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disable SACK on Ubuntu 16.04 LTS
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| #Ubuntu 16.04LTS does not apply network settings after boot. | |
| #See https://bugs.launchpad.net/ubuntu/+source/procps/+bug/50093 | |
| #Work around this issue with a cron job to disable SACK | |
| @reboot /bin/sleep 5 && /sbin/sysctl -w net.ipv4.tcp_sack=0 |
@Vaelatern,
You can edit sysctl.conf but also need to schedule a cron job to run sysctl after a restart.
The 13-year-old open bug for this issue is here.
This is a temporary workaround so it seemed easier to change just the crontab instead of the crontab and sysctl.conf.
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Question: sysctl.conf should still work, yes?