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Implement upgrade #46

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kke opened this issue Jan 29, 2021 · 2 comments
Closed

Implement upgrade #46

kke opened this issue Jan 29, 2021 · 2 comments

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@kke
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kke commented Jan 29, 2021

For first release #27 is fine
@mviitane mviitane added this to the 0.5.0 milestone Feb 1, 2021
@jnummelin
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High level flow for upgrade:

  • upgrade controllers one-by-one
  • workers handled in batches, e.g. 10% by default
  • for each worker:
    • drain the node
    • wait for drain to complete (workloads safely re-scheduled)
    • upgrade k0s
    • wait for everything to come up
    • uncordon node

@jnummelin
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fixed in #93

@NovaJuan NovaJuan mentioned this issue Jun 13, 2021
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3 participants
@kke @jnummelin @mviitane