build based on f03ff94

dev/.documenter-siteinfo.json

@@ -1 +1 @@
-{"documenter":{"julia_version":"1.10.0","generation_timestamp":"2024-01-21T16:02:16","documenter_version":"1.2.1"}}
+{"documenter":{"julia_version":"1.10.0","generation_timestamp":"2024-01-22T09:47:19","documenter_version":"1.2.1"}}

dev/examples/index.html

@@ -20,19 +20,19 @@
         [ Int[] ]
     end
 end</code></pre><pre class="documenter-example-output"><code class="nohighlight hljs ansi">4-element Vector{Vector{Vector{Int64}}}:
- [[4, 15, 30], [18, 9, 22], [9, 1, 19], [7, 7, 13]]
+ [[3, 3, 4], [25, 16, 20], [1, 5, 29], [21, 8, 10]]
  [[]]
  [[]]
  [[]]</code></pre><p>Note that only the first entry contains meaningful data in previous output.</p><pre><code class="language-julia hljs">a_rcv = scatter(a_snd,source=1)</code></pre><pre class="documenter-example-output"><code class="nohighlight hljs ansi">4-element Vector{Vector{Int64}}:
- [4, 15, 30]
- [18, 9, 22]
- [9, 1, 19]
- [7, 7, 13]</code></pre><p>After the scatter, all the parts have received their chunk. Now, we can count in parallel.</p><pre><code class="language-julia hljs">b_snd = map(ai-&gt;count(isodd,ai),a_rcv)</code></pre><pre class="documenter-example-output"><code class="nohighlight hljs ansi">4-element Vector{Int64}:
- 1
+ [3, 3, 4]
+ [25, 16, 20]
+ [1, 5, 29]
+ [21, 8, 10]</code></pre><p>After the scatter, all the parts have received their chunk. Now, we can count in parallel.</p><pre><code class="language-julia hljs">b_snd = map(ai-&gt;count(isodd,ai),a_rcv)</code></pre><pre class="documenter-example-output"><code class="nohighlight hljs ansi">4-element Vector{Int64}:
+ 2
  1
  3
- 3</code></pre><p>Finally we reduce the partial sums.</p><pre><code class="language-julia hljs">b_rcv = reduction(+,b_snd,init=0,destination=1)</code></pre><pre class="documenter-example-output"><code class="nohighlight hljs ansi">4-element Vector{Int64}:
- 8
+ 1</code></pre><p>Finally we reduce the partial sums.</p><pre><code class="language-julia hljs">b_rcv = reduction(+,b_snd,init=0,destination=1)</code></pre><pre class="documenter-example-output"><code class="nohighlight hljs ansi">4-element Vector{Int64}:
+ 7
  0
  0
  0</code></pre><p>Only the destination rank will receive the correct result.</p><h2 id="Point-to-point-communication"><a class="docs-heading-anchor" href="#Point-to-point-communication">Point-to-point communication</a><a id="Point-to-point-communication-1"></a><a class="docs-heading-anchor-permalink" href="#Point-to-point-communication" title="Permalink"></a></h2><p>Each rank generates some message (in this case an integer 10 times the current rank id). Each rank sends this data to the next rank. The last one sends it to the first, closing the circle. After repeating this exchange a number of times equal to the number of ranks, we check that we ended up with the original message.</p><p>First, each rank generates the ids of the neighbor to send data to.</p><pre><code class="language-julia hljs">using PartitionedArrays
@@ -150,4 +150,4 @@
  []
  [-2.0]</code></pre><p>Update the matrix and the vector accordingly:</p><pre><code class="language-julia hljs">pvector!(b,VV,cacheb) |&gt; wait
 psparse!(A,V,cacheA) |&gt; wait</code></pre><p>The solution should be the same as before in this case.</p><pre><code class="language-julia hljs">r = A*x - b
-norm(r)</code></pre><pre class="documenter-example-output"><code class="nohighlight hljs ansi">6.280369834735101e-16</code></pre><hr/><p><em>This page was generated using <a href="https://github.com/fredrikekre/Literate.jl">Literate.jl</a>.</em></p></article><nav class="docs-footer"><a class="docs-footer-prevpage" href="../usage/">« Usage</a><a class="docs-footer-nextpage" href="../reference/backends/">Back-ends »</a><div class="flexbox-break"></div><p class="footer-message">Powered by <a href="https://github.com/JuliaDocs/Documenter.jl">Documenter.jl</a> and the <a href="https://julialang.org/">Julia Programming Language</a>.</p></nav></div><div class="modal" id="documenter-settings"><div class="modal-background"></div><div class="modal-card"><header class="modal-card-head"><p class="modal-card-title">Settings</p><button class="delete"></button></header><section class="modal-card-body"><p><label class="label">Theme</label><div class="select"><select id="documenter-themepicker"><option value="documenter-light">documenter-light</option><option value="documenter-dark">documenter-dark</option><option value="auto">Automatic (OS)</option></select></div></p><hr/><p>This document was generated with <a href="https://github.com/JuliaDocs/Documenter.jl">Documenter.jl</a> version 1.2.1 on <span class="colophon-date" title="Sunday 21 January 2024 16:02">Sunday 21 January 2024</span>. Using Julia version 1.10.0.</p></section><footer class="modal-card-foot"></footer></div></div></div></body></html>
+norm(r)</code></pre><pre class="documenter-example-output"><code class="nohighlight hljs ansi">6.280369834735101e-16</code></pre><hr/><p><em>This page was generated using <a href="https://github.com/fredrikekre/Literate.jl">Literate.jl</a>.</em></p></article><nav class="docs-footer"><a class="docs-footer-prevpage" href="../usage/">« Usage</a><a class="docs-footer-nextpage" href="../reference/backends/">Back-ends »</a><div class="flexbox-break"></div><p class="footer-message">Powered by <a href="https://github.com/JuliaDocs/Documenter.jl">Documenter.jl</a> and the <a href="https://julialang.org/">Julia Programming Language</a>.</p></nav></div><div class="modal" id="documenter-settings"><div class="modal-background"></div><div class="modal-card"><header class="modal-card-head"><p class="modal-card-title">Settings</p><button class="delete"></button></header><section class="modal-card-body"><p><label class="label">Theme</label><div class="select"><select id="documenter-themepicker"><option value="documenter-light">documenter-light</option><option value="documenter-dark">documenter-dark</option><option value="auto">Automatic (OS)</option></select></div></p><hr/><p>This document was generated with <a href="https://github.com/JuliaDocs/Documenter.jl">Documenter.jl</a> version 1.2.1 on <span class="colophon-date" title="Monday 22 January 2024 09:47">Monday 22 January 2024</span>. Using Julia version 1.10.0.</p></section><footer class="modal-card-foot"></footer></div></div></div></body></html>