CHANGELOG.md

Changelog

All notable changes to this project will be documented in this file. See standard-version for commit guidelines.

0.4.0 (2020-02-28)

⚠ BREAKING CHANGES

• scripts: no longer apply cat_name during setup script. This view was creating a complete copy of metric_labels just to break down the names. The name component utilities should be used in place.

Features

• build: add benchmark job (a4569ad)
• build: add code climate jobs (6a3e289)
• build: add go tests, run tests before images (431da1b)
• build: add jobs for jupyter images (f8b822c)
• build: add pg_prometheus schema test jobs (a24e6cf)
• build: add pgtap job for pg11 (7d81b70)
• build: add pgtap test job (4b3bf5f)
• build: collect go coverage (2debb1e)
• build: load compatibility views for schema testing (9d98234)
• build: pull images before rebuilding to leverage layer cache (c435514)
• build: report coverage to codecov (b599f89)
• build: test compat views separately (bb1596d)
• container: add git extension to jupyter lab image (876c10c)
• container: add jupyter image for pg11 (193cf27)
• container: add pg_prometheus extension to pgtap server images (ba1924a)
• container: add pgtap container for schema tests (1d9d52e)
• container: add self-configuring image (fixes #49) (79a5df2)
• docs: add prometheus write config, example schema dump (6d38609)
• grafana/meta: add catalog dashboard (f90c8d3)
• grafana/meta: add grafana alert dashboard (aaae163)
• grafana/meta: use timescale data for schema dash, show compression ratio (eb865d8)
• jupyter: add basic schema stats notebook (#55) (fc112ca)
• jupyter: add compression ratios to schema notebook (34c50a6)
• jupyter: add notebook for holt-winters load graphs (5edcff6)
• jupyter: add notebook to graph load by instance (a77c0d0)
• jupyter: provide tuned periods for holt-winters (6899ec1)
• schema: add debug report script (fixes #47) (c2fa435)
• schema: add schema version function (#47) (4f50d19)
• schema/caag: add pod count caag (f3b5efe)
• schema/caag: apply sql and grants (954b1e4)
• schema/cagg: grafana alerts on hourly and daily basis (fixes #36) (c13a9b0)
• schema/meta: add compression ratio function (d1798be)
• schema/meta: add schema size functions (6cc0de9)
• schema/meta: include table details in debug report (7e59c6d)
• scripts: optionally apply compatibility views when creating schema (8468620)
• test: add initial pgtap test for rate_time (2d9a164)

Bug Fixes

• build: adjust coverage paths to satisfy cc reporter (51da714)
• build: codecov should depend on tests (192b44b)
• build: enable timescale during tests (93cc50a)
• build: generate debug report during schema tests (864893f)
• build: make benchmarks optional (357c4ae)
• build: make targets for schema tests (e5d6cb4)
• build: only apply compat views once (37af889)
• build: report coverage for gitlab to match (f35bbbc)
• build: set postgres database for tests (6625b17)
• build: skip jupyter pg11 image (7ffc79c)
• build: skip table suite during pg_prom compat tests (a3ba31d)
• build: use absolute path for climate report (0cedc1c)
• build: use pgtap image for tests (9764a14)
• container: add envsubst to pgtap test images (51fe154)
• container: add envsubst to server container for setup script (af47f99)
• container: add git and ssh to jupyter for cloning (563cbd7)
• container: add schema and setup script to pgtap images (990d80c)
• container: include package manifest in pg10 server (7a80a89)
• container: install envsubst correctly (67a3225)
• container: register common ssh keys to avoid clone hanging jupyter lab (733a36c)
• docs: add climate/coverage badges to readme (1acb000)
• docs: add troubleshooting steps to kubernetes deploy doc (f7a0e5e)
• docs: combine patterns into queries doc (efb91ef)
• docs: elaborate on alert and query patterns (16001d8)
• docs: note jupyter in readme (02d525a)
• docs: pattern guide link (d398778)
• docs: remove duplicate changelog entries (6e85eb0)
• grafana/cluster: time bucket instance history panels (73aaab8)
• grafana/cluster: use bars for container limits (473d1a8)
• grafana/meta: use compression ratio function (a7aeeba)
• grafana/meta: use schema size functions in schema dashboard (0307cc3)
• jupyter: graph 2 weeks of load at 4 hour increments (8b6f08f)
• jupyter: invert compression ratio (fdb27c3)
• jupyter: make load forecast lines translucent (e1d4116)
• jupyter: update instance load notebook to remove IP prefix (7c0bd8b)
• kubernetes: doc grafana setup (f8d0a8e)
• kubernetes: update image tags (eedc4a5)
• kubernetes: use self-configuring image (3cdd551)
• postgres: reduce log level for invalid/NaN values to debug (#59) (7eb4551)
• schema: correct catalog view names in grants, apply grafana alert cagg (7965a36)
• schema/cagg: use correct rate function in alert cagg (d15e9e9)
• schema/grant: remove cat_name grants (0a9c406)
• schema/meta: add version info to debug report (339f60c)
• scripts: add shebang (fixes #60) (5b8d6c4)
• scripts: add timestamp to debug report (3522957)
• scripts: apply time and rate utilities in order (fixes #37) (88771ae)
• scripts: create meta functions after tables (a449d1d)
• scripts: make metric name catalog view optional (75a9d58)
• exclude notebooks from repo stats (db36b24)
• scripts: make image build pre-pull optional (7aeede7)
• test: cover arg parsing (5e278d7)
• test: cover empty client case (3bdfcc3)
• test: cover filter metric, get name (02b9334)
• test: cover interval seconds (03310fc)
• test: cover lid, name helpers (76b96a0)
• test: cover metric view time filter (ab197ee)
• test: cover negative and reset cases within rate_time (f763c0e)
• test: cover rate_diff, rate_time (986c502)
• test: cover schema tables and indexes (3ec6b3d)
• test: cover send samples, postgres client name (3462c9a)
• test: ensure metrics view exists (8eb5bc2)
• test: ensure samples hypertable has compression policy (99ee1e5)
• test: round-trip a sample (487018f)
• test: set up partial schema for pg_prometheus tests (a7e7595)

0.3.3 (2019-12-15)

Features

• build: add postgres 11 image (b9ad26a)
• docs: add patterns guide (6275f0f)
• docs: describe rate with window functions (1c1236c)
• postgres: make isolation level configurable (#9) (7ee3cb3)
• postgres: make ping time configurable (#26) (bd978c2)
• postgres: make ping timeout configurable (fixes #34) (096f3c4)
• schema: add catalog views for containers and instances (8e13a5d)
• schema: add utility functions for instance host and metric name (63cc839)
• schema: rate and irate equivalents, smoothed version (63c69a2)
• schema: utility for seconds from text interval (bf2c3da)
• schema/cagg: add max usage, use rate_time util (7c1d901)
• schema/catalog: add name catalog (cd48ade)
• scripts: apply catalog views during schema create (bb44dfa)
• scripts: apply utils during schema create (e022eb4)

Bug Fixes

• build: add npm ignore and publish registry (a0a579c)
• docs: add group to window sub-select (208b284)
• docs: describe schema subdirs (be06b04)
• docs: include used metric names and labels (9b1770a)
• docs: make style a guide (f3e1436)
• docs: note views, order sections (b4e0550)
• docs: update schema paths (a6d8c4f)
• docs: use pipeline badge for master (adc2686)
• grafana/cluster: update instance alerts with rate functions (a61374f)
• postgres: skip lid cache check before writing samples (9c71e35)
• postgres: skipped labels should never be an error (0f4e084)
• schema/catalog: remove port from instance when it appears, include metric name in container catalog (083d3d6)
• schema/grant: grant access to catalog views (8319cfe)
• scripts: apply rate utils (3409655)
• bump default cache size to 100k items (small cluster) (672b115)
• make label metric names consistent with samples (aed9b40)

0.3.2 (2019-12-11)

Features

• build: add CI and git info to binary (301a794)
• docs: add schema readme, style guide (115cc81)
• grafana/cluster: add container limit dashboard (ccbc362)
• kubernetes/rules: add container throttling (165bd2a)
• kubernetes/rules: add prometheus lag (3a1314f)
• postgres: improve warning messages (3cd2f3d)
• schema: promote compatibility views from benchmark (29deacf)
• schema/alert: add container spec & throttling queries (6346529)
• schema/query: add prometheus lag and sample rate (3c8d205)
• schema/query: count unique pods in labels (ded3907)

Bug Fixes

• build: build image using make target (c61ce71)
• docs: list collected metrics (5085777)
• docs: note aliases and time groups in sql style (eac0341)
• grafana/cluster: add value and time range limits to container CPU throttling panel (c8d9984)
• postgres: close statements before transactions (6e21612)
• postgres: log commit errors in labels transaction (cc8f13e)

