Electronic Logbook

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Electronic Logbook

• Karen S. White

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Paper Logbook

• Limitations
• Single User Read Write
• One attempt to better distribute info paper
  copies daily logs posted outside the control room
• No way to overcome single user write limit
• Single Location Control Room
• Usability
• Readability depends on user penmanship
• Graphs, pictures, images stapled in on paper
• Difficult to locate references

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Paper Logbook
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Electronic Logbook

• Removes Paper Logbook Limitations
• Multi-user read/write simultaneously
• Read and write from anywhere with internal web
  access
• Usability
• Typed text, scanned images, tables of data
• Links to other information
• Annotated Entries Possible

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Electronic Logbook
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JLab Implementation

• Read via Web Browser
• Multiple interfaces for entries
• Dtlite - tcl tool, tied to Downtime Logs and
  Trouble Reporting System
• Web entry
• Command line entry
• Auto logging by programs and scripts

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Elog Security

• Read
• Allows security to be added using Web Servers
• Sensitive logs are password protected
• Write
• Entries are not user modifiable after commitment

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JLab Implementation

• Multiple linked logbooks for various
  group/functions
• E-log Accelerator Operations
• S-log Software
• SAD-log System Admin Network
• PO-log Polarized Source
• C-log Cryogenic systems
• HA-log, HB-log, HC-log Halls A, B, C

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Drawbacks

• Simple design - not fault tolerant
• Numbering unreliable
• File System Based

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Elog Main Page
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Elog Auto Entry
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Elog MEDM Entry
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Elog Shift Log
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Elog StripTool Entry