existance du fichier logwatch ? 

 [ -e logwatch ] && echo "ok"