39 lines
1.3 KiB
Ruby
39 lines
1.3 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Database
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module Partitioning
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class PartitionMonitoring
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attr_reader :models
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def initialize(models = Gitlab::Database::Partitioning.registered_models)
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@models = models
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end
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def report_metrics
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models.each do |model|
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strategy = model.partitioning_strategy
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gauge_present.set({ table: model.table_name }, strategy.current_partitions.size)
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gauge_missing.set({ table: model.table_name }, strategy.missing_partitions.size)
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gauge_extra.set({ table: model.table_name }, strategy.extra_partitions.size)
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end
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end
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private
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def gauge_present
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@gauge_present ||= Gitlab::Metrics.gauge(:db_partitions_present, 'Number of database partitions present')
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end
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def gauge_missing
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@gauge_missing ||= Gitlab::Metrics.gauge(:db_partitions_missing, 'Number of database partitions currently expected, but not present')
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end
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def gauge_extra
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@gauge_extra ||= Gitlab::Metrics.gauge(:db_partitions_extra, 'Number of database partitions currently attached to tables, but outside of their retention window and scheduled to be dropped')
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end
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end
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end
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end
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end
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