Date: Mon, 14 Apr 2008 18:41:07 +0200 From: Kris Kennaway <kris@FreeBSD.org> To: Edward Ruggeri <smallhand@crawblog.com> Cc: freebsd-questions@freebsd.org Subject: Re: Slow performance as root over SSH? Message-ID: <48038923.6050909@FreeBSD.org> In-Reply-To: <919383240804140932j550881d9h2ebbe3ca96ccc656@mail.gmail.com> References: <919383240804140555r6ea4d5arde9567495e64dab4@mail.gmail.com> <48035C26.3050105@FreeBSD.org> <919383240804140932j550881d9h2ebbe3ca96ccc656@mail.gmail.com>
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Edward Ruggeri wrote: > On Mon, Apr 14, 2008 at 9:29 AM, Kris Kennaway <kris@freebsd.org> wrote: >> Edward Ruggeri wrote: >>> Recently, I figured to do this with portupgrade. Now, I don't allow >>> root login, so I log in as a user in the wheel group and use su. Now, >>> as root, I run: dtach -A portupgrade -a. It starts working, but >>> extremely slowly. For instance, "portsnap fetch update" takes several >>> minutes, whereas it normally is blazing fast when performed locally. >>> I can still detach, exit root, and close the SSH tunnel. I suppose >>> this is probably a dtach performance issue? >>> >> Likely unrelated to either. There is nothing that would make root perform >> any differently than other users, and dtach only affects the terminal >> handling and not any other aspect of the system. >> >> Kris >> > > Thanks Kris! > > Well, that's what I would have expected. But then what explains the > difference in performance? The only other difference I can imagine is > that I am logging in with a wheel account and using su, rather than > logging in as root. Being something of a novice still, could that be > the issue? No. Unless dtach is doing something bizarre I cannot think of a reason this would be happening. Kris
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