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проблема с upstream_hash
- To: nginx-ru@xxxxxxxxx
- Subject: проблема с upstream_hash
- From: Konstantin Svist <fry.kun@xxxxxxxxx>
- Date: Fri, 22 Jun 2012 13:38:42 -0700
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Баг: если в списке upstream есть хосты с IP адресом 127.0.0.1 то
upstream_hash работает неправильно.
Понятно что это 3rd party plugin, но в его коде нету ничего
подозрительного - скорее nginx что-то хитро оптимизирует...
upstream cl1 {
hash $arg_key;
hash_again 10;
server srv1:6381;
server srv1:6411;
server srv1:6436;
server srv1:6437;
server srv2:6381;
server srv2:6411;
server srv2:6436;
server srv2:6437;
}
Запрос на srv1:
2012/06/22 12:00:00 [debug] 11111#0: *1234567890 http script var:
"3197dc0f345aae7132ab1e3b432ddb00"
2012/06/22 12:00:00 [debug] 11111#0: *1234567890 upstream_hash: hashed
"3197dc0f345aae7132ab1e3b432ddb00" to 3
2012/06/22 12:00:00 [debug] 11111#0: *1234567890 upstream_hash: Starting
with 3
2012/06/22 12:00:00 [debug] 11111#0: *1234567890 upstream_hash: get
upstream request hash peer try 10
2012/06/22 12:00:00 [debug] 11111#0: *1234567890 upstream_hash: chose
peer 3 w/ hash 19143 for tries 10
Запрос на любом другом хосте:
2012/06/22 12:00:00 [debug] 11111#0: *1234567890 http script var:
"3197dc0f345aae7132ab1e3b432ddb00"
2012/06/22 12:00:00 [debug] 11111#0: *1234567890 upstream_hash: hashed
"3197dc0f345aae7132ab1e3b432ddb00" to 7
2012/06/22 12:00:00 [debug] 11111#0: *1234567890 upstream_hash: Starting
with 7
2012/06/22 12:00:00 [debug] 11111#0: *1234567890 upstream_hash: get
upstream request hash peer try 10
2012/06/22 12:00:00 [debug] 11111#0: *1234567890 upstream_hash: chose
peer 7 w/ hash 19143 for tries 10
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