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Prepare release 0.1.0#337

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tigran/prep-release
Feb 5, 2026
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Prepare release 0.1.0#337
tigrannajaryan merged 1 commit intomainfrom
tigran/prep-release

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@tigrannajaryan tigrannajaryan commented Jan 25, 2026

Run make prepver VERSION=v0.1.0

@tigrannajaryan tigrannajaryan marked this pull request as draft January 25, 2026 18:31
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tigrannajaryan commented Jan 25, 2026 •
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Converting to draft to investigate test failure: #338

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Benchmark Result

Benchmark diff with base branch 
goos: linux
goarch: amd64
pkg: github.com/splunk/stef/benchmarks
cpu: AMD EPYC 7763 64-Core Processor                
                                                 │ bench-main.txt │           bench-new.txt            │
                                                 │     sec/op     │    sec/op     vs base              │
SerializeNative/STEF/serialize-4                     14.31m ±  3%   14.07m ±  4%       ~ (p=0.394 n=6)
SerializeNative/STEFU/serialize-4                    36.09m ±  1%   35.94m ±  1%       ~ (p=0.699 n=6)
DeserializeNative/STEF/deser-4                       2.476m ±  1%   2.478m ±  4%       ~ (p=0.937 n=6)
DeserializeNative/STEFU/deser-4                      7.335m ±  1%   7.273m ±  1%  -0.84% (p=0.026 n=6)
SerializeFromPdata/STEF/serialize-4                  149.9m ±  4%   148.2m ±  3%       ~ (p=0.699 n=6)
SerializeFromPdata/STEFU/serialize-4                 36.63m ±  2%   36.07m ±  1%       ~ (p=0.093 n=6)
DeserializeToPdata/STEF/deserialize-4                46.99m ±  2%   46.23m ±  1%  -1.62% (p=0.009 n=6)
DeserializeToPdata/STEFU/deserialize-4               64.69m ±  1%   64.21m ±  1%       ~ (p=0.589 n=6)
STEFReaderRead-4                                     2.532m ±  1%   2.533m ±  2%       ~ (p=0.589 n=6)
STEFSerializeMultipart/astronomy-otelmetrics-4        3.851 ± 17%    3.640 ± 20%       ~ (p=0.065 n=6)
STEFDeserializeMultipart/astronomy-otelmetrics-4     76.41m ± 10%   74.43m ±  8%       ~ (p=0.394 n=6)
ReadSTEF-4                                           2.695m ±  2%   2.683m ±  1%       ~ (p=0.485 n=6)
ReadSTEFZ-4                                          3.716m ±  5%   3.704m ±  3%       ~ (p=0.589 n=6)
ReadSTEFZWriteSTEF-4                                 8.732m ±  1%   8.150m ±  2%  -6.67% (p=0.002 n=6)
geomean                                              22.79m         22.41m        -1.69%

                                                 │ bench-main.txt │           bench-new.txt            │
                                                 │   sec/point    │  sec/point    vs base              │
SerializeNative/STEF/serialize-4                     214.0n ±  3%   210.4n ±  4%       ~ (p=0.394 n=6)
SerializeNative/STEFU/serialize-4                    539.6n ±  1%   537.5n ±  1%       ~ (p=0.665 n=6)
DeserializeNative/STEF/deser-4                       37.03n ±  1%   37.06n ±  4%       ~ (p=0.937 n=6)
DeserializeNative/STEFU/deser-4                      109.7n ±  1%   108.8n ±  1%  -0.87% (p=0.019 n=6)
SerializeFromPdata/STEF/serialize-4                  2.242µ ±  4%   2.216µ ±  3%       ~ (p=0.699 n=6)
SerializeFromPdata/STEFU/serialize-4                 547.8n ±  2%   539.4n ±  1%       ~ (p=0.093 n=6)
DeserializeToPdata/STEF/deserialize-4                702.9n ±  2%   691.5n ±  1%  -1.63% (p=0.009 n=6)
DeserializeToPdata/STEFU/deserialize-4               967.6n ±  1%   960.5n ±  1%       ~ (p=0.589 n=6)
STEFReaderRead-4                                     37.86n ±  1%   37.88n ±  2%       ~ (p=0.589 n=6)
STEFSerializeMultipart/astronomy-otelmetrics-4       4.895µ ± 17%   4.626µ ± 20%       ~ (p=0.065 n=6)
STEFDeserializeMultipart/astronomy-otelmetrics-4     97.11n ± 10%   94.63n ±  8%       ~ (p=0.418 n=6)
ReadSTEF-4                                           40.33n ±  2%   40.15n ±  1%       ~ (p=0.485 n=6)
ReadSTEFZ-4                                          55.61n ±  5%   55.44n ±  3%       ~ (p=0.589 n=6)
ReadSTEFZWriteSTEF-4                                 130.7n ±  1%   122.0n ±  2%  -6.66% (p=0.002 n=6)
geomean                                              239.7n         235.7n        -1.69%

