ibm 3584 error codes. The 3584 Tape Library supports the IBM TotalStorage LTO. ibm 3584 error codes

 
 The 3584 Tape Library supports the IBM TotalStorage LTOibm 3584 error codes  IBM to install Machine

The IBM 3584 TS3500 Tape Library Model D53 expansion frame is designed for IBM TS1030 LTO Ultrium Fibre Channel Tape Drives and LTO data cartridges. When changing the number of drive, storage, or import/export elements for a logical library, the Tivoli Storage Manager server must be restarted. Tape device encryption provides. The NMA state can result from one or more of the following example conditions: The accessor collides with an obstacle in the accessor aisle, such as a cartridge that is sticking out of a cell. The IBM 3584 Model D42 expansion frames may be added to the base frame (Model L32) in order to add storage and/or drive capacity. Accessor {ACCESSOR} X home sensor was blocked when it should not have been. IBM's 3584-D55 is a 3584 ts4500 tape library model. IBM Documentation. Record the error message and any error codes. Model abstract 3584-D22. As with the 3494 automated tape library, the. Specifications. YE001 P. A drive library interface failed. Also, remote support requires several important security functions. that you can use the web interface. Imation LR1100 LTO-5 and Imation LTO-5 HH Drive ID: IBM ULTRIUM-HH5 Oracle StorageTek IBM LTO5 Drive ID : IBM ULTRIUM-TD5. Rack Mount Models. Parameter List Length Error: 20 00: Invalid Command Operation Code: 21 01: Invalid Element Address: 24 00: Invalid Field in CDB: 25 00: Logical Unit Not Supported: 26 00: Invalid Field in Parameter List: 2C 00: Command Sequence Error: 30 00: Incompatible Medium Installed: 39 00: Saving Parameters Not Supported: 3B 0D: Medium Destination. Media written in TS1170 format is not. With ORACLE Java, using AES encyption mechanism with property securityMechanism in an application using IBM DB2 JDBC (JCC) driver, the connection fails with: com. SCSI Reference. Technology Type Tape Storage. IBM Documentation. Check part details, parametric & specs updated 17 SEP 2023 and download pdf datasheet from datasheets. 001:. Table 1 lists the system console features that can be ordered for the library. The Mode Sense (6) command is supported by the tape library. //Degree/@Degree = "MBA. 4. 6. cern. Model abstract 3584-D42. A coin or a thumb screw is acceptable. This section introduces all possible combinations of Sense Keys, Additional Sense Codes (ASC), and Additional Sense Code Qualifiers (ASCQ) that are reported by the 3584 Tape LibraryEnable the instance policy and prevent creating standard keys. 2. 2. ibm. pdf), Text File (. Each aspect of the subsystem is designed to optimize access to data and reliability. The Integrated Cooling RPQs permit TS4500 tape libraries to beinstalled in datacenters where the environmental controls areoutside of the normalThe IBM 3584 TS3500 Tape Library is part of a family of tape library storage solutions designed for the large, unattended storage requirements from today's midrange to high-end systems. If the response file you specify in the command line does not exist or the file name is incorrect, the silent installation process does not write the log files. On 5/2/2014 14:39, Lee, Gary wrote: [quote]Looking at updating our tape libraries for other rojects which might use ltfs. Product Line Tape Library. library is doing full backups and is thrashing over 100 bits of media continually with out any more problems. The IBM TotalStorage 3584 Tape Library is part of a family of tape library storage solutions designed for the large, unattended storage requirements from today's midrange systems to high-end open systems. Searching for Db2 for z/OS messages and codes. To determine if the problem is with the drive hardware, or the tape media, perform the following procedures: If possible, run the tape cartridge in a different drive. 0xB40E. Figure 1 shows a sample SNMP trap. The TS3400 Tape Library is an external 5U stand-alone or rack-mountable unit that. 03-27-2008 02:40 PM. IBM System Storage TS3500 Tape Library 3584 Maintenance Information (27th Edition, 2013) f4. Each time the library door is closed, a bar code reader mounted on the autochanger scans the cartridge labels enabling a re-inventory of the cartridges in. IBM Support . Download and install the latest drivers, firmware and software. Overview The IBM 3584 UltraScalable Tape Library provides a highly scalable, automated tape repository combining proven IBM automation technology and high-performance IBM LTO Ultrium tape drives for the mid-range to. For codes that begin with D and for 4-digit codes that begin with a space character or a zero, see “List of progress codes” on page 787. Note: Do not force a new dump; the tape drive has already created one. IBM TS3500 Tape Library Maintenance Information, (provided with the 3584 Tape Library) IBM TS3500 Tape Library Introduction and Planning Guide, GA32-0559 IBM TS3500 Tape Library with ALMS Introduction and Planning Guide, GA32-0593 IBM. getReason ()= “Tenant ID is missing from. This is in addition to the TS3500’s Web Specialist. 