Displaying
top CPU_consuming processes
ps
aux | head -1; ps aux | sort -rn +2 | head -10
Displaying
top 10 memory-consuming processes
ps
aux | head -1; ps aux | sort -rn +3 | head
Displaying
process in order of being penalized
ps
-eakl | head -1; ps -eakl | sort -rn +5
Displaying
process in order of priority
ps
-eakl | sort -n +6 | head
Displaying
process in order of nice value
ps
-eakl | sort -n +7
Displaying
the process in order of time
ps
vx | head -1;ps vx | grep -v PID | sort -rn +3 | head -10
Displaying
the process in order of real memory use
ps
vx | head -1; ps vx | grep -v PID | sort -rn +6 | head -10
Displaying
the process in order of I/O
ps
vx | head -1; ps vx | grep -v PID | sort -rn +4 | head -10
Displaying
WLM classes
ps
-a -o pid, user, class, pcpu, pmem, args
Determinimg
process ID of wait processes
ps
vg | head -1; ps vg | grep -w wait
Wait
process bound to CPU
ps
-mo THREAD -p
Find
Out The Top 10 Memory Consuming Process
ps
-auxf | sort -nr -k 4 | head -10
Find
Out top 10 CPU Consuming Process
ps
-auxf | sort -nr -k 3 | head -10
Biggest
10 Files
du
-sh * | sort -n | tail
du
-x -a . | sort -n -r | head -n 10
List
All the Process By memory usage
ps
-e -orss=,args= | sort -b -k1,1n | pr -TW$COLUMNS
ps
-eo pcpu,pid,user,args | sort -k 1 -r | head -10
ps
-eo pcpu,pid,user,args | sort -r -k1 | less
Highest
CPU Usage
ps
-eo pcpu,pid,user,args | sort -k 1 -r | head -10 | awk "{ print
$2 }"
Total
Memory Usage
sar
-q 1 | tail -1 | awk '{ print "" $3}' | sed 's/%//g'
CPU
Threshold
top
-b -n 1 | awk -F'[:,]' '/^Cpu/{sub("\\..*","",$2);
print $2}'
Process
Using memory
ps
aux | awk '{if ($5 != 0 ) print $2,$5,$6,$11}' | sort -k2n
Largest
File Or Directory
du
-sk /var/log/* | sort -r -n | head -10
Processes
Count Used By Users
ps
hax -o user | sort | uniq -c
Memory
Percentage Usage of a Process
ps
-o comm,%mem,args PID
Top
Files Using perl
du
-k | sort -n | perl -ne 'if (
/^(\d+)\s+(.*$)/){$l=log($1+.1);$m=int($l/log(1024)); printf
("%6.1f\t%s\t%25s
%s\n",($1/(2**(10*$m))),(("K","M","G","T","P")[$m]),"*"x
(1.5*$l),$2);}'
Top
File Users
for
x in `ps -eF| awk '{ print $2 }'`;do echo `ls /proc/$x/fd 2>
/dev/null | wc -l` $x `cat /proc/$x/cmdline 2> /dev/null`;done |
sort -n -r | head -n 20
