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Cloud Computing & DevOps vocabulary · Monitoring and Logging

Log

Meaning in cloud computing & devops, with examples

/lɔːɡ/nounCore term

In cloud computing & devops, log means: A record of events written by an application or system, usually one line per event with a time, a level such as INFO or ERROR, and a message.

In Turkish: log, kayıt, günlük kaydı

How it is used

Usually plural: 'check the logs', 'the logs show…'. As a verb, apps 'log' errors and requests. Teams send logs to central tools such as Elasticsearch, Loki or Splunk and search them during incidents.

Example sentences

  1. The logs show a timeout every time the service calls the payment API.

  2. Please don't log passwords or card numbers, even at debug level.

Common collocations

  • check the logs
  • error log
  • log level
  • log file
  • centralized logging
  • monitoringContinuously collecting and checking data about systems, such as CPU use, error rates and response times, so that problems are noticed quickly.
  • observabilityHow well you can understand what is happening inside a system from the data it produces, especially logs, metrics and traces, even for problems nobody predicted.
  • tracingFollowing a single request as it passes through many services, recording how long each step takes, so you can see where time is lost or errors happen.
  • metricA number measured regularly over time to show how a system is behaving, such as CPU use, memory, request count or error rate.
  • alertAn automatic notification sent to engineers when a monitored value crosses a limit or something looks wrong, for example when the error rate is too high.

This word in other fields

The same English word can have a different meaning in another field:

More terms: Monitoring and Logging

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