{"action":"created","issue":{"url":"https://api.github.com/repos/NixOS/hydra/issues/568","repository_url":"https://api.github.com/repos/NixOS/hydra","labels_url":"https://api.github.com/repos/NixOS/hydra/issues/568/labels{/name}","comments_url":"https://api.github.com/repos/NixOS/hydra/issues/568/comments","events_url":"https://api.github.com/repos/NixOS/hydra/issues/568/events","html_url":"https://github.com/NixOS/hydra/issues/568","id":336754452,"node_id":"MDU6SXNzdWUzMzY3NTQ0NTI=","number":568,"title":"Hydra doesn't build queued jobs, episode 4","user":{"login":"pikajude","id":316117,"node_id":"MDQ6VXNlcjMxNjExNw==","avatar_url":"https://avatars1.githubusercontent.com/u/316117?v=4","gravatar_id":"","url":"https://api.github.com/users/pikajude","html_url":"https://github.com/pikajude","followers_url":"https://api.github.com/users/pikajude/followers","following_url":"https://api.github.com/users/pikajude/following{/other_user}","gists_url":"https://api.github.com/users/pikajude/gists{/gist_id}","starred_url":"https://api.github.com/users/pikajude/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pikajude/subscriptions","organizations_url":"https://api.github.com/users/pikajude/orgs","repos_url":"https://api.github.com/users/pikajude/repos","events_url":"https://api.github.com/users/pikajude/events{/privacy}","received_events_url":"https://api.github.com/users/pikajude/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":3,"created_at":"2018-06-28T19:43:12Z","updated_at":"2018-06-30T01:18:15Z","closed_at":null,"author_association":"NONE","body":"My private Hydra server shows 7 queued jobs, all of which are listed as `x86_64-linux`, none of which are running (queued 13 hours ago).\r\n\r\nBased on reading previous issues along these lines, I tried creating `nix.buildMachines` in my system configuration and specifying `supportedFeatures`. While this does make localhost show up on the Hydra \"Build machines\" admin page, it doesn't affect builds running or not.\r\n\r\nI'm using https://github.com/nixos/nixpkgs/commit/3688ab8f5d524cd54fd3f4e3d820d82f77f2940d without any hydra-specific overrides in my nixops system expression. My system is running nix-daemon with nix 2.0.4 and hydra-2017-11-21.\r\n\r\nHere's the log output from `hydra-queue-runner`:\r\n\r\n```\r\nJun 28 12:35:28 web hydra-queue-runner[2391]: loading build 521 (participle:mvc:build.ghc802.x86_64-linux)\r\nJun 28 12:35:28 web hydra-queue-runner[2391]: loading build 522 (participle:mvc:build.ghc822.x86_64-linux)\r\nJun 28 12:35:28 web hydra-queue-runner[2391]: loading build 523 (jude-web:master:build.ghc822.x86_64-linux)\r\nJun 28 12:35:28 web hydra-queue-runner[2391]: loading build 524 (jude-web:master:build.ghc843.x86_64-linux)\r\nJun 28 12:35:28 web hydra-queue-runner[2391]: loading build 525 (jude-web:master:build.ghc802.x86_64-linux)\r\nJun 28 12:40:28 web hydra-queue-runner[2391]: status: {\"status\":\"up\",\"time\":1530214828,\"uptime\":300,\"pid\":2391,\"nrQueuedBuilds\":7,\"nrUnfinishedSteps\":518,\"nrRunnableSteps\":50,\"nrActiveSteps\":0,\"nrStepsBuilding\":0,\"nrStepsCopyingTo\":0,\"nrStepsCopyingFrom\":0,\"nrStepsWaiting\":0,\"bytesSent\":0,\"bytesReceived\":0,\"nrBuildsRead\":7,\"buildReadTimeMs\":613,\"buildReadTimeAvgMs\":87.5714,\"nrBuildsDone\":0,\"nrStepsStarted\":0,\"nrStepsDone\":0,\"nrRetries\":0,\"maxNrRetries\":0,\"nrQueueWakeups\":0,\"nrDispatcherWakeups\":48,\"dispatchTimeMs\":0,\"dispatchTimeAvgMs\":0,\"nrDbConnections\":2,\"nrActiveDbUpdates\":0,\"memoryTokensInUse\":0,\"nrNotificationsDone\":0,\"nrNotificationsFailed\":0,\"nrNotificationsInProgress\":0,\"nrNotificationsPending\":0,\"nrNotificationTimeMs\":0,\"nrNotificationTimeAvgMs\":0,\"machines\":{\"localhost\":{\"enabled\":true,\"currentJobs\":0,\"idleSince\":0,\"nrStepsDone\":0,\"disabledUntil\":0,\"lastFailure\":0,\"consecutiveFailures\":0}},\"jobsets\":{\"jude-web:master\":{\"shareUsed\":0,\"seconds\":0},\"participle:.jobsets\":{\"shareUsed\":0,\"seconds\":0},\"participle:mvc\":{\"shareUsed\":2.5,\"seconds\":5}},\"machineTypes\":{\"builtin:local\":{\"runnable\":50,\"running\":0,\"waitTime\":14950,\"lastActive\":0}},\"store\":{\"narInfoRead\":0,\"narInfoReadAverted\":0,\"narInfoMissing\":0,\"narInfoWrite\":0,\"narInfoCacheSize\":0,\"narRead\":0,\"narReadBytes\":0,\"narReadCompressedBytes\":0,\"narWrite\":0,\"narWriteAverted\":0,\"narWriteBytes\":0,\"narWriteCompressedBytes\":0,\"narWriteCompressionTimeMs\":0,\"narCompressionSavings\":0,\"narCompressionSpeed\":0}}\r\n```\r\n\r\nWhat's the next step to debug this?"},"comment":{"url":"https://api.github.com/repos/NixOS/hydra/issues/comments/401507691","html_url":"https://github.com/NixOS/hydra/issues/568#issuecomment-401507691","issue_url":"https://api.github.com/repos/NixOS/hydra/issues/568","id":401507691,"node_id":"MDEyOklzc3VlQ29tbWVudDQwMTUwNzY5MQ==","user":{"login":"pikajude","id":316117,"node_id":"MDQ6VXNlcjMxNjExNw==","avatar_url":"https://avatars1.githubusercontent.com/u/316117?v=4","gravatar_id":"","url":"https://api.github.com/users/pikajude","html_url":"https://github.com/pikajude","followers_url":"https://api.github.com/users/pikajude/followers","following_url":"https://api.github.com/users/pikajude/following{/other_user}","gists_url":"https://api.github.com/users/pikajude/gists{/gist_id}","starred_url":"https://api.github.com/users/pikajude/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pikajude/subscriptions","organizations_url":"https://api.github.com/users/pikajude/orgs","repos_url":"https://api.github.com/users/pikajude/repos","events_url":"https://api.github.com/users/pikajude/events{/privacy}","received_events_url":"https://api.github.com/users/pikajude/received_events","type":"User","site_admin":false},"created_at":"2018-06-30T01:18:15Z","updated_at":"2018-06-30T01:18:15Z","author_association":"NONE","body":"Looks like adding `builtin` to the `systems` line was actually what fixed it here. Do you know why that's a requirement?"}}
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