实现IoTDB平均每分钟写入120万数据。

services/JiShe.CollectBus.Application/DataChannels/DataChannelManageService.cs

@@ -71,32 +71,47 @@ namespace JiShe.CollectBus.DataChannels
         /// </summary>
         /// <returns></returns>
         public async Task ScheduledMeterTaskReadding(ChannelReader<Tuple<string, List<MeterReadingTelemetryPacketInfo>>> _telemetryPacketInfoReader)
+        {
+            try
             {
                 var metadata = await _dbProvider.GetMetadata<MeterReadingTelemetryPacketInfo>();
-            var batchSize = 10000;
+                var batchSize = 200_00;
                 var timeout = TimeSpan.FromSeconds(5); // 默认超时时间为5秒
+                var timer = Stopwatch.StartNew();
+                long timeoutMilliseconds = 0;
 
                 List<MeterReadingTelemetryPacketInfo> taskInfoList = new List<MeterReadingTelemetryPacketInfo>();
-            var startTime = DateTime.Now;
-            var timer = new Stopwatch();
                 while (true)
                 {
-                var canRead = await _telemetryPacketInfoReader.WaitToReadAsync();
+                    var canRead = _telemetryPacketInfoReader.Count;
-                if (!canRead)
+                    if (canRead <= 0)
                     {
+                        if (timeoutMilliseconds > 0)
+                        {
+                            _logger.LogError($"{nameof(ScheduledMeterTaskReadding)} 通道处理数据耗时{timeoutMilliseconds}毫秒");
+                        }
+                        timeoutMilliseconds = 0;
+                        //无消息时短等待1秒
+                        await Task.Delay(100_0);
                         continue;
                     }
+                    timer.Restart();
+
+                    var startTime = DateTime.Now;
 
                     while (taskInfoList != null && taskInfoList.Count < batchSize && (DateTime.Now - startTime) < timeout)
+                    {
+                        try
                         { 
                             if (_telemetryPacketInfoReader.TryRead(out var dataItem))
                             {
                                 taskInfoList.AddRange(dataItem.Item2);
                             }
-                    else
+                        }
+                        catch (Exception ee)
                         {
-                        //无消息时短暂等待
+
-                        await Task.Delay(5);
+                            throw;
                         }
                     }
 
@@ -115,10 +130,19 @@ namespace JiShe.CollectBus.DataChannels
 
                         taskInfoList.Clear();
                     }
+                    timer.Stop();
+
+                    timeoutMilliseconds = timeoutMilliseconds + timer.ElapsedMilliseconds;
 
                     startTime = DateTime.Now;
                 }
             }
+            catch (Exception ex)
+            {
+
+                throw;
+            }
+        }
 
         /// <summary>
         /// Kafka 推送消息

services/JiShe.CollectBus.Application/ScheduledMeterReading/BasicScheduledMeterReadingService.cs

@@ -32,6 +32,7 @@ using static IdentityModel.ClaimComparer;
 using JiShe.CollectBus.DataChannels;
 using JiShe.CollectBus.DataMigration.Options;
 using static System.Runtime.InteropServices.JavaScript.JSType;
+using static System.Formats.Asn1.AsnWriter;
 
