diff options
author | neal <neal> | 2008-02-18 10:43:22 +0000 |
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committer | neal <neal> | 2008-02-18 10:43:22 +0000 |
commit | 198307aad9d5933d0b85fb1b97afde6d5c12bdb8 (patch) | |
tree | 1d9cb587f323cb9980b6ac8c20e56ac629fd0935 | |
parent | ee31ed0a6c91293314f4d1759f0a1cd549b14bc3 (diff) |
2008-02-18 Neal H. Walfield <neal@gnu.org>
* ager.c (ager_loop): Improve debugging output.
-rw-r--r-- | viengoos/ChangeLog | 4 | ||||
-rw-r--r-- | viengoos/ager.c | 19 |
2 files changed, 16 insertions, 7 deletions
diff --git a/viengoos/ChangeLog b/viengoos/ChangeLog index 1a0d713..08276f7 100644 --- a/viengoos/ChangeLog +++ b/viengoos/ChangeLog @@ -1,5 +1,9 @@ 2008-02-18 Neal H. Walfield <neal@gnu.org> + * ager.c (ager_loop): Improve debugging output. + +2008-02-18 Neal H. Walfield <neal@gnu.org> + * pager.c (pager_collect): When looking for a victim activity, if none are found, repeat the process giving the number of active pages less weight. Fix asserts. diff --git a/viengoos/ager.c b/viengoos/ager.c index e8a1b42..c248519 100644 --- a/viengoos/ager.c +++ b/viengoos/ager.c @@ -101,7 +101,7 @@ ager_loop (l4_thread_id_t main_thread) fpages[count] = l4_fpage ((l4_word_t) objects[count], PAGESIZE); if (iterations == FREQ && desc->shared) - /* we periodically unmap shared frames. See above for + /* We periodically unmap shared frames. See above for details. */ { fpages[count] = l4_fpage_add_rights (fpages[count], @@ -134,7 +134,9 @@ ager_loop (l4_thread_id_t main_thread) rather than unmap as we are also interested in whether we have accessed the object--this occurs as we access some objects, e.g., cappages, on behalf activities or we have - flushed a page of data to disk.) */ + flushed a page of data to disk.) This also means that + when we flush shared objects, they are unmapped from the + root task. Happily, sigma0 maps them back. */ l4_flush_fpages (count, fpages); int i; @@ -301,11 +303,14 @@ ager_loop (l4_thread_id_t main_thread) doit (root_activity, memory_total); - debug (1, "%d of %d (%d%%) free; " - "since last interation: %d became inactive, %d active", - zalloc_memory, memory_total, - (zalloc_memory * 100) / memory_total, - became_inactive, became_active); + do_debug (1) + { + int a = zalloc_memory + available_list_count (&available); + debug (0, "%d of %d (%d%%) free; " + "since last interation: %d became inactive, %d active", + a, memory_total, (a * 100) / memory_total, + became_inactive, became_active); + } ss_mutex_unlock (&kernel_lock); |