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        <description></description>
        <link>https://wiki.jacyzon.com/</link>
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       <dc:date>2026-04-19T14:54:35+0800</dc:date>
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        <title>JZ Wiki</title>
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        <url>https://wiki.jacyzon.com/_media/wiki:favicon.ico</url>
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    <item rdf:about="https://wiki.jacyzon.com/proxmox?rev=1774089608&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2026-03-21T18:40:08+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>proxmox</title>
        <link>https://wiki.jacyzon.com/proxmox?rev=1774089608&amp;do=diff</link>
        <description>Prepare Install Disk

Linux


dd bs=1M conv=fdatasync if=./proxmox-ve_*.iso of=/dev/XYZ


MacOS


diskutil list
diskutil list
diskutil unmountDisk /dev/diskX
hdiutil convert -format UDRW -o proxmox-ve_*.dmg proxmox-ve_*.iso
sudo dd if=proxmox-ve_*.dmg bs=1M of=/dev/rdiskX</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-02-26T11:25:23+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>pri</title>
        <link>https://wiki.jacyzon.com/pri?rev=1772076323&amp;do=diff</link>
        <description>&lt;https://share.icloud.com/photos/039-1prgjHedSyIYqkSuitt7g&gt;
&lt;https://share.icloud.com/photos/03bDK7_9j_hBtZoVyLxDgK4ww&gt;</description>
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    <item rdf:about="https://wiki.jacyzon.com/?image=undefined%3Aimg_9240.jpeg&amp;ns=undefined&amp;rev=1772076250&amp;tab_details=history&amp;mediado=diff&amp;do=media">
        <dc:format>text/html</dc:format>
        <dc:date>2026-02-26T11:24:10+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>undefined:img_9240.jpeg - 建立</title>
        <link>https://wiki.jacyzon.com/?image=undefined%3Aimg_9240.jpeg&amp;ns=undefined&amp;rev=1772076250&amp;tab_details=history&amp;mediado=diff&amp;do=media</link>
        <description>&lt;img src=&quot;https://wiki.jacyzon.com/_media/undefined:img_9240.jpeg?w=500&amp;h=374&amp;t=1772076250&amp;amp;tok=b0b679&quot; alt=&quot;undefined:img_9240.jpeg&quot; /&gt;</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2024-07-20T11:22:46+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>start</title>
        <link>https://wiki.jacyzon.com/start?rev=1721445766&amp;do=diff</link>
        <description>Nix

	*  Linux
	*  RHEL
	*  ArchLinux
	*  FreeBSD
	*  pfSense
	*  nix
	*  VyOS
	*  Ubuntu
	*  macOS

Window Manager,X

	*  i3wm
	*  xfce

Shell

	*  Bash
	*  Zsh

Networking

	*  IPV6
	*  RouterOS
	*  Wake on LAN

Programming

	*  Ruby
	*  Python
	*  Java
	*  C
	*  Cpp
	*  go

Template

	*  LaTex

Database

	*  MySQL
	*  Galera
	*  PostgreSQL

Virtualization

	*  ESXI
	*  Proxmox
	*  VirtualBox

Disk</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2024-07-20T11:22:06+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>unifi - [Fix Wireguard MTU] </title>
        <link>https://wiki.jacyzon.com/unifi?rev=1721445726&amp;do=diff</link>
        <description>UniFi

Fix WireGuard MTU

Refer to
&lt;https://community.ui.com/questions/Wireguard-Client-Server-Issue-Accessing-Certain-Websites-MTU-issue/373f7a7b-36be-4645-89c7-870fcf759c85?page=2&gt;


root:~# cat /data/scripts/change-wg-mtu.sh
#/bin/sh
export PATH=/usr/sbin:$PATH
#iptables -t mangle -A UBIOS_FORWARD_TCPMSS -o wgclt1 -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
#iptables -t mangle -A UBIOS_FORWARD_TCPMSS -i wgclt1 -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss…</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2024-06-02T15:48:28+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>macos</title>
        <link>https://wiki.jacyzon.com/macos?rev=1717314508&amp;do=diff</link>
        <description>Macos

Software

RWTS PDF printer

System

System Integrity Protection


csrutil status


Power Management


pmset -b standbydelaylow 900
pmset -b standbydelayhigh 10800
pmset -b tcpkeepalive 0
pmset -g


Disk Util


diskutil list
diskutil unmount



diskutil partitionDisk /dev/disk7 MBR fat32 &quot;P1&quot; 100%</description>
    </item>
    <item rdf:about="https://wiki.jacyzon.com/rsync?rev=1710608286&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2024-03-17T00:58:06+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>rsync</title>
        <link>https://wiki.jacyzon.com/rsync?rev=1710608286&amp;do=diff</link>
        <description>複製資料


rsync -avhW --no-compress --info=progress2 src/ dst/


rsyncd 設定檔 (server)

rsyncd.conf


pid file = /var/run/rsyncd.pid
lock file = /var/run/rsync.lock
log file = /var/log/rsync.log

