Make the number of workers processing federated query configurable #6449
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Maybe I don't have the scenario of query federation. What's the usecase for this metric? |
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| func (cfg *Config) RegisterFlags(f *flag.FlagSet) { | ||
| f.BoolVar(&cfg.Enabled, "tenant-federation.enabled", false, "If enabled on all Cortex services, queries can be federated across multiple tenants. The tenant IDs involved need to be specified separated by a `|` character in the `X-Scope-OrgID` header (experimental).") | ||
| f.IntVar(&cfg.MaxConcurrent, "tenant-federation.max-concurrent", defaultMaxConcurrency, "The number of workers used for processing federated query.") |
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This is the number of workers for a single federated query, correct? The description is a bit misleading as it sounds like concurrency for shared for all federated queries
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what about The number of workers used to process each federated query.?
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This PR adds a
-tenant-federation.max-concurrentflags to make the number of workers processing federated query configurable. and add acortex_querier_federated_tenants_per_queryhistogram to track the number of tenants per query.Which issue(s) this PR fixes:
Fixes #
Checklist
CHANGELOG.mdupdated - the order of entries should be[CHANGE],[FEATURE],[ENHANCEMENT],[BUGFIX]