The other side of the coin is when new work appears — say a new goroutine is created or a channel unblocks. The runtime is even more conservative here: it only wakes up a sleeping thread if there are zero spinners. If there’s already a spinning thread out there, it’ll pick up the new work. The goal is simple: always have someone ready to grab new work, but not too many someones.
the switch path, and eliminating all mutex acquisitions from the
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Фото: Komsomolskaya Pravda / Globallookpress.com
Having spoken of the Right of Gods Soveraignty, as grounded onely on
Инспектор МЧС России торговала правами на лодки и катера08:52