Date: Thu, 2 Dec 2004 20:12:57 +0100 From: Wilko Bulte <wb@freebie.xs4all.nl> To: Scott Long <scottl@freebsd.org> Cc: current@freebsd.org Subject: Re: My project wish-list for the next 12 months Message-ID: <20041202191257.GA29425@freebie.xs4all.nl> In-Reply-To: <41AE55D7.8020709@freebsd.org> References: <41AE3F80.1000506@freebsd.org> <98CE9C0241F1FC59BB8F0547@[192.168.1.16]> <41AE55D7.8020709@freebsd.org>
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[-- Attachment #1 --] On Wed, Dec 01, 2004 at 04:37:59PM -0700, Scott Long wrote.. > Jason C. Wells wrote: > >--On Wednesday, December 01, 2004 3:02 PM -0700 Scott Long > ><scottl@freebsd.org> wrote: > > > >>5. Clustered FS support. SANs are all the rage these days, and > >>clustered filesystems that allow data to be distributed across many > >>storage enpoints and accessed concurrently through the SAN are very > >>powerful. RedHat recently bought Sistina and re-opened the GFS source > >>code, so exploring this would be very interesting. > > > > > >This sounds very close to OpenAFS. I don't know what distinguishes a > >SAN from other types of NAS. OpenAFS does everything you mentioned in > >the above paragraph. OpenAFS _almost_ works on FreeBSD right now. > > > >Later, > >Jason C. Wells > > Well, AFS requires an intelligent node in front of each disk. True SAN > clustering means that you have a web of disks directly connected to the > SAN (iSCSI, FibreChannel, etc), and two or more servers on the SAN that > see those disks as a single filesystem (actually a bit more complicated > than this, but you get the point). If one server goes down, no access > to data is lost since the disks can be reached from any other server on > the SAN that is participating in the clustered FS. Find a friendly TruCluster somewhere and take a look. Really Neat(tm). Alternatively find a friendly OpenVMS cluster, they have forgotten more about clusters now than Unix will ever learn (I am afraid). While we are talking storage: multipathing support for SANs is a very neat thing to have. Devices uniquely identified by WWN etc. -- Wilko Bulte wilko@FreeBSD.org [-- Attachment #2 --] 0 *H p0l1 0 + 0 *H 00 Ʈ0 *H 0y10U Root CA1 0 U http://www.cacert.org1"0 UCA Cert Signing Authority1!0 *H support@cacert.org0 041106224316Z 051106224316Z0%1#0! *H wb@freebie.xs4all.nl0"0 *H 0 Gj`q[pWDE𣇲n\N o_Z;b {ܜn]F8|_ Y@Q@0Mٲ*'n9lQ3Q4!9V)FzToB۷WeV^$:1b~=Jz;ʯ CCS{b\+Q֠MrC̘7yj.(w̥(2> Z J{1)rݡKRD%ޅ j 00 U 0 0V `HB IGTo get your own certificate for FREE head over to http://www.CAcert.org0 U 0wb@freebie.xs4all.nl0 *H '|%yS6d\GDJkV'z+z{w BD Ҳ +(6 mt>G˖'1< (avG|<"qYSiNY7aDQp^*D{7s!ߙȺAuzۻ,V5ʲ>YT |chtB!9ioa p ^9Gͧ 9X?ƱJ iC&I%!TWYs L}W RĽJU{@84g̱VUZ|4I]v9DyE%rk˽Tq$:P?5f[д{.s(/aИb DSsLҌxnBRkgQE vjpь%T*YKaIS)ۧW0G'!N3A{6=fOI,h5Щ #"gO$W50=0% 0 *H 0y10U Root CA1 0 U http://www.cacert.org1"0 UCA Cert Signing Authority1!0 *H support@cacert.org0 030330122949Z 330329122949Z0y10U Root CA1 0 U http://www.cacert.org1"0 UCA Cert Signing Authority1!0 *H support@cacert.org0"0 *H 0 "F}6(P3@K;f?1k6|Nw6A Fs`n~XdͰE cg ҿ>L5]l!ޞ ٺf27rXɎ^> l[df*zKSy{/ a+~MVڒDA X`efD˔B~ ehQ Wkzr%[ 2H.0B%k?:SHҶ4 zX+[8]fɘמtq r`o34v>$z oE8GAJ. Yתғ}h.KX/ꕧTۋQ"þ,x ӊ/?Qe!eE |ALO)!3 u Qw i" Ṕ1{8h[+~_rLK Wʑ u!7c g>FOp gYͺbA )d)B"xC QKZZqs 00 U 2Ұ:90U #02Ұ:9ѡ}{0y10U Root CA1 0 U http://www.cacert.org1"0 UCA Cert Signing Authority1!0 *H support@cacert.org 0U 002U +0)0'%#!https://www.cacert.org/revoke.crl00 `HB#!https://www.cacert.org/revoke.crl04 `HB'%http://www.cacert.org/index.php?id=100V `HB IGTo get your own certificate for FREE head over to http://www.cacert.org0 *H (\5 ojhX>ÐZ`CpbgX 06;Htq>+h4b@F;S(fSM];`yi;eƁ\MU 7paj|.T>O!܂EMs<evj7$ NmQďʖmC0e';{CCcCh"{Z>7;N˛͚۲p-JذoEH3<2*T#Gdzq c~/ܟ+H%B>Wiw4 Kʠ ƌ27hs_QIS6 Ly:u pg/y= s og/ ${H5)@`ᖆPzY؏! ς;kV#lH<N/ So.t:c¦D l$pG.Բ d$ ܡ5ԼU.}UZ֓v%sLC1\0X00y10U Root CA1 0 U http://www.cacert.org1"0 UCA Cert Signing Authority1!0 *H support@cacert.org Ʈ0 + 0 *H 1 *H 0 *H 1 041202191257Z0# *H 1/ i1)ʙ ?0R *H 1E0C0 *H 0*H 0 *H @0+0 *H (0 *H wZ;^ȅ5 mmLnxl4-ī₩[g9m F/wmƳY@ ӑ=s|`,`w %^VFf a砂DD % N"_CC:9{}7)$m"On [x\C=!+Ov c6LoHl*0[a [ Z!#:imo tϏ[~ Ԙ
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