Re: Dual Xeon 2.6GHz, Supermicro X5DPA-TGM (SerialATA): 2.4.x causes system pauses, 2.6.0-test6 works fine

[bill davidsen]

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.
-- 
bill davidsen <davidsen@xxxxxxx>
  CTO, TMR Associates, Inc
Doing interesting things with little computers since 1979.
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