<div><div style="margin-top: 6px; margin-right: 6px; margin-bottom: 6px; margin-left: 6px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; font-family: 'Times New Roman'; font-size: 12pt; background-color: rgb(255, 255, 255); min-height: 1100px; counter-reset: __goog_page__ 0; line-height: normal; "> Again we are working with <div style="margin-top: 0px; margin-bottom: 0px; "> </div><div style="margin-top: 0px; margin-bottom: 0px; ">XS1 - responding to <a href="http://jabber.sugarlabs.org">jabber.sugarlabs.org</a>. Installed a few months ago and currently with >1000 registered users, it tends to have about 20 people on it these days.</div> <div style="margin-top: 0px; margin-bottom: 0px; ">XS2 - Installed a few weeks ago, responding to <a href="http://schoolserver.xsdev.solutiongrove.com">schoolserver.xsdev.solutiongrove.com</a> with about 100 registered users</div> <div style="margin-top: 0px; margin-bottom: 0px; "> </div><div style="margin-top: 0px; margin-bottom: 0px; ">First i connected to XS1 and joined a Turtle Art instance. CPU usage rose to 100%. When we stopped sharing the TA it dropped back down.</div> <div style="margin-top: 0px; margin-bottom: 0px; ">We then shared a chat and CPU again rose to 100%.</div><div style="margin-top: 0px; margin-bottom: 0px; "> </div><div style="margin-top: 0px; margin-bottom: 0px; "> Next we switched to testing on XS2. Sharing Turtle Art and Chat did not spike the CPU.</div><div style="margin-top: 0px; margin-bottom: 0px; "> </div><div style="margin-top: 0px; margin-bottom: 0px; "> We felt there were 4 differences between XS1 and XS2</div><div style="margin-top: 0px; margin-bottom: 0px; "> </div><div style="margin-top: 0px; margin-bottom: 0px; "><ol style="margin-top: 0px; margin-bottom: 0px; "> <li style="margin-top: 0px; margin-bottom: 0px; ">The number of registered users</li><li style="margin-top: 0px; margin-bottom: 0px; ">XS 1 is an older version of the XS 0.5.2. XS2 is 0.6beta </li><li style="margin-top: 0px; margin-bottom: 0px; ">XS 2 has Gadget</li><li style="margin-top: 0px; margin-bottom: 0px; ">XS1 had about 20 users logged in XS2 had 4 or 5</li> </ol><div style="margin-top: 0px; margin-bottom: 0px; ">Next we turned off Gadget on XS2 and repeated our test. No CPU spike. Thus we think #3 is unlikely to be the important difference.</div><div style="margin-top: 0px; margin-bottom: 0px; "> </div><div style="margin-top: 0px; margin-bottom: 0px; ">Next we deleted the registered users on XS1 and switched our testing back to XS1. When we shared TA and chat there was still spikes up to 100% CPU. Thus we think #1 is unlikely to be the important difference.</div> <div style="margin-top: 0px; margin-bottom: 0px; "> </div><div style="margin-top: 0px; margin-bottom: 0px; ">We will work on this again tomorrow so let us know your ideas</div><div style="margin-top: 0px; margin-bottom: 0px; "> </div><div style="margin-top: 0px; margin-bottom: 0px; ">A separate issue is that it hard to get the computers to connect up the the XS. They tended to stay on Salut, sometimes they would goto Jabber on resstart, other times not. We could really use better control and the ability to force one or the other.</div> <div style="margin-top: 0px; margin-bottom: 0px; "> </div><div style="margin-top: 0px; margin-bottom: 0px; ">Here is the log of our conversation.</div><div style="margin-top: 0px; margin-bottom: 0px; "> </div></div> <div style="margin-top: 0px; margin-bottom: 0px; ">Josely is Caroline at the GPA School 12:06 < joasely-2260> the jabber server is back up to 100% CPU usage. 12:06 < joasely-2260> 22 people are online. over 1000 are registered 12:06 < joasely-2260> one turtle Art is being shared. 