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Sun, 27 Mar 2022 11:37:08 -0700 (PDT) Received: from sachi ([146.71.0.141]) by smtp.googlemail.com with ESMTPSA id d189-20020a3768c6000000b0067b248d6b3bsm6767075qkc.46.2022.03.27.11.37.07 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 27 Mar 2022 11:37:08 -0700 (PDT) To: Subject: Re: Re: Parallel processing X-Mailer: MH-E 8.6+git; GNU Mailutils 3.13; GNU Emacs 27.2 Date: Sun, 27 Mar 2022 11:37:05 -0700 From: "jdh" Message-ID: <20220327113705.1799@sachi> User-Agent: MH (GNU Mailutils 3.13) X-Seq: 27630 Archived-At: X-Loop: zsh-users@zsh.org Errors-To: zsh-users-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-users-request@zsh.org X-no-archive: yes List-Id: List-Help: List-Subscribe: List-Unsubscribe: List-Post: List-Owner: List-Archive: Re: the phrase "parallel processing": So that beginners do not get the wrong idea I wish to make clear that Unix based systems are not designed to, and can not do parallel processing. Strictly speaking it is also not designed to do real time processing. Unix/Linux does do multitasking by using task switching. Unix based systems does allow users with the proper priviledge to set task priority, which helps in deciding which task gets more run time. dh