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SirFile User's Guide
(Model 204 File Monitor)
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Sirius Software, Inc.
875 Massachusetts Avenue, Suite 21
Cambridge, MA 02139
Telephone: (617) 876-6677
FAX: (617) 234-1200
E-mail: support@sirius-software.com
World Wide Web: http://sirius-software.com
March 14, 2006
© 2006 Sirius Software, Inc.
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—————————————————————————————————————————— —————————————————————————————————————————— —————————————————————————————————————————— ii SirFile User's Guide
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—————————————————————————————————————————— Proprietary Notices —————————————————————————————————————————— —————— Proprietary Notices The following products: ● SirDBA ● SirFile ● SirLib ● SirMon ● SirPro ● SirScan ● UL/SPF are proprietary products of Sirius Software, Inc.: Sirius Software, Inc. 875 Massachusetts Avenue, Suite 21 Cambridge, Massachusetts 02139 USA 1.617.876.6677 http://sirius-software.com Model 204™ is a proprietary product of Computer Corporation of America:
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—————————————————————————————————————————— Proprietary Notices —————————————————————————————————————————— —————————————————————————————————————————— iv SirFile User's Guide
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—————————————————————————————————————————— Contents —————————————————————————————————————————— ——————— Contents Proprietary Notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v Chapter 1: Introduction to UL/SPF . . . . . . . . . . . . . . . . . . . . . . . 1 UL/SPF Packaging and Installation Requirements . . . . . . . . . . . . . . . . 2 Integrating UL/SPF with Other Su
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—————————————————————————————————————————— Contents —————————————————————————————————————————— Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 —————————————————————————————————————————— vi SirFile User's Guide
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—————————————————————————————————————————— Introduction to UL/SPF —————————————————————————————————————————— —————— CHAPTER 1 Introduction to UL/SPF UL/SPF is a family of products implemented as User Language application subsystems and designed to function together in a Model 204 online. Each product in the family can be installed and run independently, or each can be installed and run as a component of the integrated UL/SPF (User Language / System Productivity Facilities) framework. All
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—————————————————————————————————————————— Introduction to UL/SPF —————————————————————————————————————————— SirScan A high performance utility that allows users in a Model 204 online to browse the contents of its journal in real time. SirScan permits ordinary users to view journal entries generated by their own online session, and it allows users in ADMIN SCLASSes to browse journal entries for any set of users. The data is displayed in a full-screen browser with powerful searching command
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—————————————————————————————————————————— Integrating UL/SPF with Other Subsystems —————————————————————————————————————————— 1.2 Integrating UL/SPF with Other Subsystems UL/SPF and any of its constituent products can be easily integrated with other User Language subsystems. Whenever a UL/SPF component product is exiting, it first checks to see if the global variable SIRIUS.COMM exists and has a non-null value. If so, the UL/SPF product performs a subsystem transfer using the value in SIR
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—————————————————————————————————————————— Introduction to UL/SPF —————————————————————————————————————————— ● Model 204 Command Reference Manual ● Model 204 File Manager's Guide ● Model 204 System Manager's Guide ● Model 204 User Language Manual —————————————————————————————————————————— 4 SirFile User's Guide
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—————————————————————————————————————————— Overview and Setup for SirFile —————————————————————————————————————————— —————— CHAPTER 2 Overview and Setup for SirFile SirFile is a comprehensive facility for monitoring the physical storage utilization of Model 204 database files and warning users of the need for file reorganizations. SirFile requires only a single screen of setup information to determine “thresholds,” after which it automatically performs a pass through the online database f
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—————————————————————————————————————————— Overview and Setup for SirFile —————————————————————————————————————————— ● “Running SirFile under BATCH204” on page 35, for a method that can be useful for calculating CFULLP The SirFile refresh process is always in “learn” mode. Any file that is open when a SirFile refresh is run is automatically added to the SirFile database, using the default thresholds for comparison. 2.1 Files available for SirFile Monitoring For SirFile to collect informat
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—————————————————————————————————————————— Getting Started —————————————————————————————————————————— 2.3 Getting Started Installation of SirFile is covered in the UL/SPF Installation and Maintenance Guide. SirFile should be installed as a private application subsystem. To access the system, the privileged user types “SIRFILE” on the Model 204 command line of the region containing the software. An initial System Default thresholds screen is presented. -------------- * * * Set threshold
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—————————————————————————————————————————— Overview and Setup for SirFile —————————————————————————————————————————— placement of new pointers in the table must run repeatedly in order to find an empty slot. There is no fixed measure of how many retries indicate a critical condition for Table C. CFULLP Percentage of Table C full. Like Table A, Table C begins to exhibit hash retries when the data in it reaches a certain density. There is no strict formula for the maximum fullness of Table C
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—————————————————————————————————————————— Getting Started —————————————————————————————————————————— Minimum number of days between stored samples Minimum number of days that must pass between samples being stored for any particular file. This setting allows users to run the refresh as often as they like without SirFile storing excessive amounts of data. The default of 7 ensures that no more than one record a week is maintained for any file unless that file breaks a threshold. # Days Wa
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—————————————————————————————————————————— Overview and Setup for SirFile —————————————————————————————————————————— PF keys: PF1 Accesses full-screen help. PF3 Return to command level or previous screen. PF9 Repeats the last command-line command. PF12 Saves the file specific thresholds and invokes the SirFile database refresh operation. —————————————————————————————————————————— 10 SirFile User's Guide
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—————————————————————————————————————————— The Refresh Process —————————————————————————————————————————— —————— CHAPTER 3 The Refresh Process The Refresh process checks file tables and updates the SirFile database. You can request a refresh operation to run once or periodically. 1. Running a refresh once always runs in the Model 204 thread of the user requesting the refresh, and can be specified either for a single file or for all files that SirFile can access. This can be invoked via:
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—————————————————————————————————————————— The Refresh Process —————————————————————————————————————————— Messages to users and the audit trail are only sent during a periodic refresh. The Refresh process makes a list of all files already in its database, then adds to the list any files that are currently open in the online. Then it runs through the following process for each file on the list: 1. It checks to see if a file-specific threshold exists. If not, it compares the file to the syst
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—————————————————————————————————————————— Main File Menu —————————————————————————————————————————— —————— CHAPTER 4 Main File Menu The Main File menu is presented on entering SirFile any time but the first; it is also presented when PF3 is pressed from most SirFile screens. The first time entering SirFile, the System Default thresholds screen is presented, an initial database load is performed, then the Main File menu is presented. If any file has a warning or prediction posted against
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—————————————————————————————————————————— Main File Menu —————————————————————————————————————————— Top Moves the display to the top of the file list. Bottom Moves the display to the bottom of the file list. PF7 or PF8 , scroll up or down to the top or M When using bottom of the list of files. ADD xxxxxxxx Add the specified file to the database. SirFile attempts to open the file. If the file cannot be opened the user is prompted for a password on the separate password screen. Once the