1. The function ran as directed and expected. ibm. For Model L32, they are available as feature codes 1662 and 1660, respectively. Try the job again (if possible, use a different cartridge for the retry; many problems that are reported as drive failures are caused by media defects). Our 3584 is 7-frames (1-L23 + 6-D23) with 17 TS1130 E06 drives. 3 running on Windows Server 2003 When you look at the device manager on the server, you see a list of medium changers and a list of tape drives. The 3584 Tape Library supports the IBM. Each aspect of the subsystem is designed to optimize access to data and reliability. If additional assistance is required regarding the contents of the messages surfaced, engage IBM hardware support. Up to 15 Model D53 expansion frames may be added to the TS3500 Tape Library Model L22, L23, L32, L52, or L53 base frame to increase LTO cartridge storage or drive capacity. Some informational messages can be issued. This section introduces all possible combinations of Sense Keys, Additional Sense Codes (ASC), and Additional Sense Code Qualifiers (ASCQ) that are reported by the 3584 Tape LibraryThe new IBM 3584 Tape Library frames include an optimized dual-gripper cartridge accessor, portable drive canister packaging, and 16-slot Input/Output (I/O) stations. This feature includes a short rear side cover for one side of the Model D32 frame and the Model D32 front and rear side covers for the other side. (IBM ® feature code 1604) v Four I/O stations for new D23 or D53 frames add up to 64 additional I/O slots (IBM feature codes 1655 and 1656) v Rack. Hi mate, Best bet is the TS3500 infocenter: From your TSM log. Next-generation storage. . Discovery is not creating a storage system or providing any other info outside of DeviceInfo. Advanced Search; Global Parts Search;. Run the command mkkrb5clnt to configure Kerberos on AIX. 2. 6. __ 1. For port locations, browse to the Inspiron 3584 Online Manual Page, and then touch or click PDF to the right of Inspiron 3584 Setup and Specifications (refer to the Views of Inspiron. An attribute value that is not valid was specified. All TSM servers that access it are RH Linux so lin_tape is the driver. The function ran as directed and expected. If error-type is 'CONNECT', an SQL CONNECT request failed to connect to the local Db2 with USER/USING specified. PREDATAR Presents: Control23 - Master Your Data Resiliency- In the face of today’s cyber threats, you need to be resilient. 0xB40E. The ASC (additional sense code) and ASCQ (additional sense code qualifier) are known as SCSI additional sense data codes, as defined by SCSI standards. The 3584 Tape Library supports the IBM TotalStorage LTO. . An obstruction can be detected in either X or Y motion. An obstruction can be detected in either X or Y motion. ps-2. System action. ibm. Gripper {GRIPPER} lost power. The IBM TotalStorage 3584 Tape Library is part of a family of tape library storage solutions designed for the large, unattended storage requirements from today's midrange systems to high-end open systems. So far as I can tell the 3584 seems to be practically a drop-in replacement for the 3494. comIBM's technical support resource for all IBM products and services including downloads, fixes, drivers, APARs, product documentation, Redbooks, whitepapers and technotes. Some were drive problems. am. Table actions defined This table serves as a legend for defining the precise action to follow. However, IBM service must be present during the maintenance to ensure that the TS4500 is not harmed/interrupted by AC maintenance. IBM Documentation. Messages, err or codes, and r eturn codes ar e issued by the IBM T ivoli Storage Manager server and clients. We have had a couple of service calls throughout the year, but nothing like with the 3494. Figure 3. TapeAlert Flags supported by LTO tape drives; Flag Number and Name Hex code Description Action Required SNMP Trap ID Call Home; 1: Read warningFrom the Work Items navigation pane, select Service —> Firmware Update. YE001 P. com® Sales Execution Centre, Americas North 3500 Steeles Ave. The first byte is always 00; this is the high-order byte. com Mail: IBM Atlanta Sales Center Dept. 20. The 3592 E07 tape drive uses the 3592 Advanced Economy (type JK) cartridge