10 Commits (fe69443a054fc0f53bde6ed460ab5483a475f252)

Author	SHA1	Message	Date
Danny Kopping	36e0979cf5	Add cache usage statistics (#6317) ... * Adding cache statistics Signed-off-by: Danny Kopping <danny.kopping@grafana.com> * Adding metrics to metrics.go Signed-off-by: Danny Kopping <danny.kopping@grafana.com> * Creating new stats context for use in metric queries middleware Signed-off-by: Danny Kopping <danny.kopping@grafana.com> * Clean up unnecessary log fields Signed-off-by: Danny Kopping <danny.kopping@grafana.com> * Fixing tests Signed-off-by: Danny Kopping <danny.kopping@grafana.com> * Adding stats tests Signed-off-by: Danny Kopping <danny.kopping@grafana.com> * CHANGELOG entry Signed-off-by: Danny Kopping <danny.kopping@grafana.com> * Appeasing the linter Documenting function Signed-off-by: Danny Kopping <danny.kopping@grafana.com> * Moving CHANGELOG entry to appropriate section Signed-off-by: Danny Kopping <danny.kopping@grafana.com> * Implementing a stats collector cache wrapper to simplify stats collection If we keep the stats collection in pkg/storage/chunk/cache/instrumented.go, then any implementation that wraps it will cause the stats collected to be incomplete. For example: NewBackground(cacheName, cfg.Background, Instrument(cacheName, cache, reg), reg)) - the background cache requests are not collected Signed-off-by: Danny Kopping <danny.kopping@grafana.com> * Fixing tests Signed-off-by: Danny Kopping <danny.kopping@grafana.com>	4 years ago
Kaviraj Kanagaraj	1389857846	`metrics.go` support for metadata queries(labels and series) (#5971) ... * Add different functions to record labels and series queries * Add tests for logging series and labels queries * Add statistics to the Series and Labels proto response types * Plug in the statistics recorder on the query handler * Remove duplicate imports and cleanup comments * Remove the need to add usage statistics for metadata queries. * Add status based on returned error from the api * Fixing lint error by fixin return values order * Use explicit logger * Remove unused recorders * Add `total_entries` representing length of total result returned * Inject statscollector middleware for metadata queries * Fix query frontend stats middleware Signed-off-by: Kaviraj <kavirajkanagaraj@gmail.com> * Fix tests with change in extra `totalEntriesReturned` field Signed-off-by: Kaviraj <kavirajkanagaraj@gmail.com> * `make check-generated-files` Signed-off-by: Kaviraj <kavirajkanagaraj@gmail.com> * Fix typo Signed-off-by: Kaviraj <kavirajkanagaraj@gmail.com> * Fix tripperware middleware for label values endpoint Signed-off-by: Kaviraj <kavirajkanagaraj@gmail.com> * Fix bug with label extraction Signed-off-by: Kaviraj <kavirajkanagaraj@gmail.com> * Add changelog entry Signed-off-by: Kaviraj <kavirajkanagaraj@gmail.com> * Fix `total_entries` value for range query Signed-off-by: Kaviraj <kavirajkanagaraj@gmail.com>	4 years ago
Cyril Tovena	9b6f17f168	Add the total number of subqueries to query statistics (#5397) ... * Add subqueries count Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fixes tests Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	4 years ago
Dylan Guedes	cf419d1cb8	Implement `LegacySample`, `LegacyLabelPair` proto messages (#5301) ... * Add LegacySample and modify protos to use it. * [Skip this commit] Regenerate protos. * Modify codebase to use LegacySample instead of Sample. For reference, take a look at PR https://github.com/grafana/loki/pull/5151. * Implement LegacyLabelPair. * Use new Legacy implementations accordingly. * Use LegacySample in compat tests. - Since `compat.go` was forked from Cortex, we can reliably change all mentions from `Sample` to `LegacySample` there.	4 years ago
Dylan Guedes	3f496e7336	Copy `cortex/pkg/cortexpb` package dependency into Loki (#5151) ... * Fork cortexpb into Cortex `pkg/logproto`. * Use `pkg/logproto` instead of Cortex `pkg/cortexpb`. * Rename `cortexpb` usage to `logproto`. * Fix encoding/decoding test. * Replace cortexpb usage in the ruler/base package. * Remove exemplars from logproto.	4 years ago
Dylan Guedes	0e3df1938f	Copy querier subpackages dependency into Loki (#5068) ... * Fork cortex `querier/series`. * Fork cortex `querier/chunkstore`. * Fork cortex `querier/lazyquery`. * Use Loki forked cortex code. * Copy cortex `querier/queryrange` as `querier/queryrange/queryrangebase`. * Fork cortex `pkg/querier/queryrange` to `pkg/querier/queryrange/queryrangebase`. * Tell protoc to use gogo.types instead of pb.Any. * Use `pkg/querier/queryrange/queryrangebase`. * Remove cortex `queryrange` vendoring. * Fix lint. * Use `_ = ...` syntax instead of comment to fix lint.	4 years ago
Susana Ferreira	191a8a6f9d	Store metrics queueTime in seconds (#5052) ... * Store metrics queueTime in seconds * Address comments * Helper function to convert seconds to nanoseconds	4 years ago
Susana Ferreira	82f8f3c1e5	Log time in queue per request (#4949) ... * Log time in queue per request * Add querierID to log message * Add unescape request url and tenant_ids to log message * Add query enqueue time to metrics.go * Remove "querier request dequeued" log from scheduler * Address comments * Rename enqueue_time to queue_time * Store queue time in nanoseconds (int64) * Use CanonicalMIMEHeaderKey for setting the httpgrpc header	4 years ago
Cyril Tovena	d81f757ecb	Refactor and simplify stats package. (#4712) ... * Refactor and simplify stats package. This PR refactors the stats package and make it smaller and simpler to work with. - It doesn't expose the context which can causes race when mutating it. - Uses concurrency primitive to ensure correctness - Replace trailers with in-batch statistics to propagate ingesters stats. Fixes #3366 Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * fix tests and lint issues. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fixes moar tests. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * mod-check Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * More fixes. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	4 years ago
Cyril Tovena	1efeace644	Fixes instant queries in the frontend. (#4091) ... * Fixes instant queries in the frontend. This is a set of fixes for instant queries: - correctly propagate statistics. - correctly convert sampleStream to vector. - correctly marshal to json. - correctly encode the time for the request. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fixes tests. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	4 years ago