https://docs.telcobridges.com/mediawiki/index.php?action=history&feed=atom&title=SetupRecommandattions%3ARAID 2026-05-31T10:07:04Z Revision history for this page on the wiki MediaWiki 1.18.1 https://docs.telcobridges.com/mediawiki/index.php?title=SetupRecommandattions:RAID&diff=2804&oldid=prev 2009-10-08T14:37:58Z

<p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 14:37, 8 October 2009</td> </tr><tr><td colspan="2" class="diff-lineno">Line 11:</td> <td colspan="2" class="diff-lineno">Line 11:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Linux SoftwareRaid&#160; ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Linux SoftwareRaid&#160; ==</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>For servers without RAID or with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID], [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid] should be used.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>For servers without <ins class="diffchange diffchange-inline">[http://en.wikipedia.org/wiki/</ins>RAID <ins class="diffchange diffchange-inline">RAID] </ins>or with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID], [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid] should be used.</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>[http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid] is better than [http://en.wikipedia.org/wiki/Fakeraid FakeRAID] because it is well supported under Linux.&#160; The kernel supports it natively, and [http://en.wikipedia.org/wiki/Mdadm mdadm] <del class="diffchange diffchange-inline">is </del>used to manage the <del class="diffchange diffchange-inline">disks</del>.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>[http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid] is better than [http://en.wikipedia.org/wiki/Fakeraid FakeRAID] because it is well supported under Linux.&#160; The kernel supports it natively, and [http://en.wikipedia.org/wiki/Mdadm mdadm] <ins class="diffchange diffchange-inline">can be </ins>used to manage <ins class="diffchange diffchange-inline">and to view the status of </ins>the <ins class="diffchange diffchange-inline">[http://en.wikipedia.org/wiki/RAID RAID] devices</ins>.</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>Please see your Linux distribution documentation on how to setup [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid].</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>Please see your Linux distribution documentation on how to setup [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid].</div></td></tr> <!-- diff cache key wikidb:diff:version:1.11a:oldid:2803:newid:2804 --> </table>

Sylvain Fontaine https://docs.telcobridges.com/mediawiki/index.php?title=SetupRecommandattions:RAID&diff=2803&oldid=prev 2009-10-08T14:35:48Z

<p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 14:35, 8 October 2009</td> </tr><tr><td colspan="2" class="diff-lineno">Line 12:</td> <td colspan="2" class="diff-lineno">Line 12:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Linux SoftwareRaid&#160; ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Linux SoftwareRaid&#160; ==</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>For servers without RAID or with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID], [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid] should be used.</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>For servers without RAID or with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID], [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid] should be used.</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">[http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid] is better than [http://en.wikipedia.org/wiki/Fakeraid FakeRAID] because it is well supported under Linux.&#160; The kernel supports it natively, and [http://en.wikipedia.org/wiki/Mdadm mdadm] is used to manage the disks.</ins></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>Please see your Linux distribution documentation on how to setup [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid].</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>Please see your Linux distribution documentation on how to setup [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid].</div></td></tr> <!-- diff cache key wikidb:diff:version:1.11a:oldid:2802:newid:2803 --> </table>

Sylvain Fontaine https://docs.telcobridges.com/mediawiki/index.php?title=SetupRecommandattions:RAID&diff=2802&oldid=prev 2009-10-08T14:31:26Z

