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FIO reports "No data available" during writing to NVMe namespace even after deleting the old files

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Applies to

ONTAP 9

Issue

FIO command return error when using namespace with same size containing volume.

Example:

fio: io_u error on file /mnt/ns1/write_50GB_file_64KB_block: No data available: write offset=676790272, buflen=65536
fio: io_u error on file /mnt/ns1/write_50GB_file_64KB_block: No data available: write offset=628031488, buflen=65536
fio: pid=5887, err=61/file:io_u.c:1747, func=io_u error, error=No data available

 

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