为提高效率，提问时请提供以下信息，问题描述清晰可优先响应。
【DM版本】:DM8
【操作系统】：AIX 7.1
【CPU】:PPC64
【问题描述】*：2023-07-31 16:38:32.283 [WARNING] dmasmtool P0001442268 T0000000000000000001 Couldn't set TCP option for TCP_KEEPINTVL.
2023-07-31 16:38:32.289 [WARNING] dmasmtool P0001442268 T0000000000000000001 Couldn't set TCP option for TCP_KEEPCNT.
参考文章2.2：
https://eco.dameng.com/community/training/bdc0cc64aa7a603c7d7d4c35e4dd17b0
no -o tcp_keepidle=32 #default 14400
no -o tcp_keepintvl=8 #default 150
no -o tcp_keepcnt=4 #keepalive probes, def=8
no –o tcp_keepinit=12 #default 150
no -po tcp_finwait2=120 #default 1200