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[downloader] Make insufficient memory message error more helpful

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derrod 2020-12-14 08:42:22 +01:00
parent cb7ea25a18
commit 5e1896cf2c
1 changed files with 11 additions and 2 deletions
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13
legendary/downloader/manager.py
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@ -359,8 +359,17 @@ class DLManager(Process):
if analysis_res.min_memory > self.max_shared_memory:
shared_mib = f'{self.max_shared_memory / 1024 / 1024:.01f} MiB'
required_mib = f'{analysis_res.min_memory / 1024 / 1024:.01f} MiB'
raise MemoryError(f'Current shared memory cache is smaller than required! {shared_mib} < {required_mib}. '
f'Try running legendary with the --enable-reordering flag to reduce memory usage.')
suggested_mib = round(self.max_shared_memory / 1024 / 1024 +
(analysis_res.min_memory - self.max_shared_memory) / 1024 / 1024 + 32)
if processing_optimization:
message = f'Try running legendary with "--enable-reordering --max-shared-memory {suggested_mib:.0f}"'
else:
message = 'Try running legendary with "--enable-reordering" to reduce memory usage, ' \
f'or use "--max-shared-memory {suggested_mib:.0f}" to increase the limit.'
raise MemoryError(f'Current shared memory cache is smaller than required: {shared_mib} < {required_mib}. '
+ message)
# calculate actual dl and patch write size.
analysis_res.dl_size = \