May 21 23:19:00.054458 np0000176097 systemd[1]: Started devstack@file_tracker.service - Devstack devstack@file_tracker.service.
May 21 23:19:00.058429 np0000176097 file_tracker.sh[64513]: Number of open files | Number of open files not in use | Maximum number of files allowed to be opened
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May 21 23:19:20.067492 np0000176097 file_tracker.sh[66466]: 4416        0        9223372036854775807
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May 21 23:20:40.093201 np0000176097 file_tracker.sh[75533]: 4544        0        9223372036854775807
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May 21 23:26:40.222320 np0000176097 file_tracker.sh[115539]: 8704        0        9223372036854775807