https://wiki.k2patel.in/ 2026-05-17T07:41:38+00:00 https://wiki.k2patel.in/ https://wiki.k2patel.in/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2020-08-10T02:35:39+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.k2patel.in/doku.php?id=kernel:pmap_collect:collecting_pv_entries_--_suggest_increasing_pmap_shpgperproc&rev=1597026939&do=diff Collecting PV entries issue We ran into this problem on a similar system to your setup. Here is what we learned: PV Entries are directly related the number of simultaneous children processes Apache is allowed to spawn. To figure out how many PV entries your system is using per Apache process, run this command: ipcs -a ; sysctl vm.zone | grep PV Take a look at the "shared" memory section and find the NATTCH value for Apache. That number is the total number of Apache processes tha…