Re: [PATCH 04/12] tracing, vmscan: Add a postprocessing script for reclaim-related ftrace events | KernelTrap

Re: [PATCH 04/12] tracing, vmscan: Add a postprocessing script for reclaim-related ftrace events

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From: Larry Woodman

Subject: Re: [PATCH 04/12] tracing, vmscan: Add a postprocessing script for reclaim-related ftrace events

Date: Monday, June 14, 2010 - 2:03 pm

On Mon, 2010-06-14 at 12:17 +0100, Mel Gorman wrote:
quoted text> This patch adds a simple post-processing script for the reclaim-related
> trace events.  It can be used to give an indication of how much traffic
> there is on the LRU lists and how severe latencies due to reclaim are.

Acked-by: Larry Woodman <lwoodman@redhat.com>


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Messages in current thread:

[PATCH 0/12] Avoid overflowing of stack during page reclaim V2, Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 01/12] tracing, vmscan: Add trace events for kswapd ..., Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 02/12] tracing, vmscan: Add trace events for LRU pa ..., Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 03/12] tracing, vmscan: Add trace event when a page ..., Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 04/12] tracing, vmscan: Add a postprocessing script ..., Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 05/12] vmscan: kill prev_priority completely, Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 06/12] vmscan: simplify shrink_inactive_list(), Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 07/12] vmscan: Remove unnecessary temporary vars in ..., Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 08/12] vmscan: Setup pagevec as late as possible in ..., Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 09/12] vmscan: Setup pagevec as late as possible in ..., Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 10/12] vmscan: Update isolated page counters outsid ..., Mel Gorman, (Mon Jun 14, 4:17 am)

[PATCH 11/12] vmscan: Write out dirty pages in batch, Mel Gorman, (Mon Jun 14, 4:17 am)

Re: [PATCH 0/12] Avoid overflowing of stack during page re ..., Christoph Hellwig, (Mon Jun 14, 8:10 am)

Re: [PATCH 01/12] tracing, vmscan: Add trace events for ks ..., Rik van Riel, (Mon Jun 14, 8:45 am)

Re: [PATCH 02/12] tracing, vmscan: Add trace events for LR ..., Rik van Riel, (Mon Jun 14, 9:47 am)

Re: [PATCH 03/12] tracing, vmscan: Add trace event when a ..., Rik van Riel, (Mon Jun 14, 9:48 am)

Re: [PATCH 04/12] tracing, vmscan: Add a postprocessing sc ..., Rik van Riel, (Mon Jun 14, 10:55 am)

Re: [PATCH 05/12] vmscan: kill prev_priority completely, Rik van Riel, (Mon Jun 14, 11:04 am)

Re: [PATCH 06/12] vmscan: simplify shrink_inactive_list(), Rik van Riel, (Mon Jun 14, 11:06 am)

Re: [PATCH 07/12] vmscan: Remove unnecessary temporary var ..., Rik van Riel, (Mon Jun 14, 11:14 am)

Re: [PATCH 09/12] vmscan: Setup pagevec as late as possibl ..., Rik van Riel, (Mon Jun 14, 12:24 pm)

Re: [PATCH 10/12] vmscan: Update isolated page counters ou ..., Rik van Riel, (Mon Jun 14, 12:42 pm)

Re: [PATCH 01/12] tracing, vmscan: Add trace events for ks ..., Larry Woodman, (Mon Jun 14, 2:01 pm)

Re: [PATCH 02/12] tracing, vmscan: Add trace events for LR ..., Larry Woodman, (Mon Jun 14, 2:02 pm)

Re: [PATCH 03/12] tracing, vmscan: Add trace event when a ..., Larry Woodman, (Mon Jun 14, 2:02 pm)

Re: [PATCH 04/12] tracing, vmscan: Add a postprocessing sc ..., Larry Woodman, (Mon Jun 14, 2:03 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Rik van Riel, (Mon Jun 14, 2:13 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Dave Chinner, (Mon Jun 14, 4:11 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Andrew Morton, (Mon Jun 14, 4:21 pm)

