Java Reference
In-Depth Information
•
Recipients E-mailed
: The total number of recipients to whom the
application has sent e-mail messages.
•
Admins E-mailed
: The same as the Recipients E-mailed metric but
related to application administrators. You get a separate allocation
for administrators.
•
Message Body Data Sent
: For each e-mail message that is sent by
your application, App Engine measures the amount of data in the
body of the e-mail. This metric also counts toward your Outgoing
Bandwidth quota.
•
Attachments Sent
: The total number of attachments sent with your e-
mail messages.
•
Attachment Data Sent
: For each e-mail message that is sent by your
application, App Engine measures the amount of data sent as
attachments. This is in addition to the Message Body metric and also
counts toward your Outgoing Bandwidth quota.
URL Fetch
App Engine can communicate with other applications or access other resources on
the web by fetching URLs. An application can use this service to issue HTTP and
HTTPS requests and receive responses. Table 2-6 shows the quota limits for the URL
Fetch quota.
Table 2-6. App Engine Quotas for the URL Fetch Service
Resource
Daily Limit
(Free)
Maximum Rate
(Free)
Daily Limit
(Billing
Enabled)
Maximum Rate
(Billing Enabled)
URL Fetch API Calls
657,000
calls
3,000 calls /
min
46M calls
32,000 calls /
min
URL Fetch Data Sent
4GB
22MB / min
1,046GB
740MB / min
URL Fetch Data
Received
4GB
22MB / min
1,046GB
740MB / min
