Overview: The Next Generation Mass Storage Stack (September 2009)
Table Of Contents
- Abstract
- Background
- Features of the Next Generation Mass Storage Stack
- Impact
- Background
- Impact
- Background
- Impact
- Background
- Impact
- Impact
- Introduction to the Agile View
- Changes to I/O and Mass Storage Subsystems
- Changes to Other Subsystems
- Migrating to the Agile View
- Conclusion
- Glossary
- Appendix A: Summary of Changes
- Appendix B: Using ioscan
- Appendix C: Using scsimgr
- Appendix D: Interpreting Lunpath Hardware Paths
- For more information
43
max_retries
Configures the maximum number of times to retry a failing I/O request,
subject to finite retry policy.
New Mass Storage DSF Naming Conventions
Persistent DSF name Legacy DSF name Description
/dev/disk/disk# /dev/dsk/c#t#d#
The entire disk (block access)
/dev/rdisk/disk# /dev/rdsk/c#t#d#
The entire disk (raw access)
/dev/disk/disk#_p# /dev/dsk/c#t#d#s#
Partition on the disk (block access)
/dev/rdisk/disk#_p# /dev/rdsk/c#t#d#s#
Partition on the disk (raw access)
/dev/rtape/tape#options /dev/rmt/c#t#d#options
Tape device (raw access)
/dev/rchgr/autoch# /dev/rac/c#t#d#_options
Autochanger device (raw access)
/dev/pt/ptinstance /dev/rscsi/c#t#d#
Pass-through device