Table of Contents |
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Features
- Deployment Model: Public Cloud
- Service Model: Platform as a Service (PaaS)
- On-demand self service
- Web-based Control Panel (AdminConsole )
- Network Access
- Internet
- Resource pooling
- Applications are run from Google's data centers
- Elasticity
- Measured Service
- Security
- User Authentication
- Google Username and Password
- User Authentication
- Interoperability
- APIs for Java/Python/Go
- Java Servlet Environment
Compute
Functionality
- Quotas & Limits
Limit
Amount
Backends/Application
5
Instances/Backend
20
Backend Memory/App
10 GB
Pricing
Instance
Class | Memory Limit | CPU Limit | Cost |
---|---|---|---|
B1 | 128 MB | 600 MHz | $0.08/hr/instance |
B2 | 256 MB | 1.2 GHz | $0.16/hr/instance |
B4 | 512 MB | 2.4 GHz | $0.32/hr/instance |
B8 | 1024 MB | 4.8 GHz | $0.64/hr/instance |
Usage
CPU Time | $0.10/CPU Hr |
---|---|
Always ON | $0.30/day |
Data Transfer
Outgoing Bandwidth | $0.12/GB |
---|---|
Incoming Bandwidth | $0.10/GB |
Storage (BlobStore)
Functionality
- Quotas & Limits
Limit
Amount
Max Blob Size
2 GB
Max size of Blob Store data that can be read with one API call
32 MB
Pricing
Stored Data | $0.15/GB/month |
---|---|
High Replication Storage | $0.45/GB/month |
Source(s):
http://code.google.com/appengine/docs/whatisgoogleappengine.html
http://code.google.com/appengine/docs/billing.html