Denis, The issue with page corruption may manifest itself when a node is stopped during partition eviction (basically, a random chance on topology change scenario).
The issue with WAL iterator can manifest during historical rebalancing (this is less likely than the previous issue). 2018-05-17 18:07 GMT+03:00 Denis Magda <[email protected]>: > We keep facing the issues that postpone the release over and over again > which seems like a never-ending story. > > What are the changes the users come across the 2 latest bugs you've > mentioned (any special conditions)? > > What's the overall state of our testing cycles? When would we send the > release for vote if include the abovementioned bugs or move them to the > next release? > > -- > Denis > > On Thu, May 17, 2018 at 7:44 AM, Alexey Goncharuk < > [email protected]> wrote: > > > Another issue that may lead to incorrect recovery on node startup is > > https://issues.apache.org/jira/browse/IGNITE-8464 which is already in > PA. > > I > > suggest we also include it to 2.5 given that fix improves stability of > the > > persistence layer. Any objections? > > > > 2018-05-17 16:55 GMT+03:00 Ivan Rakov <[email protected]>: > > > > > Andrey, Igniters, > > > > > > I bumped into this issue while trying to reproduce another: > > > https://issues.apache.org/jira/browse/IGNITE-8320 > > > I think, this fix worth being cherry-picked into 2.5. Possibility of > > > AssertionError on persistence level is really undesirable for Ignite > as a > > > product. > > > > > > Best Regards, > > > Ivan Rakov > > > > > > > > > On 14.05.2018 15:59, Andrey Gura wrote: > > > > > >> Igniters, > > >> > > >> we are ready to start process of releasing Apache Ignite 2.5. > > >> > > >> So code freeze. No more commits to ignite-2.5 branch. > > >> > > >> Thanks! > > >> > > >> > > >> On Thu, May 10, 2018 at 8:02 PM, Andrey Gura <[email protected]> > wrote: > > >> > > >>> Igniters, > > >>> > > >>> Almost all issues for Apache Ignite 2.5 release are fixed. Issues > that > > >>> are still in Open state will be moved to 2.6 release. > > >>> > > >>> Code freeze for ignite-2.5 branch is planed for tomorrow. > > >>> > > >>> Thanks! > > >>> > > >>> On Tue, May 8, 2018 at 7:09 PM, Andrey Gura <[email protected]> > wrote: > > >>> > > >>>> Thanks for fast update, Ivan. > > >>>> > > >>>> On Tue, May 8, 2018 at 5:59 PM, Ivan Rakov <[email protected]> > > >>>> wrote: > > >>>> > > >>>>> Andrey, > > >>>>> > > >>>>> Sorry to disturb you again. I have a follow up fix for IGNITE-8429 > - > > >>>>> https://issues.apache.org/jira/browse/IGNITE-8453. > > >>>>> Please merge it to master and ignite-2.5. > > >>>>> > > >>>>> Best Regards, > > >>>>> Ivan Rakov > > >>>>> > > >>>>> > > >>>>> On 08.05.2018 15:29, Vladimir Ozerov wrote: > > >>>>> > > >>>>>> H2 version updated is moved to AI 2.6. There are several serious > > >>>>>> problems, > > >>>>>> main - spatial dependency replacement which is a breaking change. > > >>>>>> > > >>>>>> On Tue, May 8, 2018 at 10:17 AM, Pavel Tupitsyn < > > [email protected] > > >>>>>> > > > >>>>>> wrote: > > >>>>>> > > >>>>>> IGNITE-8434 merged to master, cherry-picked to ignite-2.5. > > >>>>>>> > > >>>>>>> Thank you, Andrey! > > >>>>>>> > > >>>>>>> On Mon, May 7, 2018 at 10:46 PM, Andrey Gura <[email protected]> > > >>>>>>> wrote: > > >>>>>>> > > >>>>>>> Pavel, > > >>>>>>>> > > >>>>>>>> issue is targeted to release 2.5 now. Thanks! > > >>>>>>>> > > >>>>>>>> On Mon, May 7, 2018 at 10:40 PM, Pavel Tupitsyn < > > >>>>>>>> [email protected]> > > >>>>>>>> wrote: > > >>>>>>>> > > >>>>>>>>> Igniters, > > >>>>>>>>> > > >>>>>>>>> There is an unpleasant bug in .NET [1]: > > >>>>>>>>> Services do not work at all on .NET Core and sometimes on > classic > > >>>>>>>>> .NET. > > >>>>>>>>> > > >>>>>>>>> I'm almost done with the fix and I think we should include it > in > > >>>>>>>>> 2.5. > > >>>>>>>>> > > >>>>>>>> Users > > >>>>>>>> > > >>>>>>>>> are complaining [2]. > > >>>>>>>>> > > >>>>>>>>> > > >>>>>>>>> [1] https://issues.apache.org/jira/browse/IGNITE-8434 > > >>>>>>>>> [2] > > >>>>>>>>> http://apache-ignite-users.70518.x6.nabble.com/Re- > > >>>>>>>>> > > >>>>>>>> Service-Grid-and-net-core-2-td21318.html > > >>>>>>>> > > >>>>>>>>> On Mon, May 7, 2018 at 6:44 PM, Vladimir Ozerov < > > >>>>>>>>> [email