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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2021-08-23 13:33:19 -0400
committerGitHub <noreply@github.com>2021-08-23 13:33:19 -0400
commitf9d706bc4982255f40a77ee3dcfb8e3369570ccc (patch)
treef7b927f7d7e89640ec4255b6bd50ba61007aa2c2 /cmd/podman/root.go
parentac5f2e1162a4a04c171c4ae6209f71d14371bf30 (diff)
parent7b54a5fbe861298d554b201b508250f62609cc56 (diff)
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Merge pull request #11308 from vrothberg/profiling
profiling: higher memory sampling rate
Diffstat (limited to 'cmd/podman/root.go')
-rw-r--r--cmd/podman/root.go12
1 files changed, 12 insertions, 0 deletions
diff --git a/cmd/podman/root.go b/cmd/podman/root.go
index 1275f5631..371ded9a8 100644
--- a/cmd/podman/root.go
+++ b/cmd/podman/root.go
@@ -6,6 +6,7 @@ import (
"path/filepath"
"runtime"
"runtime/pprof"
+ "strconv"
"strings"
"github.com/containers/common/pkg/completion"
@@ -194,6 +195,17 @@ func persistentPreRunE(cmd *cobra.Command, args []string) error {
return err
}
}
+ if cmd.Flag("memory-profile").Changed {
+ // Same value as the default in github.com/pkg/profile.
+ runtime.MemProfileRate = 4096
+ if rate := os.Getenv("MemProfileRate"); rate != "" {
+ r, err := strconv.Atoi(rate)
+ if err != nil {
+ return err
+ }
+ runtime.MemProfileRate = r
+ }
+ }
if cfg.MaxWorks <= 0 {
return errors.Errorf("maximum workers must be set to a positive number (got %d)", cfg.MaxWorks)