 namespace JiShe.CollectBus.ScheduledMeterReading
 {
@@ -257,7 +258,7 @@ namespace JiShe.CollectBus.ScheduledMeterReading
                             var tempTask = await AmmerterCreatePublishTaskAction(timeDensity, data, groupIndex, timestamps);
                             if (tempTask == null || tempTask.Count <= 0)
                             {
-                                _logger.LogWarning($"电表 {data.Name} 任务数据构建失败：{data.Serialize()}");
+                                //_logger.LogWarning($"电表 {data.Name} 任务数据构建失败：{data.Serialize()}");
                                 return;
                             }
                             _ = _dataChannelManage.ScheduledMeterTaskWriter(DataChannelManage.TaskDataChannel.Writer, Tuple.Create(ProtocolConst.AmmeterSubscriberWorkerAutoValveControlIssuedEventName, tempTask));
@@ -332,9 +333,10 @@ namespace JiShe.CollectBus.ScheduledMeterReading
             //此处代码不要删除
 #if DEBUG
             var timeDensity = "15";
-            var redisCacheMeterInfoHashKeyTemp = $"{string.Format(RedisConst.CacheMeterInfoHashKey, SystemType, "JiSheCollectBus2", MeterTypeEnum.Ammeter, timeDensity)}";
+            var serverTagName = "JiSheCollectBus2";
-            var redisCacheMeterInfoSetIndexKeyTemp = $"{string.Format(RedisConst.CacheMeterInfoSetIndexKey, SystemType, "JiSheCollectBus2", MeterTypeEnum.Ammeter, timeDensity)}";
+            var redisCacheMeterInfoHashKeyTemp = $"{string.Format(RedisConst.CacheMeterInfoHashKey, SystemType, serverTagName, MeterTypeEnum.Ammeter, timeDensity)}";
-            var redisCacheMeterInfoZSetScoresIndexKeyTemp = $"{string.Format(RedisConst.CacheMeterInfoZSetScoresIndexKey, SystemType, "JiSheCollectBus2", MeterTypeEnum.Ammeter, timeDensity)}";
+            var redisCacheMeterInfoSetIndexKeyTemp = $"{string.Format(RedisConst.CacheMeterInfoSetIndexKey, SystemType, serverTagName, MeterTypeEnum.Ammeter, timeDensity)}";
+            var redisCacheMeterInfoZSetScoresIndexKeyTemp = $"{string.Format(RedisConst.CacheMeterInfoZSetScoresIndexKey, SystemType, serverTagName, MeterTypeEnum.Ammeter, timeDensity)}";
 
             List<AmmeterInfo> meterInfos = new List<AmmeterInfo>();
             List<string> focusAddressDataLista = new List<string>();
@@ -1499,8 +1501,8 @@ namespace JiShe.CollectBus.ScheduledMeterReading
             List<T> meterInfos = new List<T>();
             decimal? cursor = null;
             string member = null;
-            bool hasNext;
+
-            do
+            while (true)
             {
                 var page = await _redisDataCacheService.GetAllPagedData<T>(
                     redisCacheMeterInfoHashKeyTemp,
@@ -1510,10 +1512,14 @@ namespace JiShe.CollectBus.ScheduledMeterReading
                     lastMember: member);
 
                 meterInfos.AddRange(page.Items);
-                cursor = page.HasNext ? page.NextScore : null;
+                if (!page.HasNext)
-                member = page.HasNext ? page.NextMember : null;
+                {
-                hasNext = page.HasNext;
+                    break;
-            } while (hasNext);
+                }
+
+                cursor = page.NextScore;
+                member = page.NextMember;
+            }
 
 
             //var page = await _redisDataCacheService.GetAllPagedData<T>(
@@ -1530,8 +1536,12 @@ namespace JiShe.CollectBus.ScheduledMeterReading
                 _logger.LogError($"{nameof(CreateMeterPublishTask)} {meterType}的{timeDensity}分钟采集待下发任务创建失败，没有获取到缓存信息,-105");
                 return;
             }
+            timer.Stop();
+
             _logger.LogError($"{nameof(CreateMeterPublishTask)} 构建采集待下发任务，缓存获取信息共花费{timer.ElapsedMilliseconds}毫秒");
 
+            timer.Restart();
+
             await DeviceGroupBalanceControl.ProcessWithThrottleAsync(
                 items: meterInfos,
                 deviceIdSelector: data => data.MeterId.ToString(),

services/JiShe.CollectBus.Application/ScheduledMeterReading/EnergySystemScheduledMeterReadingService.cs

@@ -166,7 +166,7 @@ namespace JiShe.CollectBus.ScheduledMeterReading
                 INNER JOIN TB_AmmeterInfo(nolock) AS C ON B.AmmeterID=C.ID
                 INNER JOIN TB_FocusInfo(nolock) AS D ON D.ID=C.FocusID
                 INNER JOIN TB_GatherInfo(NOLOCK) AS E ON E.ID=D.GatherInfoID
-                WHERE A.IsForbid=0 and A.State<>-1 and E.GatherCode LIKE '%V4%'  and A.TripTime";
+                WHERE A.IsForbid=0 and A.State<>-1 and E.GatherCode LIKE '%V4%' ";
 
             if (!string.IsNullOrWhiteSpace(currentTime))
             {

shared/JiShe.CollectBus.Common/DeviceBalanceControl/DeviceGroupBalanceControl.cs

@@ -204,6 +204,7 @@ namespace JiShe.CollectBus.Common.DeviceBalanceControl
 
             int actualThreads = maxConcurrency ?? recommendedThreads;
 
+
             // 创建节流器
             using var throttler = new SemaphoreSlim(initialCount: actualThreads);