Re: [PATCH 0/12] Avoid overflowing of stack during page re ..., KAMEZAWA Hiroyuki, (Mon Jun 14, 5:08 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Dave Chinner, (Mon Jun 14, 5:39 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Rik van Riel, (Mon Jun 14, 6:16 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Andrew Morton, (Mon Jun 14, 6:39 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Andrew Morton, (Mon Jun 14, 6:45 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Dave Chinner, (Mon Jun 14, 8:20 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Rik van Riel, (Mon Jun 14, 9:08 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Andrew Morton, (Mon Jun 14, 9:15 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Andrew Morton, (Mon Jun 14, 9:37 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Nick Piggin, (Mon Jun 14, 10:12 pm)

[patch] mm: vmscan fix mapping use after free, Nick Piggin, (Mon Jun 14, 10:43 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Dave Chinner, (Mon Jun 14, 11:36 pm)

Re: [PATCH 06/12] vmscan: simplify shrink_inactive_list(), Mel Gorman, (Tue Jun 15, 3:13 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Mel Gorman, (Tue Jun 15, 3:18 am)

Re: [PATCH 08/12] vmscan: Setup pagevec as late as possibl ..., Christoph Hellwig, (Tue Jun 15, 3:47 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Christoph Hellwig, (Tue Jun 15, 3:53 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Nick Piggin, (Tue Jun 15, 3:55 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Christoph Hellwig, (Tue Jun 15, 3:57 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Christoph Hellwig, (Tue Jun 15, 4:01 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Christoph Hellwig, (Tue Jun 15, 4:08 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Christoph Hellwig, (Tue Jun 15, 4:10 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Mel Gorman, (Tue Jun 15, 4:11 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Nick Piggin, (Tue Jun 15, 4:13 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Nick Piggin, (Tue Jun 15, 4:20 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Mel Gorman, (Tue Jun 15, 4:43 am)

Re: [PATCH 0/12] Avoid overflowing of stack during page re ..., Mel Gorman, (Tue Jun 15, 4:45 am)

Re: [PATCH 0/12] Avoid overflowing of stack during page re ..., Mel Gorman, (Tue Jun 15, 4:49 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, tytso, (Tue Jun 15, 6:07 am)

Re: [patch] mm: vmscan fix mapping use after free, Mel Gorman, (Tue Jun 15, 6:23 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Rik van Riel, (Tue Jun 15, 6:32 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Mel Gorman, (Tue Jun 15, 8:44 am)

Re: [PATCH 08/12] vmscan: Setup pagevec as late as possibl ..., Mel Gorman, (Tue Jun 15, 8:56 am)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Dave Chinner, (Tue Jun 15, 4:20 pm)

Re: [PATCH 11/12] vmscan: Write out dirty pages in batch, Nick Piggin, (Tue Jun 15, 11:04 pm)

Re: [PATCH 05/12] vmscan: kill prev_priority completely, Andrew Morton, (Wed Jun 16, 4:37 pm)

Re: [PATCH 08/12] vmscan: Setup pagevec as late as possibl ..., Andrew Morton, (Wed Jun 16, 4:43 pm)

Re: [PATCH 05/12] vmscan: kill prev_priority completely, Rik van Riel, (Wed Jun 16, 4:45 pm)

Re: [PATCH 09/12] vmscan: Setup pagevec as late as possibl ..., Andrew Morton, (Wed Jun 16, 4:48 pm)

Re: [PATCH 05/12] vmscan: kill prev_priority completely, Andrew Morton, (Wed Jun 16, 5:18 pm)

Re: [PATCH 05/12] vmscan: kill prev_priority completely, Rik van Riel, (Wed Jun 16, 5:34 pm)

Re: [PATCH 08/12] vmscan: Setup pagevec as late as possibl ..., Mel Gorman, (Thu Jun 17, 3:30 am)

Re: [PATCH 09/12] vmscan: Setup pagevec as late as possibl ..., Mel Gorman, (Thu Jun 17, 3:46 am)

Re: [PATCH 05/12] vmscan: kill prev_priority completely, KOSAKI Motohiro, (Fri Jun 25, 1:29 am)

Re: [PATCH 05/12] vmscan: kill prev_priority completely, Mel Gorman, (Mon Jun 28, 3:35 am)