Re: Good SAS adapters for 6 Gb/s SATA SSD's (with TRIM)?

Prof. Dr. Klaus Kusche
2011-08-12T09:24:46Z

On 2011-08-12 11:01, Ric Wheeler wrote:
> Lukas has a more generic bulk tool that should do the job and has the
> advantage that it does not have to fill the file system first (it can
> lock regions and do its work).

Any pointers to that?

Thanks!

> Note that discard is not just for physical devices like SCSI or ATA, it
> is also useful for "software" stacks like various device mapper targets,
> virtual block devices, etc so we should be keeping the abstraction at a
> high level for our tooling.

I agree, but wiper.sh has been the first such tool and is widespread
and well-known. I'm not aware of alternatives using the generic fstrim
command (which is still missing on some major distributions)
or FITRIM ioctl.

--
Prof. Dr. Klaus Kusche
Private address: Rainstraße 9/1, 88316 Isny, Germany
+49 7562 6211377 Klaus.Kusche@computerix.info http://www.computerix.info
Office address: NTA Isny gGmbH, Seidenstraße 12-35, 88316 Isny, Germany
+49 7562 9707 36 kusche@nta-isny.de http://www.nta-isny.de

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