// Case B: any long-running transaction; ignore this set()
} elseif ( $age > self::MAX_READ_LAG ) {
$this->logger->info( 'Rejected set() for {cachekey} due to snapshot lag.',
- [ 'cachekey' => $key ] );
+ [ 'cachekey' => $key, 'lag' => $lag, 'age' => $age ] );
return true; // no-op the write for being unsafe
// Case C: high replication lag; lower TTL instead of ignoring all set()s
} elseif ( $lag === false || $lag > self::MAX_READ_LAG ) {
$ttl = $ttl ? min( $ttl, self::TTL_LAGGED ) : self::TTL_LAGGED;
$this->logger->warning( 'Lowered set() TTL for {cachekey} due to replication lag.',
- [ 'cachekey' => $key ] );
+ [ 'cachekey' => $key, 'lag' => $lag, 'age' => $age ] );
// Case D: medium length request with medium replication lag; ignore this set()
} else {
$this->logger->info( 'Rejected set() for {cachekey} due to high read lag.',
- [ 'cachekey' => $key ] );
+ [ 'cachekey' => $key, 'lag' => $lag, 'age' => $age ] );
return true; // no-op the write for being unsafe
}