Query metrics: Chapter 16. Caching

[rviscomi]

Part	Chapter	Authors	Reviewers	Tracking Issue
IV. Content Distribution	16. Caching	@paulcalvano	@yoavweiss @colinbendell	#18

READ ME!

All of the metrics in the table below have been marked as Able To Query during the metrics triage. The analyst assigned to each metric is expected to write the corresponding query and submit a PR to have it reviewed and added to the repo.

In order to stay on schedule and have the data ready for authors, please have all metrics reviewed and merged by August 5.

Assignments

ID	Metric description	Analyst	Notes
16.01	TTL by resource	@paulcalvano
16.02	Resources served without cache	@paulcalvano
16.03	Cache strategy?	@paulcalvano
16.04	Cache TTL vs Content Age	@paulcalvano
16.05	Availability of Last-Modified vs. ETag validators	@paulcalvano
16.06	Validity of Dates in Last-Modified and Date headers	@paulcalvano
16.07	Set-Cookie on cacheable responses?	@paulcalvano
16.08	Use of Cache-Control: max-age vs. Expires	@paulcalvano
16.09	Use of Vary (how many dimensions, what headers, etc.)	@paulcalvano
16.10	Use of other Cache-Control directives (e.g., public, private, immutable)	@paulcalvano
16.11	1st Party vs 3rd Party Caching	@paulcalvano
16.12	Public vs Private	@paulcalvano
16.13	Use of must-revalidate	@paulcalvano
16.15	AppCache	@paulcalvano

Checklist of metrics to be merged

• 16.01 TTL by resource
• 16.02 Resources served without cache
• 16.03 Cache strategy?
• 16.04 Cache TTL vs Content Age
• 16.05 Availability of Last-Modified vs. ETag validators
• 16.06 Validity of Dates in Last-Modified and Date headers
• 16.07 Set-Cookie on cacheable responses?
• 16.08 Use of Cache-Control: max-age vs. Expires
• 16.09 Use of Vary (how many dimensions, what headers, etc.)
• 16.10 Use of other Cache-Control directives (e.g., public, private, immutable)
• 16.11 1st Party vs 3rd Party Caching
• 16.12 Public vs Private
• 16.13 Use of must-revalidate
• 16.15 AppCache

[rviscomi]

@paulcalvano any progress on this?