mirror of
https://github.com/facebook/sapling.git
synced 2024-10-10 16:57:49 +03:00
ab3a7cb21f
Summary: In preparation for merging fb-mercurial sources to the Eden repository, move everything from the top-level directory into an `eden/scm` subdirectory.
119 lines
3.3 KiB
Python
119 lines
3.3 KiB
Python
# Copyright (c) Facebook, Inc. and its affiliates.
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2.
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from __future__ import absolute_import
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import random
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import time
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import traceback
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from edenscm.mercurial import context, error, registrar, scmutil
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from edenscm.mercurial.i18n import _
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from ..perfsuite import editsgenerator
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cmdtable = {}
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command = registrar.command(cmdtable)
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testedwith = "ships-with-fb-hgext"
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def _mainloop(repo, ui, tr, count, batchsize):
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i = 0
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batchcount = 0
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start = time.time()
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base = scmutil.revsingle(repo, ui.config("repogenerator", "startcommit", "tip"))
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goalrev = ui.configint("repogenerator", "numcommits", 10000) - 1
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ui.write(_("starting commit is: %d (goal is %d)\n") % (base.rev(), goalrev))
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generator = editsgenerator.randomeditsgenerator(base)
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while base.rev() < goalrev:
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# Make a commit:
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wctx = context.overlayworkingctx(repo)
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wctx.setbase(base)
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generator.makerandomedits(wctx)
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memctx = wctx.tomemctx("memory commit", parents=(base.rev(), None))
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newctx = repo[repo.commitctx(memctx)]
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# Log production rate:
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elapsed = time.time() - start
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if i % 5 == 0:
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ui.write(
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_(
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"created %s, %0.2f sec elapsed "
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"(%0.2f commits/sec, %s per hour, %s per day)\n"
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)
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% (
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i,
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elapsed,
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i / elapsed,
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"{:,}".format(int(i / elapsed * 3600)),
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"{:,}".format(int(i / elapsed * 86400)),
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)
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)
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base = newctx
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i += 1
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batchcount += 1
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if batchcount > batchsize:
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ui.status(_("committing txn...\n"))
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tr.close()
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tr = repo.transaction("newtxn_")
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batchcount = 0
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if i >= count:
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ui.status(_("generated %d commits; quitting\n") % count)
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return
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@command(
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"repogenerator",
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[
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("", "batch-size", 50000, _("size of transactiions to commit")),
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("n", "count", 50000, _("number of commits to generate")),
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("", "seed", 0, _("random seed to use")),
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],
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_("hg repogenerator [OPTION] [REV]"),
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)
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def repogenerator(ui, repo, *revs, **opts):
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"""Generates random commits for large-scale repo generation
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The starting revision is configurable::
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[repogenerator]
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startcommit = tip
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The number of commits is configurable::
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[repogenerator]
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numcommits = 10000
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The shape of generated paths can be tweaked::
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[repogenerator]
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filenamedircount = 3
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filenameleaflength = 3
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"""
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if opts["seed"]:
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random.seed(opts["seed"])
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with repo.wlock(), repo.lock():
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try:
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tr = repo.transaction("")
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except error.AbandonedTransactionFoundError:
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ui.status(_("recovering abandoned transaction...\n"))
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repo.recover()
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tr = repo.transaction("")
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try:
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_mainloop(repo, ui, tr, opts["count"], opts["batch_size"])
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tr.close()
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except KeyboardInterrupt:
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ui.status(_("interrupted...\n"))
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tr.abort()
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except Exception:
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traceback.print_exc()
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tr.abort()
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raise
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