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	<id>https://wiki.nlpl.eu/index.php?action=history&amp;feed=atom&amp;title=Infrastructure%2Fchallenges</id>
	<title>Infrastructure/challenges - Revision history</title>
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	<updated>2026-04-29T22:27:29Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://wiki.nlpl.eu/index.php?title=Infrastructure/challenges&amp;diff=456&amp;oldid=prev</id>
		<title>Oe: /* Collaborative Ownership */</title>
		<link rel="alternate" type="text/html" href="https://wiki.nlpl.eu/index.php?title=Infrastructure/challenges&amp;diff=456&amp;oldid=prev"/>
		<updated>2018-11-29T19:59:43Z</updated>

		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Collaborative Ownership&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 19:59, 29 November 2018&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-l24&quot; &gt;Line 24:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 24:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;file ownership remains unchanged; this becomes apparent as numerical&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;file ownership remains unchanged; this becomes apparent as numerical&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;user ids showing up instead of actuall user names.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;user ids showing up instead of actuall user names.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;In principle, we should design a succession mechanism—e.g. a table&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;of triples: old user id, successor id, file system pattern—that&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;could be applied regularly via cron(8).&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Oe</name></author>
		
	</entry>
	<entry>
		<id>https://wiki.nlpl.eu/index.php?title=Infrastructure/challenges&amp;diff=455&amp;oldid=prev</id>
		<title>Oe: Created page with &quot;= Background =  This page provides a note pad for observations from the process of building the NLPL infrastructure.  = Accounting =   = Collaborative Ownership =  Access cont...&quot;</title>
		<link rel="alternate" type="text/html" href="https://wiki.nlpl.eu/index.php?title=Infrastructure/challenges&amp;diff=455&amp;oldid=prev"/>
		<updated>2018-11-29T19:57:13Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;= Background =  This page provides a note pad for observations from the process of building the NLPL infrastructure.  = Accounting =   = Collaborative Ownership =  Access cont...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;= Background =&lt;br /&gt;
&lt;br /&gt;
This page provides a note pad for observations from the process of&lt;br /&gt;
building the NLPL infrastructure.&lt;br /&gt;
&lt;br /&gt;
= Accounting =&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
= Collaborative Ownership =&lt;br /&gt;
&lt;br /&gt;
Access control via Un*x file groups every now and again gets in the way.&lt;br /&gt;
The UiO group management interface only applies to local accounts, i.e.&lt;br /&gt;
the Notur accounts of non-UiO NLPL users need to be added manually to&lt;br /&gt;
the &amp;lt;tt&amp;gt;hpc-nlpl&amp;lt;/tt&amp;gt; group by USIT staff.&lt;br /&gt;
&lt;br /&gt;
Making sure that files and directories have the right set of&lt;br /&gt;
permissions, typically including group write permissions (to the&lt;br /&gt;
right group), is at times challenging.&lt;br /&gt;
Only the file owner can update its permissions, so that mixed-owner&lt;br /&gt;
collections of files may require action by multiple people (or&lt;br /&gt;
system administrator privileges).&lt;br /&gt;
&lt;br /&gt;
When an account expires (because a team member has left the project),&lt;br /&gt;
file ownership remains unchanged; this becomes apparent as numerical&lt;br /&gt;
user ids showing up instead of actuall user names.&lt;/div&gt;</summary>
		<author><name>Oe</name></author>
		
	</entry>
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