class GitLab::Exporter::Database::BloatProber
Prober
class to gather bloat metrics
Constants
- METRIC_KEYS
Attributes
bloat_types[R]
collector[R]
metrics[R]
Public Class Methods
new(metrics: PrometheusMetrics.new, logger: nil, **opts)
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# File lib/gitlab_exporter/database/bloat.rb, line 42 def initialize(metrics: PrometheusMetrics.new, logger: nil, **opts) @metrics = metrics @collector = opts[:collector] || BloatCollector.new(**opts) @collector.logger = logger @bloat_types = opts[:bloat_types] || %i[btree table] end
Public Instance Methods
probe_db()
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# File lib/gitlab_exporter/database/bloat.rb, line 51 def probe_db bloat_types.each do |type| probe_for_type(type) end end
write_to(target)
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# File lib/gitlab_exporter/database/bloat.rb, line 57 def write_to(target) target.write(metrics.to_s) end
Private Instance Methods
probe_for_type(type)
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# File lib/gitlab_exporter/database/bloat.rb, line 63 def probe_for_type(type) collector.run(type).each do |query_name, data| METRIC_KEYS.each do |key| metrics.add("gitlab_database_bloat_#{type}_#{key}", data[key].to_f, query_name: query_name) end end self rescue PG::ConnectionBad self end