Mike Harsch

warn against mixing rpio SPI with spi-bcm2835 + spidev

2

rpio SPI can't coexist with the regular linux SPI kernel module (at least for a given spi bus). Running a rpio SPI script on a system with spi-bcm2835 loaded will...

all we can handle are sensor packets (and only full 26-byte packets at that). Roomba may send a few lines of text to the serialport in response to certain events...

need to be able to report stats per-pool

broken on Oracle Solaris 11

8

It has been reported that changes to L2ARC kstats in Oracle Solaris 11 have caused this script to break.

need script-parsable output mode with non-scaled values

8

The current output of arcstat.pl is scaled in human-readable fashion. This is appropriate for human eyes watching a terminal, but doesn't lend itself to post-processing of output by another script...

Percentage values (like hit% and miss%) should have 2 digits of precision after the decimal point. e.g. 99.75% hit% instead of 100.