EHCI interrupt storm (~24000 per second) on 12.0 (Lynx Point chipset)

2019-03-02 Thread Rebecca Cran via freebsd-stable
I have an Intel Server board (it's a UEFI Development Kit system, based on the S1200V3RPS) that I recently upgraded to 12.0-RELEASE, and today noticed the intr task taking up too much CPU time. I can't say whether this is a regression from 11.x or not. Looking at the output of "vmstat -i"

grep(1) documents bsdgrep, but GNU grep is installed as 'grep'

2019-01-08 Thread Rebecca Cran via freebsd-stable
grep(1) documents the "--exclude-dir" option, but running "grep" complains it's unknown. Also, 'rgrep' doesn't exist. It turns out that the grep binary is GNU grep 2.5.1, while bsdgrep supports the option. Is WITH_BSD_GREP supposed to be defaulted to on for 12.0 and newer, or was the man page