(PROJECT) add releases/0.7.75

README.md

@@ -726,27 +726,26 @@ A comparison of merging three large log files running on Ubuntu 22 on WSL2.
 
 Using `hyperfine` and GNU `time` to measure Max RSS.
 
-| Command          | Mean [ms]    | Min [ms] | Max [ms] |Max RSS [KB]|
-|:---              |---:          |---:      |---:      |---:        |
-| `grep+sort`      | 40.8 ± 0.4   | 40.1     | 42.0     |2656        |
-| `s4 (system)`    | 38.3 ± 1.9   | 35.0     | 48.7     |48184       |
-| `s4 (mimalloc)`  | 28.4 ± 2.2   | 26.0     | 43.9     |77344       |
-| `s4 (jemalloc)`  | 35.1 ± 2.8   | 32.4     | 52.3     |70832       |
-| `logmerger`      | 729.2 ± 11.8 | 710.2    | 749.0    |56140       |
-|`tl`              |              |          |          |53324       |
+| Command          | Mean [ms]   | Min [ms] | Max [ms] | Relative |Max RSS [KB]|
+|:---              |---:         |---:      |---:      |---:      |---:        |
+| `grep+sort`      | 41.0 ± 0.5  | 40.5     | 43.8     | 1.00     |2740        |
+| `s4 (system)`    | 37.3 ± 1.5  | 35.3     | 44.6     | 1.00     |48084       |
+| `s4 (mimalloc)`  | 30.3 ± 1.8  | 27.1     | 36.6     | 1.00     |77020       |
+| `s4 (jemalloc)`  | 36.0 ± 2.0  | 32.5     | 43.2     | 1.00     |69028       |
+| `logmerger`      | 720.2 ± 4.9 | 712.9    | 728.0    | 1.00     |56332       |
 
 Programs tested:
 
-- `grep` 3.7, `sort` 8.32
-- `s4` 0.7.74
+- GNU `grep` 3.7, GNU `sort` 8.32
+- `s4` 0.7.75
 - `logmerger` 0.9.0 on Python 3.10.12
 - `tl` 1.5.0 on Python 3.10.12
 - `hyperfine` 1.11.0
 - GNU `time` 1.9
 
 See directory results in [`compare-log-mergers.txt`].
 
-[`compare-log-mergers.txt`]: https://github.com/jtmoon79/super-speedy-syslog-searcher/tree/0.7.74/releases/0.7.74
+[`compare-log-mergers.txt`]: https://github.com/jtmoon79/super-speedy-syslog-searcher/tree/0.7.75/releases/0.7.75
 
