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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Yep I’ve tried disabling everything possible (everything that takes an interrupt and/or cpu cycles) NTPD included.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I’ve never noticed anything as such to make a significant difference…<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I’ve reached the conclusion:<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l0 level1 lfo1'><![if !supportLists]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><span style='mso-list:Ignore'>1.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>USB sucks (as I’ve been told by the pros here) and it’s never going to get any better (on USB).<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l0 level1 lfo1'><![if !supportLists]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>The software is still imperfect and has room to be improved (better kernel /os/usb/timer integration).<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>When I grow up & get smarter/more experienced I’ll either agree with the pros or fix it.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Steve<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> George Csahanin [mailto:george@dyb.com] <br><b>Sent:</b> Sunday, July 31, 2011 11:17 PM<br><b>To:</b> Chuck Henderson<br><b>Cc:</b> Steve Gladden; John Heron; app_rpt mailing list<br><b>Subject:</b> Re: [SPAM] Re: [App_rpt-users] [SPAM] Re: Culling Linux Services (ACID)<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Not running ntpd here, though<br><br>George Csahanin<o:p></o:p></p><div><p class=MsoNormal>Sent from my iPad<o:p></o:p></p></div></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><br>On Jul 31, 2011, at 8:44 PM, Chuck Henderson <<a href="mailto:chuck.henderson@gmail.com">chuck.henderson@gmail.com</a>> wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><p>Disable NTPD and the problem happens much less often. I cron ntpdate to run once per hour to keep the time close. This way I only hear the audio glitch once per hour rather than intermittently. <o:p></o:p></p><div><p class=MsoNormal>On Jul 31, 2011 4:57 PM, "Steve Gladden" <<a href="mailto:steve@michiganbroadband.com">steve@michiganbroadband.com</a>> wrote:<br>> There's a recording of it over here: <a href="http://www.youtube.com/watch?v=lqYwhtuVLDs">http://www.youtube.com/watch?v=lqYwhtuVLDs</a><br>> <br>> Steve<br>> <br>> -----Original Message-----<br>> From: <a href="mailto:app_rpt-users-bounces@ohnosec.org">app_rpt-users-bounces@ohnosec.org</a> [mailto:<a href="mailto:app_rpt-users-bounces@ohnosec.org">app_rpt-users-bounces@ohnosec.org</a>] On Behalf Of George Csahanin<br>> Sent: Sunday, July 31, 2011 2:16 PM<br>> To: John Heron<br>> Cc: app_rpt mailing list<br>> Subject: Re: [App_rpt-users] [SPAM] Re: Culling Linux Services (ACID)<br>> <br>> I think I know what you mean. Shows us as a very brief, repeated disruption to PL tone, drops your mobile/ht decoder, maybe for time in 2 seconds, then ok for a while. t iunterrupts main audio as well, just very brief and not noticed.<br>> <br>> Yup, every PC I tried does it. I jusst got used to it.<br>> <br>> I wanted to get a recording of it over a year ago, but no clean way to record audio. You really get to notice it if you put your signal generator in the receiver, and modulate with something like a 1Kc tone<br>> <br>> I've tried five computers and four USB devices, all do it.<br>> <br>> GeorgeC<br>> W2DB<br>> <br>> <br>> ----- Original Message -----<br>> From: "John Heron" <<a href="mailto:jh0932@gmail.com">jh0932@gmail.com</a>><br>> To: "George Csahanin" <<a href="mailto:george@dyb.com">george@dyb.com</a>><br>> Cc: "Lu Vencl" <<a href="mailto:vencl@att.net">vencl@att.net</a>>; "MichaelCarey" <br>> <<a href="mailto:michaelcarey@internode.on.net">michaelcarey@internode.on.net</a>>; "app_rpt mailing list" <br>> <<a href="mailto:app_rpt-users@ohnosec.org">app_rpt-users@ohnosec.org</a>><br>> Sent: Sunday, July 31, 2011 12:26 PM<br>> Subject: [SPAM] Re: [App_rpt-users] Culling Linux Services (ACID)<br>> <br>> <br>>> Any motorboating issues?<br>>><br>>> Sent from my iPhone<br>>><br>>> On Jul 31, 2011, at 1:21 PM, "George Csahanin" <<a href="mailto:george@dyb.com">george@dyb.com</a>> wrote:<br>>><br>>>> So far built 3 on Intel D945GCLF2 boards, PicoPSU power supplies, both <br>>>> Limey off a CF and Acid off disk<br>>>><br>>>> Use CM108 $6.96 USB sounds FOBs. Brought PTT out of one of them, the <br>>>> others use printer port for PTT, and all use software squelch and ctcss <br>>>> decode.