I use 7zip extensively on linux and windows. With RedHat / CentOS it's simply an rpm or yum install, and it works great. It might be a little more challenging to find HP-UX binaries. You could always download the source and compile it yourself, I guess...
Larry Hiscock Western Computer Services > My push for going with 7z is that: > 1) we use it as a company on all our Windows boxes and > 2) the other company involved in my project also uses it > > The trick is to get it running on my UNIX box (or rather, getting my UNIX > Admin to get it loaded and working). > > If the difference between a zip and a 7z file were just a few percentages, > I would not be pushing so hard for 7z. But 50% compression (with zip) vs. > 90% compression is worth investigating. > > Thanks for all replies. > > JRI > > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Tony Gravagno > Sent: Thursday, March 28, 2013 11:59 AM > To: [email protected] > Subject: Re: [U2] Compressing PDFs > > In addition to 7-Zip (the software, not just the compression algorithm), > consider WinRAR. They're both based on the same UnRAR decompression. They > both support multiple platforms, multiple compression methods, multiple > volumes, security, etc. I hope I don't start a war by suggesting that > anyone spend money for software or anything, but WinRAR is shareware for > $30 and has Windows extensions for a UI that make it worth it to some > people. You don't need to pay for it, and I'd guess most people do not, > but it's a good thing to do, especially for a company. There is a tiny nag > on file opens which is easy to dismiss. I've been using WinRAR for almost > a decade and swear by it for all compression needs. For some people the > choice is just a matter of personal preference where most other > comparisons are similar. You'll see arguments out there about 128bit AES > vs 256, or how many CPU cores are utilized, or whether you get 80% > compression vs 85%. At some point it just comes down to "feel". > > I'd recommend that you do not provide your trading partners with software, > but tell them the compression mechanism you use and why, and then point > them to a couple websites from which they can make their own choices. > Otherwise you could get stuck providing support because YOU told them to > use brandX. > > As to your local storage, consider delivering files to your trading > partners in a format that's easy for Them to manipulate, but > re-compress/store files in a way that's easy for You to manipulate. > The content is ultimately the same and file transport/unpacking issues are > rare and easy to remedy. > > HTH > T > > >> From: Israel, John R. >> There are several issues here that I am dealing with for this > project. >> >> #1 The company that we are sending the PDFs to is Windows based, so I >> am limited as to the formats they can accept (zip and 7z being two > of >> them). >> >> #2 In my testing, I have found that 7z gives significantly more >> compression. In my test, I took a single PDF that was 17k in size. > I >> made 3 copies of it for a total of 17 x 4 = 68k. Using a > traditional zip, I >> was able to compact these 4 PDFs down into a 33k file (about half). >> HOWEVER, after compressing it down with 7z, those same 4 PDFs went >> down to only 8K! That is a SIGNIFICANT difference. >> >> #3 I wrote a program we all use that archives the intended file, > then >> transmits the archive to the 2nd party. That way, if they did not > get it, I >> can re-send it from the archive w/o having to try to re-create the > data >> (which may have changed). Also, if there are any issues, I can look > at >> the archive file and determine exactly what they got and then >> determine if the problem was mine or theirs. > > >> From: Israel, John R. >> >> HPUX, UniData & SB: >> >> After a bunch of work, I have a UNIX directory that has a bunch of >> PDFs. >> >> I wish to bundle these PDFs up into a 7zip formatted compressed > file. I >> see that there is a ported version of the Windows version of 7zip > for >> UNIX called p7zip. >> >> Has anyone installed p7zip and if so, what else needed to be > installed >> with it? Is it stand-alone or is it dependent on other software > packages >> being loaded first? >> >> OR >> >> Does anyone have a simple way for UNIX to run the Windows command line >> version of 7zip against my UNIX PDF directory? > > _______________________________________________ > U2-Users mailing list > [email protected] > http://listserver.u2ug.org/mailman/listinfo/u2-users > _______________________________________________ > U2-Users mailing list > [email protected] > http://listserver.u2ug.org/mailman/listinfo/u2-users > _______________________________________________ U2-Users mailing list [email protected] http://listserver.u2ug.org/mailman/listinfo/u2-users
