https://nofu.jp/wiki/ 2026-05-04T23:22:38+00:00 https://nofu.jp/wiki/ https://nofu.jp/wiki/lib/tpl/bootstrap3/images/favicon.ico text/html 2022-01-04T09:42:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://nofu.jp/wiki/en/blog/2018/2018-03-20?rev=1641256922 Finally understood the reason why Samba 4.7.4 wastes huge RAM on NAS4Free 11.1.0.4 I experienced the Samba daemons wolfed a lot of memories when I looked into bad behaviour of CIFS shareing on my friend's NAS. They wastesd gigabyte order memories per one process, then consumed 16GB of physical memory and 64GB of swap. I had no choice but to shut down the machine forcibly. It was clearly unusual. I think the lack of memory caused proximately the problem because ARC couldn't use enough memory and… text/html 2019-08-23T11:53:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://nofu.jp/wiki/en/blog/2018/2018-05-01?rev=1566528782 Make sure zfs_enable="YES" when ZFS isn't mounted automatically Make sure to set zfs_enabled=“YES” in /etc/rc.conf when ZFS pool excluding root pool isn't mounted automatically at system boot up. The root pool is mounted automatically if the setting dosen't exist, so it it difficult to find the problem. I checked text/html 2020-12-25T10:54:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://nofu.jp/wiki/en/blog/2018/2018-07-27?rev=1608861255 Windows' Tiered Storage Space causes weird hitching I built a tiered Storage Space on Windows Storage Server 2016 and create a NTFS volume from it. After that, I fell on the problem the server got hitching and took suffering time to open folders when another machine was writing data into the server via CIFS. It looked to me like the problem occurred if SSD-tier on the Storage Space would be filled up, but I'm still looking for a nice solution.