protected]> > > >>>>>>>>> wrote: > > >>>>>>>>> > > >>>>>>>>> Andrey, > > >>>>>>>>>> > > >>>>>>>>>> I realized that we missed one very important thing - H2 > version > > >>>>>>>>>> > > >>>>>>>>> upgrade > > >>>>>>> > > >>>>>>>> [1]. This is very important thing because new version contain > > >>>>>>>>>> > > >>>>>>>>> optimization > > >>>>>>>> > > >>>>>>>>> to IN clause processing. All we need is to upgrade H2 vesion > from > > >>>>>>>>>> > > >>>>>>>>> 1.4.196 > > >>>>>>>> > > >>>>>>>>> to 1.4.197 and re-run tests. Can we target it to 2.5 release? > > >>>>>>>>>> > > >>>>>>>>>> [1] https://issues.apache.org/jira/browse/IGNITE-4150 > > >>>>>>>>>> > > >>>>>>>>>> On Mon, May 7, 2018 at 6:07 PM, Andrey Gura <[email protected] > > > > >>>>>>>>>> wrote: > > >>>>>>>>>> > > >>>>>>>>>> Ivan, > > >>>>>>>>>>> > > >>>>>>>>>>> ok, targeted to 2.5. Thanks! > > >>>>>>>>>>> > > >>>>>>>>>>> On Mon, May 7, 2018 at 5:24 PM, Dmitry Pavlov < > > >>>>>>>>>>> > > >>>>>>>>>> [email protected]> > > >>>>>>> > > >>>>>>>> wrote: > > >>>>>>>>>>> > > >>>>>>>>>>>> Thank you, Andrey, > > >>>>>>>>>>>> > > >>>>>>>>>>>> I saw 1 more proposal in separate topic > > >>>>>>>>>>>> http://apache-ignite-developers.2346864.n4.nabble. > > >>>>>>>>>>>> > > >>>>>>>>>>> com/RE-Hi-can-we-squeeze-this-into-2-5-https-issues-apache- > > >>>>>>>>>>> org-jira-browse-IGNITE-8439-td30161.html > > >>>>>>>>>>> > > >>>>>>>>>>>> and 1 proposal here related to ML: > > >>>>>>>>>>>> http://apache-ignite-developers.2346864.n4.nabble. > > >>>>>>>>>>>> > > >>>>>>>>>>> com/Apache-Ignite-2-5-release-td28927i20.html#a30155 > > >>>>>>>>>>> > > >>>>>>>>>>>> but here Yuriy Babak probably should share his opinion. > > >>>>>>>>>>>> > > >>>>>>>>>>>> Sincerely, > > >>>>>>>>>>>> Dmitriy Pavlov > > >>>>>>>>>>>> > > >>>>>>>>>>>> пн, 7 мая 2018 г. в 17:09, Andrey Gura <[email protected]>: > > >>>>>>>>>>>> > > >>>>>>>>>>>>> Sergey, Dmitry, > > >>>>>>>>>>>>> > > >>>>>>>>>>>>> I've targeted your issues to 2.5 release. > > >>>>>>>>>>>>> > > >>>>>>>>>>>>> Thanks! > > >>>>>>>>>>>>> > > >>>>>>>>>>>>> On Fri, May 4, 2018 at 5:51 PM, Dmitry Pavlov < > > >>>>>>>>>>>>> > > >>>>>>>>>>>> [email protected]> > > >>>>>>>> > > >>>>>>>>> wrote: > > >>>>>>>>>>>>> > > >>>>>>>>>>>>>> I did not understand process. > > >>>>>>>>>>>>>> > > >>>>>>>>>>>>>> Is it required to receive someone reply that issue is > agreed > > >>>>>>>>>>>>>> to > > >>>>>>>>>>>>>> > > >>>>>>>>>>>>> be > > >>>>>>>> > > >>>>>>>>> included > > >>>>>>>>>>>>>> into release? > > >>>>>>>>>>>>>> > > >>>>>>>>>>>>>> Or because there is no response I can cherry-pick anything > > to > > >>>>>>>>>>>>>> > > >>>>>>>>>>>>> 2.5 > > >>>>>>> > > >>>>>>>> hoping > > >>>>>>>>>>> > > >>>>>>>>>>>> it > > >>>>>>>>>>>>>> is lazy consensus; no one objected. > > >>>>>>>>>>>>>> > > >>>>>>>>>>>>>> пт, 4 мая 2018 г. в 17:44, Denis Magda <[email protected] > >: > > >>>>>>>>>>>>>> > > >>>>>>>>>>>>>> Igniters, > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>> I got lost. Were all the bugs reported in this thread > fixed > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>> and > > >>>>>>> > > >>>>>>>> merged > > >>>>>>>>>>> > > >>>>>>>>>>>> into > > >>>>>>>>>>>>>>> 2.5 branch? Is there any bug which fix is still in > > progress? > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>> Just want to know when the QA and bugs fixing stage is > > over. > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>> -- > > >>>>>>>>>>>>>>> Denis > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>> On Thu, May 3, 2018 at 9:14 AM, Dmitry Pavlov < > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>> [email protected] > > >>>>>>>>>> > > >>>>>>>>>>> wrote: > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>> Hi Andrey, Igniters, > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> I propose to include > > >>>>>>>>>>>>>>>> https://issues.apache.org/jira/browse/IGNITE-8347 > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>> fix > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> to 2.5. It is quite isolated. > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> Memory leak can be reproduced if node in embedded mode > is > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>> restarted > > >>>>>>>>>> > > >>>>>>>>>>> under > > >>>>>>>>>>>>>>>> the same