tikv_mem_trace.stp

probe begin {
    warn("Begin to trace jemalloc.\n")
}

probe process.function("malloc").return,
      process.function("mallocx").return{ 
    if (pid() != target()) next

    printf("malloc: %p, bytes: %d\n", $return, @entry($size))
    
    print_ubacktrace()
}

probe process.function("calloc").return {
    if (pid() != target()) next

    printf("malloc: %p, bytes: %d\n", $return, @entry($size) * @entry($num))
    
    print_ubacktrace()  
}

probe process.function("realloc").return,
      process.function("rallocx").return {
    if (pid() != target()) next

    printf("free: %p\n", @entry($ptr))
    printf("malloc: %p, bytes: %d\n", $return, @entry($size))
    
    print_ubacktrace()  
}

probe process.function("free"),
      process.function("sdallocx") {
    if (pid() != target()) next

    if ($ptr == 0) next
   
    printf("free: %p\n", $ptr)
}

probe timer.s(10) {
    exit()
}

/*
probe process.function("xallocx").return{
    if (pid() != target()) next

    // TODO: do we need to print free $ptr here?
    printf("malloc: %p, bytes: %d\n", $return, @entry($size) + @entry($extra))
    
    print_ubacktrace()  
}

probe process.function("dallocx") {
    if (pid() != target()) next

    if ($ptr == 0) next
   
    printf("free: %p\n", $ptr)
}
*/

https://gist.github.com/siddontang/8d5e4c8029e5b1df481546063842be91