Merge pull request ceph#58079 from jrchyang/main

os/bluestore: corrected the description of the bluefs stats output

Reviewed-by: Igor Fedotov <[email protected]>

Author: ifed01

src/os/bluestore/BlueStore.cc

@@ -18722,7 +18722,7 @@ void RocksDBBlueFSVolumeSelector::dump(ostream& sout) {
        << ", l_multi=" << byte_u_t(level_multiplier)
        << std::endl;
   constexpr std::array<const char*, 8> names{ {
-    "DEV/LEV",
+    "LEV/DEV",
     "WAL",
     "DB",
     "SLOW",

src/os/bluestore/BlueStore.h

@@ -4256,8 +4256,8 @@ class RocksDBBlueFSVolumeSelector : public BlueFSVolumeSelector
     LEVEL_SLOW,
     LEVEL_MAX
   };
-  // add +1 row for corresponding per-device totals
-  // add +1 column for per-level actual (taken from file size) total
+  // add +1 row for per-level actual (taken from file size) total
+  // add +1 column for corresponding per-device totals
   typedef matrix_2d<std::atomic<uint64_t>, BlueFS::MAX_BDEV + 1, LEVEL_MAX - LEVEL_FIRST + 1> per_level_per_dev_usage_t;
 
   per_level_per_dev_usage_t per_level_per_dev_usage;