<p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 14:31, 8 October 2009</td> </tr><tr><td colspan="2" class="diff-lineno">Line 4:</td> <td colspan="2" class="diff-lineno">Line 4:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== FakeRaid ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== FakeRaid ==</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">A list of </del>[http://en.wikipedia.org/wiki/Fakeraid FakeRAID] <del class="diffchange diffchange-inline">hardware devices/controllers can be found here </del>http://<del class="diffchange diffchange-inline">linuxmafia</del>.<del class="diffchange diffchange-inline">com</del>/<del class="diffchange diffchange-inline">faq</del>/<del class="diffchange diffchange-inline">Hardware/sata</del>.<del class="diffchange diffchange-inline">html</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>[http://en.wikipedia.org/wiki/Fakeraid FakeRAID] <ins class="diffchange diffchange-inline">is the equivalent of not having [</ins>http://<ins class="diffchange diffchange-inline">en</ins>.<ins class="diffchange diffchange-inline">wikipedia.org</ins>/<ins class="diffchange diffchange-inline">wiki</ins>/<ins class="diffchange diffchange-inline">RAID RAID] at all, since it's the BIOS that emulates the RAID and thus, the CPU ends up doing all the job</ins>.</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>Under Linux, if you have a server with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID/BiosRAID], then you should disable it in the BIOS and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux SoftwareRaid].</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>Under Linux, if you have a server with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID/BiosRAID], then you should disable it in the BIOS and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux SoftwareRaid].</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">A list of [http://en.wikipedia.org/wiki/Fakeraid FakeRAID] hardware devices/controllers can be found here http://linuxmafia.com/faq/Hardware/sata.html</ins></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Linux SoftwareRaid&#160; ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Linux SoftwareRaid&#160; ==</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>For servers without RAID <del class="diffchange diffchange-inline">(</del>or with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID]<del class="diffchange diffchange-inline">, which is equivalent of not have RAID)</del>, [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid] should be used.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>For servers without RAID or with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID], [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid] should be used<ins class="diffchange diffchange-inline">.</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&#160;</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">Please see your Linux distribution documentation on how to setup [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid]</ins>.</div></td></tr> <!-- diff cache key wikidb:diff:version:1.11a:oldid:2801:newid:2802 --> </table>

Sylvain Fontaine https://docs.telcobridges.com/mediawiki/index.php?title=SetupRecommandattions:RAID&diff=2801&oldid=prev 2009-10-08T14:26:03Z

<p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 14:26, 8 October 2009</td> </tr><tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>= Raid =</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>= Raid =</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>We recommend [http://en.wikipedia.org/wiki/RAID#Hardware-based HarwareRaid], [http://en.wikipedia.org/wiki/RAID_1#RAID_1 RAID 1] or [http://en.wikipedia.org/wiki/RAID_5#RAID_5 RAID 5], to build disk failure tolerant servers.</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>We recommend [http://en.wikipedia.org/wiki/RAID#Hardware-based HarwareRaid], [http://en.wikipedia.org/wiki/RAID_1#RAID_1 RAID 1] or [http://en.wikipedia.org/wiki/RAID_5#RAID_5 RAID 5], to build disk failure tolerant servers.</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Be careful not to buy servers with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID].&#160; Vendors are advertising their servers as [http://en.wikipedia.org/wiki/RAID RAID] servers, but make sure that it is true [http://en.wikipedia.org/wiki/RAID#Hardware-based HarwareRAID], or else it could be preferable to buy your servers with no [http://en.wikipedia.org/wiki/RAID RAID] at all, and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux Software Raid <del class="diffchange diffchange-inline">instead</del>].</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>Be careful not to buy servers with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID].&#160; Vendors are advertising their servers as [http://en.wikipedia.org/wiki/RAID RAID] servers, but make sure that it is true [http://en.wikipedia.org/wiki/RAID#Hardware-based HarwareRAID], or else it could be preferable to buy your servers with no [http://en.wikipedia.org/wiki/RAID RAID] at all, and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux Software Raid] <ins class="diffchange diffchange-inline">instead</ins>.</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== FakeRaid ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== FakeRaid ==</div></td></tr> <!-- diff cache key wikidb:diff:version:1.11a:oldid:2800:newid:2801 --> </table>

Sylvain Fontaine https://docs.telcobridges.com/mediawiki/index.php?title=SetupRecommandattions:RAID&diff=2800&oldid=prev 2009-10-08T14:25:31Z

