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Diffstat (limited to 'aoc/n3.lyx')
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1 files changed, 210 insertions, 0 deletions
diff --git a/aoc/n3.lyx b/aoc/n3.lyx new file mode 100644 index 0000000..e5cf2df --- /dev/null +++ b/aoc/n3.lyx @@ -0,0 +1,210 @@ +#LyX 2.3 created this file. For more info see http://www.lyx.org/ +\lyxformat 544 +\begin_document +\begin_header +\save_transient_properties true +\origin unavailable +\textclass book +\use_default_options true +\begin_modules +algorithm2e +\end_modules +\maintain_unincluded_children false +\language spanish +\language_package default +\inputencoding auto +\fontencoding global +\font_roman "default" "default" +\font_sans "default" "default" +\font_typewriter "default" "default" +\font_math "auto" "auto" +\font_default_family default +\use_non_tex_fonts false +\font_sc false +\font_osf false +\font_sf_scale 100 100 +\font_tt_scale 100 100 +\use_microtype false +\use_dash_ligatures true +\graphics default +\default_output_format default +\output_sync 0 +\bibtex_command default +\index_command default +\paperfontsize default +\spacing single +\use_hyperref false +\papersize default +\use_geometry false +\use_package amsmath 1 +\use_package amssymb 1 +\use_package cancel 1 +\use_package esint 1 +\use_package mathdots 1 +\use_package mathtools 1 +\use_package mhchem 1 +\use_package stackrel 1 +\use_package stmaryrd 1 +\use_package undertilde 1 +\cite_engine basic +\cite_engine_type default +\biblio_style plain +\use_bibtopic false +\use_indices false +\paperorientation portrait +\suppress_date false +\justification true +\use_refstyle 1 +\use_minted 0 +\index Index +\shortcut idx +\color #008000 +\end_index +\secnumdepth 3 +\tocdepth 3 +\paragraph_separation indent +\paragraph_indentation default +\is_math_indent 0 +\math_numbering_side default +\quotes_style french +\dynamic_quotes 0 +\papercolumns 1 +\papersides 1 +\paperpagestyle default +\tracking_changes false +\output_changes false +\html_math_output 0 +\html_css_as_file 0 +\html_be_strict false +\end_header + +\begin_body + +\begin_layout Standard +Para aprovechar los recursos de un multiprocesador se suele usar el modelo + +\series bold +STMD +\begin_inset Foot +status open + +\begin_layout Plain Layout +Nadie lo llama así. +\end_layout + +\end_inset + + +\series default + ( +\emph on +\lang english +Single Thread, Multiple Data +\emph default +\lang spanish +) o +\series bold +SPMD +\series default + ( +\emph on +\lang english +Single Program, Multiple Data +\emph default +\lang spanish +), una forma de MIMD consistente en ejecutar el mismo programa con distintas + entradas en varios procesadores a la vez para obtener resultados más rápido. +\end_layout + +\begin_layout Section +Cachés +\end_layout + +\begin_layout Standard +\begin_inset ERT +status open + +\begin_layout Plain Layout + + +\backslash +sremember{ETC} +\end_layout + +\end_inset + + +\end_layout + +\begin_layout Standard + +\series bold +Políticas de escritura +\end_layout + +\begin_layout Itemize + +\series bold +Escritura directa +\series default + ( +\emph on +\lang english +write through +\emph default +\lang spanish +): Las escrituras se hacen a la vez en la caché y en memoria. + Si el bloque no está en caché, se suele escribir directamente [...] en memoria + [...] ( +\emph on +\lang english +no write allocate +\emph default +\lang spanish +), [...] también se puede traer el bloque a la caché ( +\emph on +\lang english +write allocate +\emph default +\lang spanish +) [...] +\end_layout + +\begin_layout Itemize + +\series bold +Pos-escritura +\series default + ( +\emph on +\lang english +write back +\emph default +\lang spanish +): Las escrituras se hacen sólo en la caché, y sólo se actualiza la [...] memoria + al sacar el bloque [...]. + Es necesario un +\series bold +bit de modificación +\series default + [...] en cada bloque [...]. +\end_layout + +\begin_layout Standard +\begin_inset ERT +status open + +\begin_layout Plain Layout + + +\backslash +eremember +\end_layout + +\end_inset + + +\end_layout + +\end_body +\end_document |