 ---
 

releases/0.7.75/compare-grep-sort.txt

@@ -0,0 +1,91 @@
++ uname -a
+Linux uboo-ubuntu22 5.15.153.1-microsoft-standard-WSL2 #1 SMP Fri Mar 29 23:14:13 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux
++ git log -n1 '--format=%h %D'
+d799548f HEAD -> main
++ ./target/release/s4 --version
+super_speedy_syslog_searcher 0.7.75
++ /usr/bin/grep --version
+grep (GNU grep) 3.7
++ /usr/bin/sort --version
+sort (GNU coreutils) 8.32
++ /usr/bin/time --version
+time (GNU Time) UNKNOWN
++ hyperfine --version
+hyperfine 1.18.0
+
++ cargo clean --quiet
++ cargo build --release --quiet
++ /home/ulug/.cargo/bin/hyperfine --style=basic --export-markdown /tmp/compare-s4_s4_8om2t.md -N -n 's4 (System)' -- './target/release/s4 -a 20000101T080000 -b 20000101T085959.999999 --color=never ./logs/other/tests/gen-100-1-no.log ./logs/other/tests/gen-100-10-.......log ./logs/other/tests/gen-100-10-BRAAAP.log ./logs/other/tests/gen-100-10-FOOBAR.log ./logs/other/tests/gen-100-10-______.log ./logs/other/tests/gen-100-10-skullcrossbones.log ./logs/other/tests/gen-100-4-happyface.log ./logs/other/tests/gen-1000-3-foobar.log ./logs/other/tests/gen-200-1-jajaja.log ./logs/other/tests/gen-400-4-shamrock.log ./logs/other/tests/gen-99999-1-Motley_Crue.log'
+Benchmark 1: s4 (System)
+  Time (mean ± σ):      75.2 ms ±   2.0 ms    [User: 58.7 ms, System: 71.9 ms]
+  Range (min … max):    71.9 ms …  80.5 ms    38 runs
+
+
++ cargo clean --quiet
++ cargo build --release --quiet --features=mimalloc
++ /home/ulug/.cargo/bin/hyperfine --style=basic --export-markdown /tmp/compare-s4_s4_JiHfb.md -N -n 's4 (mimalloc)' -- './target/release/s4 -a 20000101T080000 -b 20000101T085959.999999 --color=never ./logs/other/tests/gen-100-1-no.log ./logs/other/tests/gen-100-10-.......log ./logs/other/tests/gen-100-10-BRAAAP.log ./logs/other/tests/gen-100-10-FOOBAR.log ./logs/other/tests/gen-100-10-______.log ./logs/other/tests/gen-100-10-skullcrossbones.log ./logs/other/tests/gen-100-4-happyface.log ./logs/other/tests/gen-1000-3-foobar.log ./logs/other/tests/gen-200-1-jajaja.log ./logs/other/tests/gen-400-4-shamrock.log ./logs/other/tests/gen-99999-1-Motley_Crue.log'
+Benchmark 1: s4 (mimalloc)
+  Time (mean ± σ):      43.4 ms ±   1.4 ms    [User: 49.6 ms, System: 33.2 ms]
+  Range (min … max):    41.2 ms …  47.1 ms    66 runs
+
+
++ cargo clean --quiet
++ cargo build --release --quiet --features=jemalloc
