There are CentOs 7 server used like video file server. Users download video files from there. Download speed are limited. But 1 time per day server becomes unreachable and unpingable, Only reboot helps. So, is there a way to reserve guaranteed bandwidth for system only?
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2It is highly unlikely that the network bandwith is responsible for this. It is more probably that the system is working over capacity. Monitor the usage of your system, especially IO – Gerald Schneider Dec 11 '20 at 06:40
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Especially IO caused by memory exhaustion/heavy swapping due to some type of daily cron job. – tater Dec 11 '20 at 06:59