TEXTUR~21 ibm_white_logo_300dpi IBM IDC Brno © 2006 IBM Corporation OnDemand_wh_bl IS/IT outsourcing services - VUT FI 18.5.2010 IS/IT outsourcing services - VUT FI 18.5.2010 IS/IT outsourcing services – part 3 Ing. Milan Jedlička To replace the title / subtitle with your own: Click on the title block -> select all the text by pressing Ctrl+A -> press Delete key -> type your own text 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 2 IS/IT outsourcing services - VUT FI 18.5.2010 Agenda §Selected topics in IT §Heterogeneous environments and remote administration § 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 3 IS/IT outsourcing services - VUT FI 18.5.2010 Agenda §Selected topics in IT –Backup and data restore –RAID –UPS and backup power –Cluster –NAS –SAN –Auditing –Categorization of computers –Transactions –Batch file lives A pot file is a Design Template file, which provides you the “look” of the presentation 1.You apply a pot file by opening the Task Pane with View > Task Pane and select Slide Design – Design Templates. 2.Click on the word Browse… at bottom of Task Pane and navigate to where you stored BlueOnyx Deluxe.pot (black background) or BluePearl Deluxe.pot (white background) and click on Apply. 3.You can switch between black and white background by navigating to that pot file and click on Apply. 4.Another easier way to switch background is by changing color scheme. Opening the Task Pane, select Slide Design – Color Schemes and click on one of the two schemes. All your existing content (including Business Unit or Product Names) will be switched without any modification to color or wording. Start with Blank Presentation, then switch to the desired Design Template 1.Start a new presentation as Blank Presentation 2.You can switch to Blue Onyx Deluxe.pot by opening the Task Pane with View > Task Pane and select Slide Design – Design Templates. 3.Click on the word Browse… at bottom of Task Pane and navigate to where you stored BlueOnyx Deluxe.pot (black background) and click on Apply. 4.Your existing content will take on Blue Onyx’s black background, and previous black text will turn to white. You should add your Business Unit or Product Name by modifying it on the Slide Master 1.You switch to the Slide Master view by View > Master > Slide Master. 2.Click on the Title Page thumbnail icon on the left, and click on the Business Unit or Product Name field to modify it. 3.Click on the Bullet List Page thumbnail icon on the left, and click on the Business Unit or Product Name field to modify it. 4.Click on Close Master View button on the floating Master View Toolbar You can turn on the optional date and footer fields by View > Header and Footer 1.Suggested footer on all pages including Title Page: Presentation Title | Confidential 2.Date and time field can be fixed, or Update automatically. It appears to the right of the footer. 3.Slide number field can be turned on as well. It appears to the left of the footer. 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 4 IS/IT outsourcing services - VUT FI 18.5.2010 Backup and data restore §Requirements –Backups must be protected from missuse – Errors resistance during backup / recovery process –D / R plan –Controlled data recovery –Organization of stored data –On-line backup of databases (SAP, DB2, ORACLE) –Error Report §BACK-UP SW producers –HP, SUN, IBM, Legato, Veritas, CA 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 5 IS/IT outsourcing services - VUT FI 18.5.2010 Backup and data restore §Full backup –Resource-intensive –Easy recovery §Differential backup –Backup from only the last full backup –With the growing number of backups the time of backup grows –To restore you need a full backup and last differential §Incremental backup –Backup data from only the last backup (any) –Fast and small volumes of data –To restore you need full backup and all incremental backups. 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 6 IS/IT outsourcing services - VUT FI 18.5.2010 Backup and data restore §Backup to disk media –To tens of TB High data availability § Backup to tape media –Supported by disc media that emulate tape media –Thousands tapes –Thousands of TB (eg 5616TB for IBM 3494) –Up to hundreds of readers –Several TB of disk space –Best facilities operated by robot 3494 3584 SharkFin3 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 7 IS/IT outsourcing services - VUT FI 18.5.2010 RAID §Redundant Array of Independent Disks §Stripping –Data are divided into small pieces and placed evenly across the partitions (increases speed of access) §Mirroring –Data are stored on two identical disks §Parity –Parity data on the stored data will increase the chance of recovery. 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 8 IS/IT outsourcing services - VUT FI 18.5.2010 RAID §RAID 0 –It uses ordinary stripping. –High speed writing and reading data –Does not reduce the total amount of disk space –No data protection §RAID1 –Uses mirroring. –Very reliable –Half of the volume space –High speed reading (both drives work simultaneously) §RAIDs, 2, 3 and 4 –Using parity. –Dedicated disks for parity data –High occupancy data disks with adjustment limits system performance. §RAID 5 –Uses parity. –Part of disk is used for foreign parity data §RAID 6 –Uses parity. –Part of disk is used for foreign parity data –Uses two different algorithms simultaneously 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 9 IS/IT outsourcing services - VUT FI 18.5.2010 UPS and backup power §Surge Protection §Stabilizers §UPS Uninterruptible Power Supply –Equipment designed to provide time to shutdown machine or power on back-up power. –off-line standby system (voltage variotion, it is switched on at a critical value). –off-line line-interactive system (guard voltage variations and is able to compensate) –on-line (device is constantly powered by UPS and it is charging from the network) §Key parameters –Time switching (<4 ms) –Settling time and recovery time (time after which output voltage curve is not the malformation) (<50 ms) –Performance –Capacity (how much time we will provide UPS) §Motorgenerators – MCj02980070000[1] 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 10 IS/IT outsourcing services - VUT FI 18.5.2010 Cluster §High-availability clusters –Used to ensure continuity of service regardless of the potential problems that will affect resources §Load Balancing –Used for load balancing between multiple nodes §Computational clusters –Used to obtain high performance computing –Cluster on application level •Special applications able to manage the distribution and communication of tasks –Cluster on OS level •Most appropriate distribution of the nodes will handle OS. § 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 11 IS/IT outsourcing services - VUT FI 18.5.2010 z8xx_fullright z8xx_fullright Cluster Node A Node B Us-nasa-columbia High-availability clusters Computational clusters j0285750 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 12 IS/IT outsourcing services - VUT FI 18.5.2010 17-111-489-06 z8xx_fullright z8xx_fullright NAS (Network Attached Storage ) LAN Switch Server Server N5500 §OS Data ONTAP™ 7.1 §Cache up to 8GB §RAID support 4 §Capacity up to 84TB §Support NAS, SAN § § NAS Device j0285750 j0285750 j0285750 n5000 n5000 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 13 IS/IT outsourcing services - VUT FI 18.5.2010 17-111-489-06 SharkFin3 z8xx_fullright z8xx_fullright SAN (Storage area network) LAN Switch FC Switch Server Server SharkFin3 Enterprise Storage server ESS 800 §Cache up to 64GB §RAID support 5,10 §Capacity up to 56TB §Support SAN §Supports about 28 various OS and their clones § Inteligent disk array j0285750 j0285750 j0285750 464195 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 14 IS/IT outsourcing services - VUT FI 18.5.2010 Auditing §Record of access to protected resources –Access to data storage (files, dataset, etc.). –Running applications (applications, batch, commands) –User login §The audit settings must be made very carefully because of performance and volume of data §For non-critical items to create a record of unsuccessful approaches only §Auditing can also be used for estimating the initial security settings §In addition to the audit we have system and application logs. Usually, it can be set what should be logged §Audit records, system logs and selected application log to be kept tens of days. Access to the audit, the system logs must be restricted to authorized persons only. 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 15 IS/IT outsourcing services - VUT FI 18.5.2010 Categorization of computers §Personal Computer PC (IBM PC) § §Midrange (AS/400) § § Linux (AIX) servers (eServer p5 590) – §Mainframe (z890) j0285750 Bez názvu z8xx_fullright p5590angle 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 16 IS/IT outsourcing services - VUT FI 18.5.2010 Transactions §Transactions –smallest unit of work –Atomicity - a transaction is the smallest unit of work, either they are all part of the transaction carried out or none –consistency - after the transaction data must be in the data source in a consistent state –isolation - the individual transactions are separated –persistency - if the transaction is successfuly finished than caused changes are permanent – 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 17 IS/IT outsourcing services - VUT FI 18.5.2010 Batch file lives –Batch file –Administration •Streamlining routine repetitive activities •Efficient batch processing •A wide variety of scripting languages usually strongly linked with OS. (eg, REXX) –Industrial and commercial applications •Effective way to mass data processing without human intervention •Easy modification •Using task scheduler (eg, TWS), you can link batches and create a batch very complex structure. •Again, a very wide variety of scripting languages (JCL, REXX) 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 18 IS/IT outsourcing services - VUT FI 18.5.2010 Agenda §Heterogeneous environments and remote administration –Heterogeneous environments –Remote administration –Products –Helpdesk –Follow the sun –Single point –Pro-actiove approach –Automatization –Administration on service level –TEC, SA TN – – § 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 19 IS/IT outsourcing services - VUT FI 18.5.2010 Heterogeneous environments and remote administration §Heterogeneous environments –Various HW –Various OS –Various networks Síť Windows XP PC Linux PC OS/400 AS/400 zOS Mainframe TCP↔SNA j0285750 j0285750 AS400-Model-270 z8xx_fullright 3745 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 20 IS/IT outsourcing services - VUT FI 18.5.2010 Heterogeneous environments and remote administration §Remote administration –Administration of networks and the Internet –Administration of Backup Management