Archive for March 26th, 2010

Reading Notebook: 26-March-10

Friday, March 26th, 2010

Comments in italics are mine and express my own views, thoughts and opinions

Windows Internals by M. Russinovich, D. Solomon and A. Ionescu:

Impossibility to disable foreground after-wait priority boosts (p. 423)

CPU Stress tool (pp. 423 - 425, 428 - 430) - Good tool to model CPU spikes. See also Modeling CPU Spikes article I co-authored for Debugging Expert magazine

CPU starvation prevention via balance set manager thread (p. 427)

MMCSS priority boosts (p. 432)

Network throttling to prevent DPC activity interrupting MMCSS boosting (p. 433)

Advanced .NET Debugging by M. Hewardt:

System | shared | def app := bookkeeping, precreation | mscorlib | app code (pp. 37 - 38) - here we check that mscorlib assembly belongs to the shared domain:

0:003> !dumpdomain--------------------------------------System Domain: 000007fef00f8ef0LowFrequencyHeap: 000007fef00f8f38HighFrequencyHeap: 000007fef00f8fc8StubHeap: 000007fef00f9058Stage: OPENName: None--------------------------------------Shared Domain: 000007fef00f9860LowFrequencyHeap: 000007fef00f98a8HighFrequencyHeap: 000007fef00f9938StubHeap: 000007fef00f99c8Stage: OPENName: NoneAssembly: 00000000003a2d10————————————–Domain 1: 0000000000390840LowFrequencyHeap: 0000000000390888HighFrequencyHeap: 0000000000390918StubHeap: 00000000003909a8Stage: OPENSecurityDescriptor: 00000000003930e0Name: TestCLR.exe

[...]

Assembly: 00000000003a2d10[C:\Windows\assembly\GAC_64\mscorlib\2.0.0.0__b77a5c561934e089\mscorlib.dll]ClassLoader: 00000000003a2dd0SecurityDescriptor: 00000000003a2110Module Name000007feeda51000 C:\Windows\assembly\GAC_64\mscorlib\2.0.0.0__b77a5c561934e089\mscorlib.dll

0:003> !dumpassembly 00000000003a2d10Parent Domain: 000007fef00f9860Name: C:\Windows\assembly\GAC_64\mscorlib\2.0.0.0__b77a5c561934e089\mscorlib.dllClassLoader: 00000000003a2dd0SecurityDescriptor: 000000000335db78Module Name000007feeda51000 C:\Windows\assembly\GAC_64\mscorlib\2.0.0.0__b77a5c561934e089\mscorlib.dll

Multimodule assemblies with separate PE file for a manifest (p. 40)

Posted in Notes on Advanced .NET Debugging, Notes on Windows Internals, Reading Notebook | No Comments »

Icons for Memory Dump Analysis Patterns (Part 13)

Friday, March 26th, 2010

Today we introduce an icon for Deadlock (critical sections) pattern:

B/W

Color

- Dmitry Vostokov @ DumpAnalysis.org + TraceAnalysis.org -

Posted in Crash Dump Analysis, Crash Dump Patterns, Debugging, Pattern Icons, Visual Dump Analysis | No Comments »

Forthcoming CD and MP3 Audio Music Album Release: Computation

Friday, March 26th, 2010

Dr. DebugLove is working on a new album release scheduled for April. Its title is simply “Computation”. MP3 download will be available too. Stay tuned to the waves of computation and don’t forget to join Facebook fan group: Music of Computation

- Dmitry Vostokov @ DumpAnalysis.org + TraceAnalysis.org -

Posted in Announcements, Fun with Crash Dumps, Memory Space Music, Music for Debugging, Music of Computation | No Comments »