Date: Sat, 4 Apr 1998 12:52:05 -0800 (PST) From: Tom <tom@sdf.com> To: Donald Burr <dburr@POBoxes.com> Cc: FreeBSD SCSI <freebsd-scsi@FreeBSD.ORG> Subject: Re: turning on and reprobing scsi devices? Message-ID: <Pine.BSF.3.95q.980404124719.20690A-100000@misery.sdf.com> In-Reply-To: <Pine.BSF.3.96.980404115620.27699A-100000@control.colossus.dyn.ml.org>
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On Sat, 4 Apr 1998, Donald Burr wrote: > I had always thought that it was a Very Bad Idea to turn on/off SCSI > devices while the system is running. But, from some of the things > I've been reading in the newsgroups and things I've heard, it seems > that there are people that do this fairly frequently, with no ill > effects. > > So what's the definite answer? Yes you can, but some devices can get wedged. The most common problem is locking the entire SCSI bus. If the bus is pretty quiet, you should not have problems even if you have a lot of junk on the bus. Hot swap modules are recommended if you require this to work under load. Tom To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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