22 Commits (c7a1a1fb2e71514567dcbbcdb9e6011aa3da9df9)

Author	SHA1	Message	Date
Ed Welch	c7a1a1fb2e	Loki: Adds an `interval` paramater to query_range queries allowing a sampling of events to be returned based on the provided interval (#1965) ... * Adds an `interval` paramater to query_range queries allowing a sampling of events to be returned based on the provided interval Signed-off-by: Ed Welch <edward.welch@grafana.com> * lint Signed-off-by: Ed Welch <edward.welch@grafana.com> * extract function for parsing parameter Signed-off-by: Ed Welch <edward.welch@grafana.com> * Clarify the experimental nature of interval in the docs. Signed-off-by: Ed Welch <edward.welch@grafana.com> * make min time a constant Signed-off-by: Ed Welch <edward.welch@grafana.com> * Expand the docs around the experimental nature of interval a little more Signed-off-by: Ed Welch <edward.welch@grafana.com>	5 years ago
Owen Diehl	7effeec642	Sharding optimizations I: AST mapping (#1846) ... * [wip] sharding evaluator/ast * [wip] continues experimenting with ast mapping * refactoring in preparation for binops * evaluators can pass state to other evaluators * compiler alignment * Evaluator method renamed to StepEvaluator * chained evaluator impl * tidying up sharding code * handling for ConcatSampleExpr * downstream iterator * structure for downstreaming asts * outlines sharding optimizations * work on sharding mapper * ast sharding optimizations * test for different logrange positions * shard mapper tests * stronger ast sharding & tests * shardmapper tests for string->string * removes sharding evaluator code * removes unused ctx arg * Update pkg/logql/evaluator.go Co-Authored-By: Cyril Tovena <cyril.tovena@gmail.com> Co-authored-by: Cyril Tovena <cyril.tovena@gmail.com>	5 years ago
Ed Welch	f5d79aee7a	Revert "loki: Allow setting a 'step' when querying logs. (#1773)" (#1777) ... This reverts commit 934a0b8d Signed-off-by: Edward Welch <edward.welch@grafana.com>	5 years ago
Ed Welch	934a0b8dc6	loki: Allow setting a 'step' when querying logs. (#1773) ... * Setting a step on log queries will result in similar behavior as metrics, only returning logs at multiples of the step Signed-off-by: Edward Welch <edward.welch@grafana.com> * clear up logic a little to make it easier to follow Signed-off-by: Edward Welch <edward.welch@grafana.com> * try to protect future us from future us Signed-off-by: Edward Welch <edward.welch@grafana.com>	5 years ago
Cyril Tovena	9be21a7c6b	This logs queries with latency tag when recording stats. (#1733) ... * This logs queries with latency tag when recording stats. Useful for building a dashboard of slow queries. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * mod-check. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	5 years ago
Cyril Tovena	6363e8da0a	Better logql metric status code. (#1718) ... * Fixes querier logql error to be 400 only for ast parsing error. Improve frontend metrics to use a more granular status_code. Improve prometheus histogram granularity. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Add latency type dimensions to bytes throughput metric. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Use IsParseError in panic recovering. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * typo Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	5 years ago
Aditya C S	f9ff2a4b02	Add goimport local-prefixes configuration to .golangci.yml (#1710)	5 years ago
Owen Diehl	414f95fedc	Literal Expressions in LogQL (#1677) ... * binops in ast * bin op associativity & precedence * binOpEvaluator work * defers close only if constructed without error * tests binary ops * more binops * updates docs * changelog * number literals in ast * [wip] literalExpr parsing * number parsing * signed literals * propagates evaluator close, handles healthchecks * literal evaluator works on non commutative operations * literalExprs cannot be used as legs of logical/set binops * removes comment * single literalExpr tests * reduces binops with literals in ast construction where possible * doc updates * scalar datatypes in logql * scalar serialization type * increases safety and reduces complexity in ast evaluator * recursive literal binop reduction parse test, improves parse errors on literal construction * vector + literal test	5 years ago
Owen Diehl	6bbb61eb2f	Binary operators in LogQL (#1662) ... * binops in ast * bin op associativity & precedence * binOpEvaluator work * defers close only if constructed without error * tests binary ops * more binops * updates docs * changelog * better logql parsing errors for binops Signed-off-by: Owen Diehl <ow.diehl@gmail.com> * adds ^ operator	5 years ago
