# N02-chem CU allocation **URL:** \ **Category:** Uncategorized\ **Tags:** ARCHER2\ **Created:** [14 January 2026 11:19 UTC](https://cms-helpdesk.ncas.ac.uk/t/n02-chem-cu-allocation/1962 "2026-01-14T11:19:53Z")\ **Posts on this page:** 4\ **Page:** 1
**Author:** ![mdalvi](https://avatars.discourse-cdn.com/v4/letter/m/ad7895/32.png) [@mdalvi](https://cms-helpdesk.ncas.ac.uk/u/mdalvi)\ **Post date:** [14 January 2026 11:19 UTC](https://cms-helpdesk.ncas.ac.uk/t/n02-chem-cu-allocation/1962/1 "2026-01-14T11:19:53Z")
Hello, The n02-chem project has run out of CUs on ARCHER2. This might be because I needed to run a configuration longer than expected to reproduce an issue. Does the allocation refresh each month or is there a need to request more CUs ? Thanks ---
**Author:** ![grenville](https://dub1.discourse-cdn.com/flex013/user_avatar/cms-helpdesk.ncas.ac.uk/grenville/32/29_2.png) [@grenville](https://cms-helpdesk.ncas.ac.uk/u/grenville)\ **Post date:** [14 January 2026 12:16 UTC](https://cms-helpdesk.ncas.ac.uk/t/n02-chem-cu-allocation/1962/2 "2026-01-14T12:16:52Z")
topped up ………………. ---
**Author:** ![mdalvi](https://avatars.discourse-cdn.com/v4/letter/m/ad7895/32.png) [@mdalvi](https://cms-helpdesk.ncas.ac.uk/u/mdalvi)\ **Post date:** [15 January 2026 09:56 UTC](https://cms-helpdesk.ncas.ac.uk/t/n02-chem-cu-allocation/1962/3 "2026-01-15T09:56:18Z")
Thanks Grevnille ! ---
**Author:** ![system](https://europe1.discourse-cdn.com/flex013/uploads/cms_support/original/1X/1fd2411499ffcbc299fe756cd5cdf26e44956558.png) [@system](https://cms-helpdesk.ncas.ac.uk/u/system)\ **Post date:** [17 January 2026 09:56 UTC](https://cms-helpdesk.ncas.ac.uk/t/n02-chem-cu-allocation/1962/4 "2026-01-17T09:56:19Z")
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