Re-enable -O2.

CollectAgent/Makefile

 include ../config.mk
 
-CXXFLAGS =	-O0 -g --std=c++11 -Wall -Wno-unused-local-typedefs -Wno-unknown-warning-option -fmessage-length=0 -I$(DCDBDEPLOYPATH)/include/ -I$(DCDBBASEPATH)/include/ -DBOOST_DATE_TIME_POSIX_TIME_STD_CONFIG
+CXXFLAGS =	-O2 -g --std=c++11 -Wall -Wno-unused-local-typedefs -Wno-unknown-warning-option -fmessage-length=0 -I$(DCDBDEPLOYPATH)/include/ -I$(DCDBBASEPATH)/include/ -DBOOST_DATE_TIME_POSIX_TIME_STD_CONFIG
 OBJS =		collectagent.o \
 		simplemqttserver.o \
 		simplemqttserverthread.o \

DCDBLib/Makefile

 include ../config.mk
 
 # C++ Compiler Flags (use fPIC for our dynamic library)
-CXXFLAGS = -O0 -ggdb -Wall -Werror \
+CXXFLAGS = -O2 -ggdb -Wall -Werror \
 	-fPIC --std=c++11 -I$(DCDBDEPLOYPATH)/include -I./include -I./include_internal\
 	-I$(DCDBBASEPATH)/include/ -fmessage-length=0 -DBOOST_DATE_TIME_POSIX_TIME_STD_CONFIG
 

DCDBTools/dcdbconfig/Makefile

 include ../../config.mk
 
-CXXFLAGS =	-O0 -ggdb --std=c++11 -Wall -Wno-unused-local-typedefs -Wno-unknown-warning-option -fmessage-length=0 -I$(DCDBDEPLOYPATH)/include/ -I$(DCDBBASEPATH)/include/
+CXXFLAGS =	-O2 -ggdb --std=c++11 -Wall -Wno-unused-local-typedefs -Wno-unknown-warning-option -fmessage-length=0 -I$(DCDBDEPLOYPATH)/include/ -I$(DCDBBASEPATH)/include/
 OBJS =		dcdbconfig.o sensoraction.o useraction.o
 LIBS =		-L$(DCDBDEPLOYPATH)/lib/ -ldcdb -lcassandra -luv -lboost_random -lboost_system -lboost_date_time -lssl -lcrypto
 # GCC 4.8 is broken

DCDBTools/dcdbquery/Makefile

 include ../../config.mk
 
-CXXFLAGS =	-O0 -ggdb --std=c++11 -Wall -Wno-unused-local-typedefs -Wno-unknown-warning-option -fmessage-length=0 -I$(DCDBDEPLOYPATH)/include/ -I$(DCDBBASEPATH)/include/ -DBOOST_DATE_TIME_POSIX_TIME_STD_CONFIG
+CXXFLAGS =	-O2 -ggdb --std=c++11 -Wall -Wno-unused-local-typedefs -Wno-unknown-warning-option -fmessage-length=0 -I$(DCDBDEPLOYPATH)/include/ -I$(DCDBBASEPATH)/include/ -DBOOST_DATE_TIME_POSIX_TIME_STD_CONFIG
 OBJS =		dcdbquery.o query.o
 LIBS =		-L$(DCDBDEPLOYPATH)/lib/ -ldcdb -lcassandra -luv -lboost_random -lboost_system -lboost_date_time -lssl -lcrypto
 TARGET =	dcdbquery