15.04.2018 19:58, Rick Macklem wrote: > Niels Kobschaetzki wrote: > [stuff snipped] >> It is a website with quite some traffic handles by three webservers behind a >> pair >of loadbalancers. >> We see a loss of 20% in speed(TTFB reduced by 100ms; sounds not a lot but >> >Google et al doesn’t like it at all) after upgrading to 11.1 with a >> combined upgrade >to php7.1. On another server without NFS that upgrade >> improved performance >considerably (I was told ca 30% by the front end-dev) > One thing you could try is booting the 11.1 kernel on an 10.3 system. Newer > FreeBSD kernels should work with older userland.
Though one should remember that some important system utilities may and probably will not work with newer kernel, like /sbin/ipfw, route, ifconfig, netstat etc. > This would tell you if it is kernel changes or userland changes that are > causing > the higher miss rate. _______________________________________________ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"