Avatar for the cloudflare user
cloudflare
workerd
BlogDocsChangelog

increase WebSocket attachment size limit from 2KB to 16KB

#6141Merged
Comparing
max-attachment-size
(
a7a6250
) with
main
(
acae146
)
CodSpeed Performance Gauge
0%
Untouched
70
Skipped
129

Benchmarks

199 total
Encode_ASCII_8192[TextEncoder][0/0/8192]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
13.4 ms13.4 ms
request[GlobalScopeBenchmark]
src/workerd/tests/bench-global-scope.c++
CodSpeed Performance Gauge
0%
51.4 ms51.4 ms
EncodeInto_ASCII_256[TextEncoder][1/0/256]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
2.4 ms2.4 ms
Encode_OneByte_256[TextEncoder][0/1/256]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
5.1 ms5.1 ms
EncodeInto_OneByte_256[TextEncoder][1/1/256]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
4.4 ms4.4 ms
Encode_TwoByte_256[TextEncoder][0/2/256]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
6.4 ms6.4 ms
Encode_TwoByte_1024[TextEncoder][0/2/1024]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
16.3 ms16.3 ms
Encode_OneByte_1024[TextEncoder][0/1/1024]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
11.9 ms11.9 ms
Encode_TwoByte_8192[TextEncoder][0/2/8192]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
119.4 ms119.4 ms
EncodeInto_TwoByte_1024[TextEncoder][1/2/1024]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
14.1 ms14.1 ms
EncodeInto_TwoByte_256[TextEncoder][1/2/256]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
5.3 ms5.3 ms
EncodeInto_TwoByte_8192[TextEncoder][1/2/8192]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
96.6 ms96.6 ms
bm_Http_FullProtocol
external/+http+capnp-cpp/src/capnp/compat/http-over-capnp-bench.c++
CodSpeed Performance Gauge
0%
76.1 µs76.1 µs
bm_Http_ClientWrapper
external/+http+capnp-cpp/src/capnp/compat/http-over-capnp-bench.c++
CodSpeed Performance Gauge
0%
35.8 µs35.8 µs
JsString_Utf8Length_Utf16_Invalid_NonFlat_256
src/workerd/tests/bench-jsstring.c++
CodSpeed Performance Gauge
0%
9.4 µs9.4 µs
bm_Http_OverCapnpFullRPC
external/+http+capnp-cpp/src/capnp/compat/http-over-capnp-bench.c++
CodSpeed Performance Gauge
0%
234.9 µs234.9 µs
JsString_Utf8Length_Utf16_NonFlat_1024
src/workerd/tests/bench-jsstring.c++
CodSpeed Performance Gauge
0%
10.3 µs10.3 µs
bm_Http_Baseline
external/+http+capnp-cpp/src/capnp/compat/http-over-capnp-bench.c++
CodSpeed Performance Gauge
0%
11.1 µs11.1 µs
Parse[KjHeaders]
src/workerd/tests/bench-kj-headers.c++
CodSpeed Performance Gauge
0%
44.2 µs44.2 µs
JsString_Utf8Length_Utf16_NonFlat_256
src/workerd/tests/bench-jsstring.c++
CodSpeed Performance Gauge
0%
8.2 µs8.2 µs
bm_Http_OverCapnpLocalCall
external/+http+capnp-cpp/src/capnp/compat/http-over-capnp-bench.c++
CodSpeed Performance Gauge
0%
128.2 µs128.2 µs
bm_Coro_CoAwait_ImmediatePromise
external/+http+capnp-cpp/src/kj/async-bench.c++
CodSpeed Performance Gauge
0%
5.9 µs5.9 µs
bm_Coro_Immediate
external/+http+capnp-cpp/src/kj/async-bench.c++
CodSpeed Performance Gauge
0%
4.3 µs4.3 µs
bm_Promise_Fib10
external/+http+capnp-cpp/src/kj/async-bench.c++
CodSpeed Performance Gauge
0%
19.1 µs19.1 µs
bm_Coro_CoAwait_ImmediateCoroutine
external/+http+capnp-cpp/src/kj/async-bench.c++
CodSpeed Performance Gauge
0%
6 µs6 µs

Commits

Click on a commit to change the comparison range
Base
main
acae146
-0.01%
increase WebSocket attachment size limit from 2KB to 16KB
a7a6250
24 days ago
by threepointone
© 2026 CodSpeed Technology
Home Terms Privacy Docs