12:06 < joasely-2260> the load did not seem to change when the GPA computers I am controlling stopped sharing turtle art 12:07 < joasely-2260> current hypothisis - its th 1000 registered users that is making the difference between decent performance and 100% CPU 12:08 < daveb> jabber is back to 0%cpu 12:09 < joasely-2260> Interesting note. The Red Turtle Art activity seems to have been started by David who is not online anymore. 12:09 < joasely-2260> ah very very interesting. 12:09 < joasely-2260> let me join the turtle art again. 12:09 < daveb> joasely-2260: ok 12:09 < daveb> we have cpu logs every minute back until august 15 2:09 < joasely-2260> ok I have joined the Turtle Art 12:10 < joasely-2260> lets give it 5 minutes with just one person sharing it. then I'll add another peron 12:10 < daveb> up to 100% 12:10 < joasely-2260> so note, we can scratch they hypothisis that its the 1000+ registered users. 12:10 < daveb> yes 12:11 < joasely-2260> ok very cool. 12:11 < joasely-2260> so sharing a turtle art activity causes 100% CPU 12:11 < joasely-2260> I'm gong to quit TA 12:11 < tomeu> erikos: yes 12:11 < satellit_> daveb: that TA has been up for several days 12:11 < joasely-2260> let me know when its back down and I'll try a chat. 12:12 < joasely-2260> thanks satelit_ 12:12 < satellit_> I think it is an orphan 12:13 < daveb> satellit_: yes but when someone joins te cpu spikes 12:13 < daveb> joasely-2260: should we quit that and try a different activity? 12:13 < daveb> unfortunatly i tink debug is off on jabber 12:13 < daveb> ok cpu back to 0% 12:14 < satellit_> daveb: is there a way to kill orphan shared items? 12:14 < daveb> satellit_: i have no idea 12:14 < joasely-2260> started chat on one computer 12:14 < daveb> cpu 100% 12:15 < joasely-2260> wow before I even joined it anywhere else 12:15 < daveb> yes 12:15 < joasely-2260> still at 100%? 12:15 < daveb> yes 12:15 < daveb> now 12:15 < daveb> did we ever get this on the 0.6 server? 12:15 < joasely-2260> still at 100%? 12:15 < daveb> 60% now 12:15 < daveb> down to 0 1 12:15 < joasely-2260> i'm not sure I thought both XS1 and XS2 was 0.6 12:15 < joasely-2260> ok now going to join with another person 12:16 < daveb> joasely-2260: no XS1 is 0.5.2 12:16 < joasely-2260> ok second person joined 12:16 < tomeu> erikos: fortunately is not big nor invasive, so won't be such a big deal 12:16 < daveb> cpu between 0 and 3 % 12:17 < joasely-2260> hmm ok I'll chat with myself 12:17 < joasely-2260> anything? 12:17 < daveb> cpu up to 100 12:17 < joasely-2260> ok so doing anythign with collaboration pops the CPU to 100% 12:18 -!- iwikiwi-1f30 (n=<a href="mailto:urk@61.17.45.12">urk@61.17.45.12</a>) has quit: Read error: 60 (Operation timed out) 12:18 < joasely-2260> should I try setting these to XS2? 12:18 < joasely-2260> and doing the same test? 12:18 < daveb> sure 12:18 < daveb> let me login over there . 12:19 < daveb> joasely-2260: ok i am ready . 12:20 < joasely-2260> <a href="http://schoolserver.xsdev.solutiongrove.com">schoolserver.xsdev.solutiongrove.com</a> right? 12:20 < silbe> tomeu: not logging.exception("message") ? 12:20 < joasely-2260> I'm back to salut :( 12:20 < phitoo> sdziallas: Remind me where to get the rpm. That's not part of the distribution, right. 12:20 < satellit_> no it hangs on boot. do I have to do an interactive command? on boot 12:20 < daveb> joasely-2260: correct 12:21 < joasely-2260> hmm maybe I should reboot 12:22 < daveb> joasely-2260: it should work without restarting but sometimes that helps to get telepaty working again 1 12:24 -!- CarolineGPA-2260 (n=<a href="mailto:urk@216.163.216.2">urk@216.163.216.2</a>) has joined #sugar 12:24 < CarolineGPA-2260> nope still salut 12:24 < daveb> oh i bet its misconfigured 12:24 < daveb> when you change te domain name it messed up ejabberd 12:25 < CarolineGPA-2260> how? 12:25 < tomeu> erikos: it should conflict 12:25 < daveb> CarolineGPA-2260: ejabberd is bound to the host name 12:25 < daveb> kind of annoying 12:25 < CarolineGPA-2260> ah maybe if I delete the keys it'll work again? 