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* Made the garbage collector a lot faster. It no longer computes the

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complete set of live and dead paths before starting the actual
  deletion, but determines liveness on demand.  I.e. for any path in
  the store, it first tries to delete all the referrers, and then the
  path itself.  This means that the collector can start deleting paths
  almost immediately.
This commit is contained in:
Eelco Dolstra 2009-11-23 16:34:24 +00:00
parent 4f7e5f5810
commit c364d5d1e3
2 changed files with 171 additions and 169 deletions
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11
src/libstore/local-store.hh
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@ -174,12 +174,13 @@ private:
void upgradeStore12();
void gcPath(const GCOptions & options, GCResults & results,
const Path & path);
void gcPathRecursive(const GCOptions & options,
GCResults & results, PathSet & done, const Path & path);
struct GCState;
bool tryToDelete(GCState & state, const Path & path);
bool isActiveTempFile(const GCState & state,
const Path & path, const string & suffix);
void startSubstituter(const Path & substituter,
RunningSubstituter & runningSubstituter);
};