> ## Documentation Index
> Fetch the complete documentation index at: https://docs.wandb.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Metrics

<Card title="Can I just log metrics, no code or dataset examples?" href="/support/models/articles/can-i-just-log-metrics-no-code-or-datase" arrow="true" horizontal>
  By default, W\&B does not log dataset examples. By default, W\&B logs code and system metrics. Two methods exist to turn o ...
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<Card title="Can I log metrics on two different time scales?" href="/support/models/articles/can-i-log-metrics-on-two-different-time-" arrow="true" horizontal>
  For example, I want to log training accuracy per batch and validation accuracy per epoch. Yes, log indices like batch an ...
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<Card title="How can I change how frequently to log system metrics?" href="/support/models/articles/how-can-i-change-how-frequently-to-log-s" arrow="true" horizontal>
  To configure the frequency to log system metrics, set \_stats\_sampling\_interval to a number of seconds, expressed as a fl ...
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<Card title="How can I disable logging of system metrics to W&B?" href="/support/models/articles/how-can-i-disable-logging-of-system-metr" arrow="true" horizontal>
  To disable logging of system metrics, set \_disable\_stats to True:
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<Card title="How can I log additional metrics after a run completes?" href="/support/models/articles/how-can-i-log-additional-metrics-after-a" arrow="true" horizontal>
  There are several ways to manage experiments. For complex workflows, use multiple runs and set the group parameters in w ...
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<Card title="How can I overwrite the logs from previous steps?" href="/support/models/articles/how-can-i-overwrite-the-logs-from-previo" arrow="true" horizontal>
  To overwrite logs from previous steps, use forking and rewind.
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<Card title="How do I fix `Rate limit exceeded` errors when logging metrics?" href="/support/models/articles/rate-limit-exceeded-on-metric-logging" arrow="true" horizontal>
  If you receive an HTTP 429 Rate limit exceeded error when calling wandb.log(), you are exceeding the rate limit quota fo ...
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<Card title="How do I fix an `anaconda 400 error` during a sweep?" href="/support/models/articles/anaconda-400-error-during-a-sweep" arrow="true" horizontal>
  The following error usually occurs when you do not log the metric that you are optimizing: To fix this, make sure you ar ...
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<Card title="How often are system metrics collected?" href="/support/models/articles/how-often-are-system-metrics-collected" arrow="true" horizontal>
  Metrics collect by default every 10 seconds. For higher resolution metrics, email [contact@wandb.com](mailto:contact@wandb.com).
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<Card title="Is it possible to plot the max of a metric rather than plot step by step?" href="/support/models/articles/is-it-possible-to-plot-the-max-of-a-metr" arrow="true" horizontal>
  Create a scatter plot of the metric. Open the Edit menu and select Annotations. From there, plot the running maximum of  ...
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<Card title="Is it possible to save metrics offline and sync them to W&B later?" href="/support/models/articles/is-it-possible-to-save-metrics-offline-a" arrow="true" horizontal>
  By default, wandb.init starts a process that syncs metrics in real time to the cloud. For offline use, set two environme ...
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<Card title="Optimizing multiple metrics" href="/support/models/articles/optimizing-multiple-metrics" arrow="true" horizontal>
  To optimize multiple metrics in a single run, use a weighted sum of the individual metrics. Log the new combined metric  ...
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<Card title="What happens when I log millions of steps to W&B? How is that rendered in the browser?" href="/support/models/articles/what-happens-when-i-log-millions-of-step" arrow="true" horizontal>
  The number of points sent affects the loading time of graphs in the UI. For lines exceeding 1,000 points, the backend sa ...
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<Card title="What if I want to log some metrics on batches and some metrics only on epochs?" href="/support/models/articles/what-if-i-want-to-log-some-metrics-on-ba" arrow="true" horizontal>
  To log specific metrics in each batch and standardize plots, log the desired x-axis values alongside the metrics. In the ...
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<Card title="Why am I seeing fewer data points than I logged?" href="/support/models/articles/why-am-i-seeing-fewer-data-points-than-i" arrow="true" horizontal>
  When visualizing metrics against an X-axis other than Step, expect to see fewer data points. Metrics must log at the sam ...
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<Card title="Why can't I sort or filter metrics with certain characters?" href="/support/models/articles/why-cant-i-sort-or-filter-metrics-with-c" arrow="true" horizontal>
  Metric names in W\&B must follow GraphQL naming conventions to ensure they can be properly sorted and filtered in the UI. ...
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<Card title="Why does my workspace load slowly?" href="/support/models/articles/workspace-loads-slowly-with-many-metric" arrow="true" horizontal>
  Workspaces can load slowly when a project has a large number of metrics, runs, or panels. Here are common causes and fix ...
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<Card title="Why is nothing showing up in my graphs?" href="/support/models/articles/why-is-nothing-showing-up-in-my-graphs" arrow="true" horizontal>
  If the message "No visualization data logged yet" appears, the script has not executed the first wandb.log call. This si ...
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<Card title="Why is the same metric appearing more than once?" href="/support/models/articles/why-is-the-same-metric-appearing-more-th" arrow="true" horizontal>
  When logging various data types under the same key, split them in the database. This results in multiple entries of the  ...
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