Freezes

The Freezes page displays the freeze information, including the total number of freezes, device freeze rate, number of affected devices, number of affected versions, freeze trend, the five versions with the most freezes, the five devices with the most freezes, and freeze list.

Log in to the APM console.
Click on the left and choose Management & Governance > Application Performance Management.

In the navigation pane, choose App Monitoring > Freezes. The freeze data is displayed.

**Table 1** Freeze parameters
Parameter	Description
Total Freezes	Total number of freezes.
Device Freeze Rate	Device freeze rate = Number of the devices that encounter freezes/Total number of devices
Affected Devices	Number of devices affected by freezes.
Affected Versions	Number of versions affected by freezes.

Select an application from the drop-down list in the upper left corner of the page.
Select a carrier, region, device, version, and tag from the drop-down lists to view required information.
In the upper right corner of the page, select a time range. Default: Last 20 minutes.

Freeze Trend

The freeze trend graph displays the total number of freezes and the number of affected devices. Move the cursor to the graph. The total number of freezes and the number of affected devices will be displayed.

**Table 2** Parameters of the freeze trend graph
Parameter	Description
Total Freezes	Total number of freezes.
Affected Devices	Number of devices affected by freezes.

The 5 Versions with the Most Freezes

A bar graph shows the 5 versions with the most freezes. Move the cursor to a version in the graph. The total number of freezes of the current version will be displayed.

**Table 3** Related parameters
Parameter	Description
Total Freezes	Total number of freezes that a version encounters.

The 5 Devices with the Most Freezes

A bar graph shows the 5 devices with the most freezes. Move the cursor to a device in the graph. The total number of freezes of the current device will be displayed.

**Table 4** Related parameters
Parameter	Description
Total Freezes	Total number of freezes that a device encounters.

Freeze List

The freeze list displays the freeze summary, freeze type, number of freezes, number of affected devices, number of affected versions, first occurrence time, last occurrence time, and operation.

**Table 5** Parameters related to the freeze list
Parameter	Description
Freeze Summary	Freeze information summary.
Type	Freeze type.
Freezes	Number of freezes.
Affected Devices	Number of devices affected by freezes.
Affected Versions	Number of versions affected by freezes.
First Occurred	Time when the first freeze occurred.
Last Occurred	Time when the last freeze occurred.

In the search box in the upper left corner of the freeze list, enter a keyword about the freeze summary or type and click to view the freezes that meet the search criteria.
Click in the upper right corner of the freeze list and select the target metric data.
By default, the freeze list is sorted by Freezes in descending order.

Click Analyze in the Operation column in the row that contains the target freeze to view details. The details include the freeze trend, 5 versions with the most freezes, 5 devices with the most freezes, and freeze list.
- In the search box in the upper left corner of the freeze list, enter a keyword about the device model/ID or freeze type and click to view the freezes that meet the search criteria. Note that each keyword is case sensitive.
- Click in the upper right corner of the freeze list and select the target metric data.
- By default, the freeze list is sorted by occurrence time in descending order.

Click View Details in the Operation column of the target device model/ID. The freeze information and stack are displayed.

Stack analysis is supported only for iOS and Android, but not for HarmonyOS.

Figure 1 Freeze - Stack analysis for Android apps
Click to enlarge

**Table 6** Related parameters
Parameter	Description
Occurred	Time when the freeze occurred.
User Identifier	Unique identifier of the user.
Device Model	Device model.
Summary	Freeze information summary.
Network Access Mode	Network access mode of the app.
OS Version	OS version.
App Version	App version.
Used Memory	Used memory.
Idle Memory	Idle memory.
CPU Usage	CPU usage.
CPU Architecture	CPU architecture.
Available Disk Space	Available disk space.
Used Disk Space	Used disk space.
App Package	Name of the app package.
Freeze Stack	Freeze stack.

Enter the OBS bucket address of the symbol table in the crash stack box. For details about how to upload the symbol table file, see Using OBS Console.
Click Stack Analysis. The analysis result is displayed in the box.