On 12.08.2013 20:42, Warren Young wrote: > On 8/12/2013 11:01, m.roth at 5-cent.us wrote: >> VERY STRONG RECOMMENDATION: DON'T buy Supermicro. They have a *lot* of >> trouble with this new, fuzzy concept called "quality control". > > We have a *lot* of SuperMicro based systems in the field, and they > aren't failing. In fact, I can't remember the last time we had to fix > an actual motherboard issue. It seems like every field hardware failure > for years has come down to dying HDDs. > > We did once upon a time have a QC problem with SuperMicro, around Y2K, > but that was because we chose to use AMD processors, and AMD OEM > fan/heat sink combos at the time used little 60mm 6000 RPM pancake fans > that would seize up after a few years. This was before processors had > overtemp shutdown features, so once the fan seized, the processors would > cook themselves. > > You can't really lay that one at SuperMicro's feet. AMD screwed up. > > The real fix was switching back to Intel processors, which shipped with > bigger and slower-moving fans, which lasted longer. > > You'll notice that both of these failure modes are due to mechanical > wear. I can't say I've *ever* seen a SuperMicro board fail in any of > the solid-state components, solder joints, capacitors, etc. Same here. We have several racks full if Supermicro systems and never had any issues with them. Regards, Dennis