with a maximum capacity of 500 GB (465. config file that tells it turn turn on the trace. IBM 3584 L22 model installed in 513 basement. Abstract. ECSFBEXT (10005) The high-order 16 bits of the reason code represent the. IBM TotalStorage UltraScalable Tape Library 3584 Before using this information and the product it supports, be sure to read the general information in “Notices” on page 733. fine and Legato works without issues. IBM TS1170 model 70F with FC interface and model 70S with SAS interface deliver a native data rate of 400MB/s (900MB/s compressed) and are designed to deliver a 250% increase in capacity on the JF media compared to the TS1160 tape drives. Wäre natürlich schön wenn der Knopf dann disabled wäre wenn das Laufwerk die Page nicht unterstützt. ; If the connection is to a Db2 for z/OS® server, <database name> is the Db2 location name that is defined during. Subject: Re: [ADSM-L] TS3500 firmware/hardware issues. The action legend defines the action that is correlated with each action key. N/A. A CRU (Customer Replaceable Units) is identified 1 or 2 in the CRU ID column. Note: In a shuttle complex, the library also provides the option to access this log page from a critical status link on the shuttle stations page. On a 3584 (TS3500), it is possible to have the Advanced Library Management System (ALMS) feature enabled. It is a full field perspective, and as such, a customized recommendation which takes into account specifics such as business upgrade windows, length of time since last update, decommission plans, etc. In conjunction with a service bay feature on the 3584 Model D22 or D52, the Model HA1 provides for the installation and operation of a second library accessor in a 3584 Tape Library to help. Db2 uses the communications database (CDB) to control network security functions. Model abstract 3584-D42. The IBM System Storage TS3500 Tape Library, also known as the IBM System Storage 3584 Tape Library, is designed for medium to large automated tape storage and backup solutions and is part of a whole family of tape libraries for small to large tape. An attribute type or attribute value specified already exists in the entry. IBM System Storage TS3500 Tape Library with ALMS: Introduction and Planning Guide. Solution 2. If you like, I have a copy of Maintenance guide for 3584, that i can send you a pdf copy of (+700 pages) - just let me know. com For IBM Business Partner: pwcs@us. Two status light-emitting diode (LED) lights and their ISO symbols appear on the drive as follows: Figure 1. When changing the number of drive, storage, or import/export elements for a logical library, the Tivoli Storage Manager server must be restarted. Gripper {GRIPPER} sensor failed. IBM Documentation. TS3500 Command Line Interface. In conjunction with a service bay feature on the 3584 Model D22 or D52, the Model HA1 provides for the installation and operation of a second library accessor in a 3584 Tape Library to help. Some informational messages can be issued. Then, use of the Mode Select (10) and Mode Sense (10) commands is to transfer all mode pages. 1 cannot load libraries from other versions of IBM MQ. The IBM TotalStorage 3584 Tape Library is part of a family of tape library storage solutions designed for the large, unattended storage requirements from today's midrange systems to high-end open systems. 182. Ensure that the SNMP agent is enabled in the Tape library before adding the device via OpManager client. property file. MANY jobs here have them, coded just like this, and they have never caused trouble. This severity-impact-text corresponds to what is documented in IBM Whitepaper, IBM TS7700 Series Operator Informational Messages, for the reported message number from the TS7700. PARTITIONING If your IBM 3584 tape library contains 2 or more drives, it can be partitioned into 2 or more logical libraries. Gripper {GRIPPER} encountered a low current condition while retracting. 3 with Storage. Reason Code Return or Abend Code (hex) Meaning; 000: 10: Possible enqueue error. 524 Unable to update BIOS settings. In the Type 4 JDBC JCC driver connection string used: If the connection is to a Db2® server, the <database name> should be the target database name in the database server, it should not be the local alias name cataloged in the client. