SL500 - How Long Does It Take to Initialize and Audit Library

Asset ID:	1-71-1013602.1
Update Date:	2011-02-04
Keywords:

Solution Type Technical Instruction Sure

Solution 1013602.1 : SL500 - How Long Does It Take to Initialize and Audit Library

Applies to:

Sun StorageTek SL500 Modular Library System
Sun StorageTek SL500 Modular Library System - Version: Not Applicable and later [Release: N/A and later]
All Platforms
Checked for relevance on 4-Feb-2011.

Goal

This document describes SL500 - How Long Does It Take to Initialize and Audit Library.

Solution

Steps to Follow
The following times for the Power cycle to ready include initialization time.
LTO Only version:

100 Rnd Cell to Cell Time Power Cycle to Ready
Base Library 1240 sec. 472 sec.
Base+1 DEM 1380 sec. 660 sec.

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MIXED media version:

Power Cycle to Ready

100 Rnd Cell to Cell Time scan audit enabled scan audit disabled
Base Library 1190 sec. 240 sec. 290 sec.
Base+1 DEM 1560 sec. 360 sec. 540 sec.

The AUDIT time depends on the configuration.

Here's information on the largest and smallest configurations:

Init time: Measured from power up (switch on) to when robot moves to first cell to start audit.

Audit time: Measured from robot positioned in front of first cell to audit completion where the robot is parked in front of the last drive and the library reports "ready".

40u library

Total number of CAP cells 45
Total number of storage cells 388
Total number of reserved cells 7
Total number of tape drives 18

Init time: 3 min 30 sec

Audit time: 29 min 30 sec

Total time: 33 min

8u library

Total number of CAP cells 5
Total number of storage cells 43
Total number of reserved cells 7
Total number of tape drives 2

Init time: 2 min

Audit time: 6 min 30 sec

Total time: 8 min 30 sec

Initialize, library, Init, time, how, AUDIT, SL500, Audit
Previously Published As STKKB81125

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