coding►c++►tools►gperftools

gperftools

安装

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$ yum install gperftools gperftools-devel -y

Heap Profile

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# dump
$ env LD_PRELOAD="/usr/lib64/libtcmalloc_and_profiler.so" HEAPPROFILE="heap-profile" <binary>
$ env LD_PRELOAD="/usr/lib64/libtcmalloc.so" HEAPPROFILE="heap-profile" <binary>
$ env LD_PRELOAD="/usr/lib64/libtcmalloc.so" HEAPPROFILE="/tmp/profile" HEAP_PROFILE_TIME_INTERVAL=60 <binary>

# analysis
$ pprof --text <binary> /tmp/profile....heap
$ pprof --svg <binary> /tmp/profile....heap > heap.svg