Am 25.02.2013 23:36, schrieb Reindl Harald: > > Am 25.02.2013 23:34, schrieb Tilman Schmidt: >> Am 25.02.2013 15:56, schrieb m.roth@xxxxxxxxx: >>> Robert Moskowitz wrote: >> >>>> Then there is the actual update. I learned long ago NOT to run yum over >>>> an SSH connection, as WHEN that connection breaks in the middle of an >>>> update, you can have quite a problem to clean up. All I have done >>> >>> That sounds, to me, as though you have very serious communications issues >>> that need to be solved, and yesterday. We've used ssh here, and at my >>> previous two? three? contracts, for years, and almost *never* have an ssh >>> connection break. >> >> It does happen. SSH is not as forgiving to network glitches as one >> would wish sometimes. A firewall that drops idle or long-running >> TCP connections, a DSL link doing its daily PPPoE disconnect at an >> inopportune moment, a VPN tunnel dropping, a hole in UMTS coverage, >> have all killed a SSH connection for me one time or another > > and that is why "screen" was invented Well, not quite. IIRC screen is older than SSH and was actually invented to switch between multiple screens on a text mode terminal attached either via a modem or a null modem cable. But I agree that it comes in handy for this scenario, too. > everybody doing a yum-upgarde over WAN directly on SSH > instead use screen is a foll and should not maintain servers Sure. Whatever a "foll" is supposed to be ... :-) -- Tilman Schmidt Phoenix Software GmbH Bonn, Germany
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