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Update cheatsheets

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ivuorinen
2025-03-09 00:16:26 +00:00
parent f8bee5305f
commit 9e2d0f72f1
116 changed files with 330 additions and 330 deletions
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14
tldr/linux/tc
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@@ -10,28 +10,28 @@ source: https://github.com/tldr-pages/tldr.git
- Add constant network delay to outbound packages:
`tc qdisc add dev {{eth0}} root netem delay {{delay_in_milliseconds}}ms`
`sudo tc {{[q|qdisc]}} {{[a|add]}} dev {{eth0}} root netem delay {{delay_in_milliseconds}}ms`
- Add normal distributed network delay to outbound packages:
`tc qdisc add dev {{eth0}} root netem delay {{mean_delay_ms}}ms {{delay_std_ms}}ms`
`sudo tc {{[q|qdisc]}} {{[a|add]}} dev {{eth0}} root netem delay {{mean_delay_ms}}ms {{delay_std_ms}}ms`
- Add package corruption/loss/duplication to a portion of packages:
`tc qdisc add dev {{eth0}} root netem {{corruption|loss|duplication}} {{effect_percentage}}%`
`sudo tc {{[q|qdisc]}} {{[a|add]}} dev {{eth0}} root netem {{corruption|loss|duplication}} {{effect_percentage}}%`
- Limit bandwidth, burst rate and max latency:
`tc qdisc add dev eth0 root tbf rate {{max_bandwidth_mb}}mbit burst {{max_burst_rate_kb}}kbit latency {{max_latency_before_drop_ms}}ms`
`sudo tc {{[q|qdisc]}} {{[a|add]}} dev eth0 root tbf rate {{max_bandwidth_mb}}mbit burst {{max_burst_rate_kb}}kbit latency {{max_latency_before_drop_ms}}ms`
- Show active traffic control policies:
`tc qdisc show dev {{eth0}}`
`tc {{[q|qdisc]}} {{[s|show]}} dev {{eth0}}`
- Delete all traffic control rules:
`tc qdisc del dev {{eth0}}`
`sudo tc {{[q|qdisc]}} {{[d|delete]}} dev {{eth0}}`
- Change traffic control rule:
`tc qdisc change dev {{eth0}} root netem {{policy}} {{policy_parameters}}`
`sudo tc {{[q|qdisc]}} {{[c|change]}} dev {{eth0}} root netem {{policy}} {{policy_parameters}}`