{"action":"created","issue":{"url":"https://api.github.com/repos/zfsonlinux/zfs/issues/4604","repository_url":"https://api.github.com/repos/zfsonlinux/zfs","labels_url":"https://api.github.com/repos/zfsonlinux/zfs/issues/4604/labels{/name}","comments_url":"https://api.github.com/repos/zfsonlinux/zfs/issues/4604/comments","events_url":"https://api.github.com/repos/zfsonlinux/zfs/issues/4604/events","html_url":"https://github.com/zfsonlinux/zfs/issues/4604","id":153513904,"number":4604,"title":"task zfs or txg_sync blocked for more than seconds during snapshot creation and deletion","user":{"login":"mailinglists35","id":2054302,"avatar_url":"https://avatars.githubusercontent.com/u/2054302?v=3","gravatar_id":"","url":"https://api.github.com/users/mailinglists35","html_url":"https://github.com/mailinglists35","followers_url":"https://api.github.com/users/mailinglists35/followers","following_url":"https://api.github.com/users/mailinglists35/following{/other_user}","gists_url":"https://api.github.com/users/mailinglists35/gists{/gist_id}","starred_url":"https://api.github.com/users/mailinglists35/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mailinglists35/subscriptions","organizations_url":"https://api.github.com/users/mailinglists35/orgs","repos_url":"https://api.github.com/users/mailinglists35/repos","events_url":"https://api.github.com/users/mailinglists35/events{/privacy}","received_events_url":"https://api.github.com/users/mailinglists35/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2016-05-06T18:45:05Z","updated_at":"2016-05-24T13:10:49Z","closed_at":null,"body":"This is happening every day when zfs-auto-snapshot cron kicks in, basically since ever with all kernels (3.x, 4.x), ocasionally at first but now it's stressing enough to file this issue.\r\n\r\nroot@homerouter:~# cat /etc/cron.daily/zfs-auto-snapshot\r\n#!/bin/sh\r\nexec zfs-auto-snapshot --quiet --syslog --label=daily --keep=31 //\r\n\r\n[stack.txt](https://github.com/zfsonlinux/zfs/files/252734/stack.txt)\r\n[zpool-status.txt](https://github.com/zfsonlinux/zfs/files/252739/zpool-status.txt)\r\n[zpool-get-all.txt](https://github.com/zfsonlinux/zfs/files/252751/zpool-get-all.txt)\r\n[zfs-get-all.txt](https://github.com/zfsonlinux/zfs/files/252752/zfs-get-all.txt)\r\n[spl-parameters.txt](https://github.com/zfsonlinux/zfs/files/252805/spl-parameters.txt)\r\n[zfs-parameters.txt](https://github.com/zfsonlinux/zfs/files/252806/zfs-parameters.txt)\r\n[kstats.txt](https://github.com/zfsonlinux/zfs/files/252807/kstats.txt)\r\n(to directly view the text files instead of having to save first, this firefox addon overrides content-disposition httpheader and makes the browser display the file https://addons.mozilla.org/en-us/firefox/addon/bypass-forced-download/)\r\nhw: Core(TM)2 Duo CPU     E8200  @ 2.66GHz, 4Gb RAM, 2x1Tb sata hdd\r\n\r\nzfs list -t all | wc -l\r\n53635"},"comment":{"url":"https://api.github.com/repos/zfsonlinux/zfs/issues/comments/221263391","html_url":"https://github.com/zfsonlinux/zfs/issues/4604#issuecomment-221263391","issue_url":"https://api.github.com/repos/zfsonlinux/zfs/issues/4604","id":221263391,"user":{"login":"mailinglists35","id":2054302,"avatar_url":"https://avatars.githubusercontent.com/u/2054302?v=3","gravatar_id":"","url":"https://api.github.com/users/mailinglists35","html_url":"https://github.com/mailinglists35","followers_url":"https://api.github.com/users/mailinglists35/followers","following_url":"https://api.github.com/users/mailinglists35/following{/other_user}","gists_url":"https://api.github.com/users/mailinglists35/gists{/gist_id}","starred_url":"https://api.github.com/users/mailinglists35/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mailinglists35/subscriptions","organizations_url":"https://api.github.com/users/mailinglists35/orgs","repos_url":"https://api.github.com/users/mailinglists35/repos","events_url":"https://api.github.com/users/mailinglists35/events{/privacy}","received_events_url":"https://api.github.com/users/mailinglists35/received_events","type":"User","site_admin":false},"created_at":"2016-05-24T13:10:49Z","updated_at":"2016-05-24T13:10:49Z","body":"hello? "}}
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