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Tag Archives: MSI-X

Debugging USB 3.0 Interrupts

28-Oct-13

I’m seeing interrupt storm errors. I’ve also noticed that my USB 3.0 GoFlex 2TB drive (which I have to brag I bought for $67 back in 2009 or so) seems to be intermittently absent from my ZFS pool. Here’s a vmstat: Notice the crazy > 7000 interrupt rate on irq16. Note that one downside of […]