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2422470 - Dump tran got signal 11 at sb_unkeep - SAP ASE

Symptom

  • Signal 11 and a stack trace in ASE errorlog may be reported during the execution of either DUMP DATABASE or LOAD DATABASE:
       
    Current process (0x6450cc8) infected with signal 11 (SIGSEGV)
    Address 0x0x0000000000c5d968 (sb_unkeep+0x10), siginfo (code, address) = (1, 0x0x0000000000000138)
       
  • The stack trace in ASE errorlog includes modules: 
         
    sb_unkeep+0x10()
    lc_freeconn+0x2e5()
    readremote+0x152()
    remrecvbyte+0x91()
    strmintr+0x83()
    dmpld_send_write_ht+0x9c()
    dmph__write_page+0x78()
    ust__write_page+0x61()
    ust_finish_output_stream+0x47()
    dmph__write_ht+0x60()
    dmp_write_hdr+0x51()
    dmpx_truncatemain+0xd80()
    dmpxact+0x63()
       
  • Backup server errorlog reports the following:
          
    D00: SYBMULTBUF ERROR: Emulator interprocess communication failed with error state = 9, error code=0, system message=Pipe I/O returned 0 bytes.
    Open Server Error: 16248.10.0: Error in srv_select() - file descriptor 12 is no longer active.
    Open Server Error: 16248.10.0: Error in srv_select() - file descriptor 12 is no longer active.
    Open Server Error: 16248.10.0: Error in srv_select() - file descriptor 12 is no longer active.
    Open Server Error: 16248.10.0: Error in srv_select() - file descriptor 12 is no longer active.
    Backup Server: 4.194.2.1: Internal error. The srv_select() function was called to complete an I/O for 2232 bytes. After retrying 2233 times only 0 bytes have been read.
    Backup Server: 4.141.2.75: [0] The 'read' call failed for database/archive device while working on stripe device 'sybackup::::000' with error number 0 (Success). Refer to your operating system documentation for further details.
    Backup Server Internal Error: 4.62.3.1: Multibuffering subprocesses died, archive sybackup::::000.
    Backup Server: 4.141.2.66: [0] The 'write' call failed for database/archive device while working on stripe device 'sybackup::::000' with error number 32 (Broken pipe). Refer to your operating system documentation for further details.
    Backup Server Internal Error: 4.62.3.8: Multibuffering subprocesses died, archive sybackup::::000.
    A00: SYBMULTBUF ERROR: Emulator interprocess communication failed with error state = 16, error code=32, system message=Broken pipe.
    D00: SYBMULTBUF ERROR: Emulator interprocess communication failed with error state = 9, error code=0, system message=Pipe I/O returned 0 bytes.

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Environment

  • SAP Adaptive Server Enterprise (ASE) 15.7
  • SAP Adaptive Server Enterprise (ASE) 16.0

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0

Keywords

KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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