Am 16.06.2012 15:06, schrieb Ralf Ertzinger: > Hi. > > On Sat, 16 Jun 2012 14:57:30 +0200, Jochen Schmitt wrote > >> One of the most inportant advance of Linux over Windows is the >> fact, that there are only a few situations - like kernel updates - >> which requires a reboot of your system. > > Linux has, in principle, the same problem as Windows, that while > you can replace files that are in use running processes will (of course) > not pick up the changes until restarted. this is not the problem in windows the problem in windows is that you CAN NOT replace a open file > Most daemons do so when updated themselves which is a really bad behavior on production systems and was introduced not soo long ago with no way to disable this systemwide because each package has this restart crap > but, for example, updating zlib because of an exploit will > not restart all daemons using the exploitable library, so unless the > admin restarts those manually or the system is rebooted you might > still be vulnerable. yes you have to restart the services but at a time YOU decide and controlled without any dumb restarts you can rollout testsed updates at business-time and do the restarts ina small time window > MS has choosen the reboot route to deal with this, and current versions > leave it up to the user to initiate the reboot while nagging about > it in regular intervals (which Fedora does not do, and I'm not sure > this is a good thing tbh). no, no and again: no microsoft has chosen this way because windows can not replace open files and so you can not compare linux and windows here in any way
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