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Commit 745ae8ba authored by Mark Fasheh's avatar Mark Fasheh
Browse files

[PATCH] ocfs2: only checkpoint journal when asked to 



Disable automatic checkpointing of the journal - this is a relic from older
ocfs2 days. Worth quite a bit of performance on longer running single node
tests.

Signed-off-by: default avatarMark Fasheh <mark.fasheh@oracle.com>
parent 558c70c5

fs/ocfs2/journal.c

+3 −4
Original line number Diff line number Diff line
@@ -1584,10 +1584,9 @@ static int ocfs2_commit_thread(void *arg) 
	while (!(kthread_should_stop() &&

		 atomic_read(&journal->j_num_trans) == 0)) {



		wait_event_interruptible_timeout(osb->checkpoint_event,

		wait_event_interruptible(osb->checkpoint_event,

					 atomic_read(&journal->j_num_trans)

						 || kthread_should_stop(),

						 OCFS2_CHECKPOINT_INTERVAL);

					 || kthread_should_stop());



		status = ocfs2_commit_cache(osb);

		if (status < 0)

fs/ocfs2/journal.h

+0 −2
Original line number Diff line number Diff line
@@ -29,8 +29,6 @@ 
#include <linux/fs.h>

#include <linux/jbd.h>



#define OCFS2_CHECKPOINT_INTERVAL        (8 * HZ)



enum ocfs2_journal_state {

	OCFS2_JOURNAL_FREE = 0,

	OCFS2_JOURNAL_LOADED,