Re: Debugging an USB array issue

2024-03-16 Thread gene heskett
On 3/16/24 12:27, Max Nikulin wrote: On 16/03/2024 00:45, Marc SCHAEFER wrote: On Fri, Mar 15, 2024 at 01:30:08PM -0400, Dan Ritter wrote: I have never had long-term happiness with multiple disks connected via USB. However: I have a similar disk array running 24h/24h for the last three years

Re: Debugging an USB array issue

2024-03-16 Thread Max Nikulin
On 16/03/2024 00:45, Marc SCHAEFER wrote: On Fri, Mar 15, 2024 at 01:30:08PM -0400, Dan Ritter wrote: I have never had long-term happiness with multiple disks connected via USB. However: I have a similar disk array running 24h/24h for the last three years on a Debian buster with no problem. I

Re: Debugging an USB array issue

2024-03-15 Thread tomas
On Fri, Mar 15, 2024 at 08:24:04PM +0100, Marc SCHAEFER wrote: > Hello, > > On Fri, Mar 15, 2024 at 06:54:38PM +0100, to...@tuxteam.de wrote: > > I may be stating the obvious, but have you made sure the USB hub > > is providing enough power to keep your disks happy? > > It's a 60W external power

Re: Debugging an USB array issue

2024-03-15 Thread Marc SCHAEFER
Hello, On Fri, Mar 15, 2024 at 06:54:38PM +0100, to...@tuxteam.de wrote: > I may be stating the obvious, but have you made sure the USB hub > is providing enough power to keep your disks happy? It's a 60W external power supply, for 4 disks.

Re: Debugging an USB array issue

2024-03-15 Thread tomas
On Fri, Mar 15, 2024 at 05:32:30PM +0100, Marc SCHAEFER wrote: > Hello, > > on a Debian bullseye uptodate system [1], I experiment frequent (every > 3-4 hours on heavy load) disk disconnections from a md RAID10 array with > 4 drives connected to an USB 1M adapter [2]. > > Errors do not look l

Re: Debugging an USB array issue

2024-03-15 Thread Dan Ritter
Marc SCHAEFER wrote: > on a Debian bullseye uptodate system [1], I experiment frequent (every > 3-4 hours on heavy load) disk disconnections from a md RAID10 array with > 4 drives connected to an USB 1M adapter [2]. > > Errors do not look like a timeout, but like a DMA error [3]. > > Immedia

Re: Debugging an USB array issue

2024-03-15 Thread Marc SCHAEFER
Hello, On Fri, Mar 15, 2024 at 01:30:08PM -0400, Dan Ritter wrote: > I have never had long-term happiness with multiple disks > connected via USB. I strongly recommend that you find a 4 or 8 > disk SATA/SAS PCIe card -- an LSI 2008, for example -- and connect > through that, instead. US prices are

Debugging an USB array issue

2024-03-15 Thread Marc SCHAEFER
Hello, on a Debian bullseye uptodate system [1], I experiment frequent (every 3-4 hours on heavy load) disk disconnections from a md RAID10 array with 4 drives connected to an USB 1M adapter [2]. Errors do not look like a timeout, but like a DMA error [3]. Immediately after, the disk reappea