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https://issues.apache.org/jira/browse/IGNITE-18640?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Alexander Lapin updated IGNITE-18640:
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Description:
h3. Motivation
As a prerequisite it's worth to mention that placement drive should be reliable
and have sort of inner fail over that
Despite the fact that it's valid to have more than one PD active actor (the one
that will check topology, send leaseGrant msg, etc) it's better to have one
only in order to reduce the amount of unnessesy calculations, messaging
duplications and so on. It's worth to metnion that
> Implement placement driver best-effort single actor selector and failover
> -------------------------------------------------------------------------
>
> Key: IGNITE-18640
> URL: https://issues.apache.org/jira/browse/IGNITE-18640
> Project: Ignite
> Issue Type: Improvement
> Reporter: Alexander Lapin
> Priority: Major
> Labels: ignite-3
>
> h3. Motivation
> As a prerequisite it's worth to mention that placement drive should be
> reliable and have sort of inner fail over that
> Despite the fact that it's valid to have more than one PD active actor (the
> one that will check topology, send leaseGrant msg, etc) it's better to have
> one only in order to reduce the amount of unnessesy calculations, messaging
> duplications and so on. It's worth to metnion that
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