Ok. I am sorry, I don't have any more ideas( Please, send here email with your testing results.
On 12/18/2017 01:22 PM, Kseniya Blashchuk wrote: > To be honest we are a bit afraid to set 100% )), but we have tried to > set 90% - no luck. I have also tested with 4.8 and 4.11 kernels - same > results. I will try with Centos 6 and kernel 3.10 to check if > something changes. VSwitch shows 1-2% load on the interfaces, and this > host is not overloaded at all, so I don't think the VM has some lack > of resources. > > пн, 18 дек. 2017 г. в 13:07, Dmitriy Ermakov <demoni...@gmail.com > <mailto:demoni...@gmail.com>>: > > I am using CentOS 6, kernel 3.10 from elrepo.org > <http://elrepo.org> kernels (3.10.102-1.el6.elrepo.x86_64). > Asterisk version is 11.21.2 and Asterisk 13.X.X (I can't get it's > version now). > > Is it possible that your network switches' interfaces which are > connected to Hyper-V Server are 100% busy? > It is possible that my installation works well because my Hyper-V > server is not high-load server so it has plenty free CPU, Disk, > Memory, Network resources to give them to Asterisk VM. > > Kseniya, could you try to reserve 100% of virtual CPUs for > Asterisk VM (just to test this configuration)? > > > I am sorry I don't have free hardware and time to test your Ubuntu > 16, asterisk 13.1, kernel 4.4.0-104 configuration( > > On 18 Dec 2017 12:09 p.m., "Kseniya Blashchuk" <ksybl...@gmail.com > <mailto:ksybl...@gmail.com>> wrote: > > Dmitry, are you using CentOS? What kernel version are you > using? I will try with the same to see if it can be also a > kernel-related issue. > > пн, 18 дек. 2017 г. в 11:35, Kseniya Blashchuk > <ksybl...@gmail.com <mailto:ksybl...@gmail.com>>: > > Thank you for a quick answer, Dmitry! > > We have tried the settings you suggested but nothing > helped. The machine is running 4.4.0-104 kernel, 4 > cores, Intel(R) Xeon(R) CPU E5-2620 v3 @ 2.40GHz, > clocksource is hyperv_clocksource_tsc_page, timing module > is res_timing_timerfd.so. We have also tried to set 50% > Reserve - no luck :(. > > пн, 18 дек. 2017 г. в 10:49, Dmitriy Ermakov > <demoni...@gmail.com <mailto:demoni...@gmail.com>>: > > Hi, Kseniya! > > I have three installations of Asterisk (as FreePBX but > I think it is not important). They work fine. > > I have made some settings in Asterisk and Hyper-V: > > Asterisk: timing interface - timerfd. > > Hyper-V: > > 1. Virtual Machine => Network Adapter => Hardware > Acceleration => Virtual Machine Queue - Disable it; > 2. Virtual Machine => Processor => Virtual Machine > Reserve (percentage) - set at least 25% (if you > have 4 virtual cores for your Asterisk). You can > try to set reserve more or less then 25% - test it > and, please, send email here; > 3. Virtual Machine => Integration Services => Time > synchronisation - enable it. > > This settings helped me. > > Also check your Linux Kernel version - it must be 3.10 > or newer. I saw very bad "timing test" results on > kernel 2.6.32. > > > On 12/18/2017 10:26 AM, Kseniya Blashchuk wrote: >> Hi all! >> Does anybody have experience with asterisk on >> Hyper-V? My test setup with Ubuntu 16 and asterisk >> 13.1 (ubuntu repo) shows sound distortion. I have >> analyzed the RTP flow with wireshark and I see high >> skew and delta values when the traffic leaves the >> hypervisor, however everything is okay when a capture >> is taken from a VM itself. I have read that there can >> be timing problems with Hyper-V. I have tried to >> disable time sync with the machine and tried >> different clocksources. I have also tried to change >> asterisk timing interface to dahdi (dummy) - nothing >> helped so far. Hyper-V version is 12p2. >> Does anybody have a working setup with Hyper-V? >> >> >> > > -- > С уважением, Дмитрий Ермаков > > -- > > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by > http://www.api-digital.com -- > > Check out the new Asterisk community forum at: > https://community.asterisk.org/ > > New to Asterisk? Start here: > > https://wiki.asterisk.org/wiki/display/AST/Getting+Started > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by > http://www.api-digital.com -- > > Check out the new Asterisk community forum at: > https://community.asterisk.org/ > > New to Asterisk? Start here: > https://wiki.asterisk.org/wiki/display/AST/Getting+Started > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > Check out the new Asterisk community forum at: > https://community.asterisk.org/ > > New to Asterisk? Start here: > https://wiki.asterisk.org/wiki/display/AST/Getting+Started > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > > > -- С уважением, Дмитрий Ермаков
-- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- Check out the new Asterisk community forum at: https://community.asterisk.org/ New to Asterisk? Start here: https://wiki.asterisk.org/wiki/display/AST/Getting+Started asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
