symfony
diff --git a/‎src/Symfony/Component/Cache/Adapter/RedisTagAwareAdapter.php
Lines changed: 9 additions & 1 deletion b/‎src/Symfony/Component/Cache/Adapter/RedisTagAwareAdapter.php
Lines changed: 9 additions & 1 deletion
diff --git a/‎src/Symfony/Component/Cache/Traits/RedisTrait.php
Lines changed: 9 additions & 1 deletion b/‎src/Symfony/Component/Cache/Traits/RedisTrait.php
Lines changed: 9 additions & 1 deletion
@@ -13,6 +13,7 @@
 
 use Predis\Connection\Aggregate\ClusterInterface;
 use Predis\Connection\Aggregate\PredisCluster;
+use Predis\Connection\Aggregate\ReplicationInterface;
 use Predis\Response\Status;
 use Symfony\Component\Cache\Exception\InvalidArgumentException;
 use Symfony\Component\Cache\Exception\LogicException;
@@ -278,7 +279,14 @@ private function getRedisEvictionPolicy(): string
             return $this->redisEvictionPolicy;
         }
 
-        foreach ($this->getHosts() as $host) {
+        $hosts = $this->getHosts();
+        $host = reset($hosts);
+        if ($host instanceof \Predis\Client && $host->getConnection() instanceof ReplicationInterface) {
+            // Predis supports info command only on the master in replication environments
+            $hosts = [$host->getClientFor('master')];
+        }
+
+        foreach ($hosts as $host) {
             $info = $host->info('Memory');
             $info = $info['Memory'] ?? $info;
 
 
@@ -13,6 +13,7 @@
 
 use Predis\Connection\Aggregate\ClusterInterface;
 use Predis\Connection\Aggregate\RedisCluster;
+use Predis\Connection\Aggregate\ReplicationInterface;
 use Predis\Response\Status;
 use Symfony\Component\Cache\Exception\CacheException;
 use Symfony\Component\Cache\Exception\InvalidArgumentException;
@@ -367,7 +368,14 @@ protected function doClear($namespace)
             $evalArgs = [[$namespace], 0];
         }
 
-        foreach ($this->getHosts() as $host) {
+        $hosts = $this->getHosts();
+        $host = reset($hosts);
+        if ($host instanceof \Predis\Client && $host->getConnection() instanceof ReplicationInterface) {
+            // Predis supports info command only on the master in replication environments
+            $hosts = [$host->getClientFor('master')];
+        }
+
+        foreach ($hosts as $host) {
             if (!isset($namespace[0])) {
                 $cleared = $host->flushDb() && $cleared;
                 continue;