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S/390 Multiprise 3000
IBM S/390 Multiprise 3000 Manuals
Manuals and User Guides for IBM S/390 Multiprise 3000. We have
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IBM S/390 Multiprise 3000 manuals available for free PDF download: Reference Manual, Getting Started
IBM S/390 Multiprise 3000 Reference Manual (264 pages)
Enterprise Server Internal Disk Subsystem
Brand:
IBM
| Category:
Server
| Size: 0.94 MB
Table of Contents
Reference Guide
1
Table of Contents
5
Chapter 1. Overview of the S/390 Internal Disk Subsystem
9
Host Processor
10
Raid Disk Arrays
11
Hdd Characteristics
11
Internal Disk Raid Fast Write
12
Internal Disk Facilities
12
Ckd Emulation
13
Control Unit and Device Emulation
13
Lpar Sharing
13
Enhanced Hdd Reliability
13
Long Busy
15
Internal Disk Components
15
Shared Cpc Resources
15
Ssa Adapter Card
16
Hdd Packaging
16
Internal Disk Logical Volume Configurations
16
Logical Volumes Mapped Onto Raid Arrays
16
Logical Volume Address Resolution
17
Internal Disk Configuration Granularity
18
Commands and Facilities Not Supported
19
Iocp Definitions
19
Ras Characteristics
20
Chapter 2. Processing Commands and Presenting Status
21
Input/Output Channel Interface
21
Command Processing
21
Status Presentation
21
Status Byte
21
Initial Status Byte
24
Status Pending Conditions
24
State-Change Status
25
Effect of Subsystem and Device State on Status Presented to Command
25
Listing of Commands Appearing in Table
29
Contingent Allegiance
29
Channel Command Retry
29
Channel Command Retry–Control Unit Initiated
30
System and Selective Reset
30
Chapter 3. Elements of Data Access
33
Track Format
33
Track Address
33
Track Accessing
34
Track Orientation
34
Record Accessing
35
Data Transfer Commands
35
File Protection
36
Chapter 4. Command Descriptions
39
Channel Command Word
39
Exception Conditions
40
Command Operations
40
Multitrack Operations
40
Defective/Alternate Track Operations
41
Summary of Channel Commands
41
List of Channel Commands by Hex Code
44
Addressing and Control Commands
45
Define Extent
46
Locate Record
51
Locate Record Extended
65
Seek Operations
84
Seek Cylinder
86
Seek Head
87
Set File Mask
89
Set Sector
90
Read Sector
91
Read Device Characteristics
92
Read Commands
99
Read Home Address
100
Read Record Zero
101
Read Count, Key, and Data
102
Read Key and Data
104
Read Data
106
Read Count
108
Read Multiple Count, Key, and Data
109
Read Track
110
Read Track Data
112
Read Ipl
114
Search Commands
115
Search Home Address Equal
116
Search ID Equal
117
Search ID High
118
Search ID Equal or High
118
Search Key Equal
119
Search Key High
120
Search Key Equal or High
120
Write Commands
120
Write Home Address
122
Write Record Zero
123
Write Count, Key, and Data
124
Write Count, Key, and Data Next Track
126
Write Update Key and Data
129
Write Key and Data
131
Write Update Data
133
Write Data
135
Write Full Track
137
Write Track Data
140
Sense Commands
142
Sense ID
143
Miscellaneous Commands
145
Read and Reset Buffered Log
146
Read Configuration Data
149
Configuration Data
150
Path Control Commands
156
Device Reserve
156
Device Release
158
Unconditional Reserve
159
Reset Allegiance
161
Set Path Group ID
163
Sense Path Group ID
166
Suspend Multipath Reconnection
168
Subsystem Commands
168
Perform Subsystem Function
168
Sense Subsystem Status
174
Read Subsystem Data
177
Chapter 5. 24-Byte Compatibility Sense Data
183
Byte Sense Data Summary
184
Sense Data Formats
184
Byte Sense Data Description
186
Sense Bytes 0, 1, and
186
Sense Byte 3–Count
188
Sense Byte 5–Low Cylinder Address
189
Sense Byte 6–High Cylinder Address and Track Address
189
Sense Byte 7–Format/Message
189
Sense Bytes 8 through 23–Format-Dependent Information
189
Byte Compatibility Sense Data Formats
192
Format 0–Program or System Checks
192
Format 1–Device Equipment Checks
193
Format 2–Internal Disk Control Unit Errors
195
Format 3–Allegiance Terminated
195
Format 4–Unrecovered Data Checks
196
Format 5 to Format E – Not Used
197
Format F–Subsystem Checks
197
Chapter 6. Eckd 32-Byte Sense Data
199
Eckd 32-Byte Sense Data Summary
200
Eckd 32-Byte Sense Data Description
202
Sense Byte
202
Sense Byte 2–Control Unit Type
203
Sense Byte 3–Remaining Intent Count
203
Sense Byte 5–Device Type Code
204
Sense Byte 6–Content and Format
204
Sense Bytes 20 and 21–Subsystem Identifier
204
Sense Bytes 22 and 23–Exception Code
204
Sense Bytes 7 through
204
Sense Byte 24–Logging and Message Control
205
Sense Byte 28–Message Code
206
Sense Byte 31–Head Address
207
Sense Bytes 29 and 30–Cylinder Address
207
Sense Data Dependent on Exception Class
208
Chapter 7. Error Recovery Procedures
215
Erps for 24-Byte Compatibility Sense
215
Error Recovery Actions
216
Error Message
219
Erps for Eckd 32-Byte Sense
219
Erp Actions
220
Erp Message Requirements
223
Appendix A. Device Characteristics
225
Appendix B. Caching Algorithms
235
Caching Algorithm Definitions
235
Algorithms for Cache Misses
235
Algorithms for Cache Hits
236
Algorithm Modifications Due to Cache Hints
236
Algorithm Special Cases
237
Appendix C. Warranties
239
Statement of Limited Warranty
239
Ibm Agreement for Licensed Internal Code
242
Appendix D. Notices
245
Electronic Emission Notices
246
List of Abbreviations
249
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IBM S/390 Multiprise 3000 Reference Manual (26 pages)
Multiprise 3000
Brand:
IBM
| Category:
Server
| Size: 0.13 MB
Table of Contents
Table of Contents
2
S/390 Multiprise 3000 Highlights
3
390 Multiprise 3000 Features and Functions
4
S/390 Multiprise 3000 Performance Comparisons
4
Internal Battery Feature
6
Internal Disk
6
Cryptographic Coprocessor Feature
7
Integrated LAN Adapter
7
Integrated Facility for Linux (IFL) on Multiprise 3000
8
S/390 Multiprise 3000 Software Support
8
Multiple Image Facility (MIF) (PR/SM
9
PR/SM Shared ESCON Channels)
9
Processor Resource/Systems Manager
9
CICS Availability
10
Hardware Assisted Data Compression
10
Asynchronous Data Mover Facility
11
Superior Environmentals
11
S/390 Multiprise 3000 Processor Options
12
Internal Disk Specifications
14
Internal Disk Drive Characteristics
15
Vse/Esa
16
Os/390
17
VM/Esa
17
Glossary
19
Publications
25
To Learn more
26
IBM S/390 Multiprise 3000 Getting Started (42 pages)
Brand:
IBM
| Category:
Server
| Size: 0.36 MB
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