Segmentation fault when increase blocks' number

[tangzhenyu]

When I increase blocks' number,I met a Segmentation fault,following are the gdb debugging information.
Can anyone share any ideas?
Thanks you all!

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7ffd46403700 (LWP 37256)]
0x000000000041e83c in multiverso::Aggregator::StartThread() ()
(gdb) bt
#0 0x000000000041e83c in multiverso::Aggregator::StartThread() ()
#1 0x00007ffff7708970 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#2 0x00007ffff7965064 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#3 0x00007ffff6e7862d in clone () from /lib/x86_64-linux-gnu/libc.so.6

[WalkerWen]

I also met the same problem, do you solve it?