diff --git a/src/fu-main.c b/src/fu-main.c
index 8eb72af21..01ed079e5 100644
--- a/src/fu-main.c
+++ b/src/fu-main.c
@@ -63,6 +63,7 @@ typedef struct {
 	PolkitAuthority		*authority;
 	FwupdStatus		 status;
 	FuPending		*pending;
+	AsProfile		*profile;
 	AsStore			*store;
 	guint			 store_changed_id;
 } FuMainPrivate;
@@ -1476,10 +1477,16 @@ fu_main_providers_coldplug (FuMainPrivate *priv)
 {
 	FuProvider *provider;
 	guint i;
+	g_autoptr(AsProfileTask) ptask = NULL;
 
+	ptask = as_profile_start_literal (priv->profile, "FuMain:coldplug");
 	for (i = 0; i < priv->providers->len; i++) {
 		g_autoptr(GError) error = NULL;
+		g_autoptr(AsProfileTask) ptask2 = NULL;
 		provider = g_ptr_array_index (priv->providers, i);
+		ptask2 = as_profile_start (priv->profile,
+					   "FuMain:coldplug{%s}",
+					   fu_provider_get_name (provider));
 		if (!fu_provider_coldplug (FU_PROVIDER (provider), &error))
 			g_warning ("Failed to coldplug: %s", error->message);
 	}
@@ -1530,6 +1537,9 @@ fu_main_on_bus_acquired_cb (GDBusConnection *connection,
 		g_warning ("cannot connect to DBus: %s", error->message);
 		return;
 	}
+
+	/* dump startup profile data */
+	as_profile_dump (priv->profile);
 }
 
 /**
@@ -1716,6 +1726,7 @@ main (int argc, char *argv[])
 	priv->loop = g_main_loop_new (NULL, FALSE);
 	priv->pending = fu_pending_new ();
 	priv->store = as_store_new ();
+	priv->profile = as_profile_new ();
 	g_signal_connect (priv->store, "changed",
 			  G_CALLBACK (fu_main_store_changed_cb), priv);
 	as_store_set_watch_flags (priv->store, AS_STORE_WATCH_FLAG_ADDED |
@@ -1809,6 +1820,8 @@ out:
 			g_object_unref (priv->connection);
 		if (priv->authority != NULL)
 			g_object_unref (priv->authority);
+		if (priv->profile != NULL)
+			g_object_unref (priv->profile);
 		if (priv->store != NULL)
 			g_object_unref (priv->store);
 		if (priv->introspection_daemon != NULL)
diff --git a/src/fu-provider-udev.c b/src/fu-provider-udev.c
index aab232d03..b6fa590f5 100644
--- a/src/fu-provider-udev.c
+++ b/src/fu-provider-udev.c
@@ -113,6 +113,8 @@ fu_provider_udev_client_add (FuProviderUdev *provider_udev, GUdevDevice *device)
 	g_autofree gchar *rom_fn = NULL;
 	g_autofree gchar *version = NULL;
 	g_auto(GStrv) split = NULL;
+	g_autoptr(AsProfile) profile = as_profile_new ();
+	g_autoptr(AsProfileTask) ptask = NULL;
 
 	/* interesting device? */
 	guid = g_udev_device_get_property (device, "FWUPD_GUID");
@@ -120,6 +122,7 @@ fu_provider_udev_client_add (FuProviderUdev *provider_udev, GUdevDevice *device)
 		return;
 
 	/* get data */
+	ptask = as_profile_start (profile, "FuProviderUdev:client-add{%s}", guid);
 	g_debug ("adding udev device: %s", g_udev_device_get_sysfs_path (device));
 	if (0) {
 		const gchar * const *keys;
@@ -160,6 +163,7 @@ fu_provider_udev_client_add (FuProviderUdev *provider_udev, GUdevDevice *device)
 		g_autoptr(GError) error = NULL;
 		g_autoptr(GFile) file = NULL;
 		g_autoptr(FuRom) rom = NULL;
+
 		file = g_file_new_for_path (rom_fn);
 		rom = fu_rom_new ();
 		if (!fu_rom_load_file (rom, file, FU_ROM_LOAD_FLAG_BLANK_PPID, NULL, &error)) {
@@ -267,9 +271,12 @@ fu_provider_udev_coldplug (FuProvider *provider, GError **error)
 	GUdevDevice *udev_device;
 	const gchar *devclass[] = { "usb", "pci", NULL };
 	guint i;
+	g_autoptr(AsProfile) profile = as_profile_new ();
 
