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https://issues.apache.org/jira/browse/QPID-6232?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Pavel Moravec closed QPID-6232.
-------------------------------
Resolution: Fixed
Fix Version/s: Future
Committed revision 1640357.
> [C++ broker] Linearstore segfaults when ulimit prevents creating new file in
> EFP
> --------------------------------------------------------------------------------
>
> Key: QPID-6232
> URL: https://issues.apache.org/jira/browse/QPID-6232
> Project: Qpid
> Issue Type: Bug
> Components: C++ Broker
> Affects Versions: 0.30
> Reporter: Pavel Moravec
> Assignee: Pavel Moravec
> Priority: Minor
> Labels: patch
> Fix For: Future
>
>
> When EFP fails to open a new file (i.e. due to ulimit to nofiles),
> linearstore segfaults with backtrace:
> #0 0x00000034d429c1b9 in std::basic_string<char, std::char_traits<char>,
> std::allocator<char> >::rfind(char, unsigned long) const () from
> /usr/lib64/libstdc++.so.6
> #1 0x00007fe466719b50 in
> qpid::linearstore::journal::EmptyFilePool::takeEmptyFile (this=0xddb540,
> destDirectory="/var/lib/qpidd/qls/jrnl/Durable_4_8")
> at
> /usr/src/debug/qpid-0.22/cpp/src/qpid/linearstore/journal/EmptyFilePool.cpp:109
> #2 0x00007fe4667327a0 in
> qpid::linearstore::journal::LinearFileController::pullEmptyFileFromEfp
> (this=0x3478288)
> at
> /usr/src/debug/qpid-0.22/cpp/src/qpid/linearstore/journal/LinearFileController.cpp:239
> #3 0x00007fe466748bfd in qpid::linearstore::journal::wmgr::flush_check
> (this=0x34784f8, res=@0x7fe462f55f90, cont=@0x7fe462f55f9f,
> done=@0x7fe462f55f9c)
> at /usr/src/debug/qpid-0.22/cpp/src/qpid/linearstore/journal/wmgr.cpp:651
> #4 0x00007fe46674c134 in qpid::linearstore::journal::wmgr::enqueue
> (this=0x34784f8, data_buff=<value optimized out>, tot_data_len=177,
> this_data_len=<value optimized out>, dtokp=
> 0x7fe3e583ed60, xid_ptr=0x0, xid_len=0, tpc_flag=false, transient=false,
> external=false) at
> /usr/src/debug/qpid-0.22/cpp/src/qpid/linearstore/journal/wmgr.cpp:223
> The problem is EmptyFilePool::overwriteFileContents does not react anyhow if
> ofs.good() is false.
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