======================
#openstack-meeting: HA
======================


Meeting started by aspiers at 09:00:00 UTC.  The full logs are available
at
http://eavesdrop.openstack.org/meetings/ha/2015/ha.2015-11-23-09.00.log.html
.



Meeting summary
---------------

* Minutes and logs from previous meeting  (aspiers, 09:01:12)
  * LINK: minutes of previous meeting are at
    http://eavesdrop.openstack.org/meetings/ha__automated_recovery_from_hypervisor_failure/2015/ha__automated_recovery_from_hypervisor_failure.2015-11-16-09.00.html
    (aspiers, 09:01:41)

* Actions from previous meeting  (aspiers, 09:02:49)
  * ddeja has shared the mistral PoC code on github  (aspiers, 09:03:18)
  * LINK: https://github.com/gryf/mistral-evacuate  (aspiers, 09:03:25)
  * etherpad has been updated with more details of the mistral PoC
    (aspiers, 09:03:43)
  * LINK: https://etherpad.openstack.org/p/automatic-evacuation
    (aspiers, 09:03:53)
  * ACTION: masahito will review mistral code and start thinking about
    routes for convergence  (aspiers, 09:05:41)

* Current status (progress, issues, roadblocks, further plans)
  (aspiers, 09:06:00)
  * LINK: https://wiki.openstack.org/wiki/Mistral  (aspiers, 09:07:03)
  * _gryf and ddeja are preparing the simplest evac use case implemented
    via Mistral https://github.com/gryf/mistral-evacuate  (aspiers,
    09:11:22)
  * ddeja working on a bug in the Mistral PoC  (aspiers, 09:18:28)
  * NovaCompute / NovaEvacuate RAs are now in openstack-resource-agents
    (aspiers, 09:18:32)
  * LINK:
    https://git.openstack.org/cgit/openstack/openstack-resource-agents/
    (aspiers, 09:18:48)
  * naming is inconsistent with existing nova-* RAs, hopefully we can
    rename for consistency  (aspiers, 09:20:51)
  * ACTION: aspiers will talk to beekhof about the potential rename (or
    just submit a gerrit review)  (aspiers, 09:23:14)
  * IDEA: change OCF RAs so that they invoke service(8), in order to
    wrap around existing systemd / SysV services  (aspiers, 09:25:50)
  * LINK:
    https://review.openstack.org/#/projects/openstack/openstack-resource-agents,dashboards/important-changes:review-inbox-dashboard
    (aspiers, 09:28:03)
  * aspiers is feeding his patches "upstream" to the new RAs  (aspiers,
    09:28:24)
  * aspiers gave a presentation on compute node HA to OpenStack London
    Meetup  (aspiers, 09:28:45)
  * LINK:
    http://www.slideshare.net/adamspiers/compute-node-ha-current-upstream-development
    (aspiers, 09:29:02)
  * new pacemaker_transaction Chef LWRP in progress  (aspiers, 09:29:32)
  * LINK:
    https://github.com/crowbar/crowbar-ha/compare/master...aspiers:transactions
    (aspiers, 09:29:52)
  * LINK:
    https://github.com/openstack/fuel-library/tree/master/deployment/puppet/pacemaker
    (bogdando, 09:34:16)
  * there are various ways to monitor the status of pacemaker_remote
    nodes, e.g. https://github.com/ClusterLabs/crmsh/issues/103
    (aspiers, 09:36:39)

* Automatic VM resurrection - next steps  (aspiers, 09:39:02)
  * ACTION: everyone who's interested to look at the Mistral PoC code by
    _gryf and ddeja  (aspiers, 09:40:11)
  * LINK: https://github.com/gryf/mistral-evacuate  (aspiers, 09:40:51)
  * mistral workflows are explained at
    http://docs.openstack.org/developer/mistral/dsl/dsl_v2.html#direct-workflow
    (aspiers, 09:44:13)
  * IDEA: start using some tool for shared collaboration on architecture
    diagrams?  (aspiers, 09:45:40)
  * IDEA: write an OCF RA which monitors libvirtd for VMs which fail
    (even when libvirtd/hypervisor are still healthy)  (aspiers,
    09:50:04)
  * ACTION: masahito will start experimenting with pacemaker_remote
    (aspiers, 09:54:21)

* Open discussion  (aspiers, 09:54:53)
  * ACTION: masahito to look at converting masakari from using MySQLdb
    to SQLalchemy  (aspiers, 09:55:37)
  * quite a bit of activity on the ha-guide currently  (aspiers,
    09:58:09)
  * LINK:
    https://review.openstack.org/#/projects/openstack/ha-guide,dashboards/important-changes:review-inbox-dashboard
    (aspiers, 09:58:13)
  * Mistral team are starting to work on making Mistral HA  (aspiers,
    09:59:00)
  * LINK: https://blueprints.launchpad.net/mistral/+spec/mistral-ha
    (aspiers, 09:59:03)



Meeting ended at 10:00:22 UTC.



Action items, by person
-----------------------

* _gryf
  * everyone who's interested to look at the Mistral PoC code by _gryf
    and ddeja
* aspiers
  * aspiers will talk to beekhof about the potential rename (or just
    submit a gerrit review)
* ddeja
  * everyone who's interested to look at the Mistral PoC code by _gryf
    and ddeja
* masahito
  * masahito will review mistral code and start thinking about routes
    for convergence
  * masahito will start experimenting with pacemaker_remote
  * masahito to look at converting masakari from using MySQLdb to
    SQLalchemy



People present (lines said)
---------------------------

* aspiers (186)
* bogdando (41)
* _gryf (36)
* masahito (18)
* trinaths (7)
* ddeja (7)
* openstack (3)
* jklare (2)



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