++ /home/ulug/.cargo/bin/hyperfine --style=basic --export-markdown /tmp/compare-s4_s4_CljQs.md -N -n 's4 (jemalloc)' -- './target/release/s4 -a 20000101T080000 -b 20000101T085959.999999 --color=never ./logs/other/tests/gen-100-1-no.log ./logs/other/tests/gen-100-10-.......log ./logs/other/tests/gen-100-10-BRAAAP.log ./logs/other/tests/gen-100-10-FOOBAR.log ./logs/other/tests/gen-100-10-______.log ./logs/other/tests/gen-100-10-skullcrossbones.log ./logs/other/tests/gen-100-4-happyface.log ./logs/other/tests/gen-1000-3-foobar.log ./logs/other/tests/gen-200-1-jajaja.log ./logs/other/tests/gen-400-4-shamrock.log ./logs/other/tests/gen-99999-1-Motley_Crue.log'
+Benchmark 1: s4 (jemalloc)
+  Time (mean ± σ):      49.7 ms ±   2.0 ms    [User: 51.4 ms, System: 40.2 ms]
+  Range (min … max):    46.8 ms …  61.0 ms    62 runs
+
+
++ /home/ulug/.cargo/bin/hyperfine --style=basic --export-markdown /tmp/compare-s4_s4_QualE.md --shell sh -n grep+sort -- '/usr/bin/grep -hEe '\''^20000101T08[[:digit:]]{4}'\'' ./logs/other/tests/gen-100-1-no.log ./logs/other/tests/gen-100-10-.......log ./logs/other/tests/gen-100-10-BRAAAP.log ./logs/other/tests/gen-100-10-FOOBAR.log ./logs/other/tests/gen-100-10-______.log ./logs/other/tests/gen-100-10-skullcrossbones.log ./logs/other/tests/gen-100-4-happyface.log ./logs/other/tests/gen-1000-3-foobar.log ./logs/other/tests/gen-200-1-jajaja.log ./logs/other/tests/gen-400-4-shamrock.log ./logs/other/tests/gen-99999-1-Motley_Crue.log | /usr/bin/sort -t '\'' '\'' -k 1 -s'
+Benchmark 1: grep+sort
+  Time (mean ± σ):      35.7 ms ±   0.8 ms    [User: 24.7 ms, System: 6.9 ms]
+  Range (min … max):    34.7 ms …  39.5 ms    82 runs
+
++ cat ./compare-s4_grep_sort.md
+| Command         | Mean [ms]  | Min [ms] | Max [ms] | Relative |
+|:---             |---:        |---:      |---:      |---:      |
+| `s4 (System)`   | 75.2 ± 2.0 | 71.9     | 80.5     | 1.00     |
+| `s4 (mimalloc)` | 43.4 ± 1.4 | 41.2     | 47.1     | 1.00     |
+| `s4 (jemalloc)` | 49.7 ± 2.0 | 46.8     | 61.0     | 1.00     |
+| `grep+sort`     | 35.7 ± 0.8 | 34.7     | 39.5     | 1.00     |
+
+
+COMMAND    │ MEAN [MS]  │ MIN [MS] │ MAX [MS] │ RELATIVE
+────────────────┼────────────┼──────────┼──────────┼───────────
+s4 (System)   │ 75.2 ± 2.0 │     71.9 │     80.5 │     1.00
+s4 (mimalloc) │ 43.4 ± 1.4 │     41.2 │     47.1 │     1.00
+s4 (jemalloc) │ 49.7 ± 2.0 │     46.8 │     61.0 │     1.00
+grep+sort     │ 35.7 ± 0.8 │     34.7 │     39.5 │     1.00
+
++ cargo clean --quiet
++ cargo build --release --quiet
++ /usr/bin/time '--format=real %e s, Max RSS %M KB, %P %%CPU, (%x)' -- ./target/release/s4 -a 20000101T080000 -b 20000101T085959.999999 --color=never ./logs/other/tests/gen-100-1-no.log ./logs/other/tests/gen-100-10-.......log ./logs/other/tests/gen-100-10-BRAAAP.log ./logs/other/tests/gen-100-10-FOOBAR.log ./logs/other/tests/gen-100-10-______.log ./logs/other/tests/gen-100-10-skullcrossbones.log ./logs/other/tests/gen-100-4-happyface.log ./logs/other/tests/gen-1000-3-foobar.log ./logs/other/tests/gen-200-1-jajaja.log ./logs/other/tests/gen-400-4-shamrock.log ./logs/other/tests/gen-99999-1-Motley_Crue.log
