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题解 | #ps分析-统计VSZ,RSS各自总和#

awk 'NR>1{v_s+=$5;r_s+=$6}END{v_s/=1024;r_s/=1024;printf "MEM TOTAL\nVSZ_SUM:%sM,RSS_SUM:%sM",v_s,r_s}'

bash

2022-05-31

0 256

题解 | #业务分析-提取值#

awk -F"[:,]+" '{switch(NR){ case 1 : print "serverVersion:"$NF;break case 3 : print "serverName:"$NF;break case 4 : print "osName:"$(NF-2)...

bash

2022-05-31

4 287

题解 | #业务分析-提取值#

awk -F "[:,]+" '{if($0~/Server version/)s_v=$NF;else if($0~/Server number/)s_n=$NF;else if($0~/OS Name/){o_n=$(NF-2);o_v=$NF}}END{printf "serverVersio...

bash

2022-05-31

0 211

题解 | #netstat练习4-输出和3306端口建立连接总的各个状态的数目#

awk -F "[ :]+" '/tcp/&&/3306/{a[$6]++;b[$8]++;c++}END{printf "TOTAL_IP %s\nESTABLISHED %s\nTOTAL_LINK %s\n",length(a),b["ESTABLISHED"],c}'

bash

2022-05-31

0 249

题解 | #netstat练习1-查看各个状态的连接数#

awk 'BEGIN{PROCINFO["sorted_in"]="@val_num_desc"}/tcp/{a[$6]++}END{for(v in a)print v,a[v]}' nowcoder.txt

bash

2022-05-31

2 376

题解 | #nginx日志分析6-统计每分钟的请求数#

awk -F "[ /]+" '{a[substr($6,6,5)]++}END{for(v in a)print a[v],v}' nowcoder.txt|sort -k1r -k2.1,2.2r

bash

2022-05-31

0 260

题解 | #nginx日志分析1-IP统计#

awk 'BEGIN{PROCINFO["sorted_in"]="@val_num_desc"}/23\/Apr\/2020/{a[$1]++}END{for(v in a)print a[v],v}' nowcoder.txt

bash

2022-05-31

0 252

题解 | #格式化输出#

awk -F '' '{ l=length($0) for(i=1;i<=l;i++){ printf $i if((l-i)%3==0 && i!=l){ printf "," } ...

bash

2022-05-31

0 207

题解 | #域名进行计数排序处理#

PROCINFO["sorted_in"]="@val_num_desc"定义数组排序 awk -F '[\/]+' 'BEGIN{PROCINFO["sorted_in"]="@val_num_desc"}{a[$2]++}END{for(v in a)print a[v],v}'

bash

2022-05-30

0 217

题解 | #将字段逆序输出文件的每行#

awk -F':' '{a[NR]=$1;for(i=2;i<=NF;i++)a[NR]=$i":"a[NR]}END{for(v in a) print a[v]}'

bash

2022-05-30

0 170