(root)@nc4-enm:~$ dtrace -n 'syscall::: /execname == "ncserver"/ { @[ustack()] = count(); } tick-60sec { exit(0); }' dtrace: description 'syscall::: ' matched 457 probes CPU ID FUNCTION:NAME 1 169532 :tick-60sec libc.so.1`__time+0x4 ncserver`__1cICOSTimerKSetTimeout6ML_i_+0x94 ncserver`__1cRMessageThreadProc6Fpv_v_+0x2a4 ncserver`__1cMCMsgListenerDRun6M_i_+0xc ncserver`__1cDRun6F_v_+0xfc ncserver`__1cGncmain6Fippc_v_+0x17c ncserver`__1cHCWinAppMInitInstance6M_i_+0x10 libmfc50.so`__1cKAfxWinMain6FpnLHINSTANCE___1pci_i_+0x8c ncserver`main+0x258 ncserver`_start+0x108 2 libc.so.1`_so_getsockopt+0x4 ncserver`__1cMCEventSocketSProcessSocketEvent6M_i_+0x8c ncserver`__1cRMessageThreadProc6Fpv_v_+0x248 libc.so.1`_lwp_start 2 libc.so.1`_so_recv+0x8 ncserver`__1cPCBufferedSocketJOnReceive6Mi_v_+0x2c ncserver`__1cMCEventSocketSProcessSocketEvent6M_i_+0x178 ncserver`__1cRMessageThreadProc6Fpv_v_+0x248 libc.so.1`_lwp_start 2 libc.so.1`_so_send+0x8 ncserver`__1cPCBufferedSocketRProcessSendVector6M_i_+0x4c ncserver`__1cPCBufferedSocketESend6Mpkvii_i_+0x6c ncserver`__1cICSessionLOnHeartbeat6M_v_+0x94 ncserver`__1cICSessionTProcessReceivedData6Mlpc_v_+0x110 ncserver`__1cPCBufferedSocketJOnReceive6Mi_v_+0x110 ncserver`__1cMCEventSocketSProcessSocketEvent6M_i_+0x178 ncserver`__1cRMessageThreadProc6Fpv_v_+0x248 libc.so.1`_lwp_start 2 libc.so.1`ioctl+0x8 ncserver`__1cMCEventSocketSProcessSocketEvent6M_i_+0x124 ncserver`__1cRMessageThreadProc6Fpv_v_+0x248 libc.so.1`_lwp_start 2 libc.so.1`__lwp_park+0x10 libc.so.1`cond_wait_queue+0x28 libc.so.1`cond_wait_common+0x298 libc.so.1`_cond_timedwait+0x34 libumem.so.1`umem_update_thread+0x278 libc.so.1`_lwp_start 11 libc.so.1`_write+0x8 ncserver`__1cICOSEventLWriteToPipe6M_i_+0x10 ncserver`__1cICOSEventFClear6M_i_+0x74 ncserver`__1cHCOSWaitNIterateEvents6M_i_+0xc8 ncserver`__1cRMessageThreadProc6Fpv_v_+0xdc libc.so.1`_lwp_start 20 libc.so.1`_read+0x8 ncserver`__1cICOSEventFClear6M_i_+0x1c ncserver`__1cHCOSWaitNIterateEvents6M_i_+0xc8 ncserver`__1cRMessageThreadProc6Fpv_v_+0xdc ncserver`__1cMCMsgListenerDRun6M_i_+0xc ncserver`__1cDRun6F_v_+0xfc ncserver`__1cGncmain6Fippc_v_+0x17c ncserver`__1cHCWinAppMInitInstance6M_i_+0x10 libmfc50.so`__1cKAfxWinMain6FpnLHINSTANCE___1pci_i_+0x8c ncserver`main+0x258 ncserver`_start+0x108 40 libc.so.1`_write+0x8 ncserver`__1cICOSEventDSet6M_i_+0x28 ncserver`__1cSCMsgQdDueueContainerKAddMessage6MIIli_L_+0xbc ncserver`__1cQCMsgQdDueueManagerKPutMessage6MLIIli_L_+0x30 ncserver`__1cNCSNMPAgentWndOInformNCAdmins6M_v_+0x74 ncserver`__1cNCSNMPAgentWndHOnTimer6ML_L_+0xc ncserver`__1cRMessageThreadProc6Fpv_v_+0x29c libc.so.1`_lwp_start 40 libc.so.1`__pollsys+0x4 libc.so.1`pselect+0x1c8 libc.so.1`select+0xa0 ncserver`__1cHCOSWaitEWait6M_i_+0xdc ncserver`__1cRMessageThreadProc6Fpv_v_+0xdc ncserver`__1cMCMsgListenerDRun6M_i_+0xc ncserver`__1cDRun6F_v_+0xfc ncserver`__1cGncmain6Fippc_v_+0x17c ncserver`__1cHCWinAppMInitInstance6M_i_+0x10 libmfc50.so`__1cKAfxWinMain6FpnLHINSTANCE___1pci_i_+0x8c ncserver`main+0x258 ncserver`_start+0x108 41 libc.so.1`__time+0x4 ncserver`__1cICOSTimerLUpdateSplit6M_v_+0x24 ncserver`__1cICOSTimerOGetSecondsLeft6M_l_+0x4 ncserver`__1cHCOSWaitMUpdateTimers6M_v_+0x70 ncserver`__1cHCOSWaitEWait6M_i_+0xb0 ncserver`__1cRMessageThreadProc6Fpv_v_+0xdc ncserver`__1cMCMsgListenerDRun6M_i_+0xc ncserver`__1cDRun6F_v_+0xfc