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search: observe the marshalled size of queries to zoekt (#45324)

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Wanted to inspect this data the other day.

Test Plan: go test
This commit is contained in:
Keegan Carruthers-Smith 2022-12-07 11:25:12 +02:00 committed by GitHub
parent b2ccce8885
commit aeb3292416
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1 changed files with 8 additions and 0 deletions
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8
internal/search/backend/metered_searcher.go
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@ -97,6 +97,14 @@ func (m *meteredSearcher) StreamSearch(ctx context.Context, q query.Q, opts *zoe
event.AddLogFields(fields)
}
// We wrap our queries in GobCache, this gives us a convenient way to find
// out the marshalled size of the query.
if gobCache, ok := q.(*query.GobCache); ok {
b, _ := gobCache.GobEncode()
tr.LogFields(log.Int("query.size", len(b)))
event.AddField("query.size", len(b))
}
if isLeaf && opts != nil && policy.ShouldTrace(ctx) {
// Replace any existing spanContext with a new one, given we've done additional tracing
spanContext := make(map[string]string)