{"action":"created","issue":{"url":"https://api.github.com/repos/mimblewimble/grin/issues/801","repository_url":"https://api.github.com/repos/mimblewimble/grin","labels_url":"https://api.github.com/repos/mimblewimble/grin/issues/801/labels{/name}","comments_url":"https://api.github.com/repos/mimblewimble/grin/issues/801/comments","events_url":"https://api.github.com/repos/mimblewimble/grin/issues/801/events","html_url":"https://github.com/mimblewimble/grin/issues/801","id":306236548,"number":801,"title":"Suspect we trigger multiple txhashset requests on initial fast sync","user":{"login":"antiochp","id":30642645,"avatar_url":"https://avatars2.githubusercontent.com/u/30642645?v=4","gravatar_id":"","url":"https://api.github.com/users/antiochp","html_url":"https://github.com/antiochp","followers_url":"https://api.github.com/users/antiochp/followers","following_url":"https://api.github.com/users/antiochp/following{/other_user}","gists_url":"https://api.github.com/users/antiochp/gists{/gist_id}","starred_url":"https://api.github.com/users/antiochp/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/antiochp/subscriptions","organizations_url":"https://api.github.com/users/antiochp/orgs","repos_url":"https://api.github.com/users/antiochp/repos","events_url":"https://api.github.com/users/antiochp/events{/privacy}","received_events_url":"https://api.github.com/users/antiochp/received_events","type":"User","site_admin":false},"labels":[{"id":465821395,"url":"https://api.github.com/repos/mimblewimble/grin/labels/bug","name":"bug","color":"ee0701","default":true}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":{"url":"https://api.github.com/repos/mimblewimble/grin/milestones/3","html_url":"https://github.com/mimblewimble/grin/milestone/3","labels_url":"https://api.github.com/repos/mimblewimble/grin/milestones/3/labels","id":2585870,"number":3,"title":"Testnet2","description":"Equivalent of a beta. Almost ready to release, should be feature complete and undergoing more testing or audits.","creator":{"login":"ignopeverell","id":22927561,"avatar_url":"https://avatars1.githubusercontent.com/u/22927561?v=4","gravatar_id":"","url":"https://api.github.com/users/ignopeverell","html_url":"https://github.com/ignopeverell","followers_url":"https://api.github.com/users/ignopeverell/followers","following_url":"https://api.github.com/users/ignopeverell/following{/other_user}","gists_url":"https://api.github.com/users/ignopeverell/gists{/gist_id}","starred_url":"https://api.github.com/users/ignopeverell/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ignopeverell/subscriptions","organizations_url":"https://api.github.com/users/ignopeverell/orgs","repos_url":"https://api.github.com/users/ignopeverell/repos","events_url":"https://api.github.com/users/ignopeverell/events{/privacy}","received_events_url":"https://api.github.com/users/ignopeverell/received_events","type":"User","site_admin":false},"open_issues":10,"closed_issues":52,"state":"open","created_at":"2017-06-15T20:42:33Z","updated_at":"2018-03-21T20:50:09Z","due_on":null,"closed_at":null},"comments":1,"created_at":"2018-03-18T12:36:38Z","updated_at":"2018-03-22T15:11:14Z","closed_at":null,"author_association":"MEMBER","body":"We see multiple `Header head before txhashset request` log msgs immediately after we sync the headers during a fast sync.\r\nI think these indicate we are making multiple txhashset requests and we are not waiting for the first one to complete before trying again.\r\n\r\n```\r\nMar 18 08:31:24.939 DEBG pipe: sync_block_header: 7bfb71e4 at 1100\r\nMar 18 08:31:24.944 INFO header head 1101 @ 1100 [7bfb71e4]\r\nMar 18 08:31:24.944 INFO sync head 1101 @ 1100 [7bfb71e4]\r\nMar 18 08:31:24.945 DEBG pipe: sync_block_header: 4217e09a at 1101\r\nMar 18 08:31:24.952 DEBG header head 1102 @ 1101 [4217e09a]\r\nMar 18 08:31:24.952 DEBG sync head 1102 @ 1101 [4217e09a]\r\nMar 18 08:31:24.952 INFO Added 79 headers to the header chain. Last: 4217e09a at 1101.\r\nMar 18 08:31:25.393 DEBG Received message header, type Ping, len 16.\r\nMar 18 08:31:25.393 DEBG peer total_diff @ height (ping/pong): 89.101.91.246:13414: 1102 @ 1101 vs us: 1 @ 0\r\nMar 18 08:31:25.397 DEBG needs_syncing 1102 1102 true\r\nMar 18 08:31:25.397 INFO synchronized at Difficulty { num: 1102 } @ 0\r\nMar 18 08:31:25.398 DEBG Header head before txhashset request: 1101 / 4217e09a\r\nMar 18 08:31:26.400 DEBG Header head before txhashset request: 1101 / 4217e09a\r\nMar 18 08:31:27.404 DEBG Header head before txhashset request: 1101 / 4217e09a\r\nMar 18 08:31:28.408 DEBG Header head before txhashset request: 1101 / 4217e09a\r\nMar 18 08:31:29.410 DEBG Header head before txhashset request: 1101 / 4217e09a\r\nMar 18 08:31:30.414 DEBG Header head before txhashset request: 1101 / 4217e09a\r\nMar 18 08:31:31.415 DEBG Header head before txhashset request: 1101 / 4217e09a\r\nMar 18 08:31:32.420 DEBG Header head before txhashset request: 1101 / 4217e09a\r\n```"},"comment":{"url":"https://api.github.com/repos/mimblewimble/grin/issues/comments/375341629","html_url":"https://github.com/mimblewimble/grin/issues/801#issuecomment-375341629","issue_url":"https://api.github.com/repos/mimblewimble/grin/issues/801","id":375341629,"user":{"login":"antiochp","id":30642645,"avatar_url":"https://avatars2.githubusercontent.com/u/30642645?v=4","gravatar_id":"","url":"https://api.github.com/users/antiochp","html_url":"https://github.com/antiochp","followers_url":"https://api.github.com/users/antiochp/followers","following_url":"https://api.github.com/users/antiochp/following{/other_user}","gists_url":"https://api.github.com/users/antiochp/gists{/gist_id}","starred_url":"https://api.github.com/users/antiochp/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/antiochp/subscriptions","organizations_url":"https://api.github.com/users/antiochp/orgs","repos_url":"https://api.github.com/users/antiochp/repos","events_url":"https://api.github.com/users/antiochp/events{/privacy}","received_events_url":"https://api.github.com/users/antiochp/received_events","type":"User","site_admin":false},"created_at":"2018-03-22T15:11:14Z","updated_at":"2018-03-22T15:11:14Z","author_association":"MEMBER","body":"Going to tweak this slightly so we don't log this msg until we start making requests.\r\n"}}
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