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tutorials:troubleshooting:memory

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tutorials:troubleshooting:memory [2015/05/14 13:46]
miconda [OS Memory Reports] 		tutorials:troubleshooting:memory [2015/09/04 00:47]
miconda [Memory Manager Debugging]
Line 113: Line 113:
     * for SHM memory:     * for SHM memory:
 <code> <code>
-kamcmd cfg.set_now_int core mem_dump_shm+kamcmd cfg.set_now_int core mem_dump_shm 1
 </code> </code>
  
Line 135: Line 135:
 For PKG is similar format, just SHM replaced with PKG in messages. For PKG is similar format, just SHM replaced with PKG in messages.
  
 +To generate summary report, do:
 +
 +<code>
 +# first set memlog lower than debug
 +kamcmd cfg.set_now_int core memlog 1
 +
 +kamcmd corex.shm_summary
 +</code>
 +
 +The log for f_malloc with debug enabled should look like:
 +
 +<code>
 +20(4082) NOTICE: fm_status: summarizing all alloc'ed. fragments:
 +20(4082) NOTICE: fm_status:  count=     1 size=     16640 bytes from <core>: counters.c: counters_prefork_init(207)
 +20(4082) NOTICE: fm_status:  count=     1 size=     14560 bytes from debugger: debugger_api.c: dbg_init_pid_list(572)
 +20(4082) NOTICE: fm_status:  count=     1 size=      4992 bytes from sl: sl_stats.c: init_sl_stats_child(125)
 +20(4082) NOTICE: fm_status:  count=     1 size=       256 bytes from tmx: tmx_pretran.c: tmx_init_pretran_table(90)
 +20(4082) NOTICE: fm_status:  count=     1 size=      6656 bytes from tm: t_stats.c: init_tm_stats_child(60)
 +20(4082) NOTICE: fm_status:  count=     1 size=      1248 bytes from kex: pkg_stats.c: pkg_proc_stats_init(79)
 +20(4082) NOTICE: fm_status:  count=     2 size=        64 bytes from <core>: cfg/cfg_struct.c: cfg_clone_str(130)
 +20(4082) NOTICE: fm_status:  count=     1 size=       704 bytes from <core>: cfg/cfg_struct.c: cfg_shmize(217)
 +20(4082) NOTICE: fm_status:  count=     3 size=        64 bytes from usrloc: udomain.c: build_stat_name(51)
 +
 +</code>
 ===== Using GDB ===== ===== Using GDB =====
  
Line 213: Line 237:
  
 After updating Makefile.defs recompile and reinstall. After updating Makefile.defs recompile and reinstall.
 +
 +Other tools available out there (e.g., valgrind) can be then used to track the PKG memory operations done by Kamailio.
  
 ===== OS Memory Reports ===== ===== OS Memory Reports =====
tutorials/troubleshooting/memory.txt ยท Last modified: 2021/06/01 20:44 by giavac

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