On 18 Jan, 2016, at 10:04, Dmitry Smirnov <only...@debian.org> wrote:
> On Mon, 18 Jan 2016 09:16:25 AM Jakub Kruszona-Zawadzki wrote: >>> This is unfair to suggest that LizardFS do not strive to have reliable >>> product. >> >> Maybe they want, but they do not have it. Number of issues in they github >> is huge (of course since we do not have public bug track we can't compare >> :) ) > > Number of bugs is not a metric of quality. Really? > Remember that bugs are also items > on developers' TO DO list. > I reported more LizardFS bugs than anyone else (up to 100) and I'm using > LizardFS because it survived vigorous testing. Did you ever tried huge installations? 3PB, 100mln of files? > Bugs are also different: some > are feature requests, some are not critical for data integrity etc. > I'm not aware of release-critical bugs without fix but of course there might > be some. > > >> Hence I'm in favour of LizardFS. Your choice. I don't have problem with that, but please don't be against us. >> >> I hope that it will change some day. Did you even try to test MooseFS 3.0? >> Compare to LizardFS? > > So far I've seen no compelling reasons to switch away from LizardFS - not > until MooseFS become more open. At the moment IMHO LizardFS is the only > choice (and GfarmFS is close second). Also I have no time to try MooseFS. > Maybe one day I'll try it but I'll have to justify the effort... So you shouldn't say bad words about MooseFS. We test LizardFS (and others - like Ceph, Gluster etc.) on regular basis. I understand that it is time-consuming, but I hope that you will find time in the future and give it a try. > > >> If you need PRO licence to do some test then let me know - We will send it. > > Thank you for your kind offer but no. :) I will only evaluate what's free and > suitable for Debian. ok. :) > > >> Simple example of LizardFS wrongdoings. First change they made was to >> accept chunks with bigger version than version set in master. Chunk >> version mismatch was in this case for a reason. This can lead to >> acceptance chunk with wrong data inside. They change it because there were >> problems with version synchronization (problem originated from original >> MooseFS). To fix that you should fix synchronization, not just accept >> everything. > > Interesting, thank you. > > >> Maybe because huge part of our users are also Debian users and you may want >> to make their life easier. > > Makes sense. > > >> I don't know if you are aware of this or not, but >> we have in Poland new government chosen in democratic poll, and they are >> just ... stupid (horribly stupid and radical). > > I feel your pain. I feel ashamed of our Australian government. :( > > Popularity polls are poor foundation for decision making. But as Winston > Churchill once said, "It has been said that democracy is the worst form of > government except all the others that have been tried."... Exactly. > > >> I didn't know that. Can you help us to improve that (I understand that you >> do not have time and don't want to involve, but maybe there is some >> documentation, some hints - how to improve that)? > > Here you can find some generic links to documents describing packaging for > Debian: > > http://mentors.debian.net/qa > > Lintian checks (including pedantic and experimental ones) provide useful > hints for areas that can benefit from improvements. > > Also you can refer to official LizardFS packaging which have numerous > improvements over "upstream" packaging: > > https://anonscm.debian.org/cgit/collab-maint/lizardfs.git > > Feel free to ask questions in mentor's mail list. If you CC to me I'll try to > answer as well if time allows. Thanks a lot. This is very helpful, we will check that. I remember porting to official freebsd ports - PITA, but what to do. There are rules and we (developers) should obey them. > > >> This is your decision who you are helping. If you believe in them then help >> them, but at least try not to be against us. I'm still inventor of MooseFS >> and I hope that I still make a good job with MooseFS. > > I'm not agains you or MooseFS. Even though at the moment I'm in favour of > LizardFS I'm sure LizardFS would not be where it is now without solid > foundation of MooseFS. Thanks for saying that, because at the beginning I had a feeling that you are against us. We are still making this solid foundation (i hope :) ). > > -- > All the best, > Dmitry Smirnov. > > --- > > Odious ideas are not entitled to hide from criticism behind the human > shield of their believers' feelings. > -- Richard Stallman -- Regards, Jakub Kruszona-Zawadzki - - - - - - - - - - - - - - - - Segmentation fault (core dumped) Phone: +48 602 212 039