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	<title>LSYNCH5 - Revision history</title>
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	<updated>2026-04-05T23:27:22Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://vasp.at/wiki/index.php?title=LSYNCH5&amp;diff=27700&amp;oldid=prev</id>
		<title>Schlipf at 08:22, 19 December 2024</title>
		<link rel="alternate" type="text/html" href="https://vasp.at/wiki/index.php?title=LSYNCH5&amp;diff=27700&amp;oldid=prev"/>
		<updated>2024-12-19T08:22:46Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 08:22, 19 December 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{TAGDEF|LSYNCH5|[logical]|.FALSE.}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{TAGDEF|LSYNCH5|[logical]|.FALSE.}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Description: {{TAG|LSYNCH5}} determines whether the output in {{FILE|vaspout.h5}} is always synchronized with the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;VASP code&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Description: {{TAG|LSYNCH5}} determines whether the output in {{FILE|vaspout.h5}} is always synchronized with &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;VASP while &lt;/ins&gt;the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;calculation is running&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;-----&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;-----&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;

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		<author><name>Schlipf</name></author>
	</entry>
	<entry>
		<id>https://vasp.at/wiki/index.php?title=LSYNCH5&amp;diff=27694&amp;oldid=prev</id>
		<title>Schlipf: Created page with &quot;{{TAGDEF|LSYNCH5|[logical]|.FALSE.}}  Description: {{TAG|LSYNCH5}} determines whether the output in {{FILE|vaspout.h5}} is always synchronized with the VASP code.  -----  If you set this flag, VASP will enable single-writer-multiple-reader mode for the HDF5 file. This allows you to monitor the output using {{py4vasp}} while the calculation is still running. {{NB|mind|Synchronizing the HDF5 file continuously comes with a computational cost. Please do your own testing whet...&quot;</title>
		<link rel="alternate" type="text/html" href="https://vasp.at/wiki/index.php?title=LSYNCH5&amp;diff=27694&amp;oldid=prev"/>
		<updated>2024-12-19T08:18:49Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{TAGDEF|LSYNCH5|[logical]|.FALSE.}}  Description: {{TAG|LSYNCH5}} determines whether the output in {{FILE|vaspout.h5}} is always synchronized with the VASP code.  -----  If you set this flag, VASP will enable single-writer-multiple-reader mode for the HDF5 file. This allows you to monitor the output using {{py4vasp}} while the calculation is still running. {{NB|mind|Synchronizing the HDF5 file continuously comes with a computational cost. Please do your own testing whet...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{TAGDEF|LSYNCH5|[logical]|.FALSE.}}&lt;br /&gt;
&lt;br /&gt;
Description: {{TAG|LSYNCH5}} determines whether the output in {{FILE|vaspout.h5}} is always synchronized with the VASP code.&lt;br /&gt;
&lt;br /&gt;
-----&lt;br /&gt;
&lt;br /&gt;
If you set this flag, VASP will enable single-writer-multiple-reader mode for the HDF5 file.&lt;br /&gt;
This allows you to monitor the output using {{py4vasp}} while the calculation is still running.&lt;br /&gt;
{{NB|mind|Synchronizing the HDF5 file continuously comes with a computational cost. Please do your own testing whether that is a bottleneck for your calculation.}}&lt;br /&gt;
&lt;br /&gt;
== Related tags and articles ==&lt;br /&gt;
{{TAG|LH5}}&lt;br /&gt;
&lt;br /&gt;
{{sc|LSYNCH5|Examples|Examples that use this tag}}&lt;br /&gt;
&lt;br /&gt;
[[Category:INCAR tag]]&lt;/div&gt;</summary>
		<author><name>Schlipf</name></author>
	</entry>
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