Shell Script - Size Estimation - How much mount point size needed for unzipping a patch/zip file?

Shell Script - Size Estimation - How much mount point size needed for unzipping a patch/zip file? Linux File Size Estimation Disk Space Size Estimation without unzipping the files Common Mistakes / Issues 1. Improper unzipping of patches leads to patching failure 2. Unzipping binger patches under /root filesystem may crash the servers due to filesystem full 3. Unzipping binger patches under /u01 filesystem may crash the databases size_est.sh find /u01/patches -name "p*.zip" -print ]] /u01/patches/zipfiles.lst totalsize=0 div=1073741824 for zipfiles in `cat /u01/patches/zipfiles.lst` do size=`unzip -l $zipfiles | tail -1 | awk '{ print $1 }'` totalsize=`expr "$size" + "$totalsize"` done TS=$(echo "scale=2; $totalsize/$div" |bc) echo $TS GB is needed to unzip the patches #ShellScript #Patching #Unzip #ZipFile #Linux #Database #Exadata #RAC #ASM #Oracle Please do follow me and support me on, LinkedIn:   / mallik034   YouTube:    / mallik034   Fakebook:   / mallik034   Blog: https://mallik034.blogspot.com twitter:   / mallik034   Instagram:   / mallik034   FBPage:   / mallik034oracledba   Skype: malluramadurg Regards, Mallikarjun Ramadurg Mobile: +91 9880616848 WhatsApp: +91 9880616848 Email: malluramadurg@gmail.com LinkedIn:   / mallik034   YouTube:    / mallik034   Fakebook:   / mallik034   Blog: https://mallik034.blogspot.com twitter:   / mallik034   Instagram:   / mallik034   FBPage:   / mallik034oracledba   Skype: malluramadurg