2021
Reproducible execution of POSIX programs with DiOS
ROČKAI, Petr, Zuzana BARANOVÁ, Jan MRÁZEK, Katarína KEJSTOVÁ, Jiří BARNAT et. al.Základní údaje
Originální název
Reproducible execution of POSIX programs with DiOS
Autoři
ROČKAI, Petr (703 Slovensko, domácí), Zuzana BARANOVÁ (703 Slovensko, domácí), Jan MRÁZEK (203 Česká republika, domácí), Katarína KEJSTOVÁ (703 Slovensko, domácí) a Jiří BARNAT (203 Česká republika, domácí)
Vydání
Software & Systems Modeling, Springer, 2021, 1619-1366
Další údaje
Jazyk
angličtina
Typ výsledku
Článek v odborném periodiku
Obor
10201 Computer sciences, information science, bioinformatics
Stát vydavatele
Německo
Utajení
není předmětem státního či obchodního tajemství
Odkazy
Impakt faktor
Impact factor: 2.211
Kód RIV
RIV/00216224:14330/21:00118773
Organizační jednotka
Fakulta informatiky
UT WoS
000582103200001
Klíčová slova anglicky
model checking; posix; operating system; llvm; verification; model
Příznaky
Mezinárodní význam, Recenzováno
Změněno: 28. 4. 2022 09:50, RNDr. Pavel Šmerk, Ph.D.
Anotace
V originále
In this paper, we describe DiOS, a lightweight model operating system, which can be used to execute programs that make use of POSIX APIs. Such executions are fully reproducible: running the same program with the same inputs twice will result in two exactly identical instruction traces, even if the program uses threads for parallelism. DiOS is implemented almost entirely in portable C and C++: although its primary platform is DiVM, a verification-oriented virtual machine, it can be configured to also run in KLEE, a symbolic executor. Finally, it can be compiled into machine code to serve as a user-mode kernel. Additionally, DiOS is modular and extensible. Its various components can be combined to match both the capabilities of the underlying platform and to provide services required by a particular program. Components can be added to cover additional system calls or APIs or removed to reduce overhead. The experimental evaluation has three parts. DiOS is first evaluated as a component of a program verification platform based on DiVM. In the second part, we consider its portability and modularity by combining it with the symbolic executor KLEE. Finally, we consider its use as a standalone user-mode kernel.
Návaznosti
GA18-02177S, projekt VaV |
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