0.3.1 (2019-12-05)

Features

• benchmark: add metrics_values equivalent view, ensure value chunks are same size (2732bac)
• benchmark: add script to get table sizes (80de783)
• build: add makefile for common tasks (481478f)
• container: include schema (c77f06f)
• docs: add issue count badges (3dfcd80)
• grafana: add basic cluster and meta dashboards (60205cd)
• grafana: add database variable to meta hypertables and schema (a469ae1)
• grafana: use nodename in cluster history dashboard (bf9b41f)
• query/alert: add disk latency query (4962344)
• schema: add container cpu history query (7ed9ec6)
• schema: index labels by (name, namespace, pod_name) for filtered dashboards (fixes #24) (7b8a15c)
• add github issue/PR templates (ef532ee)
• schema: invert metrics view to start with labels, add (name, time) index to samples (9034a0d)
• schema: make statement timeouts variable (099d60b)
• add benchmark adapter, dashboard, and queries (4c547a5)
• enable compression for benchmark values (7e7db2f)
• pass metrics to client writer (ff383d5)

Bug Fixes

• build: update package version (43f2246)
• docs: update metrics view, feature list (6c22da5)
• query/alert: make alerts fully compatible with pg_prometheus (d8e1c0b)
• query/schema: format chunk size (a94e581)
• schema: convert total retention to correct type for drop policy (477a304)
• schema: grant adapter and grafana access to container caggs (fixes #23) (626cdbe)
• schema: include lid in pod name/namespace index (b724e72)
• schema/grant: apply lowest statement timeout last (a9fc78c)
• scripts: create container views (8c523f1)
• log allowed metric names during startup (3c85a5d)

0.3.0 (2019-11-29)

Features

• kubernetes: add example deploy (8b4bfb5)
• labels: use fnv1a metric fingerprint as label ID (f18baa2)
• metrics: observe ping times (0dcda8c)
• postgres: ping server during each metrics update (327518b)
• query/schema: add queries for unique timeseries by lid and name (2ace37f)
• schema: args to set retention time (c79d2cb)
• schema: index labels by instance and name (fixes #16) (9659b62)
• schema: reduce lid to 64-bit integer (fccf5c2)
• schema/query: use late uname join in load alert (fcaf073)

Bug Fixes

• docs: add a brief getting started guide (e9f55e5)
• docs: add license (0a2af69)
• docs: add preface (46f0975)
• docs: link to kubernetes deploy from getting started (c34e911)
• docs: note human role and grants (bd9e67f)
• docs: update readme description of lid (e8f6114)
• docs: update readme schema (d57a9b5)
• postgres: do not ping server on every write (9015205)
• query/history: add time filter to each part of historical union (bffb6c3)
• schema: apply timeout to grafana, allow humans to see samples (0c7e64b)
• schema: improve nodename joins (a0c6fcb)
• schema: sort queries into subdirs (6b2b32c)
• store lid in lower half of uuid column (a2be516)

0.2.0 (2019-11-28)

Features

• build: add pipeline (b4ee370)
• build: set up standard-version for releases (70f7372)
• metrics: report current cache length (01287b8)
• metrics: report invalid and written sample counts (7ca1314)
• metrics: report new and skipped labels (#3) (0db40f2)
• postgres: retain lids in 2Q cache (2e58188)
• schema: add queries to get various sizes (f22ce6a)
• schema: add setup and grant scripts (f06a480)
• schema: compress chunks older than 6 hours, document results (8ce88ec)
• schema: limit high-resolution query range (953d7d1)
• schema: make retention variable, add prune policy for cloud/enterprise (c4c3aea)
• schema/grant: add human developer role (e97211a)
• schema/views: add hourly load aggregate, example union query (7618a3b)

Bug Fixes

• build: list renovate as update in changelog (dfcb177)
• build: lock gomods (635c9f2)
• build: push images (443a0cb)
• docs: explain label ID (e674dcf)
• docs: note schema in readme (6deeb19)
• schema: create extension with tables (8645462)
• schema: grant adapter write to long load agg (8989fd6)
• schema: include samples name/lid index (c857279)
• schema: remove unused partitioning column (cfd4c4b)
• scripts: apply prune policy script (e4213b7)
• qualify metrics with 'adapter' namespace (#3) (def5b21)
• schema/query: correct view names for instance history (25da54b)