Investigate thread performance checker report
- Dominant language
- Swift
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Description
```
Thread Performance Checker: Thread running at QOS_CLASS_USER_INTERACTIVE waiting on a lower QoS thread running at QOS_CLASS_DEFAULT. Investigate ways to avoid priority inversions
PID: 2427, TID: 612930
Backtrace
=================================================================
3 Blink 0x0000000102edddc4 -[MoshSession suspend] + 280
4 Blink 0x0000000102ee02c4 -[MCPSession suspend] + 44
5 Blink 0x0000000103117c40 $s5Blink14TermControllerC16suspendedSession4withySo15NSKeyedArchiverC_tF + 184
6 Blink 0x0000000103117e10 $s5Blink14TermControllerCAA18SuspendableSessionA2aDP09suspendedE04withySo15NSKeyedArchiverC_tFTW + 12
7 Blink 0x000000010319481c $s5Blink15SessionRegistryC15suspendIfNeeded7sessionyAA011SuspendableB0_p_tF + 304
8 Blink 0x0000000103194614 $s5Blink15SessionRegistryC7suspendyyFy10Foundation4UUIDV_AA011SuspendableB0_ptXEfU_ + 104
9 Blink 0x0000000103194674 $s10Foundation4UUIDV5Blink18SuspendableSession_ps5Error_pIgngzo_AC3key_AdE_p5valuetsAF_pIegnzo_TR + 80
10 Blink 0x0000000103197120 $s10Foundation4UUIDV5Blink18SuspendableSession_ps5Error_pIgngzo_AC3key_AdE_p5valuetsAF_pIegnzo_TRTA + 28
11 libswiftCore.dylib 0x000000018175c3b8 $sSTsE7forEachyyy7ElementQzKXEKF + 740
12 Blink 0x0000000103194574 $s5Blink15SessionRegistryC7suspendyyF + 144
13 Blink 0x00000001031946d4 $s5Blink15SessionRegistryC7suspendyyFTo + 36
14 Blink 0x0000000102ed959c -[AppDelegate _suspendApplication] + 132
15 Blink 0x0000000102ed94b4 -[AppDelegate _suspendApplicationWithExpirationHandler] + 32
16 Blink 0x0000000102ed92f8 __44-[AppDelegate _startMonitoringForSuspending]_block_invoke + 36
17 UIKitCore 0x0000000189ec6d78 7362ACCA-A620-32FD-99D7-6441992CF3AB + 5045624
18 UIKitCore 0x0000000189ecfa64 7362ACCA-A620-32FD-99D7-6441992CF3AB + 5081700
19 UIKitCore 0x0000000189ecac54 7362ACCA-A620-32FD-99D7-6441992CF3AB + 5061716
20 libdispatch.dylib 0x000000018ee33fdc 7F5305B9-A9D6-393E-9D4F-CEFD318D0F85 + 16348
21 libdispatch.dylib 0x000000018ee37a5c 7F5305B9-A9D6-393E-9D4F-CEFD318D0F85 + 31324
22 FrontBoardServices 0x000000019d537d40 A342B9E4-E7FA-3811-BBDE-D631E836AD94 + 68928
23 FrontBoardServices 0x000000019d5378dc A342B9E4-E7FA-3811-BBDE-D631E836AD94 + 67804
24 FrontBoardServices 0x000000019d53a184 A342B9E4-E7FA-3811-BBDE-D631E836AD94 + 78212
25 CoreFoundation 0x00000001878edf34 FB98BD04-E2CF-31BF-BA9E-BD12CEAEFE13 + 876340
26 CoreFoundation 0x00000001878fa30c FB98BD04-E2CF-31BF-BA9E-BD12CEAEFE13 + 926476
27 CoreFoundation 0x000000018787e1d0 FB98BD04-E2CF-31BF-BA9E-BD12CEAEFE13 + 418256
28 CoreFoundation 0x0000000187893b8c FB98BD04-E2CF-31BF-BA9E-BD12CEAEFE13 + 506764
29 CoreFoundation 0x0000000187898eb8 CFRunLoopRunSpecific + 612
30 GraphicsServices 0x00000001c0fff368 GSEventRunModal + 164
31 UIKitCore 0x0000000189d98374 7362ACCA-A620-32FD-99D7-6441992CF3AB + 3806068
32 UIKitCore 0x0000000189d97fd8 UIApplicationMain + 340
33 Blink 0x0000000102ef4044 main + 344
34 dyld 0x00000001a6087960 9B7267FF-0C81-38ED-BAAE-4483DA7C00C2 + 88416
```
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