microsoft / microsoft/azure-tools-for-java
[IntelliJ] Uncaught Exception Freeze for 11 seconds Sampled time: 4000ms, sampling rate: 100ms, GC time: 672ms (10%), Class loading: 0% com.intellij.diagnostic.Freeze
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- Dominant language
- Java
- Stars
- 262
- Forks
- 185
- Avg merge
- 2d 21h
- Merged PRs (30d)
- 1
Description
IntelliJ build version: 2025.2.4 IU-252.27397.103
OS: Mac OS X
JDK: JetBrains s.r.o. 21.0.8
Plugin version: 3.96.3-2025.2
Additional Info: None
Parent component:
com.intellij.openapi.wm.impl.IdeRootPane[,0,0,1920x1080,invalid,layout=com.intellij.openapi.wm.impl.IdeRootPane$CustomHeaderRootLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=449,maximumSize=,minimumSize=,preferredSize=]
Error message:
IdeaLoggingEvent[message=Freeze for 11 seconds
Sampled time: 4000ms, sampling rate: 100ms, GC time: 672ms (10%), Class loading: 0%, throwable=com.intellij.diagnostic.Freeze
at com.microsoft.azure.toolkit.lib.appservice.webapp.WebAppServiceSubscription.getRuntimesUsingHttpPipeline(WebAppServiceSubscription.java:114)
at com.microsoft.azure.toolkit.lib.appservice.webapp.WebAppServiceSubscription.loadRuntimesUsingHttpPipeline(WebAppServiceSubscription.java:96)
at com.microsoft.azure.toolkit.lib.appservice.webapp.WebAppServiceSubscription.loadRuntimes(WebAppServiceSubscription.java:61)
at com.microsoft.azure.toolkit.lib.appservice.model.WebAppRuntime.tryLoadingAllRuntimes(WebAppRuntime.java:157)
at com.microsoft.azure.toolkit.lib.appservice.model.WebAppLinuxRuntime.getAllRuntimes(WebAppLinuxRu
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with WebAppServiceSubscription.getRuntimesUsingHttpPipeline and its callers loadRuntimesUsingHttpPipeline, loadRuntimes, and WebAppRuntime.tryLoadingAllRuntimes. Reproduce the freeze in IntelliJ on the reported environment, then profile this runtime-loading path; done means the reported 11-second UI freeze is resolved and the behavior is verified.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- azure, java
- Domain
- cloud, tooling
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100