memoryStatistics

Compile

g++ --shared -fPIC -rdynamic ./*.cpp -ldl -o libmemStatistics.so

Usage

LD_PRELOAD=libmemStatistics.so

enum SigMemTrace{
    SigMemTrace_start   = 35,
    SigMemTrace_stop    = 36,
    SigMemTrace_clear   = 37,
    SigMemTrace_dump    = 38,
    SigMemTrace_debug   = 39,
    SigMemTrace_append  = 40,
    SigMemTrace_trim    = 41
};

• SigMemTrace_start: Start to do memory statistics
• SigMemTrace_stop: Stop doing memory statistics
• SigMemTrace_clear: Clear all memory statistics
• SigMemTrace_dump: Dump memory statistics
• SigMemTrace_debug: Open debug messages, such as malloc info.
• SigMemTrace_apped: Work in append mode
• SigMemTrace_trim: Do malloc_trim once.