No problem, I will try to test with CentOS if I have time пн, 18 дек. 2017 г. в 13:33, Dmitriy Ermakov <[email protected]>:
> 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 <[email protected]>: > >> I am using CentOS 6, kernel 3.10 from 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" <[email protected]> >> 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 <[email protected]>: >>> >>>> 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 <[email protected]>: >>>> >>>>> 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
-- _____________________________________________________________________ -- 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
