Andrew Dunstan <andrew(at)dunslane(dot)net> writes:
>> Yeah. It's faintly possible that a kernel upgrade will help.
> Another data point. I have another RPi2B that is running Debian Wheezy
> rather than the Fedora remix. I'm running the same test on it we ran
> yesterday on axolotl. It seems to be running without having the same
> problems. So maybe the particular kernel port to ARM is what's tripping
> us up.
I'd bet against it being a port-specific problem; it sounds more like a
filesystem performance-tuning issue, which could easily change from one
kernel version to another. What are the kernel version numbers exactly?
regards, tom lane