1 12:25 < CarolineGPA-2260> so right now you can't just change your host name and connect to a new jabber server? 12:26 < CarolineGPA-2260> should I try deleting the owner keys and restart? 12:27 < daveb> no 12:27 < daveb> one sec 12:27 < daveb> its the server side 12:32 < daveb> somethinbg is screy 12:32 < daveb> the ejabberd scripts are WAY too picky you need to restart the whole server 12:32 < daveb> i thought I fixed that but must have missed something. 12:32 < CarolineGPA-2260> ok 12:32 < CarolineGPA-2260> how long do you think the fix will take? 12:33 < daveb> a minute or two 12:33 < CarolineGPA-2260> oh ok :) 12:37 < daveb> CarolineGPA-2260: well the server did not restart and I can't login to the host machine either 12:38 < daveb> jabber.sl.o is back to 100% 12:38 < daveb> ls 12:41 -!- teefal (n=<a href="mailto:teefal@24.229.118.195">teefal@24.229.118.195</a>) has quit: "The computer fell asleep" 12:41 < daveb> CarolineGPA-2260: it looks like jabber is stll broken on XS2 12:41 < daveb> it does not wish to behave 12:42 < CIA-73> sugar: sayamindu * rddfc2879a308 / (bin/sugar-session extensions/cpsection/keyboard/view.py): Using logging.exception 12:44 < daveb> CarolineGPA-2260: nevermind i think its working now :) 12:46 < CarolineGPA-2260> back I had a call 12:46 < CarolineGPA-2260> should I give up for today? 12:46 < daveb> CarolineGPA-2260: it looks like te server is up 12:46 < daveb> 1 user online 12:46 -!- tamiel (n=<a href="mailto:tamiel@213.30.183.226">tamiel@213.30.183.226</a>) has quit: "leaving" 12:46 < CarolineGPA-2260> are you able to connect? 12:47 < daveb> i did not try yet 12:47 < CarolineGPA-2260> ok I'm restarting gpa2 12:48 -!- kristianpaul (n=<a href="mailto:kristian@190.165.132.161">kristian@190.165.132.161</a>) has joined #sugar 12:49 < daveb> i am on xs2 12:49 < daveb> i see caroline1 12:50 < CarolineGPA-2260> great i see you and caroline2 12:50 < CarolineGPA-2260> what is the CPU? 12:50 < daveb> 0 now 12:50 < daveb> i don't see you anymore 12:50 < CarolineGPA-2260> ok starting a chat 1 12:50 < CarolineGPA-2260> chat is starting, one user 12:50 < daveb> CarolineGPA-2260: nevermind i had typed in seach 12:51 < daveb> CarolineGPA-2260: cpu 0 12:51 < daveb> CarolineGPA-2260: 1% 12:51 < CarolineGPA-2260> add a person 12:52 < daveb> it goes to 1% for a second then back to 0 12:52 < daveb> CarolineGPA-2260: want to start turtle art? 12:52 < daveb> CarolineGPA-2260: also not gadget is configured on here 12:57 < CarolineGPA-2260> dabeb hows the cpu doing? 12:57 < daveb> CarolineGPA-2260: 0% 12:57 < daveb> i shared tutleart 12:58 < CarolineGPA-2260> joining TA 12 12:58 < daveb> CarolineGPA-2260: ok. cpu went to 1% for a second 12:59 < CarolineGPA-2260> joining TA with 2 12:59 < daveb> still at 0 12:59 < daveb> goes up when you actually do something then back to 0 12:59 < daveb> of cours eonly 3 users online 12:59 < daveb> need 20 or so to compare better 12:59 < tomeu> silbe: ok, I guess you can recover it from git if you want 12:59 < silbe> tomeu: but good to know it's buried in git somewhere and i just need to revive it :) 13:00 < silbe> tomeu: similar to the data store test suite :) 1 13:00 < CarolineGPA-2260> ok so we have 3 differences. 1- 3 users vs 22 users. 2 - less then 100 registered users vs 1000+ registered users and 3. XS .52 vs .60 13:00 < CarolineGPA-2260> correct? 13:00 < daveb> CarolineGPA-2260: gadget is on XS2 13:01 < CarolineGPA-2260> ok does that make difference #4? 13:01 < CarolineGPA-2260> does it make sense to turn off gadget and see if we see a differnece? 