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I am trying to read a matrix of 5000*2000 from a csv file of real numbers in R using the scan function. I am getting an error saying that R can not read a vector > 32KB and it can't allocate a memory of 191 MB etc. What should I do. I am using R1.7.1. Thanks ===== Thanks Fairouz Makhlouf

The patch deals with the situation which guest OS uses unused page table pages as data pages and write data to them. The pages will still be grabbed by Xen as page table pages, and lots of unnecessary page faults occur. The patch will check if the data guest writes to the page table contains valid mfn or not, if not, we believe it is a data page now and then unshadow the page. The patch