process (thread is alive and cleanup is not > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>> performed). > > >>>>>>>> > > >>>>>>>>> Sincerely, > > >>>>>>>>>>>>>>>> Dmitriy Pavlov > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> сб, 28 апр. 2018 г. в 19:49, Sergey Chugunov > > >>>>>>>>>>>>>>>> <[email protected] > > >>>>>>>>>>>>>>>> : > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> Igniters, > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> I would like to include into release another critical > bug > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> found > > >>>>>>>> > > >>>>>>>>> in > > >>>>>>>>>>> > > >>>>>>>>>>>> ZooKeeper Discovery [1]. > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> Situation reproducing the error is very specific and > rare > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> but > > >>>>>>>> > > >>>>>>>>> it > > >>>>>>>>>> > > >>>>>>>>>>> leads > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> to > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> full cluster shut down. At the same time fix for it very > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> simple > > >>>>>>>> > > >>>>>>>>> and > > >>>>>>>>>>> > > >>>>>>>>>>>> I > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> don't > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> expect it is too risky. > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> [1] https://issues.apache.org/jira/browse/IGNITE-8421 > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> On Sat, Apr 28, 2018 at 6:08 PM Alexei Scherbakov < > > >>>>>>>>>>>>>>>>> [email protected]> wrote: > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> Guys, > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> Consider including this [1] to release. > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> It's major usability issue and if not fixed now will > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> lead > > >>>>>>> > > >>>>>>>> to > > >>>>>>>> > > >>>>>>>>> compatibility > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> issues in subsequent release. > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> [1] https://issues.apache.org/jira/browse/IGNITE-8418 > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> пт, 27 апр. 2018 г. в 21:34, Andrey Gura < > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> [email protected]>: > > >>>>>>>> > > >>>>>>>>> Of course I meant bug fixes, not bugs :) > > >>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>> On Fri, Apr 27, 2018 at 9:28 PM, Andrey Gura < > > >>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> [email protected]> > > >>>>>>>>>>> > > >>>>>>>>>>>> wrote: > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> Eduard, Pavel, > > >>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> mentioned bugs are good candidates for including to > > >>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>> release. > > >>>>>>>>>>> > > >>>>>>>>>>>> Targeted to 2.5. > > >>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> Thanks! > > >>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> On Fri, Apr 27, 2018 at 5:06 PM, Pavel Kovalenko < > > >>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>> [email protected] > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> wrote: > > >>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> Igniters, > > >>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>> I would like to add this issue > > >>>>>>>>>>>>>>>>>>>>> https://issues.apache.org/jira/browse/IGNITE-8405 > > >>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> to > > >>>>>>> > > >>>>>>>> 2.5 > > >>>>>>>>>> > > >>>>>>>>>>> scope. > > >>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>> 2018-04-27 16:59 GMT+03:00 Eduard Shangareev < > > >>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> [email protected] > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>> : > > >>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>> Guys, > > >>>>>>>>>>>>>>>>>>>>>> I have finished > > >>>>>>>>>>>>>>>>>>>>>> ttps://issues.apache.org/jira/browse/IGNITE-7628. > > >>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>> It looks like a good candidate to merge to 2.5. > > >>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>> On