mirror of
https://gerrit.googlesource.com/git-repo
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8da4861b38
Follow the same approach as 39ffd9977e to reduce serialization overhead.
Below benchmarks are tested with 2.7k projects on my workstation
(warm cache). git tracing is disabled for benchmark.
(seconds) | v2.48 | v2.48 | this CL | this CL
| | -j32 | | -j32
-----------------------------------------------------------
with clean tree state:
branches (none) | 5.6 | 5.9 | 1.0 | 0.9
status (clean) | 21.3 | 9.4 | 19.4 | 4.7
diff (none) | 7.6 | 7.2 | 5.7 | 2.2
prune (none) | 5.7 | 6.1 | 1.3 | 1.2
abandon (none) | 19.4 | 18.6 | 0.9 | 0.8
upload (none) | 19.7 | 18.7 | 0.9 | 0.8
forall -c true | 7.5 | 7.6 | 0.6 | 0.6
forall -c "git log -1" | 11.3 | 11.1 | 0.6 | 0.6
with branches:
start BRANCH --all | 21.9 | 20.3 | 13.6 | 2.6
checkout BRANCH | 29.1 | 27.8 | 1.1 | 1.0
branches (2) | 28.0 | 28.6 | 1.5 | 1.3
abandon BRANCH | 29.2 | 27.5 | 9.7 | 2.2
Bug: b/371638995
Change-Id: I53989a3d1e43063587b3f52f852b1c2c56b49412
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/440221
Reviewed-by: Josip Sokcevic <sokcevic@google.com>
Tested-by: Kuang-che Wu <kcwu@google.com>
Commit-Queue: Kuang-che Wu <kcwu@google.com>
98 lines
3.0 KiB
Python
98 lines
3.0 KiB
Python
# Copyright (C) 2008 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import itertools
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from color import Coloring
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from command import DEFAULT_LOCAL_JOBS
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from command import PagedCommand
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class Prune(PagedCommand):
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COMMON = True
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helpSummary = "Prune (delete) already merged topics"
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helpUsage = """
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%prog [<project>...]
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"""
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PARALLEL_JOBS = DEFAULT_LOCAL_JOBS
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@classmethod
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def _ExecuteOne(cls, project_idx):
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"""Process one project."""
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project = cls.get_parallel_context()["projects"][project_idx]
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return project.PruneHeads()
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def Execute(self, opt, args):
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projects = self.GetProjects(
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args, all_manifests=not opt.this_manifest_only
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)
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# NB: Should be able to refactor this module to display summary as
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# results come back from children.
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def _ProcessResults(_pool, _output, results):
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return list(itertools.chain.from_iterable(results))
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with self.ParallelContext():
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self.get_parallel_context()["projects"] = projects
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all_branches = self.ExecuteInParallel(
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opt.jobs,
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self._ExecuteOne,
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range(len(projects)),
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callback=_ProcessResults,
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ordered=True,
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)
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if not all_branches:
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return
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class Report(Coloring):
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def __init__(self, config):
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Coloring.__init__(self, config, "status")
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self.project = self.printer("header", attr="bold")
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out = Report(all_branches[0].project.config)
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out.project("Pending Branches")
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out.nl()
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project = None
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for branch in all_branches:
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if project != branch.project:
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project = branch.project
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out.nl()
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out.project(
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"project %s/"
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% project.RelPath(local=opt.this_manifest_only)
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)
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out.nl()
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print(
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"%s %-33s "
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% (
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branch.name == project.CurrentBranch and "*" or " ",
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branch.name,
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),
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end="",
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)
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if not branch.base_exists:
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print(f"(ignoring: tracking branch is gone: {branch.base})")
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else:
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commits = branch.commits
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date = branch.date
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print(
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"(%2d commit%s, %s)"
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% (len(commits), len(commits) != 1 and "s" or " ", date)
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)
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