[redisson-timer-4-1] ERROR o.r.c.h.PingConnectionHandler - [lambda$sendPing$1,92] - Unable to send

在若依微服务中关于redis服务运行被卡的错误，报出一下错误：
11:37:52.687 [redisson-timer-4-1] ERROR o.r.c.h.PingConnectionHandler - [lambda$sendPing$1,92] - Unable to send PING command over channel: [id: 0x4a58057b, L:/172.18.0.18:34648 - R:mine-redis/172.18.0.15:6379] org.redisson.client.RedisException: MISCONF Redis is configured to save RDB snapshots, but it's currently unable to persist to disk. Commands that may modify the data set are disabled, because this instance is configured to report errors during writes if RDB snapshotting fails (stop-writes-on-bgsave-error option). Please check the Redis logs for details about the RDB error.. channel: [id: 0x4a58057b, L:/172.18.0.18:34648 - R:mine-redis/172.18.0.15:6379] command: (PING), promise: java.util.concurrent.CompletableFuture@3d52de20[Not completed, 1 dependents], params: [] at org.redisson.client.handler.CommandDecoder.decode(CommandDecoder.java:370) at org.redisson.client.handler.CommandPubSubDecoder.decodeCommand(CommandPub