[asterisk-bugs] [JIRA] (ASTERISK-16376) Record files with noise and/or audio cutting when using mixmonitor with medium call trafic on Asterisk.

[Marco Aurelio (JIRA)]

     [ https://issues.asterisk.org/jira/browse/ASTERISK-16376?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Marco Aurelio updated ASTERISK-16376:
-------------------------------------

    Attachment: 12_seconds.WAV

Audio file. Uncompressed, with audio drop.
                
> Record files with noise and/or audio cutting when using mixmonitor with medium call trafic on Asterisk.
> -------------------------------------------------------------------------------------------------------
>
>                 Key: ASTERISK-16376
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-16376
>             Project: Asterisk
>          Issue Type: Bug
>          Components: Applications/app_mixmonitor
>            Reporter: Marco Aurelio
>            Severity: Minor
>         Attachments: 0101000029023770833.WAV, 12_seconds.WAV, 99727.WAV, configs.txt, performance.png, scenario.jpg
>
>
> When recording with mixmonitor, all record files gets with noise an cuts on the audio.
> The scenario was:
> - Medium call traffic: More than 60 and less than 120 concurrent calls.
> - All calls are recorded
> - Codec: Alaw
> - Record File format: GSM
> - Processor load: Never more than 50%
> - Asterisk Version: 1.6.1.11
> - SO Debian 5.0.3 - 2.6.26-2-686
> ****** ADDITIONAL INFORMATION ******
> - The call always stay clean, even when monitoring using chanspy.
> - When tryed the same scenario recording WAV format, the record file stay clean.
> - When tryed recording GSM format with no call trafic, the record file stay clean.
> - Also realized the same problem at another customers, with different hardware and Asterisk version.

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