Re: Some questions about da0 on USB2 (recent bad behaviour)

2009-10-26 Thread b. f.
On 10/26/09, Andrew Reilly wrote: > On Sat, Oct 24, 2009 at 07:07:00PM +, b. f. wrote: ... > > I haven't run -current for, probably, ten years, and the > occasional messages about lock-order-reversals worry me a bit, > but don't seem to be doing any harm. Should I report them? In > a PR? >

Re: Some questions about da0 on USB2 (recent bad behaviour)

2009-10-26 Thread Andrew Reilly
On Sat, Oct 24, 2009 at 07:07:00PM +, b. f. wrote: > >That is: it seems to work fine for some fraction of a minute > >(doesn't seem to be longer than a minute, anyway), and then > >stops completely for several minutes (processes reading or > >writing sit in "D" state in ps) and then starts agai

Re: Some questions about da0 on USB2 (recent bad behaviour)

2009-10-24 Thread b. f.
>That is: it seems to work fine for some fraction of a minute >(doesn't seem to be longer than a minute, anyway), and then >stops completely for several minutes (processes reading or >writing sit in "D" state in ps) and then starts again, after >logging "Request completed with CAM_REQ_CMP_ERR\nRetr

Re: Some questions about da0 on USB2 (recent bad behaviour)

2009-10-24 Thread Andrew Reilly
Just a follow-up with some more information: I now doubt that the problem that I reported in the original message is the drive dying: I've just done some read tests (cat largefile >/dev/null) on the other USB2-attached drive (also a Western Digital MyBook, but this one is a USB2+Firewire one with

Some questions about da0 on USB2 (recent bad behaviour)

2009-10-23 Thread Andrew Reilly
Hi there, I have a system with a couple of Western Digital "MyBook" USB2 drives connected to it, and have started seeing some odd behaviour that I am not sure how to identify the cause of. Perhaps someone could offer a suggestion or two? The behaviour that I've noticed (and I can't remember any p