Examples with NodeFileDescriptorStats org.graylog2.indexer.cluster.health.NodeFileDescriptorStats used on opensource projects

Example 1 with NodeFileDescriptorStats

use of org.graylog2.indexer.cluster.health.NodeFileDescriptorStats in project graylog2-server by Graylog2.

the class IndexerClusterCheckerThread method checkOpenFiles.

@VisibleForTesting
void checkOpenFiles() {
    if (notificationExists(Notification.Type.ES_OPEN_FILES)) {
        return;
    }
    boolean allHigher = true;
    final Set<NodeFileDescriptorStats> fileDescriptorStats = cluster.getFileDescriptorStats();
    for (NodeFileDescriptorStats nodeFileDescriptorStats : fileDescriptorStats) {
        final String name = nodeFileDescriptorStats.name();
        final String ip = nodeFileDescriptorStats.ip();
        final String host = nodeFileDescriptorStats.host();
        final long maxFileDescriptors = nodeFileDescriptorStats.fileDescriptorMax().orElse(-1L);
        if (maxFileDescriptors != -1L && maxFileDescriptors < MINIMUM_OPEN_FILES_LIMIT) {
            // Write notification.
            final String ipOrHostName = firstNonNull(host, ip);
            final Notification notification = notificationService.buildNow().addType(Notification.Type.ES_OPEN_FILES).addSeverity(Notification.Severity.URGENT).addDetail("hostname", ipOrHostName).addDetail("max_file_descriptors", maxFileDescriptors);
            if (notificationService.publishIfFirst(notification)) {
                LOG.warn("Indexer node <{}> ({}) open file limit is too low: [{}]. Set it to at least {}.", name, ipOrHostName, maxFileDescriptors, MINIMUM_OPEN_FILES_LIMIT);
            }
            allHigher = false;
        }
    }
    if (allHigher) {
        Notification notification = notificationService.build().addType(Notification.Type.ES_OPEN_FILES);
        notificationService.fixed(notification);
    }
}

Example 2 with NodeFileDescriptorStats

use of org.graylog2.indexer.cluster.health.NodeFileDescriptorStats in project graylog2-server by Graylog2.

the class ClusterAdapterES6 method fileDescriptorStats.

@Override
public Set<NodeFileDescriptorStats> fileDescriptorStats() {
    final JsonNode nodes = catNodes("name", "host", "ip", "fileDescriptorMax");
    final ImmutableSet.Builder<NodeFileDescriptorStats> setBuilder = ImmutableSet.builder();
    for (JsonNode jsonElement : nodes) {
        if (jsonElement.isObject()) {
            final String name = jsonElement.path("name").asText();
            final String host = jsonElement.path("host").asText(null);
            final String ip = jsonElement.path("ip").asText();
            final JsonNode fileDescriptorMax = jsonElement.path("fileDescriptorMax");
            final Long maxFileDescriptors = fileDescriptorMax.isLong() ? fileDescriptorMax.asLong() : null;
            setBuilder.add(NodeFileDescriptorStats.create(name, ip, host, maxFileDescriptors));
        }
    }
    return setBuilder.build();
}