<p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 14:25, 8 October 2009</td> </tr><tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>= Raid =</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>= Raid =</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>We recommend [http://en.wikipedia.org/wiki/RAID#Hardware-based <del class="diffchange diffchange-inline">HarwareRAID</del>] [http://en.wikipedia.org/wiki/RAID_1#RAID_1 RAID 1] or [http://en.wikipedia.org/wiki/RAID_5#RAID_5 RAID 5] to build disk failure tolerant servers.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>We recommend [http://en.wikipedia.org/wiki/RAID#Hardware-based <ins class="diffchange diffchange-inline">HarwareRaid</ins>]<ins class="diffchange diffchange-inline">, </ins>[http://en.wikipedia.org/wiki/RAID_1#RAID_1 RAID 1] or [http://en.wikipedia.org/wiki/RAID_5#RAID_5 RAID 5]<ins class="diffchange diffchange-inline">, </ins>to build disk failure tolerant servers.</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>Be careful not to buy servers with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID].&#160; Vendors are advertising their servers as [http://en.wikipedia.org/wiki/RAID RAID] servers, but make sure that it is true [http://en.wikipedia.org/wiki/RAID#Hardware-based HarwareRAID], or else it could be preferable to buy your servers with no [http://en.wikipedia.org/wiki/RAID RAID] at all, and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux Software Raid instead].</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>Be careful not to buy servers with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID].&#160; Vendors are advertising their servers as [http://en.wikipedia.org/wiki/RAID RAID] servers, but make sure that it is true [http://en.wikipedia.org/wiki/RAID#Hardware-based HarwareRAID], or else it could be preferable to buy your servers with no [http://en.wikipedia.org/wiki/RAID RAID] at all, and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux Software Raid instead].</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <!-- diff cache key wikidb:diff:version:1.11a:oldid:2799:newid:2800 --> </table>

Sylvain Fontaine https://docs.telcobridges.com/mediawiki/index.php?title=SetupRecommandattions:RAID&diff=2799&oldid=prev 2009-10-08T14:25:05Z

<p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 14:25, 8 October 2009</td> </tr><tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>= Raid =</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>= Raid =</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>We recommend [http://en.wikipedia.org/wiki/RAID#Hardware-based HarwareRAID] [http://en.wikipedia.org/wiki/RAID_1#RAID_1 RAID 1] or [http://en.wikipedia.org/wiki/RAID_5#RAID_5 RAID 5] to build disk failure tolerant servers.</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>We recommend [http://en.wikipedia.org/wiki/RAID#Hardware-based HarwareRAID] [http://en.wikipedia.org/wiki/RAID_1#RAID_1 RAID 1] or [http://en.wikipedia.org/wiki/RAID_5#RAID_5 RAID 5] to build disk failure tolerant servers.</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Be careful not to buy servers with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID].&#160; Vendors are advertising [http://en.wikipedia.org/wiki/RAID RAID] servers, but make sure that it is [http://en.wikipedia.org/wiki/RAID#Hardware-based HarwareRAID], or else it could be preferable to <del class="diffchange diffchange-inline">have a server without </del>[http://en.wikipedia.org/wiki/RAID RAID] at all, and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux Software Raid instead].</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>Be careful not to buy servers with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID].&#160; Vendors are advertising <ins class="diffchange diffchange-inline">their servers as </ins>[http://en.wikipedia.org/wiki/RAID RAID] servers, but make sure that it is <ins class="diffchange diffchange-inline">true </ins>[http://en.wikipedia.org/wiki/RAID#Hardware-based HarwareRAID], or else it could be preferable to <ins class="diffchange diffchange-inline">buy your servers with no </ins>[http://en.wikipedia.org/wiki/RAID RAID] at all, and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux Software Raid instead].</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== FakeRaid ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== FakeRaid ==</div></td></tr> <!-- diff cache key wikidb:diff:version:1.11a:oldid:2798:newid:2799 --> </table>

