考虑下面的R数据集。
object.size(mtcars)
6736 bytes
#writing this object as rds
write.rds(mtcar,"mt.rds")
#properties of the file shows it as 1.218 KB
#reading back rds file
dataRDS<-read.rds("mt.rds")
object.size(dataRDS)
6736 bytes #this is the same as original mtcars (not surprisin
我有一个RDS实例正在运行,我想从豆茎实例中访问它。它们都在同一个VPC中,我遵循了亚马逊文档的说明。
下面是我为RDS实例的安全组分配的入站规则的表。
Sg-c6.等是豆茎实例的安全组。当我试图逃跑的时候
mysql -u master -ppass -h rds.instanceid.eu-central-1.rds.amazonaws.com dbname
我得到了
ERROR 2003 (HY000): Can't connect to MySQL server on 'rds.instance.eu-central-1.rds.amazonaws.com&
如何使用Ansible rds_instances模块停止RDS实例?
ansible --version
ansible 2.9.10
我正在尝试以下几点:
- name: Stopping RDS instances for
rds_instance:
id: "instance_id" # I have tried also db_instance_identifier, and tried using multiple values from rds_info...
state: stopped
我将得到以下错误:
To create DB ins
我正在使用AWS命令行工具,并且在将参数组复制到另一个区域时遇到问题。
错误:
An error occurred (DBParameterGroupNotFound) when calling the CopyDBParameterGroup operation: DB ParameterGroup not found, not allowed to do cross region copy.
该命令是:
>aws rds copy-db-parameter-group --source-db-parameter-group-identifier arn:aws:rds:ap-so