Google: Difference between revisions
Content added Content deleted
| Line 97: | Line 97: | ||
* Tail Latency |
* Tail Latency |
||
200ms latency -> initial rto |
200ms latency -> initial rto by most OSs |
||
Do not consider normal Retransmissions, but only RTOs |
|||
exponential backoff rto -> 400ms, 800ms, 1000ms |
exponential backoff rto will double with each iteration -> 400ms, 800ms, 1000ms |
||
congestion, pathmtu not honored, icmp rate-limited, reply pathmtud-reply packets dropped, |
congestion, pathmtu not honored, icmp rate-limited, reply pathmtud-reply packets dropped, |
||
os issues -> Zero window -> cpu high(response slow), memory high, disk issue |
os issues -> Zero window -> cpu high(response slow), memory high, disk issue |
||