feat(memtrack): capture allocation stacks in eBPF - #522

Merged

not-matthias merged 21 commits into

mainfrom

cod-3222-add-ebpf-based-dwarffp-unwinding

Sep 28, 2026

Commits on Sep 28, 2026

feat(memtrack): capture allocation stacks in eBPF
not-matthias
authored
ed57883
feat(memtrack): add userspace stack-capture module
not-matthias
authored
8574ab5
feat(memtrack): enable stack capture through the tracker
not-matthias
authored
2f5e7e5
test(memtrack): cover allocation stack capture
not-matthias
authored
a8e9430
refactor(runner): move ELF artifact pipeline to executor/shared
not-matthias
authored
e296c7b
feat(runner): add MemtrackMetadata sharing ModuleArtifacts with walltime
not-matthias
authored
e6e0268
feat(memtrack): record mapped modules for offline stack attribution
not-matthias
authored
3b7be16
feat(runner): write memtrack module artifacts and metadata
not-matthias
authored
7d2bfa8
docs(memtrack): describe the mapping recorder
not-matthias
authored
e20cd5d
test(memtrack): add nested allocation fixtures
not-matthias
authored
b7cba60
test(memtrack): assert nested stack identities
not-matthias
authored
af91938
refactor(memtrack): capture module mappings with perf
not-matthias
authored
ba1e5d8
perf(runner-shared): pre-size the frame output buffer
not-matthias
authored
a721f61
ci: benchmark runner-shared in memory mode
not-matthias
authored
2d4ded1
refactor(runner-shared): inline pid-key deserializer into metadata
not-matthias
authored
559363a
fix(memtrack): skip allocator symbols aliased at an attached offset
not-matthias
authored
8c69119
perf(memtrack): switch to mimalloc to reduce memory usage and fragmentation
not-matthias
authored
2f7d478
perf(memtrack): resolve stack fp chains off the ring poll thread
not-matthias
authored
774482d
fix(memtrack): read tracking_enabled from a global instead of an array map
not-matthias
authored
c9e0bf6
fix(memtrack): detach BPF links through forked fd holders
not-matthias
authored
c66179d
feat(runner): add experimental flag to capture allocation stacks
not-matthias
authored
a939b33

Navigation Menu

feat(memtrack): capture allocation stacks in eBPF - #522

feat(memtrack): capture allocation stacks in eBPF#522
not-matthias merged 21 commits into
mainfrom
cod-3222-add-ebpf-based-dwarffp-unwinding

Commits on Sep 28, 2026

feat(memtrack): capture allocation stacks in eBPF

feat(memtrack): add userspace stack-capture module

feat(memtrack): enable stack capture through the tracker

test(memtrack): cover allocation stack capture

refactor(runner): move ELF artifact pipeline to executor/shared

feat(runner): add MemtrackMetadata sharing ModuleArtifacts with walltime

feat(memtrack): record mapped modules for offline stack attribution

feat(runner): write memtrack module artifacts and metadata

docs(memtrack): describe the mapping recorder

test(memtrack): add nested allocation fixtures

test(memtrack): assert nested stack identities

refactor(memtrack): capture module mappings with perf

perf(runner-shared): pre-size the frame output buffer

ci: benchmark runner-shared in memory mode

refactor(runner-shared): inline pid-key deserializer into metadata

fix(memtrack): skip allocator symbols aliased at an attached offset

perf(memtrack): switch to mimalloc to reduce memory usage and fragmentation

perf(memtrack): resolve stack fp chains off the ring poll thread

fix(memtrack): read tracking_enabled from a global instead of an array map

fix(memtrack): detach BPF links through forked fd holders

feat(runner): add experimental flag to capture allocation stacks