Cyril Tovena	2af69cb57c	Frontend & Querier query statistics instrumentation. (#1661) ... * wip stats frontend Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * wip stats frontend Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * wip Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Updates cortex and add a record metric function. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Add some tests in the mix Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Removes unused tests. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Replace global by an injected interface. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Adds a test to make sure the stats middleware update response statistics. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	5 years ago
Cyril Tovena	93eb4ad27c	Add statistics to query_range and instant_query API. (#1615) ... * Refactor stats package to use proto. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Merge statistics in the frontend. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Improve engine logging. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fixes GRPC by rolling back Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Add a test to verify stats in the LogQL engine. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Set circle ci build image to 0.9.1 which contains protobuf regression Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fix drone CI. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Change timing data from nanoseconds to seconds like Prometheus. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Improve naming of stats Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Move stats property under data property like Prometheus. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Adjust queryrange frontend to use the new stats property Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Cleanup unused structs. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Add documentation for stats API. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Format proto file. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Adds missing godoc on logql.Result Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	5 years ago
Owen Diehl	b7d23f41bd	Decouple logql engine/AST from execution context (#1605) ... * logql engine is an interface * [wip] begins agnostic logql evaluator work * decouples logql AST from execution context * healthcheck comments	5 years ago
Cyril Tovena	f1b8d4d8ad	Improve logql query statistics collection. (#1573) ... * Improve logql query statistics collection. This also add information about ingester queries. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Improve documentation. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fixes bad copy/past in the result log. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fixes ingester tests. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Improve headchunk efficiency. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fix bad commit on master. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fixes new interface of ingester grpc server. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Improve documentations of fields. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	5 years ago
Joe Elliott	d3972852ee	Minor typo fixes (#1545) ... Signed-off-by: Joe Elliott <number101010@gmail.com>	5 years ago
Cyril Tovena	33f70b70ce	Add duplicates info and remove timing informations. (#1496) ... * Add duplicates info and remove timing informations. Timing information in the chunkenc iterator are too eating too much resources. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * lint Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	5 years ago
Cyril Tovena	fb76416b27	Add decompression tracing instrumentation. (#1445) ... * Add decompression tracing instrumentation. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fix time conversion. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Use span logger so we also get a log line. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Improve reusability and add fetched chunks. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	6 years ago
Cyril Tovena	1fc0ffde8a	Logql benchmark and performance improvement. (#1371) ... * Add logql benchmark test. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fixes store benchmark limits. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Add LogQL improvements. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Add back logging in the storage benchmark Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>	6 years ago
