Repository Issue Activity (beta)

microsoft/mimalloc

Current issue state, recent activity, and per-issue timelines from the indexed issue data.

Open Issues
108
New in 7 Days
2
Closed in 7 Days
16
Average Open Age
667 days
Stale 30+ Days
90
Stale 90+ Days
68
Last 2 Weeks
DateOpenedClosedCommentsEventsOpen Backlog
2026-09-0700001
2026-09-0603002
2026-09-0500001
2026-09-040115110
2026-09-0311000
2026-09-0203000
2026-09-0117000
2026-08-3101000
2026-08-3000000
2026-08-2900000
2026-08-2822000
2026-08-2710000
2026-08-2600000
2026-08-2512000
This Week

Opened: 2

Closed: 15

Comments: 1

Events: 5

Top Labels
stale (144)
Issue Explorer
IssueAuthorStateLabelsCommentsReactionsUpdated

#1392 Faithful, performant tracking of committed memory and limit enforcement

Opened 4 days ago
PerFuchs
open
No labels
007 hours ago

#740 Crash with v2.1.2

Opened 3 years ago
portsip
closed - not_planned
stale
8019 hours ago

#743 Access violations with external dlls

Opened 3 years ago
DaPhreak
closed - not_planned
stale
10019 hours ago

#744 reallocarr shall be defined only if the default platform libc defines it (only NetBSD) ?

Opened 3 years ago
Romain-Geissler-1A
closed - not_planned
stale
4019 hours ago

#692 mi_reserve_os_memory fails to use 2MB hugepages when reserving >1GB memory

Opened 4 years ago
yilongli
open
stale
202 days ago

#693 Use mremap for `mi_realloc` on large objects

Opened 4 years ago
reinerp
open
stale
202 days ago

#695 Open-sourcing the Whist mimalloc fork

Opened 4 years ago
philippemnoel
open
stale
113 days ago

#747 help me understand mi_stats_print_out

Opened 3 years ago
yushizhao
closed - not_planned
stale
463 days ago

#1167 Pure Rust implementation of mimalloc

Opened 10 months ago
enum-class
open
No labels
264 days ago

#697 MacOS std::string append will cause crash

Opened 4 years ago
edisongz
open
stale
904 days ago

#705 Can we get the statistics of the running process

Opened 4 years ago
Winging
open
stale
104 days ago

#824 Any way to know how much memory was freed but not yet purged?

Opened 3 years ago
chakaz
closed - not_planned
stale
204 days ago

#1382 All tests failing for v3.5.0 on aarch64

Opened 10 days ago
bschnei
closed - completed
No labels
605 days ago

#748 memory leak in mi_thread_data_zalloc

Opened 3 years ago
yushroom
closed - not_planned
stale
435 days ago

#749 mi_arena_static is not used because of large alignment

Opened 3 years ago
yushroom
closed - not_planned
stale
605 days ago

#750 arena may be not correctly zero'd

Opened 3 years ago
yushroom
closed - not_planned
stale
306 days ago

#1358 fix: avoid deadlock when growing dynamic thread-local slots

Opened 1 month ago
zackees
closed - completed
No labels
706 days ago

#1371 realloc() on new thread incorrectly asserts on 3.5.0 on Linux

Opened 18 days ago
Number5ix
closed - completed
No labels
206 days ago

#1372 perf: lock contention on os_abandoned_pages_lock and arena_pages_lock under high concurrency

Opened 14 days ago
houseme
closed - completed
No labels
1106 days ago

#1373 Surprising performance hit in mi_page_free_list_extend when allowing THP

Opened 14 days ago
timo
closed - completed
No labels
506 days ago

#1374 The program crashes upon startup on certain machines.

Opened 13 days ago
firefly-insky
closed - completed
No labels
606 days ago

#1386 MSVC: `mi_atomic_load_acquire(&page->self)` triggers `incompatible-pointer-types` compile error

Opened 6 days ago
savannstm
closed - completed
No labels
106 days ago

#752 doubles allocation size

Opened 3 years ago
jhunsaker
closed - not_planned
stale
307 days ago

#719 Error when building for armv6

Opened 3 years ago
octavonce
open
stale
1809 days ago

#1375 A bunch of "X is freed with mi_free_size but the given size 8 is less than the allocated block size ... ".

Opened 11 days ago
sagaceilo
closed - completed
No labels
2010 days ago

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