使用 xtrabackup 对MySQL备份，出现了一个问题，大神大神都过来瞧瞧

2019-01-15 11:33:10 5.7k 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

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++ hostname

+ [[ rm-5c3d4e39066cd-1 =~ -([0-9]+)$ ]]

+ ordinal=1

+ [[ 1 -eq 0 ]]

+ [[ -d /var/lib/mysql/mysql ]]

+ ncat --recv-only rm-5c3d4e39066cd-0.rm-5c3d4e39066cd 3307

+ xbstream -x -C /var/lib/mysql

+ xtrabackup --prepare --no-timestamp --user=repl --password=x8p9fqEpZFiFAuNBaFy2ItgYtnZtc8Kx --target-dir=/var/lib/mysql

xtrabackup version 2.4.4 based on MySQL server 5.7.13 Linux (x86_64) (revision id: df58cf2)

xtrabackup: cd to /var/lib/mysql

xtrabackup: Error: cannot open ./xtrabackup_checkpoints

xtrabackup: error: xtrabackup_read_metadata()

xtrabackup: This target seems not to have correct metadata...

InnoDB: Number of pools: 1

InnoDB: Operating system error number 2 in a file operation.

InnoDB: The error means the system cannot find the path specified.

xtrabackup: Warning: cannot open ./xtrabackup_logfile. will try to find.

InnoDB: Operating system error number 2 in a file operation.

InnoDB: The error means the system cannot find the path specified.

  xtrabackup: Fatal error: cannot find ./xtrabackup_logfile.

xtrabackup: Error: xtrabackup_init_temp_log() failed.