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. jcc. End of Marketing (EOM)Below lines are from ConfigMgrAdminUISetup. ch' See here. CIRCUMVENTION FOR APAR 'MA50336' :-----None DESCRIPTION OF PROBLEM FIXED FOR APAR 'MA50338' :-----When a virtual tape library type-model 3584-402 or 3584-403 isTo: ADSM-L < at > VM. Front view of a half-high LTO tape drive. Model abstract 3584-D42. The Graphical Edition (ITDT-GE) provides a graphical user interface and is bundled with a dedicated Java Virtual Machine. How to Setting up the service Provisioning the Key Protect service Using dual authorization Setting and editing network access policies Managing an allowed IP policy. A problem occurred in executing the complete function, but it continued. Each time the library door is closed, a bar code reader mounted on the autochanger scans the cartridge labels enabling a re-inventory of the cartridges in. In conjunction with a service bay feature on the 3584 Model D22 or D52, the Model HA1 provides for the installation and operation of a second library accessor in a 3584 Tape Library to help. Messages have dif fer ent pr efixes to help you identify the IBM Spectr um Pr otect component that issues the message. Model abstract 3584-D32. A drive library interface failed. Figure 3 shows examples of a base and an expansion frame. The 3584 UltraScalable Tape Library Model L32 offers 141 to 281 slots and up to twelve IBM LTO Ultrium Tape Drives. Note: In the future, the length of the mode parameter list for Mode Sense Page Code X'3F' (return all pages) might exceed 255 bytes. This section provides reference material related to the Small Computer Systems Interface (SCSI) supported by the TS3500 tape library. 1. SNMP finds IBM 3584 tape library. Table 329. in the hardware, box, enclosure and rack accessories category. . If more than one node is reporting this error, contact IBM technical support for assistance. Implementation Considerations for the 3584 Tape Library 3584 Tape Library. This edition replaces GA32-0408-04. The IBM TotalStorage 3584 Tape Library is part of a family of tape library storage solutions designed for the large, unattended storage requirements from today's midrange systems to high-end open systems. Messages have dif fer ent pr efixes to help you identify the IBM Spectr um Pr otect component that issues the message. Run Recalibrate Library test. Two status light-emitting diode (LED) lights and their ISO symbols appear on the drive as follows: Figure 1. Once was a known firmware problem. WORM cartridge {VOLSER} has suspect data. Ibm 3584 Tape Library Manual need to replace the database file, you’ll retain all those efforts. All TSM servers that access it are RH Linux so lin_tape is the driver. Here are the basic attributes to start: 3584 Library 4 LTO1 Drives TSM 4. OTMZwebClientException. Close suggestions Search Search. Apply this fix to change the device recognition code to allow configuration to complete when device is to busy to respond normally to commands used to identify the device. This section defines failure ID (FID) messages that are generated by 3592 tape drives in the TS3500 tape library. The IBM 3584 TS3500 Tape Library is part of a family of tape library storage solutions designed for the large, unattended storage requirements from today's midrange to high-end systems. Table 1. We did not > feel comfortable with the High-Density approach (i. If you expand the list of medium changers, the troubled drive (drive 4) has a yellow exclamation point icon and when you. For help with issues such as: wired and wireless networking, Windows, mouse, touchpad, keyboard, LCD, webcam and downloading. Library is a 3584. I'm trying to figure out why a master/media server does not automatically import tapes when inserted into the I/O slots in an IBM 3584. The IBM TotalStorage ® 3584 Tape Library is designed to be a highly scalable, automated tape library repository combining IBM automation technology and high-performance IBM tape drives for the midrange to enterprise open systems environment. User response. The IBM 3584 Model D32 expansion frames may be added to the base frame (Model L32) in order to add storage and/or drive capacity. Gripper {GRIPPER} encountered a high current condition while retracting. In conjunction with a service bay feature on the 3584 Model D22 or D52, the Model HA1 provides for the installation and operation of a second library accessor in a 3584 Tape Library to help. For any codes that you cannot find in the following table, contact IBM®. The IBM 3584 Model D42 expansion frames may be added to the base frame (Model L32) in order to add storage and/or drive capacity. ALMS is enabled and configured properly. Follow troubleshooting procedures to reload the machine code: Get a support package (snap), including dumps, from the node, using the management GUI or the service assistant. Each time the library door is closed, a bar code reader mounted on the autochanger scans the cartridge labels enabling a re-inventory of the cartridges in. Table 1. Page 6779: Help and support forums for IT pros working with Microsoft Office, Sharepoint, Freeware, SAP and all other types of software. The system issues this message to give the condition code from the step. The system issues this message to give the condition code from the step. TapeAlert Flags that are supported by the LTO tape drives. 