CUG2026

TheCray User Groupis an independent, international corporation of member organizations that own Cray Inc. computer systems. Founded in 1978, CUG was established to facilitate collaboration and information exchange in the high-performance computing (HPC) community. We assist our members in achieving their business and research objectives by providing opportunities to share and discover ideas, solutions, and developments in the effective use of computational tools.

Cray User Group

Le Méridien Nice

Early Bird Registration Opens October 27, 2025<ul><li>$ 1095 member</li></ul>Normal Registration Opens February 27, 2026<ul><li>$ 1195 member</li><li>$1595 non-member</li></ul>Late Registration Opens April 5, 2026<ul><li>$ 1295 member</li><li>$ 1695 non-member</li></ul>Please note: Registration must be completed before access to the conference is granted. Guest Tickets for CUG Night OutCUG Night Out is included in the registration fee for attendees, but if you would like to bring a guest, (someone not registered for the conference), they will need a guest ticket. Guests under the age of 18 will not be allowed to attend this event. Visit the Local Arrangements page, https://cug.org/cug-2026-local-arrangements/, for information.<ul><li>CUG Night Out Early Bird Registration Opens October 27, 2025: $150</li><li>CUG Night Out Normal Registration Opens February 27 2026: $175</li></ul>Please note: No guest tickets can be purchased on-site. All guest tickets must be purchased by April 9 2026.Registration for the XTreme SIGMembers of the XTreme SIG that are also registered for the conference may attend the SIG meeting. Participation in the XTreme SIG is restricted to authorized representatives of SIG Member sites only and is not open to non-members. The XTreme SIG will meet on April 26, 2026 from 8:30 am to 5:00 pm. There will be a cost of $150 to register for the meeting which covers lunch and break items.Registration for the PEAD SIGThe PEAD (Programming Environments, Applications, and Documentation) is a CUG Special Interest Group that provides a forum for discussion between CUG sites and Cray/HPE.All CUG attendees are invited to attend this year’s PEAD SIG session taking place on April 26, 2026 from 1:00 - 5:00 pm. There will be a cost of $150 to register for the meeting which covers lunch and break items.The PEAD Sunday session contains site-selected topics in a BoF format, with contributions from sites and HPE. Topics include HPC software stack deployment, CPE roadmap, software testing, containers and training.FAQWhat are the important deadlines for the event?All registration dates and times are in CET, the local timezone of the conference. Paper deadlines are AOE. For the dates below starting times are 12:00 AM for registration opening days and 11:59 PM for deadlines (abstract submission, room block, and papers).<ul><li>Early-bird Registration Opens - 27 Oct 2025</li><li>Call for Papers - 10 Nov 2025</li><li>Abstract Submission Closes - 16 Jan 2026</li><li>Normal Registration Opens - 27 Feb 2026</li><li>`Paper Deadine for ACM ICPS - 13 Mar 2026</li><li>Room Block Deadline - 27 Mar 2026</li><li>Late Registration Opens - 5 April 2026</li><li>HPC Tests Workshop - 25 Apr 2026</li><li>XTreme/PEAD SIG - 26 Apr 2026</li><li>CUG Conference - 26-30 April 2026</li></ul>Who may attend?CUG meetings are not open sessions according to our organization's bylaws and guidelines. Attending CUG requires a documented affiliation with a CUG member site, sponsor, or approval as a visitor by one of the CUG officers. Admittance to any meeting session requires the appropriate identification badge. Approved non-members may register at the non-member rate during the normal or late period.Employees of a CUG Member site (identified by CUG Site Code), and users of computing services provided by a CUG Member site (as confirmed by the site voting representative), may attend a CUG meeting at the member rate. If you have any question about eligibility to attend please contact the CUG Board, cug2026@cug.org, prior to registering or making travel arrangements.What are my transportation for options getting to the event?The closest airport to the conference hotel is Nice Côte d’Azur Airport (NCE).<ul><li>Tram from the airport (NCE) → hotel: Take Tram L2 (Airport ↔ Port Lympia) from Terminal 1 or 2 to Jean-Médecin (~20–25 min), then either walk ~12–15 min down to the Promenade to the hotel or transfer to Tram L1 and take one stop to Masséna and walk ~6–7 min.</li><li>Taxi / Uber (fastest point-to-point): 15–25 min to Le Méridien</li><li>Train to Nice-Ville (if you’re arriving by rail): From Nice-Ville station it’s a 20 min walk to the hotel, or hop on Tram L1 and ride two stops to Masséna, then walk ~6–7 min.</li><li>Local buses: Plenty run along the Promenade, but the tram is simpler and typically quicker for airport/city transfers.</li></ul>Tips: Trams run every ~5–8 minutes; buy tickets at platform machines (validate before boarding).Where can I find details on hotel accommodations and social events?You can find hotel booking information and social event details on the CUG 2026 Local Arrangements web page, https://cug.org/cug-2026-local-arrangements/.What is the last day to register within the Conference room block?The room block ends when it is sold out or on March 27, whichever comes first. Please note the only available nights for which you can reserve the CUG 2026 Group Rate are the nights of 23rd April 2026 through 30th April 2026.Where can I contact the organizer with any questions?You can contact the local arrangements committee by emailing cug2026@cug.org.What is the cancellation/refund policy?Conference registration cancellations must be received by the CUG Office, office@cug.org, by Sunday, April 19, 2026. All registration fees will be refunded if the cancellation is received by that date.Is my registration/ticket transferable?Yes. If you are not able to attend you may transfer your registration to another person by contacting cug2026@cug.org.Can I update my registration information?Yes. Follow the links in the confirmation e-mail message to update your registration information.

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CUG2026

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CUG2026

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