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<title>Leonardo: maintenance on July 15th and 16th</title>
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<a href="https://www.hpc.cineca.it/wp-admin/admin-ajax.php?action=tnptr&nltr=NDM4Ozk7aHR0cHM6Ly93d3cuaHBjLmNpbmVjYS5pdC9uZXdzbGV0dGVyL3JlbWluZGVyLWxlb25hcmRvLW1haW50ZW5hbmNlLW9uLWp1bHktMTV0aC1hbmQtMTZ0aC87OzQ2YzIyMzk0Y2M5MmZmM2I2NGMyZmQ0YWEzYjNlZjY3" style="font-size: 32px;font-family: Verdana, Geneva, sans-serif;font-weight: normal;color: #222222; line-height: normal; margin: 0; text-decoration: none;" class="tnpc-inline-editable" data-type="title" data-id="23546" dir="ltr" role="heading" aria-level="2">Leonardo: maintenance on July 15th and 16th</a> </td>
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8 July 2025 </td>
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<p style="font-size: 16px;font-family: Verdana, Geneva, sans-serif;font-weight: normal;color: #222222; line-height: 1.5 !important;">Dear Users, <br><br>please be informed that Leonardo will undergo scheduled maintenance on <strong>July 15–16<sup>th</sup> 2025</strong>, which will result in service interruption as described below:</p>
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<p style="font-size: 16px;font-family: Verdana, Geneva, sans-serif;font-weight: normal;color: #222222; line-height: 1.5 !important;">- <strong>Monday, July 15<sup>th</sup></strong> – <em>Full system shutdown</em>. The system will be completely unavailable, including the login nodes. Only the datamover service will remain active.</p>
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<p style="font-size: 16px;font-family: Verdana, Geneva, sans-serif;font-weight: normal;color: #222222; line-height: 1.5 !important;">- <strong>Tuesday, July 16<sup>th</sup></strong> – <em>Partial system availability</em>. The system will be partially available in the afternoon, with a limited number of compute nodes. Users will be able to resume operations progressively, though with some temporary limitations on resources and queues.</p>
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<p style="font-size: 16px;font-family: Verdana, Geneva, sans-serif;font-weight: normal;color: #222222; line-height: 1.5 !important;">During this maintenance, <strong>two important changes</strong> will be introduced:</p>
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<p style="font-size: 16px;font-family: Verdana, Geneva, sans-serif;font-weight: normal;color: #222222; line-height: 1.5 !important;">- <strong>System update</strong> – The underlying system software will be updated (e.g., NVIDIA drivers and related components) and the Slurm scheduler will be upgraded to version 23.11. Users are encouraged to verify compatibility with their applications and environments after the update.</p>
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<p style="font-size: 16px;font-family: Verdana, Geneva, sans-serif;font-weight: normal;color: #222222; line-height: 1.5 !important;">- <strong><a href="https://www.hpc.cineca.it/wp-admin/admin-ajax.php?action=tnptr&nltr=NDM4Ozk7aHR0cHM6Ly93d3cuaHBjLmNpbmVjYS5pdC9uZXdzbGV0dGVyL2xlb25hcmRvLXNvZnR3YXJlLXN0YWNrLXVwZGF0ZS0yLzs7YTJmY2ViZmYyM2M4NTM5OTgxYjU0NzI4MmFkNWQyZDg%3D">New user stack in production</a></strong> – A new version of the software stack in module environment will be deployed and set as <strong>default</strong>. These changes had already been anticipated and described in the <a href="https://www.hpc.cineca.it/wp-admin/admin-ajax.php?action=tnptr&nltr=NDM4Ozk7aHR0cHM6Ly93d3cuaHBjLmNpbmVjYS5pdC9uZXdzbGV0dGVyL3VwZGF0ZS1sZW9uYXJkby1zb2Z0d2FyZS1zdGFjay87OzkyZWYzYmU0M2Q3ZTYxNzlkMmQ2ZjI1ZWRiMWIyN2Ez" target="_blank" rel="noreferrer noopener">news</a> published on July 1<sup>st</sup>.</p>
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<p style="font-size: 16px;font-family: Verdana, Geneva, sans-serif;font-weight: normal;color: #222222; line-height: 1.5 !important;">Best regards,</p>
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<p style="font-size: 16px;font-family: Verdana, Geneva, sans-serif;font-weight: normal;color: #222222; line-height: 1.5 !important;">HPC User Support @ CINECA</p>
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<p style="text-align: center"><span style="font-family: verdana, geneva, sans-serif"><span style="font-size: 12px">To unsubscribe to HPC-News send a mail to <a href="mailto:hpc-news-userdb-leave@list.cineca.it" target="_blank" rel="noopener">hpc-news-userdb-leave@list.cineca.it</a>.<br></span><span style="font-size: 12px">For more information see documentation at <a href="https://www.hpc.cineca.it/wp-admin/admin-ajax.php?action=tnptr&nltr=NDM4Ozk7aHR0cHM6Ly93d3cuaHBjLmNpbmVjYS5pdC91c2VyLXN1cHBvcnQvZ2V0LWluLXRvdWNoLzs7NDhkYjBjMTAyYWU2OWYwYTVhMGMxOWVmMjBlNWQzZGU%3D" target="_blank" rel="noopener">https://www.hpc.cineca.it/user-support/get-in-touch/</a></span></span></p> </td>
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