程序忽然core掉，linux初学者，GBD看core文件一头雾水

poetryben 2018-07-19 02:24:06

core文件看？？啥也看不懂，请教了，各位大神。。
[root@ldims-yz BRASAddressPoolAlarm]# gdb -c core.2415
GNU gdb Red Hat Linux (6.5-25.el5rh)
Copyright (C) 2006 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i386-redhat-linux-gnu".
(no debugging symbols found)
Using host libthread_db library "/lib/libthread_db.so.1".
Core was generated by `BRASAddressPoolAlarm'.
Program terminated with signal 11, Segmentation fault.
#0 0x009abd80 in ?? ()
(gdb)

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636f6c696e 2018-07-23

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引用 7 楼 poetryben 的回复:

程序一直跑，几乎每天会崩溃1，2次，时间点不定。

不是写得很清楚了，malloc_consolidate 里面踩内存

poetryben 2018-07-22

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程序一直跑，几乎每天会崩溃1，2次，时间点不定。

poetryben 2018-07-22

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引用 5 楼 hui3zhihui 的回复:

gdb -c core.2415 服务程序名
这个最后要加上你的服务程序路径服务程序名才能看,不是直接打开core文件就能看得

[root@ldims-yz BRASAddressPoolAlarm]# gdb -c core.7672 BRASAddressPoolAlarm
GNU gdb Red Hat Linux (6.5-25.el5rh)
Copyright (C) 2006 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i386-redhat-linux-gnu"...Using host libthread_db library "/lib/libthread_db.so.1".

warning: core file may not match specified executable file.

warning: Can't read pathname for load map: 输入/输出错误.
Reading symbols from /lib/libpthread.so.0...done.
Loaded symbols for /lib/libpthread.so.0
Reading symbols from /lib/librt.so.1...done.
Loaded symbols for /lib/librt.so.1
Reading symbols from /lib/libdl.so.2...done.
Loaded symbols for /lib/libdl.so.2
Reading symbols from /usr/local/lib/libsnmp++.so.33...done.
Loaded symbols for /usr/local/lib/libsnmp++.so.33
Reading symbols from /usr/lib/libcurl.so.3...done.
Loaded symbols for /usr/lib/libcurl.so.3
Reading symbols from /opt/sybase-12.5/OCS/lib/libintl_r.so...done.
Loaded symbols for /opt/sybase-12.5/OCS/lib/libintl_r.so
Reading symbols from /opt/sybase-12.5/OCS/lib/libct_r.so...done.
Loaded symbols for /opt/sybase-12.5/OCS/lib/libct_r.so
Reading symbols from /opt/sybase-12.5/OCS/lib/libcomn_r.so...done.
Loaded symbols for /opt/sybase-12.5/OCS/lib/libcomn_r.so
Reading symbols from /opt/sybase-12.5/OCS/lib/libcs_r.so...done.
Loaded symbols for /opt/sybase-12.5/OCS/lib/libcs_r.so
Reading symbols from /opt/sybase-12.5/OCS/lib/libsybtcl_r.so...done.
Loaded symbols for /opt/sybase-12.5/OCS/lib/libsybtcl_r.so
Reading symbols from /export/home/tools/omniORB-4.0.7/lib/libCOS4.so.0...done.
Loaded symbols for /export/home/tools/omniORB-4.0.7/lib/libCOS4.so.0
Reading symbols from /export/home/tools/omniORB-4.0.7/lib/libCOSDynamic4.so.0...done.
Loaded symbols for /export/home/tools/omniORB-4.0.7/lib/libCOSDynamic4.so.0
Reading symbols from /export/home/tools/omniORB-4.0.7/lib/libomniCodeSets4.so.0...done.
Loaded symbols for /export/home/tools/omniORB-4.0.7/lib/libomniCodeSets4.so.0
Reading symbols from /export/home/tools/omniORB-4.0.7/lib/libomniDynamic4.so.0...done.
Loaded symbols for /export/home/tools/omniORB-4.0.7/lib/libomniDynamic4.so.0
Reading symbols from /export/home/tools/omniORB-4.0.7/lib/libomniORB4.so.0...done.
Loaded symbols for /export/home/tools/omniORB-4.0.7/lib/libomniORB4.so.0
Reading symbols from /export/home/tools/omniORB-4.0.7/lib/libomnithread.so.3...done.
Loaded symbols for /export/home/tools/omniORB-4.0.7/lib/libomnithread.so.3
Reading symbols from /usr/lib/libstdc++.so.6...done.
Loaded symbols for /usr/lib/libstdc++.so.6
Reading symbols from /lib/libm.so.6...done.
Loaded symbols for /lib/libm.so.6
Reading symbols from /lib/libc.so.6...done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /lib/libgcc_s.so.1...done.
Loaded symbols for /lib/libgcc_s.so.1
Reading symbols from /lib/ld-linux.so.2...done.
Loaded symbols for /lib/ld-linux.so.2
Reading symbols from /usr/local/ssl/lib/libssl.so.1.0.0...done.
Loaded symbols for /usr/local/ssl/lib/libssl.so.1.0.0
Reading symbols from /usr/local/ssl/lib/libcrypto.so.1.0.0...done.
Loaded symbols for /usr/local/ssl/lib/libcrypto.so.1.0.0
Reading symbols from /usr/lib/libgssapi_krb5.so.2...done.
Loaded symbols for /usr/lib/libgssapi_krb5.so.2
Reading symbols from /usr/lib/libkrb5.so.3...done.
Loaded symbols for /usr/lib/libkrb5.so.3
Reading symbols from /usr/lib/libk5crypto.so.3...done.
Loaded symbols for /usr/lib/libk5crypto.so.3
Reading symbols from /lib/libcom_err.so.2...done.
Loaded symbols for /lib/libcom_err.so.2
Reading symbols from /lib/libresolv.so.2...done.
Loaded symbols for /lib/libresolv.so.2
Reading symbols from /usr/lib/libidn.so.11...done.
Loaded symbols for /usr/lib/libidn.so.11
Reading symbols from /lib/libssl.so.6...done.
Loaded symbols for /lib/libssl.so.6
Reading symbols from /lib/libcrypto.so.6...done.
Loaded symbols for /lib/libcrypto.so.6
Reading symbols from /usr/local/lib/libz.so.1...done.
Loaded symbols for /usr/local/lib/libz.so.1
Reading symbols from /usr/lib/libkrb5support.so.0...done.
Loaded symbols for /usr/lib/libkrb5support.so.0
Reading symbols from /lib/libkeyutils.so.1...done.
Loaded symbols for /lib/libkeyutils.so.1
Reading symbols from /lib/libselinux.so.1...done.
Loaded symbols for /lib/libselinux.so.1
Reading symbols from /lib/libsepol.so.1...done.
Loaded symbols for /lib/libsepol.so.1
Reading symbols from /opt/sybase-12.5/OCS/lib/libinsck_r.so.12.5.0.1...done.
Loaded symbols for /opt/sybase-12.5/OCS/lib/libinsck_r.so.12.5.0.1
Core was generated by `BRASAddressPoolAlarm'.
Program terminated with signal 11, Segmentation fault.
#0 0x00fc3d80 in malloc_consolidate () from /lib/libc.so.6

ckc 2018-07-21