 	/* get all devices of class */
 	for (i = 0; devclass[i] != NULL; i++) {
+		g_autoptr(AsProfileTask) ptask = NULL;
+		ptask = as_profile_start (profile, "FuProviderUdev:coldplug{%s}", devclass[i]);
 		devices = g_udev_client_query_by_subsystem (priv->gudev_client,
 							    devclass[i]);
 		for (l = devices; l != NULL; l = l->next) {
diff --git a/src/fu-provider-usb.c b/src/fu-provider-usb.c
index 52d0b5673..6cef3e627 100644
--- a/src/fu-provider-usb.c
+++ b/src/fu-provider-usb.c
@@ -21,6 +21,7 @@
 
 #include "config.h"
 
+#include <appstream-glib.h>
 #include <fwupd.h>
 #include <glib-object.h>
 #include <gusb.h>
@@ -60,6 +61,70 @@ fu_provider_usb_get_id (GUsbDevice *device)
 	return g_strdup_printf ("ro-%s", g_usb_device_get_platform_id (device));
 }
 
+/**
+ * fu_provider_usb_device_add:
+ *
+ * Important, the device must already be open!
+ **/
+static void
+fu_provider_usb_device_add (FuProviderUsb *provider_usb, const gchar *id, GUsbDevice *device)
+{
+	FuProviderUsbPrivate *priv = GET_PRIVATE (provider_usb);
+	FuDevice *dev;
+	guint8 idx = 0x00;
+	g_autofree gchar *guid = NULL;
+	g_autofree gchar *product = NULL;
+	g_autofree gchar *version = NULL;
+	g_autoptr(AsProfile) profile = as_profile_new ();
+	g_autoptr(AsProfileTask) ptask = NULL;
+
+	/* get product */
+	idx = g_usb_device_get_product_index (device);
+	if (idx != 0x00) {
+		g_autoptr(AsProfileTask) ptask2 = NULL;
+		ptask2 = as_profile_start_literal (profile, "FuProviderUsb:get-string-desc");
+		product = g_usb_device_get_string_descriptor (device, idx, NULL);
+	}
+	if (product == NULL) {
+		g_debug ("ignoring %s as no product string descriptor", id);
+		return;
+	}
+
+	ptask = as_profile_start_literal (profile, "FuProviderUsb:get-custom-index");
+#if G_USB_CHECK_VERSION(0,2,5)
+	idx = g_usb_device_get_custom_index (device,
+					     G_USB_DEVICE_CLASS_VENDOR_SPECIFIC,
+					     'F', 'W', NULL);
+#endif
+	if (idx != 0x00)
+		version = g_usb_device_get_string_descriptor (device, idx, NULL);
+	if (version == NULL) {
+		g_debug ("ignoring %s [%s] as no version", id, product);
+		return;
+	}
+#if G_USB_CHECK_VERSION(0,2,5)
+	idx = g_usb_device_get_custom_index (device,
+					     G_USB_DEVICE_CLASS_VENDOR_SPECIFIC,
+					     'G', 'U', NULL);
+#endif
+	if (idx != 0x00)
+		guid = g_usb_device_get_string_descriptor (device, idx, NULL);
+	if (guid == NULL) {
+		g_debug ("ignoring %s [%s] as no GUID", id, product);
+		return;
+	}
+
+	/* insert to hash */
+	dev = fu_device_new ();
+	fu_device_set_id (dev, id);
+	fu_device_set_guid (dev, guid);
+	fu_device_set_display_name (dev, product);
+	fu_device_set_metadata (dev, FU_DEVICE_KEY_VERSION, version);
+	g_hash_table_insert (priv->devices,
+			     g_strdup (id), dev);
+	fu_provider_device_add (FU_PROVIDER (provider_usb), dev);
+}
+
 /**
  * fu_provider_usb_device_added_cb:
  **/
@@ -70,18 +135,19 @@ fu_provider_usb_device_added_cb (GUsbContext *ctx,
 {
 	FuProviderUsbPrivate *priv = GET_PRIVATE (provider_usb);
 	FuDevice *dev;
-	guint8 idx = 0x00;
 	g_autoptr(GError) error = NULL;
-	g_autofree gchar *guid = NULL;
 	g_autofree gchar *id = NULL;
-	g_autofree gchar *product = NULL;
-	g_autofree gchar *version = NULL;
+	g_autoptr(AsProfile) profile = as_profile_new ();
+	g_autoptr(AsProfileTask) ptask = NULL;
 
