bug#29022: tail: unrecognized file system type 0x794c7630 for...

[Gustavo Frederico]

 </txt>
</msg>
<msg time='2017-10-26T23:40:33.228+00:00' org_id='oracle' comp_id='tnslsnr'
 type='UNKNOWN' level='16' host_id='e7bd4e34ce20'
 host_addr='172.17.0.2'>
 <txt>26-OCT-2017 23:40:33 * service_update * orcl * 0
 </txt>
</msg>
address@hidden admin]$ tail -f 
/u01/app/oracle/diag/tnslsnr/e7bd4e34ce20/listener/alert/log.xml 
 host_addr='172.17.0.2'>
 <txt>26-OCT-2017 23:40:24 * service_register * orcl * 0
 </txt>
</msg>
<msg time='2017-10-26T23:40:33.228+00:00' org_id='oracle' comp_id='tnslsnr'
 type='UNKNOWN' level='16' host_id='e7bd4e34ce20'
 host_addr='172.17.0.2'>
 <txt>26-OCT-2017 23:40:33 * service_update * orcl * 0
 </txt>
</msg>
tail: unrecognized file system type 0x794c7630 for 
'/u01/app/oracle/diag/tnslsnr/e7bd4e34ce20/listener/alert/log.xml'. please 
report this to address@hidden reverting to polling