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22.5.10.2 The ndbinfo arbitrator_validity_summary Table
The arbitrator_validity_summary table
provides a composite view of the arbitrator with regard to the
cluster's data nodes.
The following table provides information about the columns in
the arbitrator_validity_summary table. For
each column, the table shows the name, data type, and a brief
description. Additional information can be found in the notes
following the table.
Table 22.376 Columns of the arbitrator_validity_summary table
| Column Name | Type | Description |
|---|---|---|
arbitrator |
integer | Node ID of arbitrator |
arb_ticket |
string | Internal identifier used to track arbitration |
arb_connected |
Yes or No |
Whether this arbitrator is connected to the cluster |
consensus_count |
integer | Number of data nodes that see this node as arbitrator |
In normal operations, this table should have only 1 row for any appreciable length of time. If it has more than 1 row for longer than a few moments, then either not all nodes are connected to the arbitrator, or all nodes are connected, but do not agree on the same arbitrator.
The arbitrator column shows the
arbitrator's node ID.
arb_ticket is the internal identifier used by
this arbitrator.
arb_connected shows whether this node is
connected to the cluster as an arbitrator.
Document created the 26/06/2006, last modified the 26/10/2018
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