13:02 < daveb> CarolineGPA-2260: sure let me see if I can actually do that 13:02 < CarolineGPA-2260> ok I'm gong to run downstairs, they just annouced free food ;) 13:03 < CarolineGPA-2260> I need to chat up the teachers too so I maybe a while if I'm lucky 13:03 < daveb> ok 13:03 < daveb> CarolineGPA-2260: ok i restarted without gadget</div><div style="margin-top: 0px; margin-bottom: 0px; "> 13:09 < CarolineGPA-2260> looks like we have 5 connected. me 3 times you twice 13:09 < CarolineGPA-2260> hows the cpu daveb? 13:18 < CarolineGPA-2260> I'm adding some more computers here. they were all unplugged 13:18 < daveb> ok 13:18 < daveb> i see tem </div><div style="margin-top: 0px; margin-bottom: 0px; ">13:35 < CarolineGPA-2260> daveb, how is the CPU? 13:35 < daveb> CarolineGPA-2260: <1% 13:36 < daveb> CarolineGPA-2260: i shared a new turtle art with 2 people 13:36 < CarolineGPA-2260> we are now running without gadget? 13:36 < CarolineGPA-2260> i'll join in 13:36 < daveb> CarolineGPA-2260: without gadget, correct <div style="margin-top: 0px; margin-bottom: 0px; "> </div><div style="margin-top: 0px; margin-bottom: 0px; ">13:38 < CarolineGPA-2260> GPA1 fell back to salut 13:38 < CarolineGPA-2260> GPA2 and 3 are in the TA I think. 13:38 < CarolineGPA-2260> pretty messed up sharing though 13:40 < CarolineGPA-2260> hows the cpu? 13:41 < daveb> CarolineGPA-2260: 0 still 13:42 < daveb> CarolineGPA-2260: its not clear exactly what is different 1 13:42 < CarolineGPA-2260> daveb sent you a video of how it looks on the computers here. 13:43 < CarolineGPA-2260> lets do a chat too 13:43 < daveb> ok 13:43 < daveb> CarolineGPA-2260: shared chat 13:44 < CarolineGPA-2260> joined 13:44 < CarolineGPA-2260> hows it looking 13:45 < daveb> cpu went to 9.6% then right back to 0 13:45 < CarolineGPA-2260> GPA2 has now lost connection to the jabber server 13:45 < CarolineGPA-2260> ok so the experiement was, was Gadget what was making the difference 13:45 < daveb> CarolineGPA-2260: weird. still 0% 13:46 < daveb> CarolineGPA-2260: right it did not appeat to affect with a small number of online users 13:46 < CarolineGPA-2260> and the result was no. It works fine with Gadget off or on. 13:46 < CarolineGPA-2260> under these conditions 13:46 < CarolineGPA-2260> so we have 3 other difference to look at 1. registered users, 2. .52 vs 6 3. number of total users logged on 13:46 < CarolineGPA-2260> does that sound right? 13:46 < daveb> CarolineGPA-2260: correct. 13:46 < daveb> so there could be some weird interaction wit 13:47 < daveb> collab wit a large number of registered users 13:47 < daveb> like it has to loop through them or someting weird. 13:47 < CarolineGPA-2260> ok so one option is to switch the DNS so <a href="http://jabber.sl.org">jabber.sl.org</a> points to XS2 13:47 < CarolineGPA-2260> the other option is to delete the registered users on XS1 13:49 < CarolineGPA-2260> so the log has it and incase anyone wants to ee here is the video of how TA sharing looked: <a href="http://www.youtube.com/watch?v=APt0J4ln28w">http://www.youtube.com/watch?v=APt0J4ln28w</a> 13:50 < daveb> i tink that is a TA artifact. I saw that here also. One had a square and te other te turtle had not moved. 13:50 < CarolineGPA-2260> yeah I think that is a separate issue, which I will report later. 13:50 < daveb> CarolineGPA-2260: ok right, we need to see if alot of registered users on XS2 works with collab. 1 13:50 < daveb> i can do hyperactivity and add alot fo random users quickly 13:51 < CarolineGPA-2260> seems like the one thing we can do right now is delete the users on XS1 and see if it works any better 13:51 < daveb> ok 1 13:51 < daveb> makes sense. 13:51 < CarolineGPA-2260> ok shall I swich the gPA back to <a href="http://jabber.sugarlabs.org">jabber.sugarlabs.org</a>? 