+real 0.07 s, Max RSS 81624 KB, 171% %CPU, (0)
+
++ cargo clean --quiet
++ cargo build --release --quiet --features=mimalloc
++ /usr/bin/time '--format=real %e s, Max RSS %M KB, %P %%CPU, (%x)' -- ./target/release/s4 -a 20000101T080000 -b 20000101T085959.999999 --color=never ./logs/other/tests/gen-100-1-no.log ./logs/other/tests/gen-100-10-.......log ./logs/other/tests/gen-100-10-BRAAAP.log ./logs/other/tests/gen-100-10-FOOBAR.log ./logs/other/tests/gen-100-10-______.log ./logs/other/tests/gen-100-10-skullcrossbones.log ./logs/other/tests/gen-100-4-happyface.log ./logs/other/tests/gen-1000-3-foobar.log ./logs/other/tests/gen-200-1-jajaja.log ./logs/other/tests/gen-400-4-shamrock.log ./logs/other/tests/gen-99999-1-Motley_Crue.log
+real 0.04 s, Max RSS 148740 KB, 202% %CPU, (0)
+
++ cargo clean --quiet
++ cargo build --release --quiet --features=jemalloc
++ /usr/bin/time '--format=real %e s, Max RSS %M KB, %P %%CPU, (%x)' -- ./target/release/s4 -a 20000101T080000 -b 20000101T085959.999999 --color=never ./logs/other/tests/gen-100-1-no.log ./logs/other/tests/gen-100-10-.......log ./logs/other/tests/gen-100-10-BRAAAP.log ./logs/other/tests/gen-100-10-FOOBAR.log ./logs/other/tests/gen-100-10-______.log ./logs/other/tests/gen-100-10-skullcrossbones.log ./logs/other/tests/gen-100-4-happyface.log ./logs/other/tests/gen-1000-3-foobar.log ./logs/other/tests/gen-200-1-jajaja.log ./logs/other/tests/gen-400-4-shamrock.log ./logs/other/tests/gen-99999-1-Motley_Crue.log
+real 0.04 s, Max RSS 130820 KB, 185% %CPU, (0)
+
++ /usr/bin/time '--format=real %e s, Max RSS %M KB, %P %%CPU, (%x)' -- sh -c '/usr/bin/grep --color=never --text -hEe '\''^20000101T08[[:digit:]]{4}'\'' -- ./logs/other/tests/gen-100-1-no.log ./logs/other/tests/gen-100-10-.......log ./logs/other/tests/gen-100-10-BRAAAP.log ./logs/other/tests/gen-100-10-FOOBAR.log ./logs/other/tests/gen-100-10-______.log ./logs/other/tests/gen-100-10-skullcrossbones.log ./logs/other/tests/gen-100-4-happyface.log ./logs/other/tests/gen-1000-3-foobar.log ./logs/other/tests/gen-200-1-jajaja.log ./logs/other/tests/gen-400-4-shamrock.log ./logs/other/tests/gen-99999-1-Motley_Crue.log | /usr/bin/sort -t '\'' '\'' -k 1 -s >/dev/null'
+real 0.02 s, Max RSS 8256 KB, 81% %CPU, (0)
+
+The output files will differ due to sorting method differences.
+However Line Count and Byte Count should be the same.
+
+super_speedy_syslog_searcher output file
+  Line Count 10800
+  Byte Count 3552746
+'grep+sort' output file
+  Line Count 10800
+  Byte Count 3552746
+Files /tmp/compare-s4_s4_m9ONG and /tmp/compare-s4_grep_RsG15 differ
+
+Line Count and Byte Count are the same. (ʘ‿ʘ)
+