00 - Buy IBM tape drives. 3592 storage pdf manual download. Accessor {ACCESSOR} X home sensor was not found during a re-zero. Kind regards, Michael. 1. I need to share my IBM 3584 Library between Networker and Veeam 9. Feature codes Appendix H. If the gsk_status_code is CMS_ERR_ICSF_NOT_AVAILABLE, request that the NSSD administrator verify that ICSF is started. The design of the remote library management through a standard web interface. 35L1207: 3584: IBM TS3500 – FIC-card – 3584 L32 Frame Interconnect Card: 35L1209: 3584: IBM TS3500 – Redundant EPO Cable – FIC to FIC: 35L1725: 3584: IBM TS3500 – Door Switch Interlock incl. IBM 3584 L22 model installed in 513 basement. 3. getErrorCode ()=OTMZWEB001 OTMZwebClientException. 04 EB 2. | | Review “Read This First” on page iii to learn about changes since the previous edition of this document, and the use of a revision bar to identify the changes. This warning applies only to connections to Db2® on Linux®,. 1. TS4500 Tape Library (3584)_1. lic. Unexpected motion of the pivot motor and unexpected activation of the cartridge present sensor are the detection mechanisms. Does anyone know what the library error code B282 means on the display of the 3584? Also, Does anyone have a link to a webpage that lists the error codes and. The IBM TotalStorage 3584 Tape Library Expansion Frame 3584 Model D22 may be added to the IBM TotalStorage 3584 Tape Library Base Frame Models L22, L32, or L52 in order to add storage or drive capacity. We have just hit the 1-year mark with our 3584. russo@sungard. In conjunction with a service bay feature on the 3584 Model D22 or D52, the Model HA1 provides for the installation and operation of a second library accessor in a 3584 Tape Library to help. Front view of a half-high LTO tape drive. In conjunction with a service bay feature on the 3584 Model D22 or D52, the Model HA1 provides for the installation and operation of a second library accessor in a 3584 Tape Library to help. The name of the step in the procedure. Cartridge {VOLSER} does not have a valid start of data. 525 Unable to update system board service processor firmware. What you're seeing as sysObjectID (1. . This brings you into the ISPF interface to the UNIX Shell. Connect one end of the DB9F to DB9F Null Modem cable (P/N 19P4693) to port 1 on the WTI. The IBM device driver for Linux, lin_tape, does not grant permission to non-root users by default which can result in failed attempts to define a path to the tape library changer and drives. 3584 L22 'E' (now 117 slot) model serial 78A0140 Drives 8 x 3592 (0-7 for smc) Call home modem (0041 22 ) 767 4500 Web GUI IP address 172. IBM Documentation. VERFINAL specific return and reason codes. Description: A client or service program has called Comm/Booster with a storage field equal to nulls. The 3584 Tape Library supports the IBM TotalStorage LTO. log and take a look at the last line – Installation failed because another program is installing (1618). These codes are used by the automatic job recovery function to. Power cycle the library. So does look like it was a false possitive as you said above. The 3584 Tape Library supports the IBM TotalStorage LTO. Enhanced format for recording error-correction codes (ECCs) The logical format of the TS1120 Tape Drive offers improved error-correction-code capabilities over the 3592 J1A. Taxonomy Path Mechanical >. 6. The IBM TotalStorage 3584 Tape Library is part of a family of tape library storage solutions designed for the large, unattended storage requirements from today's midrange systems to high-end open systems. For barcode considerations, see LTO barcode tape labels length. The 3584 Tape Library supports the IBM TotalStorage LTO. MARIST. Compatible servers and software. We are also looking to upgrade from a 3494 to a 3584. Machine type. The IBM 3584 TS3500 Tape Library is part of a family of tape library storage solutions designed for the large, unattended storage requirements from today's midrange to high-end systems. Search all of IBM. 3. 3 TR 5 (or PTF MF64645), or later; Or IBM i 7. ECSFBEXT (10005) The high-order 16 bits of the reason code represent the ICSF return code. Use the information in this topic to perform this task. If you already have one of these products, then use the license file from the Db2 Connect Activation CD. The IBM® TS4500 Tape Library is designed to help midsized and large enterprises respond to cloud storage challenges. 