(ping) Optimize parameters

Reduce socket and connection timeouts in HttpClient and adjust thread counts for job consumers

code/processes/ping-process/java/nu/marginalia/ping/PingDao.java

@@ -202,7 +202,7 @@ public class PingDao {
         var query = """
             SELECT * FROM DOMAIN_DNS_INFORMATION
             WHERE TS_NEXT_DNS_CHECK <= ? AND NODE_AFFINITY = ?
-            ORDER BY DNS_CHECK_PRIORITY ASC, TS_NEXT_DNS_CHECK ASC
+            ORDER BY DNS_CHECK_PRIORITY DESC, TS_NEXT_DNS_CHECK ASC
             LIMIT ?
             """;
         try (var conn = dataSource.getConnection();

code/processes/ping-process/java/nu/marginalia/ping/PingJobScheduler.java

@@ -103,7 +103,7 @@ public class PingJobScheduler {
         for (int i = 0; i < 8; i++) {
             allThreads.add(Thread.ofPlatform().daemon().name("availability-job-consumer-" + i).start(this::availabilityJobConsumer));
         }
-        for (int i = 0; i < 2; i++) {
+        for (int i = 0; i < 1; i++) {
             allThreads.add(Thread.ofPlatform().daemon().name("dns-job-consumer-" + i).start(this::dnsJobConsumer));
         }
     }

code/processes/ping-process/java/nu/marginalia/ping/io/HttpClientProvider.java

@@ -44,8 +44,8 @@ public class HttpClientProvider implements Provider<HttpClient> {
 
     private static CloseableHttpClient createClient() throws NoSuchAlgorithmException {
         final ConnectionConfig connectionConfig = ConnectionConfig.custom()
-                .setSocketTimeout(30, TimeUnit.SECONDS)
-                .setConnectTimeout(30, TimeUnit.SECONDS)
+                .setSocketTimeout(15, TimeUnit.SECONDS)
+                .setConnectTimeout(15, TimeUnit.SECONDS)
                 .setValidateAfterInactivity(TimeValue.ofSeconds(5))
                 .build();