Merge pull request #2318 from vcaputo/coalesce-ftruncates-redux

journal: coalesce ftruncate()s in 250ms windows

1 files changed, 5 insertions, 0 deletions

diff --git a/src/journal/journal-file.h b/src/journal/journal-file.h
index 46c1f3278e..7970ebe738 100644
--- a/src/journal/journal-file.h
+++ b/src/journal/journal-file.h
@@ -33,6 +33,7 @@
 #include "journal-def.h"
 #include "macro.h"
 #include "mmap-cache.h"
+#include "sd-event.h"
 #include "sparse-endian.h"
 
 typedef struct JournalMetrics {
@@ -101,6 +102,9 @@ typedef struct JournalFile {
         JournalMetrics metrics;
         MMapCache *mmap;
 
+        sd_event_source *post_change_timer;
+        usec_t post_change_timer_period;
+
         OrderedHashmap *chain_cache;
 
 #if defined(HAVE_XZ) || defined(HAVE_LZ4)
@@ -224,6 +228,7 @@ void journal_file_print_header(JournalFile *f);
 int journal_file_rotate(JournalFile **f, bool compress, bool seal);
 
 void journal_file_post_change(JournalFile *f);
+int journal_file_enable_post_change_timer(JournalFile *f, sd_event *e, usec_t t);
 
 void journal_reset_metrics(JournalMetrics *m);
 void journal_default_metrics(JournalMetrics *m, int fd);