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[90.118.133.220]) by smtp.gmail.com with ESMTPSA id t18sm34201640wmt.35.2019.01.23.03.28.41 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Jan 2019 03:28:42 -0800 (PST) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 12.2 \(3445.102.3\)) Subject: Re: ZFS on Hardware RAID From: Ben RUBSON In-Reply-To: <37EE4B1A-2A7A-4117-97D0-E5E6F5C35030@sarenet.es> Date: Wed, 23 Jan 2019 12:28:41 +0100 Cc: Ireneusz Pluta , freebsd-fs Content-Transfer-Encoding: quoted-printable Message-Id: <42A9197D-DC24-42DB-B7E3-B541E2AF1F76@gmail.com> References: <1180280695.63420.1547910313494.JavaMail.zimbra@gausus.net> <92646202.63422.1547910433715.JavaMail.zimbra@gausus.net> <1691666278.63816.1547976245836.JavaMail.zimbra@gausus.net> <92746659-4B3F-415C-BB6A-6C99837AFAF2@sarenet.es> <335e44ec-7c76-8dbd-f587-46e6a9266efc@multiplay.co.uk> <6E23ED3B-B163-40E5-A173-14EE47E00E5A@sarenet.es> <60bca2c2-67fe-402c-038c-281adde488da@wp.pl> <37EE4B1A-2A7A-4117-97D0-E5E6F5C35030@sarenet.es> To: Borja Marcos X-Mailer: Apple Mail (2.3445.102.3) X-Rspamd-Queue-Id: CEC456ED27 X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=oaNZs8i8; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of benrubson@gmail.com designates 2a00:1450:4864:20::429 as permitted sender) smtp.mailfrom=benrubson@gmail.com X-Spamd-Result: default: False [-6.17 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; MV_CASE(0.50)[]; FREEMAIL_FROM(0.00)[gmail.com]; RCVD_COUNT_THREE(0.00)[3]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; MX_GOOD(-0.01)[cached: alt3.gmail-smtp-in.l.google.com]; NEURAL_HAM_SHORT(-0.94)[-0.941,0]; FROM_EQ_ENVFROM(0.00)[]; RCVD_TLS_LAST(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; TAGGED_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com.dwl.dnswl.org : 127.0.5.0]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; MID_RHS_MATCH_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-fs@freebsd.org]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[9.2.4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.5.4.1.0.0.a.2.list.dnswl.org : 127.0.5.0]; IP_SCORE(-2.72)[ip: (-9.44), ipnet: 2a00:1450::/32(-2.19), asn: 15169(-1.90), country: US(-0.08)]; FREEMAIL_CC(0.00)[wp.pl] X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Jan 2019 11:28:46 -0000 > On 23 Jan 2019, at 12:05, Borja Marcos wrote: >=20 >> On 23 Jan 2019, at 09:38, Ireneusz Pluta wrote: >>=20 >> W dniu 2019-01-23 o 08:15, Borja Marcos pisze: >>> By the way, some of these =E2=80=9Cpure raid=E2=80=9D cards can be = cross flashed to be plain HBAs but it=E2=80=99s a risky procedure. I = bricked one or two. >>=20 >> any experience with these ones? >>=20 >> LSI MegaRAID SAS 9280-16i4e >> LSI MegaRAID SAS 9266-4i >> LSI MegaRAID SAS 84016E >=20 > Not really, the ones I have used were rebranded by Dell or IBM. >=20 > My advice is not to try to cross flash them from MegaRAID. Better try = the mfi and mfip approach with the passthrough > tunable. I have some servers running like that for 10 years now and = they are solid. I flashed several LSI MegaRAID 9211-8i from IR to IT mode without = problem. LSI / Broadcom provides the needed files to perform this. Of course, as any other firmware flash, the procedure is not without any = risk (to brick the card). But conscientiously done, should be OK :) Ben