Merge pull request #12257 from adrianreber/2021-11-10-print-stats

Add optional checkpoint/restore statistics

1 files changed, 32 insertions, 0 deletions

diff --git a/libpod/define/checkpoint_restore.go b/libpod/define/checkpoint_restore.go
new file mode 100644
index 000000000..536bdde9a
--- /dev/null
+++ b/libpod/define/checkpoint_restore.go
@@ -0,0 +1,32 @@
+package define
+
+// This contains values reported by CRIU during
+// checkpointing or restoring.
+// All names are the same as reported by CRIU.
+type CRIUCheckpointRestoreStatistics struct {
+	// Checkpoint values
+	// Time required to freeze/pause/quiesce the processes
+	FreezingTime uint32 `json:"freezing_time,omitempty"`
+	// Time the processes are actually not running during checkpointing
+	FrozenTime uint32 `json:"frozen_time,omitempty"`
+	// Time required to extract memory pages from the processes
+	MemdumpTime uint32 `json:"memdump_time,omitempty"`
+	// Time required to write memory pages to disk
+	MemwriteTime uint32 `json:"memwrite_time,omitempty"`
+	// Number of memory pages CRIU analyzed
+	PagesScanned uint64 `json:"pages_scanned,omitempty"`
+	// Number of memory pages written
+	PagesWritten uint64 `json:"pages_written,omitempty"`
+
+	// Restore values
+	// Number of pages compared during restore
+	PagesCompared uint64 `json:"pages_compared,omitempty"`
+	// Number of COW pages skipped during restore
+	PagesSkippedCow uint64 `json:"pages_skipped_cow,omitempty"`
+	// Time required to fork processes
+	ForkingTime uint32 `json:"forking_time,omitempty"`
+	// Time required to restore
+	RestoreTime uint32 `json:"restore_time,omitempty"`
+	// Number of memory pages restored
+	PagesRestored uint64 `json:"pages_restored,omitempty"`
+}