1、统计第一列同一ip出现的个数（uniq-c打印重复行count计数）    catip.txt|awk'{print$1}'|sort|uniq-c|sort-rn    awk'{sum[$1]+=1}END{for(kinsum)printk":"sum[k]}'ip.txt 2、统计tcp连接状态个数    netstat-ant|awk'/tcp/{print$6}'|sort|uniq-c    netstat-an|awk'/^tcp/{S[$NF]}END{...

需续签kubelet证书 kubectlgetcsr-A|awk'NR>1{print$1}'|xargskubectlcertificateapprove

!/usr/bin/envbash GLOBAL_VARIABLE null NVME_DEVICE=$(lsblk-d-p -oNAME-n|grepnvme) if[[$(echo$NVME_DEVICE|wc-l)-gt0]];then   forNVME_SMARTin $NVME_DEVICE;do     NVME_USE=$(nvmesmart-log$NVME_SMART|greppercentage_used|awk-F":"'{print$2}'|tr-d'%')   &...