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Contents
module MissionControl::Servers
class Service < ApplicationRecord
belongs_to :project
after_create :trim_old_records
scope :ordered, -> { order(created_at: :desc) }
def self.cpu_usage_history(services, start_time: 1.hour.ago, end_time: Time.now.utc)
timestamps = (start_time.to_i..end_time.to_i).step(60).map { |t| Time.at(t).utc.change(sec: 0).to_i }
grouped_services = services.group_by { |service| service.created_at.utc.change(sec: 0).to_i }
cpu_usages = []
created_at_times = []
timestamps.each do |timestamp|
relevant_services = grouped_services[timestamp] || []
max_cpu_service = relevant_services.max_by(&:cpu)
cpu_usages << (max_cpu_service&.cpu || 0).to_f
created_at_times << Time.at(timestamp).utc.strftime('%H:%M%p')
end
{ cpu_usages: cpu_usages, created_at_times: created_at_times }
end
def self.memory_usage_history(services, start_time: 1.hour.ago, end_time: Time.now.utc)
timestamps = (start_time.to_i..end_time.to_i).step(60).map { |t| Time.at(t).utc.change(sec: 0).to_i }
grouped_services = services.group_by { |service| service.created_at.utc.change(sec: 0).to_i }
memory_usages = []
created_at_times = []
timestamps.each do |timestamp|
relevant_services = grouped_services[timestamp] || []
max_memory_service = relevant_services.max_by(&:mem_used)
memory_usages << (max_memory_service&.mem_used || 0).to_f
created_at_times << Time.at(timestamp).utc.strftime('%H:%M%p')
end
{ memory_usages: memory_usages, created_at_times: created_at_times }
end
def mem_percent
(mem_used.to_f / (mem_used.to_f + mem_free.to_f) * 100).to_i
end
private
def trim_old_records
project.services.where(hostname: hostname).where(created_at: ..1.week.ago).delete_all
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems