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ONTAP sets the mtime of the file to 19 Jan 2038 when SMB client try to set timestamp beyond 19 Jan 2038

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ontap-9
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nas
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Applies to

  • ONTAP 9
  • CIFS

Issue

  • When a CIFS client or any application during copy of a file to ONTAP tries to set mtime of the file beyond 19 Jan 2038 the modify time set on the file is defaulted to 19 Jan 2038
  • We can see below the file timestamp is set to 12 Aug 2073 ( when this file is local drive of Windows client )

ONTAP sets the mtime of the file to 19 Jan 2038

C:\Users\administrator.NASLAB\Downloads>dir
 Volume in drive C has no label.
 Volume Serial Number is 2CCE-CDD9

 Directory of C:\Users\administrator.NASLAB\Downloads

12-08-2073  10:40    <DIR>          .
12-08-2073  10:40    <DIR>          ..
12-08-2073  10:40                 0 test_date.txt   <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
16-03-2023  10:36        78,751,312 Wireshark-win64-4.0.4.exe

  • After this file is copied to ONTAP CIFS share the time modified is set to 19 Jan 2038

ONTAP CIFS share the time modified is set to 19 Jan 2038

 Z:\>dir  Volume in drive Z is vol1  Volume Serial Number is 80FF-DBD8

 Directory of Z:\

16-03-2023  10:38    <DIR>          .
16-03-2023  10:38    <DIR>          ..
23-01-2023  17:50                40 sample.txt
19-01-2038  08:44                 0 test_date.txt  <<<<<<<< max data it can set is only 19-01-2038

 

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