Note: This is a "documenting my process" question that I'll be writing an answer to. Happily, serverfault already helped me solve this, because writing up my situation so others would be able to ...
The kjournald process starts sometimes on my Debian web server. When I run top, the kjournald process eats up 100% of the CPU utilization. After an hour that the process runs, my web server (apache) ...
I was running top on my server and noticed kjournald seemed (to me) to have a high cpu time. My server has been up for ~21 days and I have never noticed triple-digit minutes usage of kjournald ...
I'm trying to figure out why is kjournald going crazy on my machine. It's an 8-core box with loads of memory. It's got ~50% cpu load. The iotop doesn't seem to point at any specific processes - some ...