releases/0.7.75/compare-log-mergers.txt

@@ -0,0 +1,138 @@
++ git log -n1 --oneline -1
+d799548f (HEAD -> main) (PROJECT) bump version 0.7.75
++ /usr/bin/time --version
+time (GNU Time) UNKNOWN
++ python --version
+Python 3.10.12
++ hyperfine --version
+hyperfine 1.18.0
++ python -m pip install --upgrade --no-python-version-warning --disable-pip-version-check --force --quiet logmerger==0.9.0
+ERROR: pip's dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.
+toolong 1.5.0 requires textual<0.59.0,>=0.58.0, but you have textual 0.71.0 which is incompatible.
++ python -m pip install --upgrade --no-python-version-warning --disable-pip-version-check --force --quiet toolong==1.5.0
++ python -m pip install --upgrade --no-python-version-warning --disable-pip-version-check --force --quiet logdissect==3.1.1
+----------------------------------------
++ /usr/bin/grep --version
+grep (GNU grep) 3.7
++ /usr/bin/sort --version
+sort (GNU coreutils) 8.32
+
++ /home/ulug/.cargo/bin/hyperfine --style=basic --export-markdown /tmp/compare-log_mergers_Nx7mJ.md --shell sh -n grep+sort -- '/usr/bin/grep -hEe '\''^2000-01-01T00\:([234][[:digit:]]\:[[:digit:]]{2}|50\:00)'\'' -- ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log | /usr/bin/sort -t '\'' '\'' -k 1 -s > /dev/null'
+Benchmark 1: grep+sort
+  Time (mean ± σ):      41.0 ms ±   0.5 ms    [User: 31.8 ms, System: 2.2 ms]
+  Range (min … max):    40.5 ms …  43.8 ms    72 runs
+
++ /usr/bin/time '--format=real %e s, Max RSS %M KB, %P %%CPU, (%x)' -- /usr/bin/grep -hEe '^2000-01-01T00\:([234][[:digit:]]\:[[:digit:]]{2}|50\:00)' -- ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log
++ /usr/bin/sort -t ' ' -k 1 -s
+real 0.01 s, Max RSS 2740 KB, 46% %CPU, (0)
+
+4403 /tmp/compare-log-mergers_GwxgC.out
+
+| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
+|:---|---:|---:|---:|---:|
+| `grep+sort` | 41.0 ± 0.5 | 40.5 | 43.8 | 1.00 |
+
+----------------------------------------
++ ./target/release/s4 --version
+super_speedy_syslog_searcher 0.7.75
+
++ cargo clean --quiet
++ cargo build --quiet --release
++ /home/ulug/.cargo/bin/hyperfine --style=basic --export-markdown /tmp/compare-log_mergers_F8GHF.md -N -n 's4 (system)' -- ''\''./target/release/s4'\'' -a='\''2000-01-01T00:20:00'\'' -b='\''2000-01-01T00:50:00'\'' --color=never ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log > /dev/null'
+Benchmark 1: s4 (system)
+  Time (mean ± σ):      37.3 ms ±   1.5 ms    [User: 35.9 ms, System: 21.1 ms]
+  Range (min … max):    35.3 ms …  44.6 ms    77 runs
+
++ /usr/bin/time '--format=real %e s, Max RSS %M KB, %P %%CPU, (%x)' -- ./target/release/s4 -a=2000-01-01T00:20:00 -b=2000-01-01T00:50:00 --color=never ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log
+real 0.05 s, Max RSS 48084 KB, 167% %CPU, (0)
+
+4403 /tmp/compare-log-mergers_GwxgC.out
+
+| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
+|:---|---:|---:|---:|---:|
+| `s4 (system)` | 37.3 ± 1.5 | 35.3 | 44.6 | 1.00 |
+
+----------------------------------------
++ cargo clean --quiet
++ cargo build --quiet --release --features=mimalloc
++ /home/ulug/.cargo/bin/hyperfine --style=basic --export-markdown /tmp/compare-log_mergers_k1J5E.md -N -n 's4 (mimalloc)' -- ''\''./target/release/s4'\'' -a='\''2000-01-01T00:20:00'\'' -b='\''2000-01-01T00:50:00'\'' --color=never ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log > /dev/null'
+Benchmark 1: s4 (mimalloc)
+  Time (mean ± σ):      30.3 ms ±   1.8 ms    [User: 26.7 ms, System: 19.7 ms]
+  Range (min … max):    27.1 ms …  36.6 ms    104 runs
+
++ /usr/bin/time '--format=real %e s, Max RSS %M KB, %P %%CPU, (%x)' -- ./target/release/s4 -a=2000-01-01T00:20:00 -b=2000-01-01T00:50:00 --color=never ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log
+real 0.04 s, Max RSS 77020 KB, 170% %CPU, (0)
+
+4403 /tmp/compare-log-mergers_GwxgC.out
+
+| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
+|:---|---:|---:|---:|---:|
+| `s4 (mimalloc)` | 30.3 ± 1.8 | 27.1 | 36.6 | 1.00 |
+
+----------------------------------------
