Under Mach, and like UNIX, the operating system again becomes primarily a collection of utilities.

Under Mach, the IPC system was used for this role instead.

Under Mach this was well defined and easy to implement ; it was the very process of accessing that memory, the ports, that was made a first-class citizen of the system.

Under Mach, the bits of the operating system are isolated in servers, which are able to run, like any other program, on any processor.

Under these conditions, drag and lift coefficient are functions depending exclusively on the angle of attack of the body and Mach and Reynolds numbers.

Under Mach, the virtual memory system, supported by the memory management unit ( MMU ), was expected to provide a lightweight solution to copying data, by simply mapping the same data in memory into the two programs.

Under Mach the decision of where to place the VM system is not so obvious — although the kernel is in control of RAM and the MMU, the disk handlers are part of external client programs.

Under the auspices of the Renaissance wasn't primarily concerned with legitimacy, but survival of the state.

Dylan critic Patrick Humphries, author of The Complete Guide to the Music of Bob Dylan, was particularly harsh in his assessment of Under the Red Sky, stating the album " was everything Oh Mercy wasn't — sloppily written songs, lazily performed and unimaginatively produced.

Under previous general manager Gebhard, the Rockies had largely neglected their farm system and mostly relied on signing veteran free agents from other clubs ; this was possible due to the high attendance numbers in the club's first few years of attendance.

Under the slogan " As much government as necessary, as little government as possible ," the FDP tries to limit the state involvement in the life of the individual as far as possible.

Under meager point-set hypotheses, namely sobriety, this is completely accurate — it is possible to recover a sober space from its associated site.

Under Cardinal Fleury's administration, peace was maintained as long as possible.

Under such circumstances, it was not possible for Milch, Udet or Kesselring to produce a formidable strategic bombing force even had they wanted to.

Under optimum conditions possible in commercial warehouses, potatoes can be stored for up to ten to twelve months.

Under Diaghilev's guidance, Prokofiev chose his subject from a collection of folktales by the ethnographer Alexander Afanasyev ; the story, concerning a buffoon and a series of confidence tricks, had been previously suggested to Diaghilev by Igor Stravinsky as a possible subject for a ballet, and Diaghilev and his choreographer Léonide Massine helped Prokofiev to shape this into a ballet scenario.

Under universal precautions all patients were considered to be possible carriers of blood-borne pathogens.

* July 31 – WWII – The Holocaust: Under instructions from Adolf Hitler, Nazi official Hermann Göring orders S. S. General Reinhard Heydrich to " submit to me as soon as possible a general plan of the administrative material and financial measures necessary for carrying out the desired Final Solution of the Jewish question.

Under the Act, national parks are to be maintained in their natural state as far as possible to retain their value as soil, water and forest conservation areas.

Under the leadership of Raeder and even more so under his successor Karl Dönitz, it was official policy for naval courts-martial to impose the death penalty as often as possible, no matter how slight the offence, so that the sailors would fear their officers more than the enemy.

Under Anthemius he was raised to the rank of patrician, becoming a possible threat to Ricimer, the powerful kingmaker behind the western throne.

The narwhal was one of two possible explanations of the giant sea phenomenon written by Jules Verne in his book Twenty Thousand Leagues Under the Sea.

Under the male-preference primogeniture in use in the United Kingdom, a daughter, sister, or other female relative of a monarch may be heir presumptive, but none has ever been heir apparent, since it has always been ( theoretically ) possible for the monarch to beget or bear a male heir who would displace any female heir, even an older sister.

Under the new absolute primogeniture system, it will be more possible for there to be a female heir apparent, a situation which would likely result in a first born daughter of a monarch to become " Princess of Wales " in her own right.

Under this principle, an explanation is valid if it is the best possible explanation of a set of known data.

Under the original playoff format, it was possible, though thoroughly unlikely, that the runner-up would not qualify for Europe ; the following year, the format was changed so that the second-place team was assured of no worse than a UEFA Cup berth.

Under Presidents Nixon and Ford, Henry Kissinger's expanded NSC staff concentrated on acquiring analytical information from the various departments that would allow the National Security Adviser to put before the President the best possible range of options for decision.

Under the right conditions of over-voltage and line impedance, it may be possible to cause the MOV to burst into flames, the root cause of many fires and the main reason for NFPA ’ s concern resulting in UL1449 in 1986 and subsequent revisions in 1998 and 2009.

Under this theory as the reader is reading a sentence, he or she creates the simplest structure possible in order to minimize effort and cognitive load.

Under these circumstances, even if colloquially speaking one might say a person is acting of his own free will, a conviction of murder is possible.