Sylvain Fontaine https://docs.telcobridges.com/mediawiki/index.php?title=SetupRecommandattions:RAID&diff=2798&oldid=prev 2009-10-08T14:23:48Z

<p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 14:23, 8 October 2009</td> </tr><tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>= Raid =</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>= Raid =</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>We recommend [<del class="diffchange diffchange-inline">Hardware </del>RAID] [http://en.wikipedia.org/wiki/RAID_1#RAID_1 RAID 1] or [http://en.wikipedia.org/wiki/RAID_5#RAID_5 RAID 5] to build disk failure tolerant servers.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>We recommend [<ins class="diffchange diffchange-inline">http://en.wikipedia.org/wiki/</ins>RAID<ins class="diffchange diffchange-inline">#Hardware-based HarwareRAID</ins>] [http://en.wikipedia.org/wiki/RAID_1#RAID_1 RAID 1] or [http://en.wikipedia.org/wiki/RAID_5#RAID_5 RAID 5] to build disk failure tolerant servers.</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Be careful not to buy servers with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID].&#160; Vendors are advertising [http://en.wikipedia.org/wiki/RAID RAID] servers, but make sure that it is [http://en.wikipedia.org/wiki/RAID#Hardware-based <del class="diffchange diffchange-inline">Harware RAID</del>], or else it could be preferable to have a server without [http://en.wikipedia.org/wiki/RAID RAID] at all, and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux Software Raid instead].</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>Be careful not to buy servers with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID].&#160; Vendors are advertising [http://en.wikipedia.org/wiki/RAID RAID] servers, but make sure that it is [http://en.wikipedia.org/wiki/RAID#Hardware-based <ins class="diffchange diffchange-inline">HarwareRAID</ins>], or else it could be preferable to have a server without [http://en.wikipedia.org/wiki/RAID RAID] at all, and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux Software Raid instead].</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== FakeRaid ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== FakeRaid ==</div></td></tr> <!-- diff cache key wikidb:diff:version:1.11a:oldid:2797:newid:2798 --> </table>

Sylvain Fontaine https://docs.telcobridges.com/mediawiki/index.php?title=SetupRecommandattions:RAID&diff=2797&oldid=prev 2009-10-08T14:22:55Z

<p>Created page with &#039;= Raid = We recommend [Hardware RAID] [http://en.wikipedia.org/wiki/RAID_1#RAID_1 RAID 1] or [http://en.wikipedia.org/wiki/RAID_5#RAID_5 RAID 5] to build disk failure tolerant se…&#039;</p> <p><b>New page</b></p><div>= Raid =<br /> We recommend [Hardware RAID] [http://en.wikipedia.org/wiki/RAID_1#RAID_1 RAID 1] or [http://en.wikipedia.org/wiki/RAID_5#RAID_5 RAID 5] to build disk failure tolerant servers.<br /> Be careful not to buy servers with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID]. Vendors are advertising [http://en.wikipedia.org/wiki/RAID RAID] servers, but make sure that it is [http://en.wikipedia.org/wiki/RAID#Hardware-based Harware RAID], or else it could be preferable to have a server without [http://en.wikipedia.org/wiki/RAID RAID] at all, and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux Software Raid instead].<br /> <br /> == FakeRaid ==<br /> A list of [http://en.wikipedia.org/wiki/Fakeraid FakeRAID] hardware devices/controllers can be found here http://linuxmafia.com/faq/Hardware/sata.html<br /> <br /> Under Linux, if you have a server with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID/BiosRAID], then you should disable it in the BIOS and use [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 Linux SoftwareRaid].<br /> <br /> == Linux SoftwareRaid ==<br /> For servers without RAID (or with [http://en.wikipedia.org/wiki/Fakeraid FakeRAID], which is equivalent of not have RAID), [http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10 SoftwareRaid] should be used.</div>

Sylvain Fontaine