Except once you have enought tabs Chrome starts putting multiple tabs in a single process. The cutoff seems to be somewhere in the low double digits. And at t

Except once you have enought tabs Chrome starts putting multiple tabs in a single process. The cutoff seems to be somewhere in the low double digits. And at that point, you can in fact start running out of address space (not to be confused with running out of memory) without too much trouble, especially because system libraries on 64-bit OSes have a tendency to be mmap-happy, since they think they have lots of address space to work with.