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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/rtd/topics/datasources/ec2.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/rtd/topics/datasources/ec2.rst b/doc/rtd/topics/datasources/ec2.rst index 64c325d8..76beca92 100644 --- a/doc/rtd/topics/datasources/ec2.rst +++ b/doc/rtd/topics/datasources/ec2.rst @@ -90,4 +90,15 @@ An example configuration with the default values is provided below: max_wait: 120 timeout: 50 +Notes +----- + * There are 2 types of EC2 instances network-wise: VPC ones (Virtual Private + Cloud) and Classic ones (also known as non-VPC). One major difference + between them is that Classic instances have their MAC address changed on + stop/restart operations, so cloud-init will recreate the network config + file for EC2 Classic instances every boot. On VPC instances this file is + generated only in the first boot of the instance. + The check for the instance type is performed by is_classic_instance() + method. + .. vi: textwidth=78 |