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[Improvement] Too many blocks generated by a single task for a partition can cause memory overflow

Status: Open.

#2740 In apache/uniffle;

· xianjingfeng opened on Mar 16, 2026

[FEATURE] Trigger flush when there are too many blocks in shuffle buffer

Status: Open.

#2739 In apache/uniffle;

· xianjingfeng opened on Mar 16, 2026

[FEATURE] Add metrics to track shuffle data block count and avg block size

Status: Open.

#2738 In apache/uniffle;

· xianjingfeng opened on Mar 16, 2026

[Bug] I cannot build Uniffle operator with Go with version later than 1.19

Status: Open.

#2722 In apache/uniffle;

· eolivelli opened on Jan 28, 2026

[Improvement] Fine-grained lock for MutableShuffleHandle when reassign happens

Status: Open.

#2721 In apache/uniffle;

· zuston opened on Jan 28, 2026

[Bug] Invalid purge of cached shuffle handle information in Spark

Status: Open.

#2719 In apache/uniffle;

· zuston opened on Jan 27, 2026

[FEATURE] Better memory limitation when overlapping decompression is enabled

Status: Open.

#2716 In apache/uniffle;

· zuston opened on Jan 26, 2026

[FEATURE] eager shuffle deletion for Spark

Status: Open.

#2700 In apache/uniffle;

· zuston opened on Dec 17, 2025

[FEATURE] Post failure reason when initializing shuffle writer + reader

Status: Open.

#2699 In apache/uniffle;

· zuston opened on Dec 11, 2025

[FEATURE] Trigger partition split when the shuffle-server is unhealthy due to the insufficient capacity

good first issueGood for newcomersGood for newcomers

Status: Open.

#2691 In apache/uniffle;

· zuston opened on Dec 1, 2025

[FEATURE] Integrity validation for Gluten

Status: Open.

#2682 In apache/uniffle;

· zuston opened on Nov 21, 2025

[FEATURE] Make metadata of end-to-end integrity validation stored in the shuffle-server side

good first issueGood for newcomersGood for newcomers

Status: Open.

#2673 In apache/uniffle;

· zuston opened on Nov 14, 2025