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Re: proxy cache stampede

Vladimir Stavrinov
September 22, 2011 07:16AM
On Thu, Sep 22, 2011 at 04:25:24PM +0600, Danila Shtan wrote:

> Балансировка нагрузки (Load Balancing) это распределение запросов
> между бэкендами.
> А не кэширование промежуточного результата.
>
> Это значит, что когда такой сервер "лезет в бэкенд" — ТОГДА он
> выполняет свое предназначение по балансировке нагрузки.
>

Люблю таких специлистов, которые делают уверенные утверждения форме
лекций, особенно когда не в курcе того что обсуждается и в результате
уверенно попадают пальцем в небо.

Backend и Frontend - это роли которые может исполнять один и тот же
субъект. Так же как например и сервер в одном соединении исполняет роль
сервера а в другом - роль клиента. Load Balancer в данном случае не
является ни Frontend-ом ни Backend-ом, потому что у него нет никакого
контента и он ничего не отдаёт клиентам. Это не web сервер. Это своего
рода диспетчер и gatekeeper которые распределяют запросы между зеркалами
и кэширующими серверами. Frontend-ами в данном случае являются
кэширующие сервера, Backend-ом для которых может служить одно из зеркал.
Кэширующие сервера - это альтернатива зеркалам - и об этом я уже писал.

--

***************************
## Vladimir Stavrinov
## vstavrinov@gmail.com
***************************

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Subject Author Posted

proxy cache stampede

Vladimir Stavrinov September 21, 2011 11:14AM

Re: proxy cache stampede

Alex Vorona September 21, 2011 11:28AM

Re: proxy cache stampede

Vladimir Stavrinov September 21, 2011 12:16PM

Re: proxy cache stampede

Alex Vorona September 21, 2011 01:32PM

Re: proxy cache stampede

Vladimir Stavrinov September 21, 2011 03:22PM

Re: proxy cache stampede

miksir September 21, 2011 04:00PM

Re: proxy cache stampede

Vladimir Stavrinov September 21, 2011 04:58PM

Re: proxy cache stampede

Vladimir Stavrinov September 21, 2011 06:40PM

Re: proxy cache stampede

Oleksandr V. Typlyns'kyi September 21, 2011 07:28PM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 08:34AM

Re: proxy cache stampede

Gena Makhomed September 22, 2011 08:56AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 09:16AM

Re: proxy cache stampede

kav September 22, 2011 09:20AM

Re: proxy cache stampede

Gena Makhomed September 22, 2011 12:26PM

Re: proxy cache stampede

Daniel Podolsky September 22, 2011 12:50PM

Re: proxy cache stampede

Gena Makhomed September 22, 2011 01:28PM

Re: proxy cache stampede

Daniel Podolsky September 22, 2011 03:52PM

Re: proxy cache stampede

Alex Vorona September 22, 2011 04:28PM

Re: proxy cache stampede

Daniel Podolsky September 22, 2011 04:38PM

Re: proxy cache stampede

Gena Makhomed September 22, 2011 04:56PM

Re: proxy cache stampede

Alexandr Gomoliako September 22, 2011 06:02PM

Re: proxy cache stampede

Daniel Podolsky September 22, 2011 07:06PM

Re: proxy cache stampede

Maxim Dounin September 22, 2011 07:42PM

Re: proxy cache stampede

Gena Makhomed September 23, 2011 06:50AM

Re: proxy cache stampede

Maxim Dounin September 23, 2011 07:22AM

Re: proxy cache stampede

miksir September 22, 2011 09:02AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 10:48AM

Re: proxy cache stampede

Oleksandr V. Typlyns'kyi September 22, 2011 11:18AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 12:26PM

Re: proxy cache stampede

miksir September 22, 2011 12:46PM

Re: proxy cache stampede

Alexandr Gomoliako September 22, 2011 12:46PM

Re: proxy cache stampede

Gena Makhomed September 22, 2011 01:10PM

Re: proxy cache stampede

Oleksandr V. Typlyns'kyi September 22, 2011 02:38PM

Re: proxy cache stampede

Alexandr Gomoliako September 22, 2011 11:26AM

Re: proxy cache stampede

Alexandr Gomoliako September 22, 2011 11:30AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 12:56PM

Re: proxy cache stampede

Андрей Василишин September 22, 2011 09:14AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 09:28AM

Re: proxy cache stampede

Андрей Василишин September 22, 2011 04:38PM

Re: proxy cache stampede

Oleksandr V. Typlyns'kyi September 22, 2011 09:26AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 01:12PM

Re: proxy cache stampede

ramm September 22, 2011 01:16AM

Re: proxy cache stampede

Daniel Podolsky September 22, 2011 02:06AM

Re: proxy cache stampede

ramm September 22, 2011 02:16AM

Re: proxy cache stampede

Rush September 22, 2011 02:28AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 08:10AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 06:12AM

Re: proxy cache stampede

ramm September 22, 2011 06:26AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 07:16AM

Re: proxy cache stampede

miksir September 22, 2011 07:36AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 09:06AM

Re: proxy cache stampede

ramm September 22, 2011 10:18AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 11:50AM

Re: proxy cache stampede

Alex Vorona September 22, 2011 01:34AM

Re: proxy cache stampede

Vladimir Stavrinov September 22, 2011 05:56AM

Re: proxy cache stampede

Alex Vorona September 22, 2011 06:24AM

Re: proxy cache stampede

Maxim Dounin September 21, 2011 12:08PM

Re: proxy cache stampede

Vladimir Stavrinov September 21, 2011 12:34PM

Re: proxy cache stampede

Maxim Dounin September 21, 2011 08:08PM

Re: proxy cache stampede

Vladimir Stavrinov September 23, 2011 02:36AM

Re: proxy cache stampede

Maxim Dounin September 23, 2011 06:16AM

Re: proxy cache stampede

Vladimir Stavrinov September 23, 2011 06:46AM

Re: proxy cache stampede

Maxim Dounin September 23, 2011 07:30AM

Re: proxy cache stampede

Alex Antropoff September 22, 2011 02:22AM

Re: proxy cache stampede

Rush September 22, 2011 02:58AM

Re: proxy cache stampede

Alex Vorona September 22, 2011 03:22AM

Re: proxy cache stampede

Rush September 22, 2011 03:32AM

Re: proxy cache stampede

Alex Vorona September 22, 2011 04:38AM

Re: proxy cache stampede

Rush September 22, 2011 07:14AM

Re: proxy cache stampede

Alex Vorona September 22, 2011 09:18AM

nginx + memcache + 404

kisulja2000@mail.ru September 22, 2011 12:04PM

Re: nginx + memcache + 404

kisulja2000@mail.ru September 22, 2011 12:16PM



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