vmware/splinterdb

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High Performance Embedded Key-Value Store

Stars: 732
Forks: 67
Open beginner issues: 0
Indexed issues: 77

Dominant language: C
License: Apache-2.0
Last GitHub push: Jul 31, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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77 open issues indexed

Error On Running Examples Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

vmware/splinterdb#600 · 5 comments · Opened Nov 17, 2023
Test error on btree - random concurrent inserts Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

vmware/splinterdb#597 · Opened Aug 30, 2023
Is macOS support considered? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

vmware/splinterdb#591 · 2 comments · Opened Jul 15, 2023
Evaluate Profile-Guided Optimization (PGO) on the library Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

vmware/splinterdb#589 · 1 reaction · Opened Jul 6, 2023
A segmentation fault in routing_filter_lookup Open

vmware/splinterdb#585 · 1 assignee · Opened Jun 7, 2023
Overruning write by sccanf Open

Difficulty 2/5 1-3 hours Newbie friendliness 58/100

vmware/splinterdb#576 · Opened May 24, 2023
Debug assert fails in routing_filter_add(), "(index_no / addrs_per_page < pages_per_extent)": Causes large inserts workload to fail. Open

bug critical

vmware/splinterdb#560 · 4 comments · 1 assignee · Opened Mar 29, 2023
Rework env-var interface to set log streams from unit-tests that exercise print diagnostics code. Open

code-cleanup enhancement

vmware/splinterdb#534 · 3 comments · 1 assignee · Opened Jan 18, 2023
Provide a way to call btree_print_tree() to print all BTrees under a given trunk node. Open

enhancement

vmware/splinterdb#533 · 1 assignee · Opened Jan 16, 2023
Feature request: something like "fsync" should be in the public API Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

vmware/splinterdb#501 · Opened Dec 15, 2022
Document a minimum required kernel version? Open

documentation

Difficulty 4/5 3-5 days Newbie friendliness 25/100

vmware/splinterdb#479 · Opened Nov 22, 2022
Assertion failure while running multi-thread concurrent inserts workload: trunk_split_leaf(): "(num_leaves + trunk_num_pivot_keys(spl, parent) <= spl->cfg.max_pivot_keys)" Open

vmware/splinterdb#467 · 1 comment · 1 assignee · Opened Oct 28, 2022
`trunk` stats functions should have `trunk_stats_X` format Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 25/100

vmware/splinterdb#465 · Opened Oct 25, 2022
Expose structured stats to application Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

vmware/splinterdb#461 · Opened Oct 20, 2022
make && sudo make install fails on a clean checkout Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

vmware/splinterdb#452 · 1 comment · 1 reaction · Opened Oct 5, 2022
`splinter_test --seq-perf` key generation is not coherent between insertion and lookup phases Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

vmware/splinterdb#360 · Opened Mar 14, 2022
`random.h` should be in the top-level test directory Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

vmware/splinterdb#357 · Opened Mar 13, 2022
Instrument and extend monitoring / timing diagnostics for periodic & delete perf test cases of splinter_test. Open

vmware/splinterdb#356 · 1 assignee · Opened Mar 13, 2022
Refactor body of periodic and delete performance test cases of splinter_test to utilize shared functions carved out in #334 Open

vmware/splinterdb#355 · 2 comments · 1 assignee · Opened Mar 13, 2022
Fix & enhance platform_throttled_error_log() which is ignoring input 'sec' arg. Throttling of messages is basically non-functional. Open

vmware/splinterdb#336 · 1 assignee · Opened Mar 9, 2022
Add a CI-job to run quick-check tests in OPT mode, to ensure Docker image builds don't regress. Open

vmware/splinterdb#292 · 1 assignee · Opened Feb 26, 2022
Revisit layering and definition of struct clockcache_entry{}, and possibly of struct clockcache{} Open

vmware/splinterdb#273 · 1 assignee · Opened Feb 17, 2022
CI / Makefile verifies minimal platform-agnosticism Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

vmware/splinterdb#261 · Opened Feb 14, 2022
Documentation: Internals Open

documentation

vmware/splinterdb#257 · 1 assignee · Opened Feb 14, 2022
Design for versioning Open

documentation

vmware/splinterdb#256 · 1 assignee · Opened Feb 14, 2022
Makefile: clean up CFLAGS and LDFLAGS Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

vmware/splinterdb#254 · Opened Feb 14, 2022
Audit: Review ROUTING_FPS_PER_PAGE 4096, and multiple uses of hard-coded 32 in routing_filter.c Open

code-cleanup documentation

vmware/splinterdb#242 · 1 comment · 1 assignee · Opened Feb 4, 2022
Recovery roadmap Open

vmware/splinterdb#236 · 1 comment · 1 assignee · Opened Feb 2, 2022
CTests ctest.h has code that is not platform-agnostic. Also ctest sources use fopen() calls. Needs to be reworked. Open

vmware/splinterdb#222 · 1 comment · 1 assignee · Opened Jan 25, 2022
feature request: range delete Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

vmware/splinterdb#203 · Opened Jan 12, 2022
feature request: fsync / commit Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

vmware/splinterdb#202 · Opened Jan 12, 2022
TSAN warnings: destroy of a locked mutex Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

vmware/splinterdb#198 · Opened Jan 8, 2022
stale comments in mini_allocator Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

vmware/splinterdb#194 · Opened Dec 30, 2021
8kib page size is not working Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

vmware/splinterdb#193 · 1 comment · Opened Dec 25, 2021
The tests are just awful Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

vmware/splinterdb#188 · Opened Dec 19, 2021
Fix all sanitizer warnings Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

vmware/splinterdb#187 · 2 comments · Opened Dec 19, 2021
Verify/Fix `RECORD_BACKTRACE` in clockcache Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

vmware/splinterdb#171 · Opened Dec 7, 2021
Investigate and prototype interfaces to externalize space usage and related metrics Open

enhancement

vmware/splinterdb#166 · 1 assignee · Opened Dec 3, 2021
shard_log.[hc] does not appear to implement the log.h release op Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

vmware/splinterdb#163 · Opened Nov 25, 2021
possible deadlock in splinter_set_super_block Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

vmware/splinterdb#162 · Opened Nov 25, 2021
`iterator_get_curr` should return `const` keys and messages Open

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

vmware/splinterdb#160 · 1 comment · 1 reaction · Opened Nov 14, 2021
Btree function which only apply to branches/memtables should be named as such Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

vmware/splinterdb#157 · Opened Nov 14, 2021
`splinter_node_print_branches` does not report space. [ Fn renamed to `trunk_node_print_branches()`.] Open

vmware/splinterdb#156 · 1 assignee · Opened Nov 14, 2021
Consider preallocation a `merge_iterator` per thread Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

vmware/splinterdb#154 · Opened Nov 13, 2021
Check that `memtable_ok_to_lookup[_compacted]` are safe Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

vmware/splinterdb#153 · Opened Nov 13, 2021
Check comments are accurate in `memtable_try_transition` Open

Difficulty 3/5 1-2 days Newbie friendliness 20/100

vmware/splinterdb#152 · Opened Nov 13, 2021
Add `MUST_CHECK_RETURN` to `memtable_try_transition` Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

vmware/splinterdb#151 · Opened Nov 13, 2021
Do we want/need compaction callbacks? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

vmware/splinterdb#150 · Opened Nov 13, 2021
`verify_against_shadow` should fail gracefully rather than simply assert Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

vmware/splinterdb#149 · Opened Nov 13, 2021
`test_data_message_to_string` and other key/message printing need some love Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

vmware/splinterdb#148 · Opened Nov 13, 2021

vmware/splinterdb

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