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| author | Eelco Dolstra <edolstra@gmail.com> | 2021-12-22 15:49:51 +0100 |
|---|---|---|
| committer | Eelco Dolstra <edolstra@gmail.com> | 2021-12-22 15:56:25 +0100 |
| commit | 9747ea84b43c75f719d719673b9d0a7cb50d34e5 (patch) | |
| tree | 445abc4d9207becbdf73b66b061a92c3af39407e /src/libutil/thread-pool.cc | |
| parent | ddd78391547be5f34f4042fd48124c0ced1f33b2 (diff) | |
Remove CPU locking
This was already accidentally disabled in ba87b08. It also no longer
appears to be beneficial, and in fact slow things down, e.g. when
evaluating a NixOS system configuration:
elapsed time: median = 3.8170 mean = 3.8202 stddev = 0.0195 min = 3.7894 max = 3.8600 [rejected, p=0.00000, Δ=0.36929±0.02513]
Diffstat (limited to 'src/libutil/thread-pool.cc')
| -rw-r--r-- | src/libutil/thread-pool.cc | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/src/libutil/thread-pool.cc b/src/libutil/thread-pool.cc index 857ee91f8..dc4067f1b 100644 --- a/src/libutil/thread-pool.cc +++ b/src/libutil/thread-pool.cc @@ -1,13 +1,10 @@ #include "thread-pool.hh" -#include "affinity.hh" namespace nix { ThreadPool::ThreadPool(size_t _maxThreads) : maxThreads(_maxThreads) { - restoreAffinity(); // FIXME - if (!maxThreads) { maxThreads = std::thread::hardware_concurrency(); if (!maxThreads) maxThreads = 1; |