ncserver`__1cGncmain6Fippc_v_+0x17c ncserver`__1cHCWinAppMInitInstance6M_i_+0x10 libmfc50.so`__1cKAfxWinMain6FpnLHINSTANCE___1pci_i_+0x8c ncserver`main+0x258 ncserver`_start+0x108 42 libc.so.1`__time+0x4 ncserver`__1cMCProtocolWndHDoTimer6M_v_+0x4 ncserver`__1cMCProtocolWndHOnTimer6ML_L_+0xc ncserver`__1cRMessageThreadProc6Fpv_v_+0x29c libc.so.1`_lwp_start 60 libc.so.1`_write+0x8 ncserver`__1cICOSEventDSet6M_i_+0x28 ncserver`__1cSCMsgQdDueueContainerKAddMessage6MIIli_L_+0xbc ncserver`__1cQCMsgQdDueueManagerKPutMessage6MLIIli_L_+0x30 ncserver`__1cLCArlSessionTReceiveNotification6FpnNSR_ArlSession_pvpnNtransportInfo_pnOSNMP_AUTH_INFO_pnZArlNotificationParameters_pnI_VarBind__v_+0x208 ncserver`0x531fb8 ncserver`ProcessIncomingMessage+0x2b0 ncserver`DispatchUnixEvent+0xa4 ncserver`__1cVCArlUnixEventFacilityIMainLoop6M_v_+0x78 ncserver`__1cOCSNMPInterfaceHarlInit6Fpv_1_+0x2c libc.so.1`_lwp_start 82 libc.so.1`__time+0x4 ncserver`__1cPCV3OpManagerWndHDoTimer6M_v_+0x4 ncserver`__1cPCV3OpManagerWndHOnTimer6ML_L_+0xc ncserver`__1cRMessageThreadProc6Fpv_v_+0x29c libc.so.1`_lwp_start 118 libc.so.1`__time+0x4 ncserver`__1cICOSTimerKSetTimeout6ML_i_+0x94 ncserver`__1cRMessageThreadProc6Fpv_v_+0x2a4 libc.so.1`_lwp_start 616 libc.so.1`_write+0x8 ncserver`__1cICOSEventDSet6M_i_+0x28 ncserver`__1cSCMsgQdDueueContainerKAddMessage6MIIli_L_+0xbc ncserver`__1cQCMsgQdDueueManagerKPutMessage6MLIIli_L_+0x30 ncserver`__1cLCArlSessionTReceiveNotification6FpnNSR_ArlSession_pvpnNtransportInfo_pnOSNMP_AUTH_INFO_pnZArlNotificationParameters_pnI_VarBind__v_+0x1ec ncserver`0x531fb8 ncserver`ProcessIncomingMessage+0x2b0 ncserver`DispatchUnixEvent+0xa4 ncserver`__1cVCArlUnixEventFacilityIMainLoop6M_v_+0x78 ncserver`__1cOCSNMPInterfaceHarlInit6Fpv_1_+0x2c libc.so.1`_lwp_start 654 libc.so.1`_read+0x8 ncserver`BrassSocketRead+0x68 ncserver`ProcessIncomingMessage+0x74 ncserver`DispatchUnixEvent+0xa4 ncserver`__1cVCArlUnixEventFacilityIMainLoop6M_v_+0x78 ncserver`__1cOCSNMPInterfaceHarlInit6Fpv_1_+0x2c libc.so.1`_lwp_start 756 libc.so.1`_read+0x8 ncserver`BrassSocketRead+0x15c ncserver`ProcessIncomingMessage+0x74 ncserver`DispatchUnixEvent+0xa4 ncserver`__1cVCArlUnixEventFacilityIMainLoop6M_v_+0x78 ncserver`__1cOCSNMPInterfaceHarlInit6Fpv_1_+0x2c libc.so.1`_lwp_start 756 libc.so.1`_read+0x8 ncserver`__1cICOSEventFClear6M_i_+0x1c ncserver`__1cHCOSWaitNIterateEvents6M_i_+0xc8 ncserver`__1cRMessageThreadProc6Fpv_v_+0xdc libc.so.1`_lwp_start 756 libc.so.1`__pollsys+0x4 libc.so.1`pselect+0x1c8 libc.so.1`select+0xa0 ncserver`__1cHCOSWaitEWait6M_i_+0xdc ncserver`__1cRMessageThreadProc6Fpv_v_+0xdc libc.so.1`_lwp_start 1362 libc.so.1`__time+0x4 ncserver`__1cICOSTimerLUpdateSplit6M_v_+0x24 ncserver`__1cICOSTimerOGetSecondsLeft6M_l_+0x4 ncserver`__1cHCOSWaitMUpdateTimers6M_v_+0x70 ncserver`__1cHCOSWaitEWait6M_i_+0xb0 ncserver`__1cRMessageThreadProc6Fpv_v_+0xdc libc.so.1`_lwp_start 1378 libc.so.1`___nanosleep+0x4 ncserver`__1cRCArlEventFacilityJgotosleep6MI_v_+0xbc ncserver`__1cVCArlUnixEventFacilityIMainLoop6M_v_+0x2a0 ncserver`__1cOCSNMPInterfaceHarlInit6Fpv_1_+0x2c libc.so.1`_lwp_start 8312 libc.so.1`__pollsys+0x4 libc.so.1`pselect+0x1c8 libc.so.1`select+0xa0 ncserver`PollNextUnixEvent+0xb4 ncserver`__1cVCArlUnixEventFacilityIMainLoop6M_v_+0x58 ncserver`__1cOCSNMPInterfaceHarlInit6Fpv_1_+0x2c libc.so.1`_lwp_start 9068