From 707ad0772284ef6d4afb2afc0928781da9d8fb50 Mon Sep 17 00:00:00 2001
From: Kristine Kunapuli <49738148+kkunapuli@users.noreply.github.com>
Date: Wed, 21 Aug 2024 12:04:03 -0400
Subject: [PATCH] Revert "chore: add tracing info to some backend APIs" (#9843)

---
 master/internal/api_agents.go                   | 10 +---------
 master/internal/api_job.go                      | 17 +++++------------
 master/internal/job/jobservice/jobservice.go    |  9 +--------
 master/internal/rm/kubernetesrm/jobs.go         |  9 +--------
 .../kubernetesrm/kubernetes_resource_manager.go |  6 +-----
 .../internal/rm/kubernetesrm/resource_pool.go   |  8 +-------
 6 files changed, 10 insertions(+), 49 deletions(-)

diff --git a/master/internal/api_agents.go b/master/internal/api_agents.go
index d87b3ee80ab..d88e5245da2 100644
--- a/master/internal/api_agents.go
+++ b/master/internal/api_agents.go
@@ -2,7 +2,6 @@ package internal
 
 import (
 	"context"
-	"runtime/trace"
 
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
@@ -21,14 +20,7 @@ import (
 func (a *apiServer) GetAgents(
 	ctx context.Context, req *apiv1.GetAgentsRequest,
 ) (*apiv1.GetAgentsResponse, error) {
-	ctx, task := trace.NewTask(ctx, "GetAgents")
-	defer task.End()
-
-	var resp *apiv1.GetAgentsResponse
-	var err error
-	trace.WithRegion(ctx, "resourceManager.GetAgents", func() {
-		resp, err = a.m.rm.GetAgents()
-	})
+	resp, err := a.m.rm.GetAgents()
 	if err != nil {
 		return nil, err
 	}
diff --git a/master/internal/api_job.go b/master/internal/api_job.go
index 9a2d835dfb5..dfedf65e9a0 100644
--- a/master/internal/api_job.go
+++ b/master/internal/api_job.go
@@ -2,7 +2,6 @@ package internal
 
 import (
 	"context"
-	"runtime/trace"
 
 	"github.com/determined-ai/determined/master/internal/api"
 	"github.com/determined-ai/determined/master/internal/job/jobservice"
@@ -50,17 +49,11 @@ func (a *apiServer) GetJobs(
 func (a *apiServer) GetJobsV2(
 	ctx context.Context, req *apiv1.GetJobsV2Request,
 ) (resp *apiv1.GetJobsV2Response, err error) {
-	ctx, task := trace.NewTask(ctx, "GetJobsV2")
-	defer task.End()
-
-	var jobs []*jobv1.Job
-	trace.WithRegion(ctx, "jobservice.GetJobs", func() {
-		jobs, err = jobservice.DefaultService.GetJobs(
-			rm.ResourcePoolName(req.ResourcePool),
-			req.OrderBy == apiv1.OrderBy_ORDER_BY_DESC,
-			req.States,
-		)
-	})
+	jobs, err := jobservice.DefaultService.GetJobs(
+		rm.ResourcePoolName(req.ResourcePool),
+		req.OrderBy == apiv1.OrderBy_ORDER_BY_DESC,
+		req.States,
+	)
 	if err != nil {
 		return nil, err
 	}
diff --git a/master/internal/job/jobservice/jobservice.go b/master/internal/job/jobservice/jobservice.go
index 1cdf7a03630..e0f7864a214 100644
--- a/master/internal/job/jobservice/jobservice.go
+++ b/master/internal/job/jobservice/jobservice.go
@@ -1,10 +1,8 @@
 package jobservice
 
 import (
-	"context"
 	"database/sql"
 	"fmt"
-	"runtime/trace"
 	"sort"
 	"strings"
 	"sync"
@@ -98,15 +96,10 @@ func (s *Service) GetJobs(
 	desc bool,
 	states []jobv1.State,
 ) ([]*jobv1.Job, error) {
-	// waiting on this lock
 	s.mu.Lock()
 	defer s.mu.Unlock()
 
