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HDDS-1881. Design doc: decommissioning in Ozone #1196
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Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | |
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whitespace:tabs in line
Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | | ||
STALE + DEAD + DECOMMISSIONED | | |
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whitespace:tabs in line
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Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | |
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whitespace:tabs in line
Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | | ||
STALE + DEAD + DECOMMISSIONED | | |
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whitespace:tabs in line
💔 -1 overall
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Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | |
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whitespace:tabs in line
Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | | ||
STALE + DEAD + DECOMMISSIONED | | |
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whitespace:tabs in line
💔 -1 overall
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Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | |
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whitespace:tabs in line
Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | | ||
STALE + DEAD + DECOMMISSIONED | | |
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whitespace:tabs in line
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Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | |
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whitespace:tabs in line
Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | | ||
STALE + DEAD + DECOMMISSIONED | | |
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whitespace:tabs in line
💔 -1 overall
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Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | |
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whitespace:tabs in line
Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | | ||
STALE + DEAD + DECOMMISSIONED | | |
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whitespace:tabs in line
💔 -1 overall
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Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | |
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whitespace:tabs in line
Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | | ||
STALE + DEAD + DECOMMISSIONED | | |
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whitespace:tabs in line
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Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | |
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whitespace:tabs in line
Node state | Variable (# of containers) | | ||
--------------------------------------|---------------------------------| | ||
HEALTHY | `healthy` | | ||
STALE + DEAD + DECOMMISSIONED | | |
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The second kind is when the failure is 'transient.' The user knows that this failure is temporary and cluster in most cases can safely ignore this issue. However, if the transient failures are going to cause a failure of availability; then the user would like the Ozone to take appropriate actions to address it. An example of this case, is if the user put 3 data nodes into maintenance mode and switched them off. | ||
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The transient failure can violate the availability guarantees of Ozone; Since the user is telling us not to take corrective actions. Many times, the user does not understand the impact on availability while asking Ozone to ignore the failure. |
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The -> Some
* Address comments from Anu * In-flight calculation is removed from the base model * Throttling is mentioned but will be discussed in a separated document * Model is improved to handle the over-replication in a specific way (to handle Nanda's use-case) * Stop conditions are defined independently from the model * Style of the table fragments are improved * typo fix (thx to sodonnell) * remove white spaces from the end of the lines * example is restored * minor whitespace improvement to support pdf conversion
* Address comments from Anu * In-flight calculation is removed from the base model * Throttling is mentioned but will be discussed in a separated document * Model is improved to handle the over-replication in a specific way (to handle Nanda's use-case) * Stop conditions are defined independently from the model * Style of the table fragments are improved * typo fix (thx to sodonnell) * remove white spaces from the end of the lines * example is restored * minor whitespace improvement to support pdf conversion
Design doc can be attached to the documentation. In this jira the design doc will be attached and merged to the documentation page.
See: https://issues.apache.org/jira/browse/HDDS-1881