X-Git-Url: http://git.onelab.eu/?p=mom.git;a=blobdiff_plain;f=README.txt;h=5285387608f0a0d77cff0ad1d4fa9fdcf2655474;hp=cf118317cbe1b76d672c80869c0ffa9bbece9444;hb=d7c356d9cbf362558d3704ef0a69de79d0525441;hpb=e35960f004a9666f7f36582ef70307ceeb880d7a diff --git a/README.txt b/README.txt index cf11831..5285387 100644 --- a/README.txt +++ b/README.txt @@ -5,34 +5,17 @@ Overview much memory, and by rebooting the machine once the swap space is nearly full. -Specifically, pl_mom takes the following actions based on the amount +Specifically, swapmon takes the following actions based on the amount of consumed swap space: -* at 85% full, pl_mom starts logging the available swap space to - syslogd +* at 80% full, swapmon starts logging the available swap space to + syslogd, restart largest slice and send mail. -* at 90% full, pl_mom resets the slice that is consuming the most - physical memory and sends an alert mail to that slice and the pl-mom - alias + After 3 restarts, kill slice. -* at 95% full, pl_mom reboots the machine and sends mail to the pl-mom +* at 95% full, swapmon reboots the machine and sends mail to the pl-mom alias -Pl_mom is organized as two processes. The reboot process runs every -second, and the slice reset process runs every 30 seconds. The reboot -process is very lightweight and only reads /proc/swaps. However, the -slice reset process may pull data from the slicestat sensor on port -3100, which can potentially take a long time (on the order of minutes -if there are thousands of processes on the machine). - - -Building ---------- - -Rename the parent directory from pl_mom to pl_mom-0.2 (or whatever is -the appropriate version number listed in the Makefile). Then "make -rpm" should do it. - Notes ------