Erlang Forums
performance
Topic
Replies
Views
Activity
AsmJit needs funding - development suspended
Chat / Discussions
beam-jit
,
performance
,
jit
,
compiler
15
618
February 26, 2026
When is `is_process_alive/1` slow?
Questions / Help
erlang
,
erlang-otp
,
performance
9
257
February 5, 2026
Erlang socket layer throughput improvements
Proposals: Ideas
erlang-otp
,
performance
,
socket
6
229
January 19, 2026
Cowboy 2.13.0 performance bottleneck at 8.7K RPS on Erlang 28.0.2
Questions / Help
cowboy
,
performance
15
576
August 29, 2025
Pathological scheduler behavior on specific AWS instance types
Questions / Help
performance
,
schedulers
,
aws
,
message-pass
7
341
June 19, 2025
Erlang reports much less memory allocated than OS
Questions / Help
erlang
,
performance
,
binary
5
255
February 11, 2025
Great number of page faults while reading files
Questions / Help
performance
,
allocators
6
226
January 6, 2025
Compiler optimization idea: binary:split/3 compiling lists as patterns at compile time
Proposals: Ideas
performance
7
275
September 3, 2024
BEAM on 128-core Linux box seeming not to use many of available cores
Questions / Help
beam
,
erlang
,
performance
,
macos
,
linux
16
1434
August 14, 2024
Profile-Guided Optimization (PGO) benchmarks on Erlang OTP
Questions / Help
performance
4
440
November 14, 2023
ERTS started to work slower
Questions / Help
erts
,
erlang
,
erlang-otp
,
performance
10
849
September 29, 2023
Allocator tweak suggestions (ETS/binary)
Questions / Help
memory
,
performance
,
ets
21
2073
September 27, 2022
Notes on Erlang Performance
Chat / Discussions
production
,
performance
2
1357
August 8, 2022
Performance of socket option {packet, 4}
Questions / Help
performance
,
socket
,
tcp
4
1063
June 22, 2022
