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fix 'verify' option name in readme (#5441)

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Signed-off-by: Chris O'Haver <cohaver@infoblox.com>
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Chris O'Haver
2022-06-17 15:31:16 -04:00
committed by GitHub
parent 1c3537bdd2
commit d679f2e7d0
1 changed files with 2 additions and 2 deletions
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plugin/cache/README.md vendored
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@@ -58,10 +58,10 @@ cache [TTL] [ZONES...] {
available as long as it has not been expired for longer than **DURATION** (default 1 hour). By default, the _cache_ plugin will
attempt to refresh the cache entry after sending the expired cache entry to the client. The
responses have a TTL of 0. **REFRESH_MODE** controls the timing of the expired cache entry refresh.
`verified` will first verify that an entry is still unavailable from the source before sending the expired entry to the client.
`verify` will first verify that an entry is still unavailable from the source before sending the expired entry to the client.
`immediate` will immediately send the expired entry to the client before
checking to see if the entry is available from the source. **REFRESH_MODE** defaults to `immediate`. Setting this
value to `verified` can lead to increased latency when serving stale responses, but will prevent stale entries
value to `verify` can lead to increased latency when serving stale responses, but will prevent stale entries
from ever being served if an updated response can be retrieved from the source.
## Capacity and Eviction