On 30 January 2015 at 19:30, Steven Haigh <net...@crc.id.au> wrote: > On 31/01/15 03:44, Vladimir Mosgalin wrote: > > Hi hansel! > > > > On 2015.01.29 at 19:30:33 -0500, hansel wrote next: > > > >> If I download the Oracle rpm for 1.8, do the necessary links in > >> /etc/alternatives, remove Open JDK 1.7 and make sure the enviroment > >> variables are correct, do I avoid crashes (or silent errors) -- to the > >> best > >> of more experienced SL users' knowledge, of course? > >> > >> Some of what I do depends on Java version 1.8 andI need to do > >> something. (On > >> other distos, I would just do it (and did with Ubuntu), but SL7 docs > >> carry > >> strong warnings about introducting conflicts.) > > > > You don't have to "remove" OpenJDK 1.7 if there is some dependency > > installed. alternatives system allows multiple java versions to be > > installed at the same time. > > > > The warnings mostly apply to the way Oracle JDK is packaged, if you > > correct the packaging there is no problem with having it on the system, > > and no need to remove openjdk (if something depends on it) too. > > > > For example, one of the Oracle JDK packaging problems is inability to > > install both 32-bit and 64-bit JDK from rpm (official workaround: > > "install from .bin bundle into distinct directories"). Another problem > > is manual steps required for activating browser plugin. > > OpenJDK doesn't suffer from these and other problems. > > > > RHEL offers Oracle JDK 1.7 and 1.8 packages, for example, properly > > repackaged and ready to install. So there is definitely no inherent > > incompatibility. > > On a related note, from what I can tell the update to 1.8 has disabled > some SSL connect methods. Sadly, this has locked me out of any Dell > DRAC5 remote console interfaces... > > The method is to have an old version of Java around if you can not update the DRAC. I had to do this last weekend for even older hardware that only worked after I got Windows XP and Java 1.6 U7 because various things were turned off in U12 and above. [And the remote management wouldn't talk with Java from Linux because it downloads a 32 bit jar inside of a dll ... wheeee]
> I'm hunting for a way to re-enable the disabled SSL methods, but I'm not > quite sure how to do so... > > I'm on Fedora 21 on my desktop - but I believe its the same with any > upgrade to 1.8 - even the Oracle JRE disables these SSL methods :( > > -- > Steven Haigh > > Email: net...@crc.id.au > Web: http://www.crc.id.au > Phone: (03) 9001 6090 - 0412 935 897 > > -- Stephen J Smoogen.
