AIX 관리 명령 모음

자주 쓰는 원라이너

# ESTABLISHED IP 집계
netstat -an | grep ESTABLISHED | awk '{print $2}' | cut -f1-4 -d. | sort | uniq -c

du -sk *          # 현재 dir
du -x             # 같은 FS만
df -m | awk '{print $1,$7}'

# FS 사용률 90%+
df -Pk | awk 'int($2)!=0' | grep -v Mounted | awk 'int($3*100/$2)>89 {print $5,$6}'

# 메모리(AIX vmstat 근사)
vmstat 1 3 | tail -1 | awk '{u=$3*4096/1024/1024; f=$4*4096/1024/1024} END{printf "used %.0f MB free %.0f MB\n",u,f}'

# CPU
sar 1 2 | tail -1 | awk '{printf "%.0f\n", int($2+$3)}'

AIX 점검 요약

oslevel -r; bootinfo -K; lsdev -Cc processor; lsps -a
df -Pk; lsvg; lspv; ifconfig -a; netstat -rn; errpt; lslpp -l

tar/compress

tar -cvf archive.tar *
compress archive.tar      # → .Z
gzip archive.tar          # → .gz