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Code Releases Activity

Refactor pprof labels and process desc (#32909)

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* Deprecate "gopid" in log, it is not useful and requires very hacky
approach
* Remove "git.Command.SetDescription" because it is not useful and only
makes the logs too flexible
This commit is contained in:
wxiaoguang
2024-12-20 12:17:14 +08:00
committed by GitHub
parent c66de245c4
commit 52b319bc00
31 changed files with 182 additions and 247 deletions
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21
modules/process/manager.go
View File

@@ -11,6 +11,8 @@ import (
"sync"
"sync/atomic"
"time"
"code.gitea.io/gitea/modules/gtprof"
)
// TODO: This packages still uses a singleton for the Manager.
@@ -25,18 +27,6 @@ var (
DefaultContext = context.Background()
)
// DescriptionPProfLabel is a label set on goroutines that have a process attached
const DescriptionPProfLabel = "process_description"
// PIDPProfLabel is a label set on goroutines that have a process attached
const PIDPProfLabel = "pid"
// PPIDPProfLabel is a label set on goroutines that have a process attached
const PPIDPProfLabel = "ppid"
// ProcessTypePProfLabel is a label set on goroutines that have a process attached
const ProcessTypePProfLabel = "process_type"
// IDType is a pid type
type IDType string
@@ -187,7 +177,12 @@ func (pm *Manager) Add(ctx context.Context, description string, cancel context.C
Trace(true, pid, description, parentPID, processType)
pprofCtx := pprof.WithLabels(ctx, pprof.Labels(DescriptionPProfLabel, description, PPIDPProfLabel, string(parentPID), PIDPProfLabel, string(pid), ProcessTypePProfLabel, processType))
pprofCtx := pprof.WithLabels(ctx, pprof.Labels(
gtprof.LabelProcessDescription, description,
gtprof.LabelPpid, string(parentPID),
gtprof.LabelPid, string(pid),
gtprof.LabelProcessType, processType,
))
if currentlyRunning {
pprof.SetGoroutineLabels(pprofCtx)
}

14
modules/process/manager_stacktraces.go
View File

@@ -10,6 +10,8 @@ import (
"sort"
"time"
"code.gitea.io/gitea/modules/gtprof"
"github.com/google/pprof/profile"
)
@@ -202,7 +204,7 @@ func (pm *Manager) ProcessStacktraces(flat, noSystem bool) ([]*Process, int, int
// Add the non-process associated labels from the goroutine sample to the Stack
for name, value := range sample.Label {
if name == DescriptionPProfLabel || name == PIDPProfLabel || (!flat && name == PPIDPProfLabel) || name == ProcessTypePProfLabel {
if name == gtprof.LabelProcessDescription || name == gtprof.LabelPid || (!flat && name == gtprof.LabelPpid) || name == gtprof.LabelProcessType {
continue
}
@@ -224,7 +226,7 @@ func (pm *Manager) ProcessStacktraces(flat, noSystem bool) ([]*Process, int, int
var process *Process
// Try to get the PID from the goroutine labels
if pidvalue, ok := sample.Label[PIDPProfLabel]; ok && len(pidvalue) == 1 {
if pidvalue, ok := sample.Label[gtprof.LabelPid]; ok && len(pidvalue) == 1 {
pid := IDType(pidvalue[0])
// Now try to get the process from our map
@@ -238,20 +240,20 @@ func (pm *Manager) ProcessStacktraces(flat, noSystem bool) ([]*Process, int, int
// get the parent PID
ppid := IDType("")
if value, ok := sample.Label[PPIDPProfLabel]; ok && len(value) == 1 {
if value, ok := sample.Label[gtprof.LabelPpid]; ok && len(value) == 1 {
ppid = IDType(value[0])
}
// format the description
description := "(dead process)"
if value, ok := sample.Label[DescriptionPProfLabel]; ok && len(value) == 1 {
if value, ok := sample.Label[gtprof.LabelProcessDescription]; ok && len(value) == 1 {
description = value[0] + " " + description
}
// override the type of the process to "code" but add the old type as a label on the first stack
ptype := NoneProcessType
if value, ok := sample.Label[ProcessTypePProfLabel]; ok && len(value) == 1 {
stack.Labels = append(stack.Labels, &Label{Name: ProcessTypePProfLabel, Value: value[0]})
if value, ok := sample.Label[gtprof.LabelProcessType]; ok && len(value) == 1 {
stack.Labels = append(stack.Labels, &Label{Name: gtprof.LabelProcessType, Value: value[0]})
}
process = &Process{
PID: pid,