Apr 22 17:04:51 cp1 kernel: [20572274.958183] Out of memory in UB 45139: OOM killed process 24769 (puppet) score 0 vm: 161684kB, rss: 49332kBm swap:0kB
root@cp1:/var/log# grep -c "OOM" kern.log 156
156 OOM kills on cp1 since April 17th. Currently cp1 is a cache proxy and a NFS master.