In article <20031007181339.GB1239@xxxxxxxx>,
Taner Halicioglu <taner@xxxxxxxxx> wrote:
| Hi, I just built a new system and under all the 2.4.x kernels I tried (latest
| redhat, and stock 2.4.22 as well) I would have 10-20s system pauses during
| stress testing (a simple kernel compile loop, using make -j4) - appeared to
| be disk subsystem, as I could change windows in screen, and network was
| working fine. I tried several APIC and ACPI settings to no avail. I tried
| disabling Hyperthreading - no dice. I tried running a UP kernel - no dice.
| | Upon installing the 2.6.0-test6 kernel, the pauses were gone! (for the most
| part... have an occasional 2s pause, but that is considerably better than
| 10-20s ;))
Try booting with elevator=deadline, see if the last pause goes away.