TMF Introduction (G06.24+)

Contents
HP NonStop Transaction Management Facility (TMF) Introduction—522414-001
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Figures (continued)
Figures (continued)
Figure 3-5. Recovering a Database With Volume Recovery 3-11
Figure 3-6. Online and Audit Dumps for File Recovery 3-12
Figure 3-7. Restoring Files With File Recovery 3-14
Figure 4-1. Performance Comparison With and Without TMF Protection 4-1
Figure 4-2. Transaction Input/Output Example 4-2
Figure 4-3. Unbuffered and Buffered Input/Output 4-4
Figure 4-4. Throughput Comparison Depending on Transaction Rate 4-6
Figure 5-1. Deadlock Example 5-7
Figure 5-2. Modules of a Typical OLTP Pathway Application 5-10
Figure 5-3. Passing the Current Transaction to a Server 5-11
Figure 5-4. Mixed Database Access by a COBOL Server 5-13
Figure 5-5. A Long Transaction 5-14
Figure 5-6. A Context-Saving Transaction 5-15
Figure 6-1. Managing a Central and Remote Site 6-2
Figure 6-2. TMF Process Communication 6-4
Tables
Table 2-1. Sample Transaction Control Statements 2-8