Messages in this thread | | | Date | Sun, 27 Feb 2000 20:10:01 -0500 (EST) | From | Gregory Maxwell <> | Subject | Re: gettimeofday non-monotonic on SMP 2.3.47 |
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On Sun, 27 Feb 2000, Boris Okun wrote:
[snip] > This is on SMP 2.3.47 Intel BX mb with P2/400 and P3/450. > I don't see this problem in UP. > > Before you jump and tell me that processors must be the same let me > point out that Intel specifically calls for support of processors of > different abilities and speeds for an OS to be MP Spec 1.4 compliant. [snip]
Who ever told you that Linux is MP Spec 1.4 compliant?
I imagine that having to manage non-synced TSCs would be a *big* performance hit. It would be better to just panic at boot on such an oddball config.
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