{"title": "\u5982\u4f55\u4f7f\u7528parted\u7ed9\u78c1\u76d8\u6253label", "update_time": "2012-12-19 23:12:20", "tags": "parted gpt msdos", "pid": "202", "icon": "linux.png"}
随着硬盘规格越来越大的趋势,GPT分区表已经开始普遍使用,而抱着谨慎的态度,我们对于2T以及以下的分区表采用msdos的格式。 我们设计以下parted做磁盘label的逻辑 ``` disk1='/dev/sdb' total_size=`parted -s $disk1 print 2>/dev/null | grep ^Disk | awk -F: '{print $2}' | sed 's/[ \t]\{1,\}//g'` [[ $total_size == '' ]] && total_size=`fdisk -l $disk1 2>/dev/null | grep ^Disk | grep /dev | awk '{printf("%d %s",$3,$4)}'|sed 's/,//g'` if echo $total_size | grep -q GB ; then total_size_num=`echo $total_size | sed 's/GB//g'` [ $total_size_num -gt 2000 ] && label_type='gpt' elif echo $total_size | grep -q TB ; then label_type='gpt' fi parted -s $disk1 mklabel $label_type partprobe $disk1 sleep 5 ```