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[ENHANCEMENT]: Enable PDL for all cuco kernels

good first issueGood for newcomersGood for newcomers

helps: rapidsHelps or needed by RAPIDSHelps or needed by RAPIDS

P1: Should haveNecessary but not criticalNecessary but not critical

topic: performancePerformance related issuePerformance related issue

type: improvementImprovement / enhancement to an existing functionImprovement / enhancement to an existing function

Status: Open.

#785Â?In NVIDIA/cuCollections;

· sleeepyjack opened on Dec 19, 2025

[BUG]: cuco::bucket_storage might not align to sizeof(bucket_type)

P0: Must haveCritical feature or bug fixCritical feature or bug fix

type: bugSomething isn't workingSomething isn't working

Status: Open.

#782Â?In NVIDIA/cuCollections;

· srinivasyadav18 opened on Dec 11, 2025

[BUG]: static_map insert_or_apply benchmark intermittently hangs at arbitrary occupancy

P0: Must haveCritical feature or bug fixCritical feature or bug fix

topic: static_mapIssue related to the static_mapIssue related to the static_map

type: bugSomething isn't workingSomething isn't working

Status: Open.

#774Â?In NVIDIA/cuCollections;

· PointKernel opened on Nov 18, 2025

[BUG]: Investigate the mixed-join performance regression caused by register spilling

help wantedExtra attention is neededExtra attention is needed

helps: rapidsHelps or needed by RAPIDSHelps or needed by RAPIDS

topic: performancePerformance related issuePerformance related issue

type: bugSomething isn't workingSomething isn't working

Status: Open.

#761Â?In NVIDIA/cuCollections;

· PointKernel opened on Sep 23, 2025

[ENHANCEMENT]: dynamic_map::insert_or_assign

Status: Open.

#732Â?In NVIDIA/cuCollections;

· iamlazy123 opened on Jun 19, 2025

[BUG]: HLLPP in cuCo has different behavior with Spark

helps: rapidsHelps or needed by RAPIDSHelps or needed by RAPIDS

topic: hyperloglogIssue related to hyperloglogIssue related to hyperloglog

type: bugSomething isn't workingSomething isn't working

Status: Open.

#696Â?In NVIDIA/cuCollections;

· res-life opened on Apr 7, 2025

[ENHANCEMENT]: Make cuco code NVRTC-compatible

helps: rapidsHelps or needed by RAPIDSHelps or needed by RAPIDS

type: feature requestNew feature requestNew feature request

Status: Open.

#695Â?In NVIDIA/cuCollections;

· PointKernel opened on Apr 4, 2025

Unexpected degradation of FPR when <code>pattern_bits=4</code>

topic: bloom_filterIssues related to bloom_filterIssues related to bloom_filter

type: bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#682Â?In NVIDIA/cuCollections;

· kevkrist opened on Feb 26, 2025

[ENHANCEMENT]: Implement cooperative device bulk operations

type: improvementImprovement / enhancement to an existing functionImprovement / enhancement to an existing function

Status: Open.

Enhancement

#674Â?In NVIDIA/cuCollections;

· sleeepyjack opened on Feb 14, 2025

[ENHANCEMENT]: Consider removing the use of <code>argument_type</code> and <code>result_type</code> from <code>hasher</code> in cuco <code>default_filter_policy</code>

P1: Should haveNecessary but not criticalNecessary but not critical

topic: bloom_filterIssues related to bloom_filterIssues related to bloom_filter

type: improvementImprovement / enhancement to an existing functionImprovement / enhancement to an existing function

Status: Open.

#653Â?In NVIDIA/cuCollections;

· mhaseeb123 opened on Dec 10, 2024

[ENHANCEMENT]: <code>__device__ for_each</code> that provides a mutable reference rather than a copy of the slot to the callback function

type: feature requestNew feature requestNew feature request

Status: Open.

Enhancement

#639Â?In NVIDIA/cuCollections;

· sleeepyjack opened on Nov 15, 2024

[ENHANCEMENT]: Get rid of custom test utilities

good first issueGood for newcomersGood for newcomers

P3: BacklogUnprioritizedUnprioritized

type: improvementImprovement / enhancement to an existing functionImprovement / enhancement to an existing function

Status: Open.

#622Â?In NVIDIA/cuCollections;

· PointKernel opened on Oct 18, 2024