arcstat: add target size of data, meta, MFU, MRU

arcstat: add target size of ARC data, ARC metadata, MFU, MRU Signed-off-by: Theera K. <[email protected]>
openzfs · Sep 10, 2024 · 6e8c31c · 6e8c31c
1 parent d6b3ea4
commit 6e8c31c
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/cmd/arcstat.in b/cmd/arcstat.in
@@ -193,6 +193,7 @@ typefields = {
 }
 typestats = {                               # size stats
     "percent":  "cachessz",                 # percentage of this value
+    "tg":       ["_target", "target"],
     "sz":       ["_size", "size"],
 }
 
@@ -206,6 +207,7 @@ statefields = {
 targetstats = {
     "percent":  "cachessz",                 # percentage of this value
     "fields":   ["mfu", "mru"],             # only applicable to these fields
+    "tg":       ["_target", "target"],
     "dat":      ["_data_target", "data target"],
     "met":      ["_metadata_target", "metadata target"],
 }
@@ -362,7 +364,7 @@ def snap_stats():
     kstat_update()
 
     cur = kstat
-    
+
     # fill in additional values from arc_summary
     cur["caches_size"] = caches_size = cur["anon_data"]+cur["anon_metadata"]+\
         cur["mfu_data"]+cur["mfu_metadata"]+cur["mru_data"]+cur["mru_metadata"]+\
@@ -379,7 +381,12 @@ def snap_stats():
     cur["mru_data_target"] = v / 65536 * caches_size / 65536
     v = int(pm)*int(meta)/s
     cur["mru_metadata_target"] = v / 65536 * caches_size / 65536
-
+
+    cur["data_target"] = cur["mfu_data_target"] + cur["mru_data_target"]
+    cur["metadata_target"] = cur["mfu_metadata_target"] + cur["mru_metadata_target"]
+    cur["mfu_target"] = cur["mfu_data_target"] + cur["mfu_metadata_target"]
+    cur["mru_target"] = cur["mru_data_target"] + cur["mru_metadata_target"]
+
     for key in cur:
         if re.match(key, "class"):
             continue