Johan Arens wrote: [snip] > The problem is, the system is freezing when I'm using the reverse > proxy (with Apache 1.3). [snip] > Is that possible that my machine is freezing because of a too small > swap partition (90 megs) ? The Cobalt kernel tries now to use DMA for IDE access, but this seems to be unstable under I/O load. Disabling DMA via hdparm works around this issue. In your setup the load might be caused by swap usage. Thiemo