Fri, Apr 27, 2018 at 1:32 PM, Ivan Rakov < > > >>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>> [email protected] > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> wrote: > > >>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> Dmitriy, > > >>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> There are some notes about WAL compaction in > > >>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>> "Persistence > > >>>>>>>>>>> > > >>>>>>>>>>>> Under > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> the > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> Hood" > > >>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> article: > > >>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>> https://cwiki.apache.org/ > confluence/display/IGNITE/ > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> Ignite+ > > >>>>>>>> > > >>>>>>>>> Persistent+Store+-+under+the+ > > >>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>> hood#IgnitePersistentStore-und > > >>>>>>>>>>> > > >>>>>>>>>>>> erthehood-WALcompaction > > >>>>>>>>>>>>>>>>>>>>>>> Please take a look - it has all the answers. > > >>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> Best Regards, > > >>>>>>>>>>>>>>>>>>>>>>> Ivan Rakov > > >>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> On 27.04.2018 2:28, Dmitriy Setrakyan wrote: > > >>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> On Fri, Apr 27, 2018 at 6:38 AM, Ivan Rakov < > > >>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> [email protected]> > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>> wrote: > > >>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>> Folks, > > >>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>>> I have a fix for a critical issue related to > > >>>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>> WAL > > >>>>>>> > > >>>>>>>> compaction: > > >>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>> https://issues.apache.org/ > > >>>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>> jira/browse/IGNITE-8393 > > >>>>>>>> > > >>>>>>>>> In short, if part of WAL archive is broken, > > >>>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>> attempt > > >>>>>>>> > > >>>>>>>>> to > > >>>>>>>>>>> > > >>>>>>>>>>>> compress > > >>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>> it > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>> may > > >>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> result in spamming warnings in infinite loop. > > >>>>>>>>>>>>>>>>>>>>>>>>> I think it's also worth being included in 2.5 > > >>>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>> release. > > >>>>>>>>>>> > > >>>>>>>>>>>> Let's include it, especially given that the > > >>>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>> fix > > >>>>>>> > > >>>>>>>> is > > >>>>>>>> > > >>>>>>>>> done. > > >>>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>> Ivan, on another note, is WAL compaction > > >>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> described > > >>>>>>>> > > >>>>>>>>> anywhere? > > >>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> What > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> do we > > >>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> do > > >>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> internally to compact WAL and by what factor > > >>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> are > > >>>>>>> > > >>>>>>>> we > > >>>>>>>> > > >>>>>>>>> able > > >>>>>>>>>>> > > >>>>>>>>>>>> to > > >>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> reduce > > >>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> the > > >>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>> WAL > > >>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>> file size? > > >>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>> D. > > >>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>>>> -- > > >>>>>>>>>>>>>>>>>>>>>> Best regards, > > >>>>>>>>>>>>>>>>>>>>>> Eduard. > > >>>>>>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>>>>>> -- > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> Best regards, > > >>>>>>>>>>>>>>>>>> Alexei Scherbakov > > >>>>>>>>>>>>>>>>>> > > >>>>>>>>>>>>>>>>>> > > > > > >