1. Check part details, parametric & specs updated 11 SEP 2023 and download pdf datasheet from datasheets. O. In that directory, install the file sets krb5. MIB 1. The IBM TotalStorage 3584 Tape Library is part of a family of tape library storage solutions designed for the large, unattended storage requirements from today's midrange systems to high-end open systems. Do you have at least one Ethernet connection to the library set up so. LTO 5 Tape Drive Library firmware must be at 9. The IBM TotalStorage 3584 High Availability Frame Model HA1 may be added to the IBM TotalStorage 3584 Tape Library Base Frame Models L22, L32, or L52. The IBM TS3500 Command Line Interface (CLI) program can be used to access the TS3500 library from a CLI. IBM System Storage TS3500 Tape Library 3584 Maintenance Information (27th Edition, 2013) a69m0234. ORG's continued operation by covering server and operational expenses. Table 1 shows the command format. 1. Check part details, parametric & specs updated 11 SEP 2023 and download pdf datasheet from datasheets. The 3592 E07 Tape Drive. The 3584 Tape Library now supports the IBM TotalStorage Ultrium 3 Tape Drive, which more than. The Model L53 base frame has 64 to 287 cartridge slots and support for up to 12 tape drives with an incremental reduction of storage slots for more than four drives or with the. Table 1. December 31, 2018. . Select one or all drives to update, then select one of the following Firmware Activation options. Supplier Cage Code. . 4. library is doing full backups and is thrashing over 100 bits of media continually with out any more problems. The IBM 3584 TS3500 Tape Library is part of a family of tape library storage solutions designed for the large, unattended storage requirements from today's midrange to high-end systems. Table 8. Each time the library door is closed, a bar code reader mounted on the autochanger scans the cartridge labels enabling a re-inventory of the cartridges in. If this entry is specified in the vm. An unauthenticated or unsupported non-Dell AC adapter or battery is attached to your. v IBM TotalStorage LTO Ultrium Tape Drive SCSI Reference, GA32–0450, gives information about the supported SCSI commands and protocol for the tape drive. 214 'IBM3584. IBM 3584 robot tests. ibm. An asterisk (“*”) next to the severity indicates that the customer (through the TS7700 Management Interface) modified the severity of the reported message to more. Error Code Description; 42: Invalid request on first call. OEM IBM. We Test and QR Code Our Products. Explanation. Message-text can be up to 240 characters in length. It is checked in detail to ensure that it is a valid token, and that the fields within it are valid values. Box 2690 Atlanta, GA 30301-2690 You can also contact your local IBM Business Partner or IBM representative. section introduces two ways that you can perform manual. Discovery version 11. 2718 xxxx. 00, or greater, to support Feature Codes 8049, 8148, and 8149 (LTO HH Tape Drives). The 3584 UltraScalable Tape Library with features 1458 and 1458 works with Sun, Hewlett-Packard, iSeries servers, xSeries servers, pSeries servers, RS/6000, AS/400 Netfinity, and other open systems using Fast/Wide. Please let. Model abstract 3584-D42. When power came back i went over to check but all 4 of the drives were empty. Tier 1 CRU: No tools required. Programmer Response: Ensure the program reestablished the enqueues upon restart. Cross-reference information. It may indicate an I/O adapter Licensed Internal Code, or incompatible hardware failure. Remove (disable) the instance policy, which allows creating standard keys. Scribd is the world's largest social reading and publishing site. Appendix G. Basically you add an entry to the app. The maintenance of the AC units is the responsibility of Pentair. A drive performed a self-reset. 43Getting Started with your Dell Computer Vostro 3584 Setup, Specifications and Service Manual Find your Service Tag and Express Service Code Vostro 3584 Drivers and Downloads Warranty & Support Services. Someone attempted to invoke a CEMT command or to start or stop the program-to-program interface by entering the corresponding transaction name from a terminal, or someone entered the transaction name for the long-running program-to-program interface transaction from a terminal. Discovery is not creating a storage system or providing any other info outside of DeviceInfo. IBM bietet IBM 3584-L53 – IBM TS3500 TAPE LIBRARY an – Wir bieten Weltweit grosse Ersparnisse mit Versand am selben Tag an – Von Kimbrer. Each aspect of the subsystem is designed to optimize access to data and reliability.