++ cargo clean --quiet
++ cargo build --quiet --release --features=jemalloc
++ /home/ulug/.cargo/bin/hyperfine --style=basic --export-markdown /tmp/compare-log_mergers_XaTRi.md -N -n 's4 (jemalloc))' -- ''\''./target/release/s4'\'' -a='\''2000-01-01T00:20:00'\'' -b='\''2000-01-01T00:50:00'\'' --color=never ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log > /dev/null'
+Benchmark 1: s4 (jemalloc))
+  Time (mean ± σ):      36.0 ms ±   2.0 ms    [User: 27.3 ms, System: 26.2 ms]
+  Range (min … max):    32.5 ms …  43.2 ms    82 runs
+
++ /usr/bin/time '--format=real %e s, Max RSS %M KB, %P %%CPU, (%x)' -- ./target/release/s4 -a=2000-01-01T00:20:00 -b=2000-01-01T00:50:00 --color=never ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log
+real 0.05 s, Max RSS 69028 KB, 170% %CPU, (0)
+
+4403 /tmp/compare-log-mergers_GwxgC.out
+
+| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
+|:---|---:|---:|---:|---:|
+| `s4 (jemalloc))` | 36.0 ± 2.0 | 32.5 | 43.2 | 1.00 |
+
+----------------------------------------
++ logmerger --version
+logmerger         0.9.0
+
++ /home/ulug/.cargo/bin/hyperfine --style=basic --export-markdown /tmp/compare-log_mergers_Gbl2v.md --shell sh -n logmerger -- ''\''logmerger'\'' --inline --output=- --start '\''2000-01-01T00:20:00'\'' --end '\''2000-01-01T00:50:00'\'' ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log > /dev/null'
+Benchmark 1: logmerger
+  Time (mean ± σ):     720.2 ms ±   4.9 ms    [User: 693.1 ms, System: 25.0 ms]
+  Range (min … max):   712.9 ms … 728.0 ms    10 runs
+
++ /usr/bin/time '--format=real %e s, Max RSS %M KB, %P %%CPU, (%x)' -- logmerger --inline --output=- --start 2000-01-01T00:20:00 --end 2000-01-01T00:50:00 ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log
+real 0.72 s, Max RSS 56332 KB, 99% %CPU, (0)
+
+4908 /tmp/compare-log-mergers_GwxgC.out
+
+| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
+|:---|---:|---:|---:|---:|
+| `logmerger` | 720.2 ± 4.9 | 712.9 | 728.0 | 1.00 |
+
+----------------------------------------
++ logdissect --version
+logdissect 3.1.1
+
+TODO: figure out how to use logdissect. I'm unable to get it to match on ANY files.
+
+----------------------------------------
++ tl --version
+tl, version 1.5.0
+
++ /usr/bin/time '--format=real %e s, Max RSS %M KB, %P %%CPU, (%x)' -- tl --merge --output-merge /tmp/compare-log-mergers_GwxgC.out ./tools/compare-log-mergers/gen-5000-1-faces.log ./tools/compare-log-mergers/gen-2500-1-faces.log ./tools/compare-log-mergers/gen-2000-1-faces.log
+real 2.85 s, Max RSS 48784 KB, 15% %CPU, (0)
+
+10003 /tmp/compare-log-mergers_GwxgC.out
+
++ cat ./compare-log_mergers.md
+| Command          | Mean [ms]   | Min [ms] | Max [ms] | Relative |
+|:---              |---:         |---:      |---:      |---:      |
+| `grep+sort`      | 41.0 ± 0.5  | 40.5     | 43.8     | 1.00     |
+| `s4 (system)`    | 37.3 ± 1.5  | 35.3     | 44.6     | 1.00     |
+| `s4 (mimalloc)`  | 30.3 ± 1.8  | 27.1     | 36.6     | 1.00     |
+| `s4 (jemalloc))` | 36.0 ± 2.0  | 32.5     | 43.2     | 1.00     |
+| `logmerger`      | 720.2 ± 4.9 | 712.9    | 728.0    | 1.00     |
+
+
+       COMMAND     │  MEAN [MS]  │ MIN [MS] │ MAX [MS] │ RELATIVE
+  ─────────────────┼─────────────┼──────────┼──────────┼───────────
+    grep+sort      │ 41.0 ± 0.5  │     40.5 │     43.8 │     1.00
+    s4 (system)    │ 37.3 ± 1.5  │     35.3 │     44.6 │     1.00
+    s4 (mimalloc)  │ 30.3 ± 1.8  │     27.1 │     36.6 │     1.00
+    s4 (jemalloc)) │ 36.0 ± 2.0  │     32.5 │     43.2 │     1.00
+    logmerger      │ 720.2 ± 4.9 │    712.9 │    728.0 │     1.00

releases/0.7.75/compare-s4_grep_sort.md

@@ -0,0 +1,6 @@
+| Command         | Mean [ms]  | Min [ms] | Max [ms] | Relative |
+|:---             |---:        |---:      |---:      |---:      |
+| `s4 (System)`   | 75.2 ± 2.0 | 71.9     | 80.5     | 1.00     |
+| `s4 (mimalloc)` | 43.4 ± 1.4 | 41.2     | 47.1     | 1.00     |
+| `s4 (jemalloc)` | 49.7 ± 2.0 | 46.8     | 61.0     | 1.00     |
+| `grep+sort`     | 35.7 ± 0.8 | 34.7     | 39.5     | 1.00     |