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Increase latency overhead in stealing cost calculation #5390

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merged 1 commit into from Oct 19, 2021
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Increase latency overhead in stealing cost calculation #5390

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6 changes: 5 additions & 1 deletion distributed/stealing.py
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Expand Up @@ -14,7 +14,11 @@
from .diagnostics.plugin import SchedulerPlugin
from .utils import log_errors

LATENCY = 10e-3
# Stealing requires multiple network bounces and if successful also task
# submission which may include code serialization. Therefore, be very
# conservative in the latency estimation to suppress too aggressive stealing
# of small tasks
LATENCY = 0.1

logger = logging.getLogger(__name__)

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