Hello,
Look like there are still memory leak in 3.5.26 under linux with G1. Java version 1.8.40, kernel 3.14.35-28.38.amzn1.x86_64, glibc-2.17-55.93.
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
1241 502 20 0 994m 727m 892 S 0.0 19.4 1:08.93 wrapper
In atachment you can find outup of smap