Investigate crawling through verified requests, URL groups and business value. Prioritise the causes of unnecessary address generation on large websites.
A high crawl count is not automatically a problem, and a low count is not automatically a failure. On large, frequently changing sites, ask which addresses consume resources and whether important content remains accessible and current. Build the investigation around observed delays and URL groups rather than an abstract desire for more crawl budget.
Establish whether crawl analysis is the right priority
Google's crawl-budget guidance focuses on large and frequently updated sites. If the main issue is weak content or an incorrect publishing setting, crawl-budget analysis may not be the first task. Record specific symptoms involving discovery, updates or server availability.
Identify the evidence connecting the symptom to crawling. A new page, low traffic and a missing entry in one day's report mean different things. Compare the expected update pattern with what is actually observed before deciding the investigation's scope.
Limit the evidence to the right crawler and period
Search Console's Crawl Stats report is one source for reviewing responses and crawling behaviour. If using server logs, verify which requests belong to the relevant crawler. Google's bot-verification guidance provides methods beyond trusting a displayed user-agent name.
Document the period, hostname and cache or CDN layer covered by the logs. Do not draw a site-wide conclusion from an incomplete file. Use the necessary path, status and timing information without copying unnecessary personal or secret parameters into shared analysis.
Classify addresses by behaviour
Separate sorting, filtering, search, pagination, old addresses and actual content. Assess request volume, response state and user purpose together. Many paths to the same content are different from many legitimate product pages.
| Group | Signal to inspect | Decision question |
|---|---|---|
| Repeated URL variations | Many paths to the same content | Can generation be simplified? |
| Old redirects | Unnecessary intermediate hops | Should source links be updated? |
| Invalid addresses | Repeated unsuccessful responses | What is producing these URLs? |
| Important updated content | Observed discovery or refresh delay | Are content and access conditions appropriate? |
| Temporary facets | Unbounded or meaningless combinations | Are crawl and indexing purposes defined? |
Correct the source of unnecessary generation
Imagine a catalogue producing a new address whenever identical filters are selected in a different order. Reviewing combination logic and customer needs can lead to a more consistent generation rule. In this hypothetical example, adding server capacity does not stop the unnecessary addresses being created.
Track the correction through the affected group and the behaviour of important pages. Reduced crawling alone is not a success verdict; check that required content has not been blocked. Examine effects on other groups and document the generation rule so future features do not recreate the same problem.