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3117525 - Log volume is increased due to log backup failure

Symptom

Log backup failed with the following error messages and due to this the log volume of the server is becoming full. 

[18495]{-1}[-1/-1] 2021-10-19 10:50:01.098448 e Logger           BackupHandlerImpl.cpp(00477) : Error during log segment backup: exception  1: no.3040122  (DataAccess/DataRecovery/impl/LogSegment.cpp:5895) TID: 18495
    Buffer xxxxxxxxxxxx with size $size$ and position xxxxxxx starts before current position xxxxxxxxxxxx in segment xxxxxxxxxxxx; $header$=BufferHeader[0x4ed8f01040-0x4ed8f01080,cs=0xb48d9fcb(CRC32),V2,BV3,partition=0,pos=1279,filler=3776B,ts=2021-09-03 20:13:02.706819,PersGUID=309c7a95-00bd-20200819-025645-36e00000ba,GUID=6f332831-00bd-20201229-111952-04102299b2,PrevGUID=6f332831-00bd-202012
exception throw location:
 1: 0x00007f25ad9761ea in DataRecovery::LogSegmentVerifyChannel::send(void const*, unsigned long)+0x476 at LogSegment.cpp:5895 (libhdbdataaccess.so)
 2: 0x00007f25aa57e5a9 in Stream::SynchronousPoolCopyHandler::triggerSend(Stream::SynchronousPoolCopyBuffer&)+0x1d5 at SynchronousPoolCopyHandler.cpp:1109 (libhdbbasis.so)
 3: 0x00007f25aa57ea5b in Stream::SynchronousPoolCopyHandler::triggerReceiveAndSend(Stream::SynchronousPoolCopyBuffer*, Stream::SynchronousPoolCopyBuffer*)+0xe7 at SynchronousPoolCopyHandler.cpp:1046 (libhdbbasis.so)
 4: 0x00007f25aa584b6b in Stream::SynchronousPoolCopyHandler::doCopy()+0x1a7 at SynchronousPoolCopyHandler.cpp:287 (libhdbbasis.so)
 5: 0x00007f25b50cdb2f in Backup::BackupSrc_Copier::doCopy(ltt::smartptr_handle<Stream::ChannelPool> const&, ltt::smartptr_handle<Stream::ChannelPool> const&, ltt::smartptr_handle<Stream::ProgressCallback> const&, unsigned long, unsigned long, unsigned long, unsigned long, bool)+0x24b at BackupSrc_Copier.cpp:104 (libhdbbackup.so)
 6: 0x00007f25b50ce617 in Backup::BackupSrc_Copier::doCopy(ltt::refcounted_handle<Stream::Channel> const&, ltt::refcounted_handle<Stream::Channel> const&, unsigned long, unsigned long, unsigned long, unsigned long, ltt::smartptr_handle<Stream::ProgressCallback> const&, bool)+0x303 at BackupSrc_Copier.cpp:145 (libhdbbackup.so)
 7: 0x00007f25b50c507a in Backup::BackupSrc_Logging::executeSave(ltt::shared_ptr<Backup::BackupDest_Destination, ltt::default_deleter>, Backup::Backup_Progress&)+0x376 at BackupSrc_Logging.cpp:115 (libhdbbackup.so)
 8: 0x00007f25b5150d40 in Backup::BackupExe_LogBackupImpl::LogBackupThread::doLogBackup(ltt::smart_ptr<Backup::BackupExe_LogBackupInformationCollection> const&, ltt::basic_string<char, ltt::char_traits<char>, ltt::integral_constant<int, 64> > const&, ltt::map<unsigned long, ltt::shared_ptr<ltt::map<unsigned int, unsigned long, ltt::less<unsigned int>, ltt::rb_tree_balancier>, ltt::default_deleter>, ltt::less<unsigned long>, ltt::rb_tree_balancier>&, ltt::smart_ptr<Backup::BackupMgr_Client>&, Backup::LogBackupStatistics&, unsigned long)+0x410 at shared_ptr.hpp:353 (libhdbbackup.so)
 9: 0x00007f25b5151e45 in Backup::BackupExe_LogBackupImpl::LogBackupThread::executeCollectionBackup(ltt::smart_ptr<Backup::BackupExe_LogBackupInformationCollection>&)+0x401 at BackupExe_LogBackup.cpp:568 (libhdbbackup.so)
10: 0x00007f25b514ef1e in Backup::BackupExe_LogBackupImpl::LogBackupThread::run(void*&)+0x56a at BackupExe_LogBackup.cpp:830 (libhdbbackup.so)
11: 0x00007f25aa632c0d in Execution::Thread::staticMainImp(Execution::Thread*)+0x529 at Thread.cpp:522 (libhdbbasis.so)
12: 0x00007f25aa622b99 in Execution::pthreadFunctionWrapper(Execution::Thread*)+0x165 at ThreadInterposition.cpp:636 (libhdbbasis.so)
13: 0x00007f25a9d036da in start_thread+0xc6 (libpthread.so.0)
14: 0x00007f25a843a2dd in __clone+0x69 (libc.so.6)
exception type information:
 - 0: public ltt::exception@0x7f25a9c68c90
[18495]{-1}[-1/-1] 2021-10-19 10:50:01.106216 e Backup           BackupExe_LogBackup.cpp(00882) : Report backup failure: exception  1: no.3040122  (DataAccess/DataRecovery/impl/LogSegment.cpp:5895) TID: 18495
    Buffer 0x4ed8f01040 with size $size$ and position 5238784 starts before current position 0x4ed909e240 in segment 0x4ed908a280; $header$=BufferHeader[0x4ed8f01040-0x4ed8f01080,cs=0xb48d9fcb(CRC32),V2,BV3,partition=0,pos=1279,filler=3776B,ts=2021-09-03 20:13:02.706819,PersGUID=309c7a95-00bd-20200819-025645-36e00000ba,GUID=6f332831-00bd-20201229-111952-04102299b2,PrevGUID=6f332831-00bd-202012


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Environment

  • HANA 2.0

Keywords

KBA , HAN-DB-BAC , SAP HANA Backup & Recovery , Problem

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