I have implemented a similar code and its working great. Now an extra question: i would like to spawn a thread to monitor the threads allocation/deallocations, can i access this data from a different thread ?, if so, is there any API or example available ?
thanks again. On Tue, Nov 26, 2013 at 2:10 PM, Eduardo Silva <[email protected]> wrote: > thanks for your help!, thats the info that i need. > > best > > > On Tue, Nov 26, 2013 at 2:01 PM, Jason Evans <[email protected]> wrote: > >> On Nov 26, 2013, at 11:40 AM, Eduardo Silva <[email protected]> wrote: >> >> i am interested into gather memory usage per Linux thread, as i am using >> jemalloc i think this can be done quering the arenas per thread. if i am >> correct, do you have some code example that accomplish something similar to >> this ? >> >> >> Threads don't own memory; allocated regions can be shared among threads, >> and allocation/deallocation can be split between threads. That said, >> jemalloc does track total volume of allocation and deallocation on a per >> thread basis, so you can derive the information you want as long as you >> account for allocated regions that are shared among threads. Take a look >> at the "thread.allocated" and "thread.deallocated" mallctl() interfaces in >> the man page: >> >> >> http://www.canonware.com/download/jemalloc/jemalloc-latest/doc/jemalloc.html >> >> There is a relevant test program included with jemalloc: >> >> https://github.com/jemalloc/jemalloc/blob/dev/test/allocated.c >> >> Jason >> > > > > -- > Eduardo Silva > http://edsiper.linuxchile.cl > http://monkey-project.com > -- Eduardo Silva http://edsiper.linuxchile.cl http://monkey-project.com
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