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File locking in HDF5 back end #4

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scemama opened this issue Mar 2, 2021 · 2 comments
Closed

File locking in HDF5 back end #4

scemama opened this issue Mar 2, 2021 · 2 comments
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@scemama
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scemama commented Mar 2, 2021

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@scemama
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scemama commented Mar 3, 2021

Done in #14 for TEXT back-end. To do with HDF5.

@scemama scemama changed the title File locking File locking in HDF5 back end Mar 3, 2021
@q-posev q-posev self-assigned this Mar 4, 2021
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q-posev commented Mar 4, 2021

File locking is activated by default starting from hdf5 v.1.10. This is why normally concurrent read should fail.
File locking can be deactivated using export HDF5_USE_FILE_LOCKING=FALSE command (more details here
For an advanced single-write/multiple-readers scenario see issue #19

@q-posev q-posev closed this as completed Mar 4, 2021
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