Examples with PERFORMANCE_STATISTICS_ROTATE org.apache.ignite.internal.util.distributed.DistributedProcess.DistributedProcessType.PERFORMANCE_STATISTICS_ROTATE used on opensource projects

Example 1 with PERFORMANCE_STATISTICS_ROTATE

use of org.apache.ignite.internal.util.distributed.DistributedProcess.DistributedProcessType.PERFORMANCE_STATISTICS_ROTATE in project ignite by apache.

the class PerformanceStatisticsProcessor method start.

/**
 * {@inheritDoc}
 */
@Override
public void start() throws IgniteCheckedException {
    super.start();
    ctx.internalSubscriptionProcessor().registerDistributedMetastorageListener(new DistributedMetastorageLifecycleListener() {

        @Override
        public void onReadyForRead(ReadableDistributedMetaStorage metastorage) {
            metastorage.listen(PERF_STAT_KEY::equals, (key, oldVal, newVal) -> {
                // Skip history on local join.
                if (!ctx.discovery().localJoinFuture().isDone())
                    return;
                onMetastorageUpdate((boolean) newVal);
            });
        }

        @Override
        public void onReadyForWrite(DistributedMetaStorage metastorage) {
            PerformanceStatisticsProcessor.this.metastorage = metastorage;
            try {
                Boolean performanceStatsEnabled = metastorage.read(PERF_STAT_KEY);
                if (performanceStatsEnabled == null)
                    return;
                onMetastorageUpdate(performanceStatsEnabled);
            } catch (IgniteCheckedException e) {
                throw new IgniteException(e);
            }
        }
    });
    rotateProc = new DistributedProcess<>(ctx, PERFORMANCE_STATISTICS_ROTATE, req -> ctx.closure().callLocalSafe(() -> {
        rotateWriter();
        return null;
    }), (id, res, err) -> {
    });
}