<br>>>><br>>>> GeorgeC<br>>>><br>>>> ----- Original Message ----- From: "John Heron" <<a href="mailto:jh0932@gmail.com">jh0932@gmail.com</a>><br>>>> To: "'Lu Vencl'" <<a href="mailto:vencl@att.net">vencl@att.net</a>>; "'Michael Carey'" <br>>>> <<a href="mailto:michaelcarey@internode.on.net">michaelcarey@internode.on.net</a>>; "'app_rpt mailing list'" <br>>>> <<a href="mailto:app_rpt-users@ohnosec.org">app_rpt-users@ohnosec.org</a>><br>>>> Sent: Sunday, July 31, 2011 9:25 AM<br>>>> Subject: Re: [App_rpt-users] Culling Linux Services (ACID)<br>>>><br>>>><br>>>>> It begs the question on what hardware really works 100% and what does <br>>>>> not. I<br>>>>> ran into this years ago running a global pactor III network and finally <br>>>>> had<br>>>>> to goto a acceptable hardware list as some hardware came real close to <br>>>>> being<br>>>>> fully compatible but would sporadically do weird things for no apparent<br>>>>> reason... a bad thing when the box is in remote jungle locations... It <br>>>>> boils<br>>>>> down to who has had the least amount of issues with motherboard a vs. b <br>>>>> and<br>>>>> so on...<br>>>>><br>>>>> I am looking at small micro ATX form factors for example... anybody have<br>>>>> suggestions for a inexpensive repeatable reliable solution?<br>>>>><br>>>>><br>>>>><br>>>>> -----Original Message-----<br>>>>> From: <a href="mailto:app_rpt-users-bounces@ohnosec.org">app_rpt-users-bounces@ohnosec.org</a><br>>>>> [mailto:<a href="mailto:app_rpt-users-bounces@ohnosec.org">app_rpt-users-bounces@ohnosec.org</a>] On Behalf Of Lu Vencl<br>>>>> Sent: Sunday, July 31, 2011 9:44 AM<br>>>>> To: 'Michael Carey'; 'app_rpt mailing list'<br>>>>> Subject: Re: [App_rpt-users] Culling Linux Services (ACID)<br>>>>><br>>>>> Michael,<br>>>>> I still have not figured out what causes this issue.<br>>>>> I have tried adding two different NEC chipset USB PCI boards and that <br>>>>> made<br>>>>> it much worse on my ASUS mother boards. I believe I have pretty much<br>>>>> exhausted all options at this point. I just don't know why all 8 of my <br>>>>> boxes<br>>>>> 2.8 GHZ (all Asus) do this. I went to slower boxes (even down to 400 <br>>>>> Mhz)<br>>>>> and I don't get this issue.. Go figure.<br>>>>> There has to be some other underlying issue where perhaps and interrupt <br>>>>> is<br>>>>> being messed with or some other issue. I just can't pin it down.<br>>>>> I am working out a trade for some slower boxes in exchange for these<br>>>>> machines as a solution for now.<br>>>>> Sorry I wish I had a better answer.<br>>>>> Lu<br>>>>> KA4EPS<br>>>>><br>>>>> -----Original Message-----<br>>>>> From: <a href="mailto:app_rpt-users-bounces@ohnosec.org">app_rpt-users-bounces@ohnosec.org</a><br>>>>> [mailto:<a href="mailto:app_rpt-users-bounces@ohnosec.org">app_rpt-users-bounces@ohnosec.org</a>] On Behalf Of Michael Carey<br>>>>> Sent: Sunday, July 31, 2011 7:00 AM<br>>>>> To: app_rpt mailing list<br>>>>> Subject: [App_rpt-users] Culling Linux Services (ACID)<br>>>>><br>>>>> Hi Everybody,<br>>>>><br>>>>> In an effort to make node 27871 a lean, mean, fighting machine... I'm<br>>>>> trying to keep things neat and tidy by stopping any services that have<br>>>>> no direct impact on the operation of the node.<br>>>>><br>>>>> I'm after input on what others have done on their own AllStarLink nodes.<br>>>>><br>>>>> I have done a similar thing on my Icom G2 D-Star gateway... going<br>>>>> through and disabling services (like bluetooth, VNC, smartcard, IPv6, <br>>>>> etc).<br>>>>><br>>>>> On a side note, has anyone found a definitive cause for the occasional<br>>>>> motorboating/stuttering audio when an AllStarNode transmits? I have<br>>>>> another machine that I can use, but I would like to know what causes it<br>>>>> and how it can be eliminated or reduced. This is the only thing that has<br>>>>> marred an otherwise perfect experience with my AllStarLink node.<br>>>>><br>>>>> Michael.<br>>>>> VK5ZEA<br>>>>><br>>>>><br>>>>><br>>>>> _______________________________________________<br>>>>> App_rpt-users mailing list<br>>>>> <a href="mailto:App_rpt-users@ohnosec.org">App_rpt-users@ohnosec.org</a><br>>>>> <a href="http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users">http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users</a><br>>>>><br>>>>> _______________________________________________<br>>>>> App_rpt-users mailing list<br>>>>> <a href="mailto:App_rpt-users@ohnosec.org">App_rpt-users@ohnosec.org</a><br>>>>> <a href="http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users">http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users</a><br>>>>><br>>>>><br>>>><br>>>><br>>> <br>> <br>> <br>> _______________________________________________<br>> App_rpt-users mailing list<br>> <a href="mailto:App_rpt-users@ohnosec.org">App_rpt-users@ohnosec.org</a><br>> <a href="http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users">http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users</a><br>> _______________________________________________<br>> App_rpt-users mailing list<br>> <a href="mailto:App_rpt-users@ohnosec.org">App_rpt-users@ohnosec.org</a><br>> <a href="http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users">http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users</a><o:p></o:p></p></div></div></blockquote></div></body></html>