slow oscam possible mem leak

can anyone tell me why im getting this in log im running oscam 1.20 r10116 on ubuntu
log is just full of this i have tried to google it but theres not that much on it i also tried a few other revisions of oscam

c [OSCAM-WORK] new event 1 occurred on fd 16 after 0 ms inactivity
2015/01/03 09:36:48 211EA50 c add client job action 27 queue length 2 ####-cachex
2015/01/03 09:36:48 211EA50 c add client job action 27 queue length 3 cacheex13
2015/01/03 09:36:48 211EA50 c add client job action 27 queue length 0 cache12
2015/01/03 09:36:48 211EA50 c add client job action 27 queue length 0 nr#####
2015/01/03 09:36:48 211EA50 c [OSCAM-WORK] new event 1 occurred on fd 16 after 5 ms inactivity

i tried that i have just noticed that it seem to be my cache exchnage users thats in the log i edited user names out
####-cachex
2015/01/03 09:36:48 211EA50 c add client job action 27 queue length 3 cacheex13
2015/01/03 09:36:48 211EA50 c add client job action 27 queue length 0 cache12
2015/01/03 09:36:48 211EA50 c add client job action 27 queue length 0 nr#####

i did read somthing from over a year ago about mem leak but dont no if this is it or how to fix