chain prune hot -- hotstore online gc

documentation/en/api-v1-unstable-methods.md

@@ -29,6 +29,7 @@
   * [ChainGetTipSetByHeight](#ChainGetTipSetByHeight)
   * [ChainHasObj](#ChainHasObj)
   * [ChainHead](#ChainHead)
+  * [ChainHotGC](#ChainHotGC)
   * [ChainNotify](#ChainNotify)
   * [ChainPrune](#ChainPrune)
   * [ChainPutObj](#ChainPutObj)
@@ -1074,6 +1075,25 @@ Response:
 }
 ```
 
+### ChainHotGC
+ChainHotGC does online (badger) GC on the hot store; only supported if you are using
+the splitstore
+
+
+Perms: admin
+
+Inputs:
+```json
+[
+  {
+    "Threshold": 12.3,
+    "Periodic": true
+  }
+]
+```
+
+Response: `{}`
+
 ### ChainNotify
 ChainNotify returns channel with chain head updates.
 First message is guaranteed to be of len == 1, and type == 'current'.
@@ -1098,7 +1118,7 @@ Response:
 ```
 
 ### ChainPrune
-ChainPrune prunes the stored chain state and garbage collects; only supported if you
+ChainPrune forces compaction on cold store and garbage collects; only supported if you
 are using the splitstore
 
 

documentation/en/cli-lotus.md

@@ -2117,7 +2117,7 @@ COMMANDS:
      decode                            decode various types
      encode                            encode various types
      disputer                          interact with the window post disputer
-     prune                             prune the stored chain state and perform garbage collection
+     prune                             splitstore gc
      help, h                           Shows a list of commands or help for one command
 
 OPTIONS:
@@ -2465,10 +2465,28 @@ OPTIONS:
 ### lotus chain prune
 ```
 NAME:
-   lotus chain prune - prune the stored chain state and perform garbage collection
+   lotus chain prune - splitstore gc
 
 USAGE:
-   lotus chain prune [command options] [arguments...]
+   lotus chain prune command [command options] [arguments...]
+
+COMMANDS:
+     compact-cold  force splitstore compaction on cold store state and run gc
+     hot           run online (badger vlog) garbage collection on hotstore
+     help, h       Shows a list of commands or help for one command
+
+OPTIONS:
+   --help, -h  show help (default: false)
+   
+```
+
+#### lotus chain prune compact-cold
+```
+NAME:
+   lotus chain prune compact-cold - force splitstore compaction on cold store state and run gc
+
+USAGE:
+   lotus chain prune compact-cold [command options] [arguments...]
 
 OPTIONS:
    --moving-gc        use moving gc for garbage collecting the coldstore (default: false)
@@ -2477,6 +2495,20 @@ OPTIONS:
    
 ```
 
+#### lotus chain prune hot
+```
+NAME:
+   lotus chain prune hot - run online (badger vlog) garbage collection on hotstore
+
+USAGE:
+   lotus chain prune hot [command options] [arguments...]
+
+OPTIONS:
+   --periodic         Run periodic gc over multiple vlogs. Otherwise run gc once (default: false)
+   --threshold value  Threshold of vlog garbage for gc (default: 0.01)
+   
+```
+
 ## lotus log
 ```
 NAME: