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# KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________.

## Präsentation zum Thema: "KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________."—  Präsentation transkript:

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.1 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.2 Juli-01 Prof. G. Staib Betriebssystemschichten

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.3 Juli-01 Prof. G. Staib Scheduling

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.4 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.5 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.6 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.7 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.8 Juli-01 Prof. G. Staib Non-preemptives Scheduling First Come First Serve (FCFS) Shortest Job First (SJF) T m =(10+14+17):3=13,67 T m =(3+7+17):3=9,0

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.9 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.10 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.11 Juli-01 Prof. G. Staib Speicherverwaltung

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.12 Juli-01 Prof. G. Staib Begriffe Adressen / Adressraum Logische Adressen / Logischer Adressraum Physische Adressen / Phys. Adressraum Virtueller Adressraum Page / Seite / Segment Selector / Descriptor Swapping / Paging / Auslagerung Memory Management / MMU

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.13 Juli-01 Prof. G. Staib Speicher Hauptspeicher Phys. Speicher Arbeitsspeicher Phys. Speicher Virtueller Speicher Cache Speicher 1. Level 2. Level Plattencache

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.14 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.15 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.16 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.17 Juli-01 Prof. G. Staib Speicher

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.18 Juli-01 Prof. G. Staib Speicher ROM PROM EPROM EEPROM RAM DRAM SRAM VRAM Magnet. Speichermedien Diskette Festplatte Magnetbänder Optische Medien CD-ROM Magneto-Optisch

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.19 Juli-01 Prof. G. Staib Datenspeicher Bandlaufwerke Festplatten (DASD – „direct access storage device“ (SCSI – intern - extern ) Disk farms CD / MO –Laufwerke CD-Server Juke-Boxen Daten im Netzwerk SAS (Server Attached Storage)

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.20 Juli-01 Prof. G. Staib Interrupt

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.21 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.22 Juli-01 Prof. G. Staib

KA – Rechnerarchitektur II ____________________________________________________________________________________________ ____________________________________________________________________________________________ KA.R.2.1.23 Juli-01 Prof. G. Staib

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