backup mysql for xtrabackup with xbstream and lz4
需要临时为mysql添加一个实例,使用xtrabackup最简单快速。在现有数据节点上:/home/work/app/xtrabackup-2.2.3/innobackupex--ibbackup=/home/work/app/xtrabackup-2.2.3/xtrabackup--parallel=8--defaults-file=${BACKUP_CNF}--socket=${BACKUP_