Joe Elliott	fc6c5c063f	dep => go mod (#1062) ... * go mod files added. dep removed Signed-off-by: Joe Elliott <number101010@gmail.com> * Magically got prometheus version to stick Signed-off-by: Joe Elliott <number101010@gmail.com> * Cortex updated and prometheus updated Signed-off-by: Joe Elliott <number101010@gmail.com> * Updated prometheus dependency Signed-off-by: Joe Elliott <number101010@gmail.com> * Added additional deps Signed-off-by: Joe Elliott <number101010@gmail.com> * Added two replaces from Gopkg.toml. Tests passing Signed-off-by: Joe Elliott <number101010@gmail.com> * Added deps Signed-off-by: Joe Elliott <number101010@gmail.com> * Updated build image to 1.12 Signed-off-by: Joe Elliott <number101010@gmail.com> * Updated golangci-lint to use vendored dependencies Signed-off-by: Joe Elliott <number101010@gmail.com> * Added check-mod makefile step and referenced in drone and circle ci configs Signed-off-by: Joe Elliott <number101010@gmail.com> * Updated loki-build-image to 1.12 Signed-off-by: Joe Elliott <number101010@gmail.com> * Fixed linting error. Force go111module on for linting Signed-off-by: Joe Elliott <number101010@gmail.com> * go mod vendor Signed-off-by: Joe Elliott <number101010@gmail.com> * Forced the inclusion of modtimevfs Signed-off-by: Joe Elliott <number101010@gmail.com> * Pin client-go due to issue with v12 go.mod Signed-off-by: Joe Elliott <number101010@gmail.com> * go mod tidy Signed-off-by: Joe Elliott <number101010@gmail.com> * Added check-mod to drone Signed-off-by: Joe Elliott <number101010@gmail.com> * Re-readded correct golang client Signed-off-by: Joe Elliott <number101010@gmail.com> * go mod tidy Signed-off-by: Joe Elliott <number101010@gmail.com> * Pinned golang/x/net to avoid proxy errors Signed-off-by: Joe Elliott <number101010@gmail.com> * Removed check-mod from all. Not necessary for tests Signed-off-by: Joe Elliott <number101010@gmail.com> * Updated go.sum to match new pin Signed-off-by: Joe Elliott <number101010@gmail.com> * Upgraded proto to match build image Signed-off-by: Joe Elliott <number101010@gmail.com> * Force check-mod to wait til after test and lint are successful Signed-off-by: Joe Elliott <number101010@gmail.com> * Added mod vendor to go builds to force usage of vendored dependencies Signed-off-by: Joe Elliott <number101010@gmail.com> * Turn on gomodules on all builds Signed-off-by: Joe Elliott <number101010@gmail.com> * Revert "Added mod vendor to go builds to force usage of vendored dependencies" This reverts commit 65865a24c9a23133e0fa52942f2828ead7c22147. * Moved builds out of the gopath to enforce vendor usage Signed-off-by: Joe Elliott <number101010@gmail.com> * Revert "Turn on gomodules on all builds" This reverts commit b5847f0158e928e935e0b3c1b1d4eaba840ca3dc. * Explicitly choose build image for docker driver Signed-off-by: Joe Elliott <number101010@gmail.com> * Updated golang.org/x/sys to match prometheus's version to fix promtail windows compilation Signed-off-by: Joe Elliott <number101010@gmail.com> * Added fluentbit dependency Signed-off-by: Joe Elliott <number101010@gmail.com> * Added dependency management clause Signed-off-by: Joe Elliott <number101010@gmail.com> * Updated go version in contributing Signed-off-by: Joe Elliott <number101010@gmail.com> * Added phony makefile targets Signed-off-by: Joe Elliott <number101010@gmail.com> * Circle CI is increasingly failing linting Signed-off-by: Joe Elliott <number101010@gmail.com> * Force vendored deps on builds Signed-off-by: Joe Elliott <number101010@gmail.com> * Added logcli to gitignore Signed-off-by: Joe Elliott <number101010@gmail.com> * Reduced concurrency to help CircleCI Signed-off-by: Joe Elliott <number101010@gmail.com> * Moved drone builds out of GOPATH to force use of go module Signed-off-by: Joe Elliott <number101010@gmail.com> * Added mod vendor to prevent go clean from redownloading all packages Signed-off-by: Joe Elliott <number101010@gmail.com> * Added to test as well Signed-off-by: Joe Elliott <number101010@gmail.com> * Added mod-vendor to final go commands Signed-off-by: Joe Elliott <number101010@gmail.com> * Moved fluent-bit out of GO_PATH to force go modules Signed-off-by: Joe Elliott <number101010@gmail.com> * Pass mod vendor to the last holdout: go generate Signed-off-by: Joe Elliott <number101010@gmail.com> * Updated ugorji/go to 1.17 to avoid version regression Signed-off-by: Joe Elliott <number101010@gmail.com> * go mod tidy and go mod vendor for ugorji/go Signed-off-by: Joe Elliott <number101010@gmail.com>	6 years ago
Cyril Tovena	364b5bc4f6	Make Loki HTTP API more similar to Prometheus	6 years ago
Cyril Tovena	d43348c895	Fix bug in topk, add more tests, improve iterator	6 years ago
Cyril Tovena	51761ece2c	adds tests for instant queries.	6 years ago
Cyril Tovena	7f3db9d7f0	LogQL: Vector and Range Vector Aggregation. ... - adds avg,min,max,top,bottomk,stddev,stdvar,count - updates api documentation - adds tests Improve yacc & go lexer to understand duration Remove support for regexp in all queries Clean up querier and logselector	6 years ago