Memory File System (MemFS) 2.0 for HP-UX 11i v3

Table of Contents
About This Document.....................................................................................................................7
Intended Audience...............................................................................................................7
Document Organization.......................................................................................................7
Typographic Conventions....................................................................................................7
Related Documentation........................................................................................................8
1 Introducing HP-UX Memory File System (MemFS) 2.0......................................................................9
1.1 Overview.........................................................................................................................9
1.2 Need for a Memory-Based File System ..........................................................................9
1.3 Architecture of HP-UX Memory File System................................................................10
1.4 Application Areas for HP-UX Memory File System.....................................................12
1.5 Dependencies................................................................................................................12
2 Installing, Configuring, Tuning, and Removing HP-UX Memory File System......................................15
2.1 Installing HP-UX Memory File System.........................................................................15
2.1.1 Installing HP-UX MemFS in the Non-Interactive Mode.......................................15
2.1.2 Installing MemFS in the Interactive Mode............................................................15
2.1.3 Configuring Memory File System.........................................................................15
2.2 Tuning Memory File System.........................................................................................17
2.2.1 memfs_metamax...................................................................................................17
2.2.2 memfs_swapmax_pct............................................................................................18
2.2.3 Tools Support to Report MemFS Statistics............................................................19
2.2.3.1 sar(1m)..........................................................................................................19
2.2.3.2 GlancePlus.....................................................................................................20
2.3 Removing Memory File System....................................................................................20
2.4 Known Problems and Other Limitations......................................................................20
2.4.1 Known Problems...................................................................................................20
2.4.2 Other Limitations..................................................................................................20
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