After their youngest child started school last September, he set up a consultancy that he works on during school hours.
32 entries may sound small by modern standards (current x86 processors have thousands of TLB entries), but it covers 128 KB of memory -- enough for the working set of most 1980s programs. A TLB miss is not catastrophic either; the hardware page walker handles it transparently in about 20 cycles.
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卖得最好的仍是山姆和胖东来。南方周末记者贾梦雅｜摄
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