[nas]
path = /shares/rsync/nas
uid = root
#gid = share
gid = root
read only = no
list = yes
auth users = root
secrets file = /etc/rsyncd.secrets</description>
    </item>
    <item rdf:about="https://wiki.jacyzon.com/luks?rev=1686417461&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-06-11T01:17:41+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>luks</title>
        <link>https://wiki.jacyzon.com/luks?rev=1686417461&amp;do=diff</link>
        <description>Cryptsetup

format


cryptsetup -v --cipher aes-xts-plain64 --key-size 512 --hash sha512 --iter-time 5000 --use-urandom --verify-passphrase luksFormat /dev/sdX0


Or, with default option


cryptsetup luksFormat /dev/sdX0



cryptsetup luksOpen /dev/sdX0 rootfs
mkfs.ext4 /dev/mapper/rootfs
mount /dev/mapper/rootfs /mnt/rootfs</description>
    </item>
    <item rdf:about="https://wiki.jacyzon.com/loopback?rev=1686417385&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-06-11T01:16:25+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>loopback - 建立</title>
        <link>https://wiki.jacyzon.com/loopback?rev=1686417385&amp;do=diff</link>
        <description>Loopback

Create a file and set it as a loopback device


dd if=/dev/zero of=/root/cryfile bs=1M count=10
losetup /dev/loop0 /root/cryfile


Delete (unmount) a loopback device


losetup -d /dev/loop0</description>
    </item>
    <item rdf:about="https://wiki.jacyzon.com/btrfs?rev=1686417032&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-06-11T01:10:32+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>btrfs</title>
        <link>https://wiki.jacyzon.com/btrfs?rev=1686417032&amp;do=diff</link>
        <description>Btrfs

Snapshot


btrfs send /mnt/btr_backup/data.20150101 | btrfs receive /mnt/btr_pool/
btrfs subvolume snapshot /mnt/btr_pool/data.20150101 /mnt/btr_pool/data
btrfs subvolume delete /mnt/btr_pool/data.20150101


Scrub


btrfs scrub start /


Find files with csum error</description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2023-06-11T00:58:26+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>samba</title>
        <link>https://wiki.jacyzon.com/samba?rev=1686416306&amp;do=diff</link>
        <description>samba

install


pkg install samba42
sysrc samba_server_enable=&quot;YES&quot;


config

/usr/local/etc/smb4.conf


[global]
workgroup = WORKGROUP
server string = CSNA Server
netbios name = csna
wins support = Yes
security = user
passdb backend = tdbsam

[public]
path = /home/public
writable  = yes
browsable = yes
read only = no
guest ok = yes
create mask = 0644
directory mask = 0755
hosts allow = 140.116.0.0/255.255.0.0

[homes]
path = /home/%U
writable  = yes
browsable = yes
read only = no
guest ok = no…</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-01-07T22:29:51+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>wiki:logo.png</title>
        <link>https://wiki.jacyzon.com/?image=wiki%3Alogo.png&amp;ns=wiki&amp;rev=1483799391&amp;tab_details=history&amp;mediado=diff&amp;do=media</link>
        <description>&lt;img src=&quot;https://wiki.jacyzon.com/_media/wiki:logo.png?w=64&amp;h=64&amp;t=1483799391&amp;amp;tok=31b677&quot; alt=&quot;wiki:logo.png&quot; /&gt;</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-01-07T22:27:37+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>wiki:favicon.ico</title>
        <link>https://wiki.jacyzon.com/?image=wiki%3Afavicon.ico&amp;ns=wiki&amp;rev=1483799257&amp;tab_details=history&amp;mediado=diff&amp;do=media</link>
        <description></description>
    </item>
    <item rdf:about="https://wiki.jacyzon.com/?image=hokk8sk.jpg&amp;ns=&amp;rev=1471342627&amp;tab_details=history&amp;mediado=diff&amp;do=media">
        <dc:format>text/html</dc:format>
        <dc:date>2016-08-16T18:17:07+0800</dc:date>
        <dc:creator>jz (jz@undisclosed.example.com)</dc:creator>
        <title>hokk8sk.jpg - 建立</title>
        <link>https://wiki.jacyzon.com/?image=hokk8sk.jpg&amp;ns=&amp;rev=1471342627&amp;tab_details=history&amp;mediado=diff&amp;do=media</link>
        <description>&lt;img src=&quot;https://wiki.jacyzon.com/_media/hokk8sk.jpg?w=500&amp;h=246&amp;t=1471342627&amp;amp;tok=cdbdb4&quot; alt=&quot;hokk8sk.jpg&quot; /&gt;</description>
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