aboutsummaryrefslogtreecommitdiffstats
path: root/research/experiments
diff options
context:
space:
mode:
Diffstat (limited to 'research/experiments')
-rwxr-xr-xresearch/experiments/009-runtime-drafts/run.py8
-rw-r--r--research/experiments/010-one-sync-commit/run.py15
-rwxr-xr-xresearch/experiments/012-tail-records/run.py15
3 files changed, 26 insertions, 12 deletions
diff --git a/research/experiments/009-runtime-drafts/run.py b/research/experiments/009-runtime-drafts/run.py
index 08ed55d..eb87a25 100755
--- a/research/experiments/009-runtime-drafts/run.py
+++ b/research/experiments/009-runtime-drafts/run.py
@@ -8,12 +8,12 @@ import subprocess
from pathlib import Path
HERE = Path(__file__).resolve().parent
-CONNECTIONS = HERE.parents[2] / 'prototypes' / 'connections'
+ROOT = HERE.parents[2]
def main():
parser = argparse.ArgumentParser()
- parser.add_argument('--work', type=Path, default=CONNECTIONS / 'build' / 'bench-drafts')
+ parser.add_argument('--work', type=Path, default=ROOT / 'build' / 'bench-drafts')
parser.add_argument('--size', type=int, default=1048576)
parser.add_argument('--saves', type=int, default=24)
parser.add_argument('--rounds', type=int, default=3)
@@ -24,8 +24,8 @@ def main():
device = subprocess.check_output(['findmnt', '-n', '-T', str(args.work), '-o', 'SOURCE,FSTYPE'], text=True).split()
assert device[1] != 'tmpfs', 'fsync is free on tmpfs'
binary = args.work / 'bench'
- subprocess.run(['cc', '-std=c17', '-O2', '-Wall', '-Wextra', '-Werror', f'-I{CONNECTIONS}',
- str(HERE / 'bench.c'), str(CONNECTIONS / 'store-tree.c'), '-o', str(binary)], check=True)
+ subprocess.run(['cc', '-std=c17', '-O2', '-Wall', '-Wextra', '-Werror', f'-I{ROOT / "core"}',
+ str(HERE / 'bench.c'), str(ROOT / 'store' / 'store-tree.c'), '-o', str(binary)], check=True)
runs = []
for round_number in range(args.rounds):
for mode in (('copy', 'draft') if round_number % 2 == 0 else ('draft', 'copy')):
diff --git a/research/experiments/010-one-sync-commit/run.py b/research/experiments/010-one-sync-commit/run.py
index 9a01c07..c729358 100644
--- a/research/experiments/010-one-sync-commit/run.py
+++ b/research/experiments/010-one-sync-commit/run.py
@@ -16,11 +16,18 @@ from pathlib import Path
HERE = Path(__file__).resolve().parent
ROOT = HERE.parents[2]
-PURE = ROOT / 'prototypes' / 'connections'
+CORE = ROOT / 'core' # the store's headers
+STORE = ROOT / 'store' / 'store-tree.c'
+
+
+def stored_at(revision):
+ """Where the tree store was at a revision: store/ now, prototypes/connections/ before."""
+ moved = subprocess.run(['git', '-C', str(ROOT), 'cat-file', '-e', f'{revision}:store/store-tree.c'], capture_output=True)
+ return 'store/store-tree.c' if moved.returncode == 0 else 'prototypes/connections/store-tree.c'
def build(output, sources):
- subprocess.run(['cc', '-O2', '-std=c17', f'-I{PURE}', '-o', str(output)] + [str(s) for s in sources] + ['-lpthread'],
+ subprocess.run(['cc', '-O2', '-std=c17', f'-I{CORE}', '-o', str(output)] + [str(s) for s in sources] + ['-lpthread'],
check=True)
@@ -34,12 +41,12 @@ def main():
with tempfile.TemporaryDirectory() as work:
work = Path(work)
before = work / 'store-tree-before.c'
- before.write_text(subprocess.run(['git', '-C', str(ROOT), 'show', f'{args.before}:prototypes/connections/store-tree.c'],
+ before.write_text(subprocess.run(['git', '-C', str(ROOT), 'show', f'{args.before}:{stored_at(args.before)}'],
capture_output=True, text=True, check=True).stdout)
build(work / 'probe', [HERE / 'probe.c'])
builds = {'two syncs': work / 'commits-before', 'one sync': work / 'commits-after'}
build(builds['two syncs'], [HERE / 'commits.c', before])
- build(builds['one sync'], [HERE / 'commits.c', PURE / 'store-tree.c'])
+ build(builds['one sync'], [HERE / 'commits.c', STORE])
results = {'rounds': []}
for round_ in range(args.rounds):
probe = subprocess.run([str(work / 'probe'), str(args.directory)], capture_output=True, text=True, check=True)
diff --git a/research/experiments/012-tail-records/run.py b/research/experiments/012-tail-records/run.py
index 7fc342e..ed8630b 100755
--- a/research/experiments/012-tail-records/run.py
+++ b/research/experiments/012-tail-records/run.py
@@ -18,12 +18,19 @@ from pathlib import Path
HERE = Path(__file__).resolve().parent
ROOT = HERE.parents[2]
-PURE = ROOT / 'prototypes' / 'connections'
+CORE = ROOT / 'core' # the store's headers
+STORE = ROOT / 'store' / 'store-tree.c'
COMMITS = HERE.parent / '010-one-sync-commit' / 'commits.c'
+def stored_at(revision):
+ """Where the tree store was at a revision: store/ now, prototypes/connections/ before."""
+ moved = subprocess.run(['git', '-C', str(ROOT), 'cat-file', '-e', f'{revision}:store/store-tree.c'], capture_output=True)
+ return 'store/store-tree.c' if moved.returncode == 0 else 'prototypes/connections/store-tree.c'
+
+
def build(output, sources):
- subprocess.run(['cc', '-O2', '-std=c17', f'-I{PURE}', '-o', str(output)] + [str(s) for s in sources] + ['-lpthread'],
+ subprocess.run(['cc', '-O2', '-std=c17', f'-I{CORE}', '-o', str(output)] + [str(s) for s in sources] + ['-lpthread'],
check=True)
@@ -37,12 +44,12 @@ def main():
with tempfile.TemporaryDirectory() as work:
work = Path(work)
before = work / 'store-tree-before.c'
- before.write_text(subprocess.run(['git', '-C', str(ROOT), 'show', f'{args.before}:prototypes/connections/store-tree.c'],
+ before.write_text(subprocess.run(['git', '-C', str(ROOT), 'show', f'{args.before}:{stored_at(args.before)}'],
capture_output=True, text=True, check=True).stdout)
build(work / 'probe', [HERE / 'probe.c'])
builds = {'heads in slots': work / 'commits-before', 'heads as records': work / 'commits-after'}
build(builds['heads in slots'], [COMMITS, before])
- build(builds['heads as records'], [COMMITS, PURE / 'store-tree.c'])
+ build(builds['heads as records'], [COMMITS, STORE])
results = {'rounds': []}
for round_ in range(args.rounds):
measured = {'probe': [], 'commits': {}}