 	/* ignore hubs */
 #if G_USB_CHECK_VERSION(0,2,5)
 	if (g_usb_device_get_device_class (device) == G_USB_DEVICE_CLASS_HUB)
 		return;
 #endif
+	ptask = as_profile_start (profile, "FuProviderUsb:added{%04x:%04x}",
+				  g_usb_device_get_vid (device),
+				  g_usb_device_get_pid (device));
 
 	/* handled by another provider */
 	id = fu_provider_usb_get_id (device);
@@ -102,42 +168,9 @@ fu_provider_usb_device_added_cb (GUsbContext *ctx,
 		g_debug ("Failed to open: %s", error->message);
 		return;
 	}
-#if G_USB_CHECK_VERSION(0,2,5)
-	idx = g_usb_device_get_custom_index (device,
-					     G_USB_DEVICE_CLASS_VENDOR_SPECIFIC,
-					     'F', 'W', NULL);
-#endif
-	if (idx != 0x00)
-		version = g_usb_device_get_string_descriptor (device, idx, NULL);
-#if G_USB_CHECK_VERSION(0,2,5)
-	idx = g_usb_device_get_custom_index (device,
-					     G_USB_DEVICE_CLASS_VENDOR_SPECIFIC,
-					     'G', 'U', NULL);
-#endif
-	if (idx != 0x00)
-		guid = g_usb_device_get_string_descriptor (device, idx, NULL);
-	idx = g_usb_device_get_product_index (device);
-	if (idx != 0x00)
-		product = g_usb_device_get_string_descriptor (device, idx, NULL);
 
-	/* did we get enough data */
-	if (version != NULL && guid != NULL && product != NULL) {
-		dev = fu_device_new ();
-		fu_device_set_id (dev, id);
-		fu_device_set_guid (dev, guid);
-		fu_device_set_display_name (dev, product);
-		fu_device_set_metadata (dev, FU_DEVICE_KEY_VERSION, version);
-
-		/* insert to hash */
-		g_hash_table_insert (priv->devices,
-				     g_strdup (id), dev);
-		fu_provider_device_add (FU_PROVIDER (provider_usb), dev);
-	} else {
-		g_debug ("ignoring %s [%s:%s:%s]", id,
-			 product != NULL ? product : "",
-			 version != NULL ? version : "",
-			 guid != NULL ? guid : "");
-	}
+	/* try to add the device */
+	fu_provider_usb_device_add (provider_usb, id, device);
 
 	/* we're done here */
 	if (!g_usb_device_close (device, &error))
@@ -172,6 +205,7 @@ fu_provider_usb_coldplug (FuProvider *provider, GError **error)
 {
 	FuProviderUsb *provider_usb = FU_PROVIDER_USB (provider);
 	FuProviderUsbPrivate *priv = GET_PRIVATE (provider_usb);
+
 	g_usb_context_enumerate (priv->usb_ctx);
 	return TRUE;
 }
diff --git a/src/fu-rom.c b/src/fu-rom.c
index cda3b7150..385636b35 100644
--- a/src/fu-rom.c
+++ b/src/fu-rom.c
@@ -633,10 +633,13 @@ fu_rom_load_file (FuRom *rom, GFile *file, FuRomLoadFlags flags,
 	g_autofree gchar *id = NULL;
 	g_autofree guint8 *buffer = NULL;
 	g_autoptr(GFileOutputStream) output_stream = NULL;
+	g_autoptr(AsProfile) profile = as_profile_new ();
+	g_autoptr(AsProfileTask) ptask = NULL;
 
 	g_return_val_if_fail (FU_IS_ROM (rom), FALSE);
 
 	/* open file */
+	ptask = as_profile_start_literal (profile, "FuRom:reading-data");
 	priv->stream = G_INPUT_STREAM (g_file_read (file, cancellable, &error_local));
 	if (priv->stream == NULL) {
 		g_set_error_literal (error,