Re: Recover lost node from backup or evict/re-add?

2019-06-14 Thread Oleksandr Shulgin
On Thu, Jun 13, 2019 at 3:41 PM Jeff Jirsa wrote: > > Bootstrapping a new node does not require repairs at all. > Was my understanding as well. Replacing a node only requires repairs to guarantee consistency to avoid > violating quorum because streaming for bootstrap only streams from one >

Re: Recover lost node from backup or evict/re-add?

2019-06-13 Thread Jeff Jirsa
> On Jun 13, 2019, at 6:29 AM, Oleksandr Shulgin > wrote: > >> On Thu, Jun 13, 2019 at 3:16 PM Jeff Jirsa wrote: > >> On Jun 13, 2019, at 2:52 AM, Oleksandr Shulgin >> wrote: >> On Wed, Jun 12, 2019 at 4:02 PM Jeff Jirsa wrote: To avoid violating consistency guarantees, you have to

Re: Recover lost node from backup or evict/re-add?

2019-06-13 Thread Oleksandr Shulgin
On Thu, Jun 13, 2019 at 3:16 PM Jeff Jirsa wrote: > On Jun 13, 2019, at 2:52 AM, Oleksandr Shulgin < > oleksandr.shul...@zalando.de> wrote: > On Wed, Jun 12, 2019 at 4:02 PM Jeff Jirsa wrote: > > To avoid violating consistency guarantees, you have to repair the replicas >> while the lost node

Re: Recover lost node from backup or evict/re-add?

2019-06-13 Thread Jeff Jirsa
> On Jun 13, 2019, at 2:52 AM, Oleksandr Shulgin > wrote: > >> On Wed, Jun 12, 2019 at 4:02 PM Jeff Jirsa wrote: > >> To avoid violating consistency guarantees, you have to repair the replicas >> while the lost node is down > > How do you suggest to trigger it? Potentially replicas of

Re: Recover lost node from backup or evict/re-add?

2019-06-13 Thread Oleksandr Shulgin
On Wed, Jun 12, 2019 at 4:02 PM Jeff Jirsa wrote: > To avoid violating consistency guarantees, you have to repair the replicas > while the lost node is down > How do you suggest to trigger it? Potentially replicas of the primary range for the down node are all over the local DC, so I would go

Re: Recover lost node from backup or evict/re-add?

2019-06-12 Thread Jon Haddad
me companies that provide finer-grained backup and recovery > options, though. > > > > Sean Durity > > > > *From:* Alan Gano > *Sent:* Wednesday, June 12, 2019 1:43 PM > *To:* user@cassandra.apache.org > *Subject:* [EXTERNAL] RE: Recover lost node from backup or ev

RE: Recover lost node from backup or evict/re-add?

2019-06-12 Thread Durity, Sean R
to hold some level of backups. There are some companies that provide finer-grained backup and recovery options, though. Sean Durity From: Alan Gano Sent: Wednesday, June 12, 2019 1:43 PM To: user@cassandra.apache.org Subject: [EXTERNAL] RE: Recover lost node from backup or evict/re-add

RE: Recover lost node from backup or evict/re-add?

2019-06-12 Thread Alan Gano
nodetool repair?). Thanks, Alan Gano From: Jeff Jirsa [mailto:jji...@gmail.com] Sent: Wednesday, June 12, 2019 10:14 AM To: user@cassandra.apache.org Subject: Re: Recover lost node from backup or evict/re-add? A host can replace itself using the method I described On Jun 12, 2019, at 7:10 AM

Re: Recover lost node from backup or evict/re-add?

2019-06-12 Thread Jeff Jirsa
.com] > Sent: Wednesday, June 12, 2019 10:02 AM > To: user@cassandra.apache.org > Subject: Re: Recover lost node from backup or evict/re-add? > > To avoid violating consistency guarantees, you have to repair the replicas > while the lost node is down > > Once you do that

RE: Recover lost node from backup or evict/re-add?

2019-06-12 Thread Alan Gano
– e, does it get caught up after a restore and start it up? Alan From: Jeff Jirsa [mailto:jji...@gmail.com] Sent: Wednesday, June 12, 2019 10:02 AM To: user@cassandra.apache.org Subject: Re: Recover lost node from backup or evict/re-add? To avoid violating consistency guarantees, you have

Re: Recover lost node from backup or evict/re-add?

2019-06-12 Thread Jeff Jirsa
To avoid violating consistency guarantees, you have to repair the replicas while the lost node is down Once you do that it’s typically easiest to bootstrap a replacement (there’s a property named “replace address first boot” you can google or someone can link) that tells a new joining host to

Recover lost node from backup or evict/re-add?

2019-06-12 Thread Alan Gano
If I lose a node, does it make sense to even restore from snapshot/incrementals/commitlogs? Or is the best way to do an evict/re-add? Thanks, Alan. NOTICE: This communication is intended only for the person or entity to whom it is addressed and may contain confidential, proprietary, and/or