On Thu, 26 Apr 2012, Dave Jones wrote: > /sys/kernel/mm/ksm/full_scans is increasing constantly > > full_scans: 146370 > pages_shared: 1 > pages_sharing: 4 > pages_to_scan: 1250 > pages_unshared: 867 > pages_volatile: 1 > run: 1 > sleep_millisecs: 20 > full_scans is just a counter of how many times it has scanned mergable memory so it should be increasing constantly. Whether pages_to_scan == 1250 and sleep_millisecs == 20 is good for your system is unknown. You may want to try disabling ksm entirely (echo 0 > /sys/kernel/mm/ksm/run) to see if it significantly increases responsiveness for your workload. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>