WCL 406 www sysinternals com Default 2 GB

WCL 406

www. sysinternals. com

Default 2 GB Per-Process Space 2 GB System Space 3 GB user space 3 GB Per-Process Space 1 GB System Space

x 64 8 TB Per-Process Space 8 TB System Space 4 GB Per-Process Space 8 TB System Space 32 -bit process on x 64

Committed Thread Stack Guard Reserved Before Expansion Stack Grows Down Committed Guard Reserved After Expansion

Fragmented Address Space

newer pages older pages Working Set

To standby or modified page list Working Set

Before Orig. Data Page 1 Orig. Data Page 2 Page 3 Process Address Space Physical memory Process Address Space

After Orig. Data Page 1 Mod’d. Data Page 2 Page 3 Process Address Space Copy of page 2 Physical memory Process Address Space

demand zero page faults page read from disk or kernel allocations (“hard” page faults) Standby Page Lists Working Sets “soft” page faults “global valid” faults working set replacement modified page writer Modified Page List Private pages at process exit Free Page List zero page thread Zero Page List Bad Page List

Pages removed Prioritized Standby Lists 0 1 2 3 4 5 6 7 Pages added

Blue Section http: //www. microsoft. com/cloud/ http: //www. microsoft. com/privatecloud/ http: //www. microsoft. com/windowsserver/ http: //www. microsoft. com/windowsazure/ http: //www. microsoft. com/systemcenter/ http: //www. microsoft. com/forefront/

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