Hi , Whenever i read data from disk , i see same amount of data is pagedin : sar -B: 08:42:48 AM pgpgin/s pgpgout/s activepg inadtypg inaclnpg inatarpg 08:42:58 AM 15990.10 20425.40 141415 86429 9307 47430 08:43:08 AM 20051.20 17862.00 144986 86429 9307 48144 08:43:18 AM 15431.69 20248.15 145228 86429 9307 48192 08:43:28 AM 14407.49 14386.69 144432 86429 9306 48033 08:43:38 AM 10408.50 16189.20 144584 86429 9306 48063 Why does the system do page-in and outs altough there exists lots of free memory? Kind Regards, tolga -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subjecthttps://www.redhat.com/mailman/listinfo/redhat-list