My Oracle Support Banner

DBFS filesystem was getting dismounted with coredump (Doc ID 2492393.1)

Last updated on FEBRUARY 18, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

2-node 12.1.0.2 clusterware on Linux

2 DBFS filesystem which gets mounted without issue. When the application connection is made or work is performed from application on these DBFS mount points.

With dbfs tracing enabled.

[7f63d7fff700 11/28/18 03:27:30.851572 LcdfDBPool.cpp:287 ] DEBUG:
getSession FOCTX new 0x7f63bd65dc20
[7f63d7fff700 11/28/18 03:27:30.851661 LcdfDBPool.cpp:626 ] DEBUG: FO
- register callback
[7f63d7fff700 11/28/18 03:27:30.851680 LcdfDBAccess.cpp:301 ] PERF :
DBOP_ENTER: UTIME ,
path=/share/mft/ftp_root/adduser/inbound/gl/TEST2
0181127151259_5.46917.csv flag=0
[7f63d7fff700 11/28/18 03:27:30.851703 LcdfSfs.cpp:1392 ] CRIT :
DBFS SIGNAL HANDLER DIAG DUMP
[7f63d7fff700 11/28/18 03:27:30.852809 LcdfSfs.cpp:1392 ] CRIT :
_Z19dbfs_signal_handleri()+253
[7f63d7fff700 11/28/18 03:27:30.852899 LcdfSfs.cpp:1392 ] CRIT :
<-__sighandler()
[7f63d7fff700 11/28/18 03:27:30.853127 LcdfSfs.cpp:1392 ] CRIT :
<-_ZN4lcdf12LcdfDBAccess9BindParamEP8ociparamPNS_8op_paramE()+26
[7f63d7fff700 11/28/18 03:27:30.853257 LcdfSfs.cpp:1392 ] CRIT :
<-_ZN4lcdf12LcdfDBAccess9performOpEPNS_10LcdfDBConnEPNS_6LcdfOPE()+3507
[7f63d7fff700 11/28/18 03:27:30.853392 LcdfSfs.cpp:1392 ] CRIT :
<-_ZN4lcdf7LcdfJob8DoJobIntEPNS_10LcdfDBConnE()+1217
[7f63d7fff700 11/28/18 03:27:30.853548 LcdfSfs.cpp:1392 ] CRIT :
<-_ZN4lcdf7LcdfJob18WaitForJobToFinishEPNS_10LcdfDBConnEjPKc()+242
[7f63d7fff700 11/28/18 03:27:30.853652 LcdfSfs.cpp:1392 ] CRIT :
<-_ZN4lcdf8LcdfLock10WaitForJobEPNS_7LcdfJobEbPNS_10LcdfDBConnEjPKc()+578
[7f63d7fff700 11/28/18 03:27:30.853756 LcdfSfs.cpp:1392 ] CRIT :
<-_ZN4lcdf11LcdfBundler10WaitForJobEPNS_7LcdfJobEPNS_8LcdfLockEPKc()+510
[7f63d7fff700 11/28/18 03:27:30.853861 LcdfSfs.cpp:1392 ] CRIT :
<-_ZN4lcdf7LcdfFso5DoJobEPNS_8LcdfLockEPNS_6LcdfOPEbPPNS_7LcdfJobE()+1006
[7f63d7fff700 11/28/18 03:27:30.853961 LcdfSfs.cpp:1392 ] CRIT :
<-_ZN4lcdf7LcdfFso5DoJobEPNS_8LcdfLockEPNS_6LcdfOPE()+35
[7f63d7fff700 11/28/18 03:27:30.854058 LcdfSfs.cpp:1392 ] CRIT :
<-_ZN4lcdf7LcdfFso7UtimensEPNS_8LcdfLockEPK12sfs_timespec()+614
[7f63d7fff700 11/28/18 03:27:30.854184 LcdfSfs.cpp:1392 ] CRIT :
<-_ZN4lcdf7LcdfSfs7utimensERKSsPK12sfs_timespec()+344
[7f63d7fff700 11/28/18 03:27:30.854304 LcdfSfs.cpp:1392 ] CRIT :
<-_Z16fuse_spi_utimensPKcPK8timespec()+104
[7f63d7fff700 11/28/18 03:27:30.854410 LcdfSfs.cpp:1392 ] CRIT :
<-fuse_fs_utimens()+145

File_name:: dbfs_trace.log.1

 OS level messages shows stack as below,

Nov 27 06:35:27 xxx-xxx-xx-1 abrt[2351]: Saved core dump of pid 515 (<Database home>/bin/dbfs_client) to /var/spool/abrt/ccpp-2018-11-27-06:35:27-515 (206831616 bytes)
Nov 27 06:35:27 xxx-xxx-xx-1 abrtd: Directory 'ccpp-2018-11-27-06:35:27-515' creation detected
Nov 27 06:35:27 xxx-xxx-xx-1 abrtd: Executable '<Database home>/bin/dbfs_client' doesn't belong to any package and ProcessUnpackaged is set to 'no'
Nov 27 06:35:27 xxx-xxx-xx-1 abrtd: 'post-create' on '/var/spool/abrt/ccpp-2018-11-27-06:35:27-515' exited with 1
Nov 27 06:35:27 xxx-xxx-xx-1 abrtd: Deleting problem directory '/var/spool/abrt/ccpp-2018-11-27-06:35:27-515'
Nov 27 08:26:03 xxx-xxx-xx-1 auditd[2765]: Audit daemon rotating log files
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: DBFS SIGNAL HANDLER DIAG DUMP
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: _Z19dbfs_signal_handleri()+253
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-__sighandler()
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_ZN4lcdf12LcdfDBAccess9BindParamEP8ociparamPNS_8op_paramE()+26
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_ZN4lcdf12LcdfDBAccess9performOpEPNS_10LcdfDBConnEPNS_6LcdfOPE()+3507
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_ZN4lcdf7LcdfJob8DoJobIntEPNS_10LcdfDBConnE()+1217
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_ZN4lcdf7LcdfJob18WaitForJobToFinishEPNS_10LcdfDBConnEjPKc()+242
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_ZN4lcdf8LcdfLock10WaitForJobEPNS_7LcdfJobEbPNS_10LcdfDBConnEjPKc()+578
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_ZN4lcdf11LcdfBundler10WaitForJobEPNS_7LcdfJobEPNS_8LcdfLockEPKc()+510
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_ZN4lcdf7LcdfFso5DoJobEPNS_8LcdfLockEPNS_6LcdfOPEbPPNS_7LcdfJobE()+1006
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_ZN4lcdf7LcdfFso5DoJobEPNS_8LcdfLockEPNS_6LcdfOPE()+35
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_ZN4lcdf7LcdfFso7UtimensEPNS_8LcdfLockEPK12sfs_timespec()+614
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_ZN4lcdf7LcdfSfs7utimensERKSsPK12sfs_timespec()+344
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-_Z16fuse_spi_utimensPKcPK8timespec()+104
Nov 27 11:18:03 xxx-xxx-xx-1 dbfs_client[14958]: <-fuse_fs_utimens()+145
Nov 27 11:18:04 xxx-xxx-xx-1 abrt[23000]: Saved core dump of pid 14958 (<Database Home>/bin/dbfs_client) to /var/spool/abrt/ccpp-2018-11-27-11:18:03-14958 (237322240 bytes)

 

Changes

 

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Symptoms
Changes
Cause
Solution
References


My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.