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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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