diff for duplicates of <20101110110549.GV2715@dastard> diff --git a/a/1.txt b/N1/1.txt index af4884b..79974e8 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -185,7 +185,7 @@ synchronised closing of 6 files per thread on a 2048 CPU machine. It was taking an *hour and half* to complete this because of lock contention. The above patch moved the tail pushing into it's own thread which shifted all the multiple thread queuing back onto the -pre-existing wait queueѕ where parallelism is supposed to be +pre-existing wait queueN? where parallelism is supposed to be controlled. The result was that the same 12,000 file close operation took less than 9s to run. i.e. 3 orders of magnitude improvement in run time, simply by controlling the amount of parallelism on a @@ -244,3 +244,10 @@ Dave. -- Dave Chinner david@fromorbit.com + +-- +To unsubscribe, send a message with 'unsubscribe linux-mm' in +the body to majordomo@kvack.org. For more info on Linux MM, +see: http://www.linux-mm.org/ . +Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ +Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a> diff --git a/a/content_digest b/N1/content_digest index 21a602e..932f2c4 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -198,7 +198,7 @@ "It was taking an *hour and half* to complete this because of lock\n" "contention. The above patch moved the tail pushing into it's own\n" "thread which shifted all the multiple thread queuing back onto the\n" - "pre-existing wait queue\321\225 where parallelism is supposed to be\n" + "pre-existing wait queueN? where parallelism is supposed to be\n" "controlled. The result was that the same 12,000 file close operation\n" "took less than 9s to run. i.e. 3 orders of magnitude improvement in\n" "run time, simply by controlling the amount of parallelism on a\n" @@ -256,6 +256,13 @@ "Dave.\n" "-- \n" "Dave Chinner\n" - david@fromorbit.com + "david@fromorbit.com\n" + "\n" + "--\n" + "To unsubscribe, send a message with 'unsubscribe linux-mm' in\n" + "the body to majordomo@kvack.org. For more info on Linux MM,\n" + "see: http://www.linux-mm.org/ .\n" + "Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/\n" + "Don't email: <a href=mailto:\"dont@kvack.org\"> email@kvack.org </a>" -88ce2bc2f2cfd2cb0f70f772799edf41a0e31a02f2f7a6bd5f899c8c9b4829e2 +3b70223f4a04323d7ff50de5a2f51064ad69163b5f5cc452e52425f57c54e71d
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