13:52 < daveb> wait until i restart it 13:52 < CarolineGPA-2260> ok 13:54 < daveb> CarolineGPA-2260: ok to switch 13:58 < CarolineGPA-2260> ok all switched 13:58 < CarolineGPA-2260> but only GPA 1 seems to be on jabber and I don't see anyone else 13:58 < CarolineGPA-2260> are you connected?" 14:00 < daveb> CarolineGPA-2260: me too!! 14:00 < daveb> it says 14:00 < daveb> 23 people online 14:00 *** erikos is out for today 14:00 < daveb> and new registered users 14:00 < daveb> wait 14:00 < daveb> duh 14:00 < daveb> one sec 14:00 < daveb> i broke it. 14:00 -!- erikos (n=<a href="mailto:erikos@g225093143.adsl.alicedsl.de">erikos@g225093143.adsl.alicedsl.de</a>) has quit: "Leaving" 14:00 < daveb> again. 14:00 < daveb> :) 14:00 < daveb> CarolineGPA-2260: need to redo the shared roster 14:01 < CarolineGPA-2260> ok 14:01 < daveb> CarolineGPA-2260: should fix itself in a minute i hope 14:02 -!- blendmaster1024 (n=<a href="mailto:blendmas@75-169-206-152.slkc.qwest.net">blendmas@75-169-206-152.slkc.qwest.net</a>) has joined #sugar 14:05 < dfarning> sdziallas: good morning! sorry for the late response I am still a irc/fedora/pidgin newbie. I need to figure out how to get the screen blink. 14:06 < daveb> CarolineGPA-2260: restarting ejabberd 14:06 < daveb> wait! 14:06 < daveb> its working finally. 14:06 < daveb> wait restart will be better 14:06 < CarolineGPA-2260> I see Jack 14:06 < sdziallas> dfarning: hey :) (heh. not sure about pidgin, I'm using xchat-gnome - which blinks) 14:06 < CarolineGPA-2260> are you restarting again? 14:06 < daveb> yeah you can only see people 14:07 < daveb> who were online AFTER i create the group 14:07 < daveb> restarted 14:07 < daveb> should pop up now 14:07 < daveb> there they go 14:07 < CarolineGPA-2260> yup hows the cpu? 14:08 < daveb> 129%! 14:08 < CarolineGPA-2260> nope, now all my computers are local 14:08 < daveb> i see alot of people now 14:08 < daveb> yours will have to reset telepathy 14:08 < CarolineGPA-2260> ok so I think we can eliminate the number of registered users as the issue 14:08 < daveb> takes a few mins 14:08 < daveb> wait its down 14:08 < daveb> to 6 14:08 < CarolineGPA-2260> I'll restart everything but 1 14:09 < daveb> so it looks like its a high load to update 20 people's neighborhood though 14:09 < daveb> i will try turtle art 14:10 < CarolineGPA-2260> ok but if its transient thats not really that bad. 14:10 < daveb> CarolineGPA-2260: correct. 14:10 < CarolineGPA-2260> lets see if we can peg it again sharing TA and chat with a few people. 14:10 < daveb> CarolineGPA-2260: that is only on restart when everyone updates at the same tme. it'll be the same 14:10 < daveb> when alot of people 14:10 < CarolineGPA-2260> right 14:10 < daveb> in the same calss for example 14:11 < daveb> CarolineGPA-2260: two people in turtle art 14:11 < daveb> 0% 14:12 < CarolineGPA-2260> gpa 2 joining 14:12 < daveb> i stopped it and started a new one 14:12 < CarolineGPA-2260> lets strat with chat 14:13 < CarolineGPA-2260> ok I'm with you n0w 14:13 < daveb> ok then 14:13 < CarolineGPA-2260> GPA2 joined 14:13 < CarolineGPA-2260> anything on the CPU? 14:13 < daveb> nope 14:13 < CarolineGPA-2260> ok I'll join some others 14:14 -!- blendmaster1024 (n=<a href="mailto:blendmas@75-169-206-152.slkc.qwest.net">blendmas@75-169-206-152.slkc.qwest.net</a>) has quit: "gonna JB my iphone now" 14:14 < CarolineGPA-2260> hmm only GPA2 joined jabber after restart :( 14:14 < CarolineGPA-2260> i wonder what is going on with that. 14:14 < daveb> yeah it might take a few more mins to get telepathy to reset 14:14 < CarolineGPA-2260> ack I have to leave the buidling they are locking it 14:15 < CarolineGPA-2260> more tomorrow! 14:15 < CarolineGPA-2260> bye </div> </div></div> </div>