                                                 │ bench-main.txt │            bench-new.txt             │
                                                 │      B/op      │     B/op      vs base                │
SerializeNative/STEF/serialize-4                     3.350Mi ± 0%   3.348Mi ± 0%       ~ (p=0.065 n=6)
SerializeNative/STEFU/serialize-4                    7.557Mi ± 0%   7.557Mi ± 0%       ~ (p=0.167 n=6)
DeserializeNative/STEF/deser-4                       951.4Ki ± 0%   951.4Ki ± 0%       ~ (p=1.000 n=6) ¹
DeserializeNative/STEFU/deser-4                      1.715Mi ± 0%   1.715Mi ± 0%       ~ (p=1.000 n=6)
SerializeFromPdata/STEF/serialize-4                  76.55Mi ± 0%   76.55Mi ± 0%       ~ (p=0.680 n=6)
SerializeFromPdata/STEFU/serialize-4                 7.557Mi ± 0%   7.557Mi ± 0%       ~ (p=0.426 n=6)
DeserializeToPdata/STEF/deserialize-4                31.99Mi ± 0%   31.99Mi ± 0%       ~ (p=0.494 n=6)
DeserializeToPdata/STEFU/deserialize-4               38.88Mi ± 0%   38.88Mi ± 0%       ~ (p=0.615 n=6)
STEFReaderRead-4                                     953.1Ki ± 0%   953.1Ki ± 0%       ~ (p=1.000 n=6)
STEFSerializeMultipart/astronomy-otelmetrics-4       3.384Gi ± 0%   3.384Gi ± 0%       ~ (p=0.699 n=6)
STEFDeserializeMultipart/astronomy-otelmetrics-4     20.30Mi ± 0%   20.30Mi ± 0%       ~ (p=0.814 n=6)
ReadSTEF-4                                           953.2Ki ± 0%   953.2Ki ± 0%       ~ (p=0.156 n=6)
ReadSTEFZ-4                                          10.29Mi ± 0%   10.29Mi ± 0%  +0.00% (p=0.041 n=6)
ReadSTEFZWriteSTEF-4                                 13.44Mi ± 0%   13.44Mi ± 0%       ~ (p=0.095 n=6)
geomean                                              10.66Mi        10.66Mi       -0.00%
¹ all samples are equal

                                                 │ bench-main.txt │            bench-new.txt            │
                                                 │   allocs/op    │  allocs/op   vs base                │
SerializeNative/STEF/serialize-4                      2.675k ± 0%   2.671k ± 0%       ~ (p=0.065 n=6)
SerializeNative/STEFU/serialize-4                      885.0 ± 0%    885.0 ± 0%       ~ (p=0.455 n=6)
DeserializeNative/STEF/deser-4                         463.0 ± 0%    463.0 ± 0%       ~ (p=1.000 n=6) ¹
DeserializeNative/STEFU/deser-4                        496.0 ± 0%    496.0 ± 0%       ~ (p=1.000 n=6) ¹
SerializeFromPdata/STEF/serialize-4                   134.7k ± 0%   134.7k ± 0%       ~ (p=1.000 n=6)
SerializeFromPdata/STEFU/serialize-4                   886.0 ± 0%    886.0 ± 0%       ~ (p=1.000 n=6) ¹
DeserializeToPdata/STEF/deserialize-4                 756.2k ± 0%   756.2k ± 0%       ~ (p=0.455 n=6)
DeserializeToPdata/STEFU/deserialize-4                944.9k ± 0%   944.9k ± 0%       ~ (p=1.000 n=6) ¹
STEFReaderRead-4                                       463.0 ± 0%    463.0 ± 0%       ~ (p=1.000 n=6) ¹
STEFSerializeMultipart/astronomy-otelmetrics-4        13.15M ± 0%   13.15M ± 0%       ~ (p=0.236 n=6)
STEFDeserializeMultipart/astronomy-otelmetrics-4      1.956k ± 0%   1.956k ± 0%       ~ (p=1.000 n=6)
ReadSTEF-4                                             464.0 ± 0%    464.0 ± 0%       ~ (p=1.000 n=6) ¹
ReadSTEFZ-4                                            502.0 ± 0%    502.0 ± 0%       ~ (p=1.000 n=6) ¹
ReadSTEFZWriteSTEF-4                                  1.231k ± 0%   1.231k ± 0%       ~ (p=1.000 n=6)
geomean                                               6.309k        6.308k       -0.01%
¹ all samples are equal
Benchmark result 
benchstat bench-new.txt
goos: linux
goarch: amd64
pkg: github.com/splunk/stef/benchmarks
cpu: AMD EPYC 7763 64-Core Processor                
                                                 │ bench-new.txt │
                                                 │    sec/op     │
SerializeNative/STEF/serialize-4                    14.07m ±  4%
SerializeNative/STEFU/serialize-4                   35.94m ±  1%
DeserializeNative/STEF/deser-4                      2.478m ±  4%
DeserializeNative/STEFU/deser-4                     7.273m ±  1%
SerializeFromPdata/STEF/serialize-4                 148.2m ±  3%
SerializeFromPdata/STEFU/serialize-4                36.07m ±  1%
DeserializeToPdata/STEF/deserialize-4               46.23m ±  1%
DeserializeToPdata/STEFU/deserialize-4              64.21m ±  1%
STEFReaderRead-4                                    2.533m ±  2%
STEFSerializeMultipart/astronomy-otelmetrics-4       3.640 ± 20%
STEFDeserializeMultipart/astronomy-otelmetrics-4    74.43m ±  8%
ReadSTEF-4                                          2.683m ±  1%
ReadSTEFZ-4                                         3.704m ±  3%
ReadSTEFZWriteSTEF-4                                8.150m ±  2%
geomean                                             22.41m

