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What is and how to increase the maximum number of usb devices?
Fresh5 days ago
Mar 15, 20266566 viewsConfidence Score0%
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Problem
I'm wondering what is the maximum number of USB devices the Linux kernel can manage? Does this depend on the root-Hub or something else, too? Is there a way to increase this maximum number? I need to do this, because I've ran into problems while trying to write to a large amount of USB sticks. To d…
Error Output
ls -la /dev/disk/by-path | grep usb | grep -v part | wc -l
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Fix for: What is and how to increase the maximum number of usb devices?
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It's by standard as explained here: https://en.wikipedia.org/wiki/USB_device#System_design You can't have more than 127 devices (hub inclusive) connected to a single host controller. Now: the host controller+3 hub (1st layer)+18 hub (2nd layer) = 22…
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