tail -f on ACFS filesystem failed with 'tail: unrecognized file system type 0x61636673'
Last updated on AUGUST 25, 2017
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 and later
Information in this document applies to any platform.
Getting the below error when trying to use tail -f on a file on ACFS filesystem
'tail: unrecognized file system type 0x61636673'
# tail -f /global/oracle/dump/diag/rdbms/rbcdb/RBCDB3/trace/alert_RBCDB3.log
ns main err code: 12535
TNS-12535: TNS:operation timed out
ns secondary err code: 12560
nt main err code: 505
TNS-00505: Operation timed out
nt secondary err code: 110
nt OS err code: 0
Client address: (ADDRESS=(PROTOCOL=tcp)(HOST=XX.XX.X.XX)(PORT=58310))
tail: unrecognized file system type 0x61636673 for ‘/global/oracle/dump/diag/rdbms/rbcdb/RBCDB3/trace/alert_RBCDB3.log’. please report this to email@example.com. reverting to polling
Using 'tail' version 8.22
# tail --version
tail (GNU coreutils) 8.22
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Written by Paul Rubin, David MacKenzie, Ian Lance Taylor,
and Jim Meyering.
[root@zurpdb03 ~]# rpm -qa | grep coreutils
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