-9> 2014-08-15 13:01:14.946951 7f744bd56700  1 -- 10.100.100.1:6789/0 --> client.1120769 10.100.52.60:0/5007814 -- mon_subscribe_ack(300s) v1 -- ?+0 0x32bcc40
    -8> 2014-08-15 13:01:14.946980 7f744bd56700  1 -- 10.100.100.1:6789/0 <== client.1120769 10.100.52.60:0/5007814 4 ==== pool_op(delete unmanaged snap pool 5 auid 0 tid 26 name  v0) v4 ==== 65+0+0 (2826804770 0 0) 0x1cd8e00 con 0x59470
00
    -7> 2014-08-15 13:01:14.946996 7f744bd56700 20 mon.04@0(leader) e18 have connection
    -6> 2014-08-15 13:01:14.947000 7f744bd56700 20 mon.04@0(leader) e18 ms_dispatch existing session MonSession: client.1120769 10.100.52.60:0/5007814 is openallow rwx for client.1120769 10.100.52.60:0/5007814
    -5> 2014-08-15 13:01:14.947009 7f744bd56700 20 mon.04@0(leader) e18  caps allow rwx
    -4> 2014-08-15 13:01:14.947013 7f744bd56700  1 mon.04@0(leader).paxos(paxos active c 20812673..20813439) is_readable now=2014-08-15 13:01:14.947014 lease_expire=0.000000 has v0 lc 20813439
    -3> 2014-08-15 13:01:14.947034 7f744bd56700 10 mon.04@0(leader).osd e18730 preprocess_query pool_op(delete unmanaged snap pool 5 auid 0 tid 26 name  v0) v4 from client.1120769 10.100.52.60:0/5007814
    -2> 2014-08-15 13:01:14.947060 7f744bd56700  7 mon.04@0(leader).osd e18730 prepare_update pool_op(delete unmanaged snap pool 5 auid 0 tid 26 name  v0) v4 from client.1120769 10.100.52.60:0/5007814
    -1> 2014-08-15 13:01:14.947066 7f744bd56700 10 mon.04@0(leader).osd e18730 prepare_pool_op pool_op(delete unmanaged snap pool 5 auid 0 tid 26 name  v0) v4
     0> 2014-08-15 13:01:14.948759 7f744bd56700 -1 ./include/interval_set.h: In function 'void interval_set<T>::insert(T, T) [with T = snapid_t]' thread 7f744bd56700 time 2014-08-15 13:01:14.947084
./include/interval_set.h: 340: FAILED assert(0)