[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: TSC scaling and softtsc reprise, and PROPOSAL
On 23/07/2009 16:18, "Dan Magenheimer" <dan.magenheimer@xxxxxxxxxx> wrote: >> I've informally heard that certain version of the JVM and >> Oracle Db have a habit of pounding rdtsc hard from user >> space, but I don't know what rates. > > Indeed they do and they use it for timestamping > events/transactions, so these are the very same > apps that need to guarantee SMP timestamp ordering. Why would you expect host TSC consistency running on Xen to be worse than when running on a native OS? -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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