Under some conditions, explosive regrowth of pathogenic microorganisms is possible.

When Wheatstone offered to demonstrate that three out of four boys in a nearby school could learn to use it in 15 minutes, the Under Secretary of the Foreign Office responded, " That is very possible, but you could never teach it to attachés.

Under new management it was revitalized and saw a partial return to its original domestic role with the reintroduction of several domestic scheduled routes, because of the addition of two Shorts Skyvan SC7 aircraft, and a second Twin Otter DHC-6 aircraft.

Under Roman law, a former gladiator could not " offer such services those of a gladiator after manumission, because they cannot be performed without endangering life.

Under some circumstances, and in some technical contexts, transcluded sections of text may not require strict adherence to the " context neutrality " principle, because the transcluded sections are capable of parameterization.

Under the rules, loss of control because of mental illness was no defense.

Under Caesar, a significant amount of authority was vested in his lieutenants, mostly because Caesar was frequently out of Italy.

Under these circumstances, during much of the Siege of Leningrad ( 1941 – 1944 ), Lake Ladoga provided the only access to the besieged city because a section of the eastern shore remained in Soviet hands.

Under a field electrons are not able to adopt a different wave vector because there are no empty states to move into.

Under protest from the PLO, Iraq, and Libya, who claimed that because Abu Daoud was traveling to a PLO comrade's funeral he should receive diplomatic immunity, the French government refused a West German extradition request on grounds that forms had not been filled in properly, and put him on a plane to Algeria before Germany could submit another request.

Under this system, Norwegian is grouped together with the neighbouring languages Danish and Swedish, because the last millennium has seen all three undergo important changes, especially in grammar and lexis, which have set them apart from Faroese and Icelandic.

Under this definition, plane tilings and space tilings ( honeycombs ) are considered to be polytopes, and are sometimes classed as apeirotopes because they have infinitely many cells ; tilings of hyperbolic spaces are also included under this definition.

Under Pennoyer, personal jurisdiction was authorized by statutes authorizing service of process, but these methods of service often lacked because they required such service to be effected by officers of the state, such as sheriffs – an untenable method for defendants located outside of the state but still subject to jurisdiction due to their contacts with the state.

Under the " first past the post " ( plurality ) system voters are encouraged to vote tactically by voting for only one of the two leading candidates, because a vote for any other candidate will not affect the result.

Under runoff voting this tactic, known as " compromising ", is sometimes unnecessary because, even if a voter's favourite candidate is eliminated in the first round, they will still have an opportunity to influence the result of the election by voting for a more popular candidate in the second round.

Under the UK Employment Equality ( Sexual Orientation ) Regulations 2003, as explained by Advisory, Conciliation and Arbitration Service, " workers or job applicants must not be treated less favourably because of their sexual orientation, their perceived sexual orientation or because they associate with someone of a particular sexual orientation.

Under the equal footing doctrine, however, Texas was found not to have control over the three-mile belt after admission into the Union, because the original states did not at the time of joining the union control such waters.

" Under this section, employers may not make rules that prevent an employee from disclosing information to the government in furtherance of a false claims action, an employer may not discharge, demote, suspend, threaten, harass, deny promotion to, or in any other manner discriminate against, an employee in the terms and conditions of employment because he or she has disclosed information to the government.

Under the pressure of invasion by multiple tribes, Gallienus ' troubles mostly lay with Postumus, whom he could not attack, mostly because his attention was required in dealing with Macrianus and the invading " Skythai.

Under Fascism with the Podestà Genoese-Zerbi, in 1927 the city became an administrative centre for the surrounding municipalities and was called Grande Reggio (‘ Greater Reggio ’), but because of its strategic military position, it suffered a devastating air raid by the British 8th Army in 1943.

Under John's rule the barons had supported an invasion by Prince Louis because they disliked the way that John had ruled the country.

Under the dictatorship of Franco the celebration lost much of its satirical nature because of government censorship, but the monuments were among the few fervent public expressions allowed then, and they could be made freely in Valencia.

Under these circumstances, a case where the affidavit was proved ineffective emerged in 1961 and in spite of — rather than because of — protest prior to 1961, the disclaimer requirement was excised.

Under the command of the British minister to China, Claude Maxwell MacDonald, the legation staff and security personnel defended the compound with small arms, three machine guns, and one old muzzle-loaded cannon, which was nicknamed the International Gun because the barrel was British, the carriage Italian, the shells Russian, and the crew American.

Under the circumstances, MX without fallback to A wouldn't have worked because of the substantial installed base of mail servers using A records.