* Kubelet: Add image cache. ([#38375](https://github.com/kubernetes/kubernetes/pull/38375), [@Random-Liu](https://github.com/Random-Liu))
* Collect logs for dead kubelets too ([#37671](https://github.com/kubernetes/kubernetes/pull/37671), [@mtaufen](https://github.com/mtaufen))



# v1.4.7

    /** The key of the message: Delete old search logs */
    public static final String LABELS_purge_search_log_day = "{labels.purge_search_log_day}";

    /** The key of the message: Delete old job logs */
    public static final String LABELS_purge_job_log_day = "{labels.purge_job_log_day}";

    /** The key of the message: Delete old user logs */

import java.util.function.Function;
import java.util.function.UnaryOperator;
import java.util.regex.Pattern;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.exception.ResourceNotFoundRuntimeException;
import org.codelibs.core.io.FileUtil;
import org.codelibs.core.io.ResourceUtil;

    /** The key of the message: Sent a test mail. */
    public static final String SUCCESS_send_testmail = "{success.send_testmail}";

    /** The key of the message: Deleted job logs. */
    public static final String SUCCESS_job_log_delete_all = "{success.job_log_delete_all}";

    /** The key of the message: Changed your password. */

### Other notable changes

* Update dnsmasq to the latest version. ([#53149](https://github.com/kubernetes/kubernetes/pull/53149), [@bowei](https://github.com/bowei))
* On GCP platforms, e2e testing now logs which OS images the cluster was found to have. ([#48310](https://github.com/kubernetes/kubernetes/pull/48310), [@abgworrall](https://github.com/abgworrall))