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Davide Libenzi wrote: > Yes, that is some very interesting data IMO. I did not bench the GUASI > (userspace async thread library) against AIO, but those numbers show that a > *userspace* async syscall wrapper interface performs in the ballpark of AIO. > This leads to some hope about the ability to effectively deploy the kernel > generic async AIO (being it fibril or kthreads based) as low-impact async > provider for basically anything. > SGI's kaio patch to linux kind of went that route (using kthreads) for non-SCSI async IO. It wasn't a bad way to go, but at least for disk-based access they achieved much better results when they could go right to the hardware. --Chris - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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