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use cpu count explicitly in job count

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This commit is contained in:
Janne Sinivirta 2018-07-03 11:46:56 +03:00
parent 79aab4cce2
commit 2713fdb860
1 changed files with 5 additions and 5 deletions
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10
freqtrade/optimize/hyperopt.py
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@ -323,13 +323,13 @@ class Hyperopt(Backtesting):
results.trade_duration.mean(),
)
def get_optimizer(self) -> Optimizer:
def get_optimizer(self, cpu_count) -> Optimizer:
return Optimizer(
self.hyperopt_space(),
base_estimator="ET",
acq_optimizer="auto",
n_initial_points=30,
acq_optimizer_kwargs={'n_jobs': -1}
acq_optimizer_kwargs={'n_jobs': cpu_count}
)
def run_optimizer_parallel(self, parallel, asked) -> List:
@ -361,11 +361,11 @@ class Hyperopt(Backtesting):
self.load_previous_results()
cpus = multiprocessing.cpu_count()
logger.info(f'Found {cpus}. Let\'s make them scream!')
logger.info(f'Found {cpus} CPU cores. Let\'s make them scream!')
opt = self.get_optimizer()
opt = self.get_optimizer(cpus)
try:
with Parallel(n_jobs=-1) as parallel:
with Parallel(n_jobs=cpus) as parallel:
for i in range(self.total_tries//cpus):
asked = opt.ask(n_points=cpus)
f_val = self.run_optimizer_parallel(parallel, asked)