Leif,

Thank you for your patience with this issue.

Recently I believe I have discovered a simple code change that alleviates the excessive CPU usage related to the progress pulse bar.

Would you be able to test the following patch to see if this provides a performance improvement?

Thanks,
Curtis Gedak


>From b45e4f0b07153a46566111e3601389e67ff031b7 Mon Sep 17 00:00:00 2001
From: Curtis Gedak <ged...@gmail.com>
Date: Mon, 9 Jan 2012 19:22:48 -0700
Subject: [PATCH 1/1] Increase sleep time to decrease pulse bar update frequency

Debian Bug 499193 - gparted: 100% cpu usage

Debian Bug 519764 - gparted: Lots of animation makes use over SSH
                    X-tunnel slow
---
 src/Dialog_Progress.cc |    2 +-
 src/Win_GParted.cc     |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Dialog_Progress.cc b/src/Dialog_Progress.cc
index ecb7146..253a378 100644
--- a/src/Dialog_Progress.cc
+++ b/src/Dialog_Progress.cc
@@ -222,7 +222,7 @@ void Dialog_Progress::on_signal_show()
 			while ( Gtk::Main::events_pending() )
 				Gtk::Main::iteration();
 			gdk_threads_leave();
-			usleep( 10000 ) ;
+			usleep( 100000 ) ;
 			gdk_threads_enter();
 		}
 
diff --git a/src/Win_GParted.cc b/src/Win_GParted.cc
index 5da4e6c..38a67d9 100644
--- a/src/Win_GParted.cc
+++ b/src/Win_GParted.cc
@@ -618,7 +618,7 @@ void Win_GParted::show_pulsebar( const Glib::ustring & status_message )
 		while ( Gtk::Main::events_pending() )
 			Gtk::Main::iteration();
 		gdk_threads_leave();
-		usleep( 10000 );
+		usleep( 100000 );
 		gdk_threads_enter();
 		Glib::ustring tmp_msg = gparted_core .get_thread_status_message() ;
 		if ( tmp_msg != "" )
-- 
1.7.4.1

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