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https://github.com/octoleo/syncthing.git
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8c91ced784
So STDEADLOCK seems to do the same thing as STDEADLOCKTIMEOUT, except in the other package. Consolidate? STDEADLOCKTHRESHOLD is actually called STLOCKTHRESHOLD, correct the help text. GitHub-Pull-Request: https://github.com/syncthing/syncthing/pull/4598
41 lines
1.3 KiB
Go
41 lines
1.3 KiB
Go
// Copyright (C) 2015 The Syncthing Authors.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this file,
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// You can obtain one at https://mozilla.org/MPL/2.0/.
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package sync
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import (
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"os"
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"strconv"
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"strings"
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"time"
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"github.com/sasha-s/go-deadlock"
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"github.com/syncthing/syncthing/lib/logger"
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)
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var (
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threshold = 100 * time.Millisecond
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l = logger.DefaultLogger.NewFacility("sync", "Mutexes")
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// We make an exception in this package and have an actual "if debug { ...
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// }" variable, as it may be rather performance critical and does
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// nonstandard things (from a debug logging PoV).
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debug = strings.Contains(os.Getenv("STTRACE"), "sync") || os.Getenv("STTRACE") == "all"
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useDeadlock = os.Getenv("STDEADLOCKTIMEOUT") != ""
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)
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func init() {
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l.SetDebug("sync", strings.Contains(os.Getenv("STTRACE"), "sync") || os.Getenv("STTRACE") == "all")
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if n, err := strconv.Atoi(os.Getenv("STLOCKTHRESHOLD")); err == nil {
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threshold = time.Duration(n) * time.Millisecond
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}
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if n, err := strconv.Atoi(os.Getenv("STDEADLOCKTIMEOUT")); err == nil {
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deadlock.Opts.DeadlockTimeout = time.Duration(n) * time.Second
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}
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l.Debugf("Enabling lock logging at %v threshold", threshold)
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}
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