＠ Add TSIG key
in DNS: Gen key then add key in Primary
DNS config.
in DNS: Gen key then add key in Primary
DNS config.
- 1月 12 週一 202621:25
Add TSIG key in DNS 簡易方法
- 10月 07 週二 202519:37
Linux Remove Duplicate Data 移除 重複資料 方法 awk uniq
非連續資料，又需要保留資料順序的話，適合用
$ awk '!x[$0]++' example.txt > unique_file_example.txt
其作用方式是：告訴 awk 要輸出哪些行，其中變數 $0 是整個要處理的文字內容，中括號 [ ] 是要它用陣列的方式處理。
所以每一行的內容會++附加輸入到陣列 x 裡面，且必須是「!」沒有設定過的。
Ref: https://ishm.idv.tw/archives/529
$ awk '!x[$0]++' example.txt > unique_file_example.txt
其作用方式是：告訴 awk 要輸出哪些行，其中變數 $0 是整個要處理的文字內容，中括號 [ ] 是要它用陣列的方式處理。
所以每一行的內容會++附加輸入到陣列 x 裡面，且必須是「!」沒有設定過的。
Ref: https://ishm.idv.tw/archives/529
- 9月 22 週一 202518:37
Replay speed control when debug SOL / Console records with slow down console output in Linux Terminal
打開 系統COM port或是SOL logs 會發現一些密密麻麻很難辨識的文字或符號
善用控制輸出速度的指令，就能像慢速回放一樣，重新檢視console跟SOL的Log囉
善用控制輸出速度的指令，就能像慢速回放一樣，重新檢視console跟SOL的Log囉
- 4月 11 週五 202515:50
NVMe namespaces handle under Linux | List / Create / Delete / Attach / Detach namespace
運行架構的部分，網路上很多，這邊就不贅述。
Under Linux, install nvme-cli
Cmd: yum install nvme-cli
Under Linux, install nvme-cli
Cmd: yum install nvme-cli
- 12月 13 週五 202417:28
How to Generate Self-Signed Certificate with SAN Certificate for AMI BIOS HTTPS BOOT | SSL
*A main point that didn't reveal under AMI BIOS Setup menu.
If using selfsigned certificate file, the CN(Common Name) must different between RootCA and Server certificate.
If using selfsigned certificate file, the CN(Common Name) must different between RootCA and Server certificate.
- 12月 13 週五 202415:59
Bind9 DNS Domain Name Pingable Config & NSLOOKUP records.
遇到一件有趣的事，我們公司買來的source code - AMI MegaRAC要求ping得到zone(domain-name)，才能nsupdate更新/註冊DNS...
在任何一個Linux不需要這個條件，都能順利註冊DNS
在任何一個Linux不需要這個條件，都能順利註冊DNS
- 11月 26 週二 202418:09
How to Install or upgrade to "latest-Kernel 6.x" / "archived-Kernel 6.y" on CentOS Stream 9 / 8
How to Install or upgrade to "archived-Kernel 6.y" on CentOS Stream 9
6.y = the version of file that who's location is in "archive" folder
6.y = the version of file that who's location is in "archive" folder
- 10月 08 週二 202417:53
Install ipmitool with source of github under CentOS Stream/RHEL
#環境確認:
#確認已安裝的群組套件
yum grouplist
#確認已安裝 RPM Development Tools；若沒有安裝，yum groupinstall 'RPM Development Tools'
yum -y install autoconf automake libtool ncurses ncurses-devel ncurses-term readline readline-devel openssl-devel
#確認已安裝的群組套件
yum grouplist
#確認已安裝 RPM Development Tools；若沒有安裝，yum groupinstall 'RPM Development Tools'
yum -y install autoconf automake libtool ncurses ncurses-devel ncurses-term readline readline-devel openssl-devel
- 8月 30 週五 202412:04
After CentOS EOL switch to Vault or Fedora Project EL
剛好工作上需要使用EOL的CentOS，紀錄一下怎麼用
跟設定內網URL資源一樣
能連上網際網路的狀況下：
跟設定內網URL資源一樣
能連上網際網路的狀況下：
Under Ubuntu:
root@localhost:~# dmesg | grep -i "error\|fail"
[ 33.525272] ERST: Error Record Serialization Table (ERST) support is initialized.
[ 36.379503] RAS: Correctable Errors collector initialized.
[ 37.397760] sfc 0000:15:00.0 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
[ 37.729171] sfc 0000:15:00.1 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
[ 37.906404] sfc 0000:4c:00.0 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
[ 38.187964] sfc 0000:4c:00.1 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
[ 38.283690] sfc 0000:95:00.0 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
[ 38.488907] sfc 0000:95:00.1 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
root@localhost:~#
root@localhost:~# echo "options sfc rss_cpus=31" >> /etc/modprobe.d/sfc.conf
root@localhost:~# cp /boot/initrd.img-$(uname -r) /boot/initrd.img-$(uname -r).bak.$(date +%m-%d-%H%M%S)
root@localhost:~# update-initramfs -c -k $(uname -r)
接著將OS重開機
root@localhost:~# dmesg | grep -i "error\|fail"
[ 33.541095] ERST: Error Record Serialization Table (ERST) support is initialized.
[ 36.166919] RAS: Correctable Errors collector initialized.
root@localhost:~#
root@localhost:~# dmesg | grep -i "error\|fail"
[ 33.525272] ERST: Error Record Serialization Table (ERST) support is initialized.
[ 36.379503] RAS: Correctable Errors collector initialized.
[ 37.397760] sfc 0000:15:00.0 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
[ 37.729171] sfc 0000:15:00.1 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
[ 37.906404] sfc 0000:4c:00.0 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
[ 38.187964] sfc 0000:4c:00.1 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
[ 38.283690] sfc 0000:95:00.0 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
[ 38.488907] sfc 0000:95:00.1 (unnamed net_device) (uninitialized): ERROR: PTP requires MSI-X and 1 additional interruptvector. PTP disabled
root@localhost:~#
root@localhost:~# echo "options sfc rss_cpus=31" >> /etc/modprobe.d/sfc.conf
root@localhost:~# cp /boot/initrd.img-$(uname -r) /boot/initrd.img-$(uname -r).bak.$(date +%m-%d-%H%M%S)
root@localhost:~# update-initramfs -c -k $(uname -r)
接著將OS重開機
root@localhost:~# dmesg | grep -i "error\|fail"
[ 33.541095] ERST: Error Record Serialization Table (ERST) support is initialized.
[ 36.166919] RAS: Correctable Errors collector initialized.
root@localhost:~#
