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OS intro - Coggle Diagram
OS intro
Sys call (read(fd,buffer,nbytes))
1.push nbytes
2.push &buffer
3.push FD
4.put code for readding register
5.trap to kernel
6.dispatch
7.sys call handler
9.return to caller
10.increment SP
Memoria
registri
cache associativa
ram
magnetic disks
Sistemi
monolitici
stratificati
microkernel
client-server
virtual machines
Ciclo di vita
ready
running
blocked