and SAN –Administration of systems and applications –Administration of processes §Single point administration §Incident handling §Pro-active approach and defect prevention §System automation § § § § § 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 21 IS/IT outsourcing services - VUT FI 18.5.2010 Heterogeneous environments and remote administration §Usually a package of products under one name with the possibility of interconnections §Cover many operating systems, types of networks, hardware and applications §Main Products Remote administration –OpenView (HP) –Unicenter TNG (CA) –Spectrum (Cabletron) –Tivoli NetView (IBM) –Sun Solstice (Sun Microsystems) § 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 22 IS/IT outsourcing services - VUT FI 18.5.2010 Heterogeneous environments and remote administration §Help desk connection § Incident Incident detection Visualisation of incident on single point of control Incident report Helpdesk j0285750 j0285750 j0285750 j0285750 j0285750 j0285750 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 23 IS/IT outsourcing services - VUT FI 18.5.2010 Heterogeneous environments and remote administration §Follow the sun –Handover of management between the centers located in different places depending on time of day –Utilization of systems and errors apperiance depends on the time of day –Cost Savings –Availability of support MCj01985640000[1] 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 24 IS/IT outsourcing services - VUT FI 18.5.2010 Heterogeneous environments and remote administration §Single point of administration § j0285750 j0285750 j0285750 j0285750 System A Incident HW Incident DB System B Incident HW1 Incident HW2 System C Incident HDD Incident RAM System D Incident HDD Incident Print j0285750 Incident A B C D HW 1 2 0 0 DB 1 0 0 0 HDD 0 0 1 1 RAM 0 0 1 0 Print 0 0 0 1 --------------------------------------------------------------------------- 14:31 SYS A: Harmless problem DB 14:11 SYS C: Serious problem RAM 14:01 SYS A: FATAL ERROR HW 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 25 IS/IT outsourcing services - VUT FI 18.5.2010 Heterogeneous environments and remote administration §Pro-active approach and defect prevention § Disk full 20% Fast space allocation indicated Critical treashold reached Recovery submited Resolved situation 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 26 IS/IT outsourcing services - VUT FI 18.5.2010 Heterogeneous environments and remote administration §System administration automatization System event (e.g..: out of memory) Configuration Event 1 Event 2 Event 3 Event 4 Event 5 Event 6 Event 7 Action Action 1 Action 2 Action 3 Action 4 Action 5 Parameters System 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 27 IS/IT outsourcing services - VUT FI 18.5.2010 Heterogeneous environments and remote administration §Administration at the service level –Monitoring HW, OS and network status is not sufficient –Customer interest is in its business rather than the state of HW, OS –The need for special applications for monitoring transactions and run customer application (eg: IBM Tivoli Business Systems Manager and Candle OMEGAMON) –Error at HW, OS or network results in a reduction in activity of the customer 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 28 IS/IT outsourcing services - VUT FI 18.5.2010 OS Program Print1 Prog. Backup1 Key application Heterogeneous environments and remote administration §Administration at the level of services - an example –The printer has jammed paper –Print1 program can not print and is waiting –Program Backup1 is waiting for the output of Print1 –Programs in the pool do not have enough memory and waiting – MCj02909410000[1] Salary calc. Memory HC Defragmentation Pool MCj03463170000[1] 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 29 IS/IT outsourcing services - VUT FI 18.5.2010 Heterogeneous environments and remote administration §Administration at the service level –Batch flow – control over batch files with regard to the plan. It helps identify consequent delays and problems with the timely start of follow-up application –Supervision of transaction applications. Supervision of the load and error rates (number of failed transactions). –Supervision of key transactions –Supervision on key applications. The diversity of applications makes this a particularly challenging task. . §The result is –Warning of responsible administrator (human intervention) –Automatic action (if used automation) 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 30 IS/IT outsourcing services - VUT FI 18.5.2010 TEC, SA NV §TEC – Tivoli Enterprise Console –Central point of the whole suite of management products, Tivoli –Requires installed Tivoli Management Framework (TMF) §SA Netview – Tivoli System Automation –Central point of management above many systems –Functions for self-corections of system and key applications – 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 31 IS/IT outsourcing services - VUT FI 18.5.2010 TEC – Tivoli Enterprise Console ecouz073 untitled 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 32 IS/IT outsourcing services - VUT FI 18.5.2010 SA Netview – Tivoli System Automation 21 21 IBM IDC Brno © 2003 IBM Corporation ibm_light_gray_logo_300dpi ‹#› IS/IT outsourcing services - VUT FI 18.5.2010 OnDemand_wh_bl 33 IS/IT outsourcing services - VUT FI 18.5.2010 Questions? § § § MCj04348590000[1]