-	var jobQ map[model.JobID]*sproto.RMJobInfo
-	var err error
-	trace.WithRegion(context.Background(), "resourceManager.GetJobQ", func() {
-		jobQ, err = s.rm.GetJobQ(resourcePool)
-	})
+	jobQ, err := s.rm.GetJobQ(resourcePool)
 	if err != nil {
 		s.syslog.WithError(err).Error("getting job queue info from RM")
 		return nil, err
diff --git a/master/internal/rm/kubernetesrm/jobs.go b/master/internal/rm/kubernetesrm/jobs.go
index a7d7696ad27..83d47909bde 100644
--- a/master/internal/rm/kubernetesrm/jobs.go
+++ b/master/internal/rm/kubernetesrm/jobs.go
@@ -7,7 +7,6 @@ import (
 	"math"
 	"os"
 	"path/filepath"
-	"runtime/trace"
 	"slices"
 	"strconv"
 	"strings"
@@ -1050,15 +1049,9 @@ func (j *jobsService) refreshPodStates(allocationID model.AllocationID) error {
 }
 
 func (j *jobsService) GetAgents() (*apiv1.GetAgentsResponse, error) {
-	// waiting on this lock
 	j.mu.Lock()
 	defer j.mu.Unlock()
-	var resp *apiv1.GetAgentsResponse
-	var err error
-	trace.WithRegion(context.Background(), "jobsService.GetAgents", func() {
-		resp, err = j.getAgents()
-	})
-	return resp, err
+	return j.getAgents()
 }
 
 func (j *jobsService) GetAgent(msg *apiv1.GetAgentRequest) *apiv1.GetAgentResponse {
diff --git a/master/internal/rm/kubernetesrm/kubernetes_resource_manager.go b/master/internal/rm/kubernetesrm/kubernetes_resource_manager.go
index 908893f984e..9ec6065dd66 100644
--- a/master/internal/rm/kubernetesrm/kubernetes_resource_manager.go
+++ b/master/internal/rm/kubernetesrm/kubernetes_resource_manager.go
@@ -5,7 +5,6 @@ import (
 	"crypto/tls"
 	"fmt"
 	"maps"
-	"runtime/trace"
 	"slices"
 	"time"
 
@@ -240,10 +239,7 @@ func (k *ResourceManager) GetJobQ(rpName rm.ResourcePoolName) (map[model.JobID]*
 	if err != nil {
 		return nil, err
 	}
-	var resp map[model.JobID]*sproto.RMJobInfo
-	trace.WithRegion(context.Background(), "resourcepool.GetJobQ", func() {
-		resp = rp.GetJobQ()
-	})
+	resp := rp.GetJobQ()
 	return resp, nil
 }
 
diff --git a/master/internal/rm/kubernetesrm/resource_pool.go b/master/internal/rm/kubernetesrm/resource_pool.go
index 8579aee7976..7ae1d9eaf09 100644
--- a/master/internal/rm/kubernetesrm/resource_pool.go
+++ b/master/internal/rm/kubernetesrm/resource_pool.go
@@ -4,7 +4,6 @@ import (
 	"context"
 	"database/sql"
 	"fmt"
-	"runtime/trace"
 	"sync"
 
 	"github.com/google/uuid"
@@ -128,16 +127,11 @@ func (k *kubernetesResourcePool) PendingPreemption(msg sproto.PendingPreemption)
 }
 
 func (k *kubernetesResourcePool) GetJobQ() map[model.JobID]*sproto.RMJobInfo {
-	// waiting on this lock
 	k.mu.Lock()
 	defer k.mu.Unlock()
 	k.tryAdmitPendingTasks = true
 
-	var resp map[model.JobID]*sproto.RMJobInfo
-	trace.WithRegion(context.Background(), "resourcepool.k8s.jobQInfo", func() {
-		resp = k.jobQInfo()
-	})
-	return resp
+	return k.jobQInfo()
 }
 
 func (k *kubernetesResourcePool) GetJobQStats() *jobv1.QueueStats {