peng-yongsheng closed pull request #1022: avoid "by zero" exception when all request are error URL: https://github.com/apache/incubator-skywalking/pull/1022
This is a PR merged from a forked repository. As GitHub hides the original diff on merge, it is displayed below for the sake of provenance: As this is a foreign pull request (from a fork), the diff is supplied below (as it won't show otherwise due to GitHub magic): diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ui/ServiceMetricEsUIDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ui/ServiceMetricEsUIDAO.java index 34ae4130c..2b10a5be1 100644 --- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ui/ServiceMetricEsUIDAO.java +++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ui/ServiceMetricEsUIDAO.java @@ -73,10 +73,8 @@ public void accept(DurationPoint durationPoint) { for (MultiGetItemResponse response : multiGetResponse.getResponses()) { if (response.getResponse().isExists()) { long calls = ((Number) response.getResponse().getSource().get(ServiceMetricTable.COLUMN_TRANSACTION_CALLS)).longValue(); - long errorCalls = ((Number) response.getResponse().getSource().get(ServiceMetricTable.COLUMN_TRANSACTION_ERROR_CALLS)).longValue(); long durationSum = ((Number) response.getResponse().getSource().get(ServiceMetricTable.COLUMN_TRANSACTION_DURATION_SUM)).longValue(); - long errorDurationSum = ((Number) response.getResponse().getSource().get(ServiceMetricTable.COLUMN_TRANSACTION_ERROR_DURATION_SUM)).longValue(); - trends.add((int) ((durationSum - errorDurationSum) / (calls - errorCalls))); + trends.add((int) (durationSum / calls)); } else { trends.add(0); } diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ui/InstanceMetricH2UIDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ui/InstanceMetricH2UIDAO.java index 410ccd366..102f01ed0 100644 --- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ui/InstanceMetricH2UIDAO.java +++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ui/InstanceMetricH2UIDAO.java @@ -90,10 +90,8 @@ public InstanceMetricH2UIDAO(H2Client client) { try (ResultSet rs = client.executeQuery(sql, new Object[] {id})) { if (rs.next()) { long callTimes = rs.getLong(InstanceMetricTable.COLUMN_TRANSACTION_CALLS); - long errorCallTimes = rs.getLong(InstanceMetricTable.COLUMN_TRANSACTION_ERROR_CALLS); long durationSum = rs.getLong(InstanceMetricTable.COLUMN_TRANSACTION_DURATION_SUM); - long errorDurationSum = rs.getLong(InstanceMetricTable.COLUMN_BUSINESS_TRANSACTION_ERROR_DURATION_SUM); - responseTimeTrends.add((int)((durationSum - errorDurationSum) / (callTimes - errorCallTimes))); + responseTimeTrends.add((int) (durationSum / callTimes)); } else { responseTimeTrends.add(0); } diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ui/ServiceMetricH2UIDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ui/ServiceMetricH2UIDAO.java index 247283b86..724c62961 100644 --- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ui/ServiceMetricH2UIDAO.java +++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ui/ServiceMetricH2UIDAO.java @@ -65,10 +65,8 @@ public ServiceMetricH2UIDAO(H2Client client) { try (ResultSet rs = client.executeQuery(sql, new String[] {id})) { if (rs.next()) { long calls = rs.getLong(ServiceMetricTable.COLUMN_TRANSACTION_CALLS); - long errorCalls = rs.getLong(ServiceMetricTable.COLUMN_TRANSACTION_ERROR_CALLS); long durationSum = rs.getLong(ServiceMetricTable.COLUMN_TRANSACTION_DURATION_SUM); - long errorDurationSum = rs.getLong(ServiceMetricTable.COLUMN_TRANSACTION_ERROR_DURATION_SUM); - trends.add((int)((durationSum - errorDurationSum) / (calls - errorCalls))); + trends.add((int) (durationSum / calls)); } else { trends.add(0); } diff --git a/apm-collector/apm-collector-ui/collector-ui-jetty-provider/src/main/java/org/apache/skywalking/apm/collector/ui/service/ServiceTopologyService.java b/apm-collector/apm-collector-ui/collector-ui-jetty-provider/src/main/java/org/apache/skywalking/apm/collector/ui/service/ServiceTopologyService.java index c8f54712b..92e05d1bb 100644 --- a/apm-collector/apm-collector-ui/collector-ui-jetty-provider/src/main/java/org/apache/skywalking/apm/collector/ui/service/ServiceTopologyService.java +++ b/apm-collector/apm-collector-ui/collector-ui-jetty-provider/src/main/java/org/apache/skywalking/apm/collector/ui/service/ServiceTopologyService.java @@ -86,7 +86,7 @@ public Topology getServiceTopology(Step step, int serviceId, long startTimeBucke Call call = new Call(); call.setSource(referenceMetric.getSource()); call.setTarget(referenceMetric.getTarget()); - call.setAvgResponseTime((referenceMetric.getDurations() - referenceMetric.getErrorDurations()) / (referenceMetric.getCalls() - referenceMetric.getErrorCalls())); + call.setAvgResponseTime(referenceMetric.getDurations() / referenceMetric.getCalls()); call.setCallType(components.getOrDefault(serviceNameCacheService.get(referenceMetric.getTarget()).getApplicationId(), Const.UNKNOWN)); try { int applicationId = serviceNameCacheService.get(referenceMetric.getTarget()).getApplicationId(); diff --git a/apm-collector/apm-collector-ui/collector-ui-jetty-provider/src/main/java/org/apache/skywalking/apm/collector/ui/service/TopologyBuilder.java b/apm-collector/apm-collector-ui/collector-ui-jetty-provider/src/main/java/org/apache/skywalking/apm/collector/ui/service/TopologyBuilder.java index 6ccf59647..c438f71c9 100644 --- a/apm-collector/apm-collector-ui/collector-ui-jetty-provider/src/main/java/org/apache/skywalking/apm/collector/ui/service/TopologyBuilder.java +++ b/apm-collector/apm-collector-ui/collector-ui-jetty-provider/src/main/java/org/apache/skywalking/apm/collector/ui/service/TopologyBuilder.java @@ -97,7 +97,7 @@ Topology build(List<IApplicationComponentUIDAO.ApplicationComponent> application } catch (ParseException e) { logger.error(e.getMessage(), e); } - applicationNode.setAvgResponseTime((applicationMetric.getDurations() - applicationMetric.getErrorDurations()) / (applicationMetric.getCalls() - applicationMetric.getErrorCalls())); + applicationNode.setAvgResponseTime(applicationMetric.getDurations() / applicationMetric.getCalls()); applicationNode.setApdex(ApdexCalculator.INSTANCE.calculate(applicationMetric.getSatisfiedCount(), applicationMetric.getToleratingCount(), applicationMetric.getFrustratedCount())); applicationNode.setAlarm(false); try { @@ -168,7 +168,7 @@ Topology build(List<IApplicationComponentUIDAO.ApplicationComponent> application } catch (ParseException e) { logger.error(e.getMessage(), e); } - call.setAvgResponseTime((referenceMetric.getDurations() - referenceMetric.getErrorDurations()) / (referenceMetric.getCalls() - referenceMetric.getErrorCalls())); + call.setAvgResponseTime(referenceMetric.getDurations() / referenceMetric.getCalls()); calls.add(call); }); @@ -215,7 +215,7 @@ Topology build(List<IApplicationComponentUIDAO.ApplicationComponent> application } catch (ParseException e) { logger.error(e.getMessage(), e); } - call.setAvgResponseTime((referenceMetric.getDurations() - referenceMetric.getErrorDurations()) / (referenceMetric.getCalls() - referenceMetric.getErrorCalls())); + call.setAvgResponseTime(referenceMetric.getDurations() / referenceMetric.getCalls()); calls.add(call); }); ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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