Date: Mon, 12 Oct 2015 15:56:22 -0400 From: Dan Langille <dan@langille.org> To: freebsd-performance@freebsd.org Subject: Re: Measuring ZFS configuration differences Message-ID: <85CC5C81-9A5A-47D4-9111-DCE5DD7E2E96@langille.org> In-Reply-To: <8B37FEDC-218A-4071-8CB7-48361BB72B1D@langille.org> References: <8B37FEDC-218A-4071-8CB7-48361BB72B1D@langille.org>
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--Apple-Mail=_D70FC13E-6769-43AE-A34A-75B84FC68FF1 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 > On Oct 12, 2015, at 1:00 PM, Dan Langille <dan@langille.org> wrote: >=20 > Following up on the discussions during EuroBSDCon 2015 (Stockholm) = during the FreeBSD Developer > Summit regarding various ZFS configuration settings, I write to start = our implementation phase now that some > usual suspects have joined the list. >=20 > re https://wiki.freebsd.org/201510DevSummit/Performance >=20 > I think the first order of business is granting access rights to the = server (varm) in question: >=20 > http://dan.langille.org/2015/07/19/varm/ >=20 > During the workshop, mention was made of serial access. I can arrange = that. >=20 > The server has IPMI, however, my first thought: >=20 > 1 - connect a USB-serial cable to varm & link that to another server = in my rack. > 2 - create a jail in that server and give it access to that serial = connection > 3 - redirect incoming port XYZ to that jail via a public-key-only ssh = connection > 4 - give people access >=20 > Any suggestions? For the record, we are working with spinning HDD. Donations of SSD = (either physical or remote usage thereof) are welcomed. Our intent is to publish reproducible results which are = not dependent upon your particular choice of HDD (and hopefully, SSD). =E2=80=94 Dan Langille http://langille.org/ --Apple-Mail=_D70FC13E-6769-43AE-A34A-75B84FC68FF1 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Comment: GPGTools - http://gpgtools.org iQJ8BAEBCgBmBQJWHBBsXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXQ1MTE2RjM0ODIzRDdERDM4OTY0OUJBNzdF QjIxNTlERUU5NzI3MzlGAAoJEOshWd7pcnOfY2MP/iCUxRx+xTcnheBa35qq9fcl erZ97ztKLY437XZGy5yKOS3V+Ae5DpVKkX8YKsdqBDXcdAjivX9u75hHfhaCP7GY ilMKiZLMyCQ24qABxLq6gNXFmTbtmag91928MZGUAvt8SNs/Xrt+S/r4kVJktRTC 6MChSBr99grJD7cShMStbRqkgh4wzdcjILlEJhXREz4S4ecy8e5BefnYneYVpV1T dptJYffnxl/MIBUrTo/i/mTzs9bvrfpjWp2UZzrQqQvcNKVaXA7csGlk0X4DgsK3 p3oxVc+Z5jNptDnxB3Y1FTtJuGjO/yE+7o1S2DC4cY3SJ+vEQQlZSzk7ZvPi9rfd H83LEMHI3HcrovFS5g3geQ/wmZbGUWQsQfqMFaFMwZz07yQRV/u8cUcaHC8pTWVH pnb5a34grGZ+sFYJMyy+GIf/wRL0Y8ETpZEywfTVjtKXbD5Ty1gBURY0PCP1zgL4 RSG7pzbdDdTaIempoaXoNcmuXb9a2xjv9KlqDhZ6cAaxkjQ1OM4BIOo7V08QpBw5 I+ad1XUcXpiceAm0WQXIru17t2cUo8dAtIfES06WqkW0IKdU/OG3G0W/idVTvBdl rVB55xJTXjehXzQr1FdZhZ7ntcwJ+HU9pn7xdmV25Df8vlIMM2hy1E5tJ6Xk2i3N NggSk3YCnRKZQ+NmlZN5 =ECBe -----END PGP SIGNATURE----- --Apple-Mail=_D70FC13E-6769-43AE-A34A-75B84FC68FF1--
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