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Diffstat (limited to 'runsc/cmd/debug.go')
-rw-r--r--runsc/cmd/debug.go66
1 files changed, 54 insertions, 12 deletions
diff --git a/runsc/cmd/debug.go b/runsc/cmd/debug.go
index f37415810..b5de2588b 100644
--- a/runsc/cmd/debug.go
+++ b/runsc/cmd/debug.go
@@ -22,27 +22,30 @@ import (
"syscall"
"time"
- "flag"
"github.com/google/subcommands"
"gvisor.dev/gvisor/pkg/log"
"gvisor.dev/gvisor/pkg/sentry/control"
"gvisor.dev/gvisor/runsc/boot"
"gvisor.dev/gvisor/runsc/container"
+ "gvisor.dev/gvisor/runsc/flag"
)
// Debug implements subcommands.Command for the "debug" command.
type Debug struct {
- pid int
- stacks bool
- signal int
- profileHeap string
- profileCPU string
- trace string
- strace string
- logLevel string
- logPackets string
- duration time.Duration
- ps bool
+ pid int
+ stacks bool
+ signal int
+ profileHeap string
+ profileCPU string
+ profileGoroutine string
+ profileBlock string
+ profileMutex string
+ trace string
+ strace string
+ logLevel string
+ logPackets string
+ duration time.Duration
+ ps bool
}
// Name implements subcommands.Command.
@@ -66,6 +69,9 @@ func (d *Debug) SetFlags(f *flag.FlagSet) {
f.BoolVar(&d.stacks, "stacks", false, "if true, dumps all sandbox stacks to the log")
f.StringVar(&d.profileHeap, "profile-heap", "", "writes heap profile to the given file.")
f.StringVar(&d.profileCPU, "profile-cpu", "", "writes CPU profile to the given file.")
+ f.StringVar(&d.profileGoroutine, "profile-goroutine", "", "writes goroutine profile to the given file.")
+ f.StringVar(&d.profileBlock, "profile-block", "", "writes block profile to the given file.")
+ f.StringVar(&d.profileMutex, "profile-mutex", "", "writes mutex profile to the given file.")
f.DurationVar(&d.duration, "duration", time.Second, "amount of time to wait for CPU and trace profiles")
f.StringVar(&d.trace, "trace", "", "writes an execution trace to the given file.")
f.IntVar(&d.signal, "signal", -1, "sends signal to the sandbox")
@@ -147,6 +153,42 @@ func (d *Debug) Execute(_ context.Context, f *flag.FlagSet, args ...interface{})
}
log.Infof("Heap profile written to %q", d.profileHeap)
}
+ if d.profileGoroutine != "" {
+ f, err := os.Create(d.profileGoroutine)
+ if err != nil {
+ return Errorf(err.Error())
+ }
+ defer f.Close()
+
+ if err := c.Sandbox.GoroutineProfile(f); err != nil {
+ return Errorf(err.Error())
+ }
+ log.Infof("Goroutine profile written to %q", d.profileGoroutine)
+ }
+ if d.profileBlock != "" {
+ f, err := os.Create(d.profileBlock)
+ if err != nil {
+ return Errorf(err.Error())
+ }
+ defer f.Close()
+
+ if err := c.Sandbox.BlockProfile(f); err != nil {
+ return Errorf(err.Error())
+ }
+ log.Infof("Block profile written to %q", d.profileBlock)
+ }
+ if d.profileMutex != "" {
+ f, err := os.Create(d.profileMutex)
+ if err != nil {
+ return Errorf(err.Error())
+ }
+ defer f.Close()
+
+ if err := c.Sandbox.MutexProfile(f); err != nil {
+ return Errorf(err.Error())
+ }
+ log.Infof("Mutex profile written to %q", d.profileMutex)
+ }
delay := false
if d.profileCPU != "" {