The Google Play Console warns that: > Your slow warm start rate is particularly high on devices with CPU: ARM Cortex-A53 > > Your slow warm start rate on devices with CPU: ARM Cortex-A53 (24.34%) is significantly higher than your overall slow warm start rate (5.36%). These devices represent 18% of your total installs. Reduce slow warm starts on these devices to improve your overall slow warm start rate. Google defines "slow warm start rate" as: > The percentage of daily sessions in which users experienced at least 1 warm startup time of more than 2 seconds. This is measured as the time taken from when a user launches your app, to when the first frames appear on the screen. A daily session refers to a day during which your app was used. https://developer.android.com/topic/performance/vitals/launch-time#warm
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The [Google Play Console warns](https://play.google.com/console/u/0/developers/7083182635971239206/app/4972519468758466290/devices/dashboard/details?days=28&left_metric=METRIC_SLOW_WARM_START&left_metric_aggr=SEVEN_DAYS&right_metric=METRIC_INSTALL_BASE&attribute=CPU&requiredDefaultValue=ARM%20Cortex-A53&sort_by=leftMetricRate&sort_order=descending&peerset_key=3%3A1d740168468d18a8&value=ARM%20Cortex-A53%2CARM%20Cortex-A35%2CIntel%20N3060) that: > Your slow warm start rate is particularly high on devices with CPU: ARM Cortex-A53 > > Your slow warm start rate on devices with CPU: ARM Cortex-A53 (24.34%) is significantly higher than your overall slow warm start rate (5.36%). These devices represent 18% of your total installs. Reduce slow warm starts on these devices to improve your overall slow warm start rate. Google defines "slow warm start rate" as: > The percentage of daily sessions in which users experienced at least 1 warm startup time of more than 2 seconds. This is measured as the time taken from when a user launches your app, to when the first frames appear on the screen. A daily session refers to a day during which your app was used. https://developer.android.com/topic/performance/vitals/launch-time#warm