Messages in this thread | | | Date | Thu, 06 Dec 2012 11:09:07 +0100 | From | Paolo Bonzini <> | Subject | Re: [PATCH] scsi_ram: a RAM-based SCSI driver |
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Il 05/12/2012 17:45, Kirill A. Shutemov ha scritto: > From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> > > This driver is intended to run as fast as possible, hence the options to > discard writes and reads. It's designed to let us find latency issues > elsewhere in the storage stack (eg filesystem, block layer, scsi layer). > > There are a few different options, controlled through module parameters. > The sector size and disc capacity are load-time parameters, but the > parameters affecting performance are tweakable at runtime. > > By default, it'll allocate half a gigabyte of RAM to use as a ramdisc; > you can change this with the `capacity' module parameter.
Is this that much faster than scsi-debug? The discarding options surely can be added there.
Paolo
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