Tuesday, 2016-04-12

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openstackgerrityapeng Yang proposed openstack/freezer: Fix storage not swift to backup nova or cinder  https://review.openstack.org/30370108:51
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vannifddieterly: the mode=mysql implies the following actions: mysql-table-lock, lvm-snapshot. you can't just have the table lock without lvm snapshot.10:03
vannifbut, if you don't use the lvm snapshot you should lock the db during the whole backup process. that is basically the same as stopping the db and backing up the directory where the tables are stored10:05
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daemontool_vannif, ddieterly is not in the channel lol :)10:11
vannifahah his mac is sleeping. didn't see that :)10:18
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ddieterlycan mysql be backed up if lvm is not being used on a host?13:43
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ddieterlyslashme daemontool ^^13:46
slashme11:03 <vannif> ddieterly: the mode=mysql implies the following actions: mysql-table-lock, lvm-snapshot. you can't just have the table lock without lvm snapshot.13:47
slashme11:05 <vannif> but, if you don't use the lvm snapshot you should lock the db during the whole backup process. that is basically the same as stopping the db and backing up the directory where the tables are stored13:47
ddieterlyok, i'm asking because i wanted to tests mysql backup in devstack13:47
ddieterlyunfortunately, devstack does not use lvm13:47
vannifsorry, I was afk13:49
vannifhmmm. maybe you can have freezer execute scripts to stop the mysql service before the backup and restart it after13:52
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vannifdoes it make sense to only lock the tables while the *whole* backup is finished ? even for testing purposes I mean13:53
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daemontoolddieterly, yes you can, but you have 2 options14:10
daemontool1) execute a table lock before the backup (new job execute by the scheduler)14:10
daemontool2) you can do a backup but there are risks of data curruption14:11
daemontool3) you can use tools like fsfreeze http://manpages.courier-mta.org/htmlman8/fsfreeze.8.html14:11
daemontoolthe execution of command workflow14:11
daemontoolcan be managed by the scheduler14:11
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openstackgerritClenimar Filemon proposed openstack/freezer-api: Request service token using identity v3  https://review.openstack.org/30474216:14
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openstackgerritPierre Mathieu proposed openstack/freezer: Update the Freezer FAQ.rst  https://review.openstack.org/30428416:58
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openstackgerritPierre Mathieu proposed openstack/freezer: Update the Freezer FAQ.rst  https://review.openstack.org/30428416:59
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ddieterlyi can't get a local instance of freezer-api to read the freezer-api.conf file and use its values for es19:51
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ddieterlyis there a new 'trick' to get this to work?19:51
ddieterlylooks like the reading of the freezer-api.conf file is not working at all20:02
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