Hi all I have an array with 6 2TB drives plus a spare. While this works well, I can from the munin graphs at http://munin.karlsbakk.net/munin/karlsbakk.net/smilla.karlsbakk.net/index.html that the WD2001FASS drives (sd[bcfg]) perform some 30% better than the Hitachi HDS723020BLA642 drives (sd[eh]). The drives are on a mixed set of controllers, so this shouldn't be relevant. Since they all are specified to spin on 7200RPM, I find it wierd that the performance difference shown by the Munin graph is so big. Anyone seen something similar? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 98013356 roy@xxxxxxxxxxxxx http://blogg.karlsbakk.net/ GPG Public key: http://karlsbakk.net/roysigurdkarlsbakk.pubkey.txt -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med xenotyp etymologi. I de fleste tilfeller eksisterer adekvate og relevante synonymer på norsk. -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html