https://nofu.jp/wiki/ 2026-05-05T00:20:03+00:00 https://nofu.jp/wiki/ https://nofu.jp/wiki/lib/tpl/bootstrap3/images/favicon.ico text/html 2020-12-02T09:24:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://nofu.jp/wiki/en/blog/2019/2019-05-13?rev=1606868650 Some QSFP+ transceivers may cause no re-link up 40GbE connections on FreeBSD Five months have passed since I setup a 40GBASE-SR4 network between my PC (Windows 10) and home server (FreeBSD) by ConnectX-3. When the PC went to sleep and resumed, I don't know why, the 40GBASE-SR4 connection could have not linked up again unless I physically unplug and plug a QSFP+ transceiver on the server side. text/html 2020-12-03T19:36:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://nofu.jp/wiki/en/blog/2019/2019-05-30?rev=1606991784 ConnectX software maybe overwrites FreeBSD system directories' owner. Continuation from “system directories owner changes to unknown UID 6151” problem. I listed system directories up which was owned by non-root user with a below command. # find / -type d ! -uid 0 ! -path "*/home/*" ! -path "*/zdata/*" ! -path "*/zbackup/*" -print0 | xargs -0 stat -f "%u %g %N" | tee ~/non_root_owner_dirs.txt text/html 2019-08-21T23:36:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://nofu.jp/wiki/en/blog/2019/2019-08-17?rev=1566398186 Can't install VS2013 in case Windows' default font is moded to Noto font. It seems to fail to install Visual Studio 2013 in case Windows' system font is changed to “Noto Sans CJK.” I ran vs_community.exe which is an installer of VS2013, then “ text/html 2019-09-07T23:53:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://nofu.jp/wiki/en/blog/2019/2019-09-04?rev=1567868006 The world cheapest 40GbE switch CRS326-24S+2Q+RM arrived! MikroTik CRS326-24S+2Q+RM just arrived at home! It is the world cheapest 40GbE capable Ethernet switch out of legally distributed ones as of 9/4/2019, I guess. That's our MikroTik!　But then, I got their product for the first time. text/html 2020-12-04T10:25:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://nofu.jp/wiki/en/blog/2019/2019-09-15?rev=1607045115 Benchmarks of Samsung PM983 960GB SSD Samsung MZQLB960HAJR-00007 came up across the water. It is one of the PM983 series SSD for enterprise use that has U.2 connector and 960GB capacity. Now I haven't been satisfied with present SATA SSD on my server because I upgraded my text/html 2021-03-02T13:18:09+00:00 Anonymous (anonymous@undisclosed.example.com) https://nofu.jp/wiki/en/blog/2019/2019-09-20?rev=1614658689 X10DRi seems to support boot from NVMe devices The X10DRi which is a one of Supermicro's mobo seems to be able to boot from NVMe devices. You may think “why now do you care that?”, but the mobo has no M.2 slots, and I haven't seen the official specific announcement mentioned to it. Moreover, I couldn't understand the capability at all when I'd read their FAQs because there are some confusing answers about their similar products. text/html 2020-12-24T10:18:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://nofu.jp/wiki/en/blog/2019/2019-10-22?rev=1608772713 FreeBSD's "cp" doesn't copy extended attributes (in FreeBSD 12 currently) FreeBSD's cp command doesn't copy extended attributes at all. I checked it in FreeBSD 12.0-RELEASE-p4. Thus, at this time, extended attributes attached to a file will be lost when copying the file with