                                                 │ bench-new.txt │
                                                 │   sec/point   │
SerializeNative/STEF/serialize-4                    210.4n ±  4%
SerializeNative/STEFU/serialize-4                   537.5n ±  1%
DeserializeNative/STEF/deser-4                      37.06n ±  4%
DeserializeNative/STEFU/deser-4                     108.8n ±  1%
SerializeFromPdata/STEF/serialize-4                 2.216µ ±  3%
SerializeFromPdata/STEFU/serialize-4                539.4n ±  1%
DeserializeToPdata/STEF/deserialize-4               691.5n ±  1%
DeserializeToPdata/STEFU/deserialize-4              960.5n ±  1%
STEFReaderRead-4                                    37.88n ±  2%
STEFSerializeMultipart/astronomy-otelmetrics-4      4.626µ ± 20%
STEFDeserializeMultipart/astronomy-otelmetrics-4    94.63n ±  8%
ReadSTEF-4                                          40.15n ±  1%
ReadSTEFZ-4                                         55.44n ±  3%
ReadSTEFZWriteSTEF-4                                122.0n ±  2%
geomean                                             235.7n

                                                 │ bench-new.txt │
                                                 │     B/op      │
SerializeNative/STEF/serialize-4                    3.348Mi ± 0%
SerializeNative/STEFU/serialize-4                   7.557Mi ± 0%
DeserializeNative/STEF/deser-4                      951.4Ki ± 0%
DeserializeNative/STEFU/deser-4                     1.715Mi ± 0%
SerializeFromPdata/STEF/serialize-4                 76.55Mi ± 0%
SerializeFromPdata/STEFU/serialize-4                7.557Mi ± 0%
DeserializeToPdata/STEF/deserialize-4               31.99Mi ± 0%
DeserializeToPdata/STEFU/deserialize-4              38.88Mi ± 0%
STEFReaderRead-4                                    953.1Ki ± 0%
STEFSerializeMultipart/astronomy-otelmetrics-4      3.384Gi ± 0%
STEFDeserializeMultipart/astronomy-otelmetrics-4    20.30Mi ± 0%
ReadSTEF-4                                          953.2Ki ± 0%
ReadSTEFZ-4                                         10.29Mi ± 0%
ReadSTEFZWriteSTEF-4                                13.44Mi ± 0%
geomean                                             10.66Mi

                                                 │ bench-new.txt │
                                                 │   allocs/op   │
SerializeNative/STEF/serialize-4                     2.671k ± 0%
SerializeNative/STEFU/serialize-4                     885.0 ± 0%
DeserializeNative/STEF/deser-4                        463.0 ± 0%
DeserializeNative/STEFU/deser-4                       496.0 ± 0%
SerializeFromPdata/STEF/serialize-4                  134.7k ± 0%
SerializeFromPdata/STEFU/serialize-4                  886.0 ± 0%
DeserializeToPdata/STEF/deserialize-4                756.2k ± 0%
DeserializeToPdata/STEFU/deserialize-4               944.9k ± 0%
STEFReaderRead-4                                      463.0 ± 0%
STEFSerializeMultipart/astronomy-otelmetrics-4       13.15M ± 0%
STEFDeserializeMultipart/astronomy-otelmetrics-4     1.956k ± 0%
ReadSTEF-4                                            464.0 ± 0%
ReadSTEFZ-4                                           502.0 ± 0%
ReadSTEFZWriteSTEF-4                                 1.231k ± 0%
geomean                                              6.308k

@tigrannajaryan
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tigrannajaryan commented Jan 26, 2026

The failure was due to a bug in the test, which will be fixed by #339

Re-running this one to continue.

@tigrannajaryan tigrannajaryan marked this pull request as ready for review January 26, 2026 00:58
@tigrannajaryan
Prepare release 0.1.0
8e33e90 
Run `make prepver VERSION=v0.1.0`
@tigrannajaryan tigrannajaryan merged commit dcafb44 into main Feb 5, 2026
9 checks passed
@tigrannajaryan tigrannajaryan deleted the tigran/prep-release branch February 5, 2026 18:25
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