我正在使用他们的默认监控图表测试 GKE。
集群摘要说每个节点 (n2-custom-4-8192) 有 6.36 GB 内存可分配。
在节点详细信息页面中，当 pod 被杀死时，我可以看到峰值“已使用”为 4.19。
我错过了什么？或者这是图表的问题？
我已经在数据库服务器上成功运行 xtracbackup，但我真的想在另一台机器上运行备份（不是运行 MySQL 的机器）。
给定主机/端口选项，我尝试在桌面上运行 xtrabackup 工具，但出现以下错误：
InnoDB Backup Utility v1.5.1-xtrabackup; Copyright 2003, 2009 Innobase Oy
and Percona LLC and/or its affiliates 2009-2013. All Rights Reserved.
This software is published under
the GNU GENERAL PUBLIC LICENSE Version 2, June 1991.
150424 16:40:59 innobackupex: Connecting to MySQL server with DSN 'dbi:mysql:;mysql_read_default_group=xtrabackup;host=192.168.33.10;port=3306' as 'vagrant' (using password: YES).
150424 16:40:59 innobackupex: Connected to MySQL server
IMPORTANT: Please check that the backup run completes successfully.
At the end of a successful backup run innobackupex
prints "completed OK!".
innobackupex: Using mysql server version 5.6.22-72.0
innobackupex: Created backup directory /home/WorkSpace/xtrabackup
150424 16:40:59 innobackupex: Starting ibbackup with command: xtrabackup --defaults-group="mysqld" --backup --suspend-at-end --target-dir=/tmp --tmpdir=/tmp --extra-lsndir='/tmp' --stream=tar
innobackupex: Waiting for ibbackup (pid=10463) to suspend
innobackupex: Suspend file '/tmp/xtrabackup_suspended_2'
xtrabackup version 2.2.3 based on MySQL server 5.6.17 Linux (x86_64) (revision id: )
xtrabackup: uses posix_fadvise().
xtrabackup: Can't change dir to '/var/lib/mysql' (Errcode: 2 - No such file or directory)
xtrabackup: cannot my_setwd /var/lib/mysql
innobackupex: Error: The xtrabackup child process has died at /usr/bin/innobackupex line 2672.
我可以在另一台机器上运行备份吗？如果是，我还需要安装什么？谢谢！