Yiyiyimu commented on a change in pull request #2299:
URL: https://github.com/apache/apisix/pull/2299#discussion_r495412704
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File path: apisix/core/config_etcd.lua
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@@ -246,24 +248,9 @@ local function sync_data(self)
return true
end
- -- for fetch the etcd index
- local key_res, _ = getkey(self.etcd_cli, self.key)
-
local dir_res, err = waitdir(self.etcd_cli, self.key, self.prev_index + 1,
self.timeout)
-
log.info("waitdir key: ", self.key, " prev_index: ", self.prev_index + 1)
log.info("res: ", json.delay_encode(dir_res, true))
- if err == "timeout" then
Review comment:
But we also need to consider history compaction, or the accumulation of
history would affect performance in a long term. Reference:
https://etcd.io/docs/v3.4.0/op-guide/maintenance/#history-compaction
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