Index: dbmod.scm
==================================================================
--- dbmod.scm
+++ dbmod.scm
@@ -97,11 +97,12 @@
 	 (dbfile    (dbr:dbdat-dbfile dbdat)))
     ;; if nfs mode do a sync if delta > 2
     (let* ((last-update (dbr:dbstruct-last-update dbstruct))
 	   (sync-proc   (dbr:dbstruct-sync-proc dbstruct))
 	   (curr-secs   (current-seconds)))
-      (if (> (- curr-secs last-update) 5)
+      (if (and (not (eq? (dbfile:cache-method) 'none)) ;; used by dashboard, no need for sync
+	       (> (- curr-secs last-update) 5))
 	  (begin
 	    (sync-proc last-update)
 
 	    ;; MOVE THIS CALL TO INSIDE THE sync-proc CALL
 	    (dbr:dbstruct-last-update-set! dbstruct curr-secs)
@@ -214,20 +215,23 @@
 					      (synclock-file (conc dbfullname".sync-lock")))
 					 ;; (mutex-lock! *db-with-db-mutex*) ;; this mutex is used when overloaded or during a query that modifies the db
 					 ;; (if (eq? (dbfile:cache-method) 'inmem)
 					 ;;     (dbmod:sync-gasket tables last-update inmem db
 					 ;; 			dbfullname syncdir keys)
-					 (if (file-exists? synclock-file)
-					     (debug:print 0 *default-log-port* "Skipping sync, lockfile "synclock-file" found.")
-					     (thread-start! (make-thread
-							     (lambda ()
-							       (set! *sync-in-progress* #t)
-							       (debug:print-info "Running "sync-cmd)
-							       (system sync-cmd)
-							       ;; (mutex-unlock! *db-with-db-mutex*)
-							       ;; (thread-sleep! 0.5) ;; ensure at least 1/2 second down time between sync calls
-							       (set! *sync-in-progress* #f)))))
+					 (if (< (file-modification-time tmpdb)
+						(file-modification-time dbfullname))
+					     (debug:print 0 *default-log-port* "Skipping sync, "tmpdb" older than "dbfullname)
+					     (if (file-exists? synclock-file)
+						 (debug:print 0 *default-log-port* "Skipping sync, lockfile "synclock-file" found.")
+						 (thread-start! (make-thread
+								 (lambda ()
+								   (set! *sync-in-progress* #t)
+								   (debug:print-info "Running "sync-cmd)
+								   (system sync-cmd)
+								   ;; (mutex-unlock! *db-with-db-mutex*)
+								   ;; (thread-sleep! 0.5) ;; ensure at least 1/2 second down time between sync calls
+								   (set! *sync-in-progress* #f))))))
 					 ))))
     ;; (dbmod:sync-tables tables #f db inmem)
     ;; (if db
     (dbmod:sync-gasket tables #f inmem db dbfullname 'fromdest keys) ;; ) ;; load into inmem
     (dbr:dbstruct-last-update-set! dbstruct (current-seconds)) ;; should this be offset back in time by one second?