Anyway to redirect ‘page allocation failure: order:N’ spew away from the “messages” file?

On big Linux systems running Centos, we sometimes see messages like kernel: <program_name>: page allocation failure: order:<N>, mode:0xNNNN Reading articles like these: https://utcc.utoronto.ca/~cks/space/blog/linux/DecodingPageAllocFailures https://utcc.utoronto.ca/~cks/space/blog/linux/WhyPageAllocFailure it sounds like these messages are mostly spurious warnings resulting from some bad memory check logic in the kernel. I understand that “order:0” messages are a big deal, but we never…

Linux RAID0 creation with existing data disk and an empty disk

I have a centos 7.7 i have a vhd /dev/sdc mounted (format-type= btrfs) it container data I attached a empty vhd to the VM, /dev/sdd (i didn’t partition this disk using fdisk) lsblk command lists the attached disk but no mount point. used, mdadm –create /dev/md0 –level 0 –raid-devices=2 –name=/data-disk /dev/sdc /dev/sdd output: mdadm: cannot…

The memory with PHP FCGI continues to grow until the server does not respond

I need advice to configure my server. With these parameters, the memory keeps growing until the server dies without error (Apache or PHP). Can someone help us improve performance? Server Windows Server Apache 2.4.12 8 GB RAM Config <IfModule mpm_winnt.c> ThreadsPerChild 125 MaxRequestsPerChild 5000 ThreadStackSize 8388608 </IfModule> <IfModule fcgid_module> FcgidMaxRequestLen 1073741824 FcgidIOTimeout 300 FcgidBusyTimeout 300…