Aug 27, 2021

index.max_result_window(Graylog)

Issue, Elasticsearch exception [type=illegal_argument_exception, reason=Result window is too large, from + size must be less than or equal to: [10000] but was [100000]. See the scroll api for a more

Aug 20, 2021

redis cluster create add forget

!!! CREATE REDIS CLUSTER root@df64c102ccef:/data# redis-cli -h 192.168.116.133 -p 7001 --cluster create 192.168.116.133:7001 192.168.116.134:7002 192.168.116.135:7003 192.168.

Jul 5, 2021

RDCMan 遠端桌面管理工具 v2.81

去年的 RDCMan 2.7 版本有CVE-2020-0765漏洞(https://www.ithome.com.tw/news/136345), 最近有了新版v2.81 有在使用的IT人, 記得更新. https://docs.microsoft.com/en-us/sysinternals/downloads/rdcman?WT.mc_id=DT-MVP-4015686&fbclid=IwAR0WjknaZFN5Ry4Hy-r-DZHaCtNUCjgIPZ82CFmeGNrivDl3_jcVXATp7xQ [https:

Apr 16, 2021

Ubuntu Downgrade Kernel

Ubuntu Downgrade Kernel

1. Find the $menuentry_id_option for the submenu: $ grep submenu /boot/grub/grub.cfg submenu 'Advanced options for Ubuntu' $menuentry_id_option 'gnulinux-advanced-6270b0e3-8dcc-4346-a3f4-5ca5024de21a' { 2. Find the $menuentry_id_

Apr 9, 2021

CLOUDFLARE EDGE IP RANGE

CLOUDFLARE EDGE IP RANGE

IP Ranges Last updated: April 8, 2021 2021/04/08 調整IP區段 Remove: 104.16.0.0/12 Add: 104.16.0.0/13 104.24.0.0/14 IPv4 * 103.21.244.0/

Apr 8, 2021

Git ERROR

Git ERROR

hint: Updates were rejected because the tip of your current branch is behind‌‌hint: its remote counterpart. Merge the remote changes (e.g. 'git pull')‌‌hint: before pushing again.‌‌hint: See

Mar 12, 2021

ubuntu apt upgrade error!

ubuntu apt upgrade error!

E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable) E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), is another process using it? Solution:

Mar 1, 2021

Linux Error (30: Read-only file system)

Linux Error (30: Read-only file system)

莫明其妙的某一天, 突然遠端的ubuntu 主機盡然整個無法寫入, 連下達指令都很慢!‌‌大概網路上有滿多人是說, 不正常關機導致系統異常,  試了很多網路上的先進的解決方法都無效, 後來試到一個可以的方式如下. 1. 遠端登入主機後, 切換到 ROOT 權限, 或是執行指令前加 sudo 也行. 先確認一下主機的配置 → root@WS888:~# df -h 2.  再來就是修復(依我的情況) → root@WS888:~#  fsck.ext4 -y /dev/mapper/ubuntu--vg-ubuntu--lv 3.

Feb 14, 2021

Starlink 星鏈計劃開放台灣申請

Starlink 星鏈計劃開放台灣申請

2021/02/10 看到臉書上一堆神人分享台灣可以下單Starlink接收器的文, 這麼潮的科技大事, 怎麼可以不跟上呢?短時間買不起TESLA, 先玩玩小馬哥的STARLINK應該也是OK的吧! <現在好像沒辦法下Order了!> 下訂成功!!隨時可以全額退定~先衝在說 台灣看起來要到2022年才會開通Starlink的衛星網路服務, 目前看到的價目表, 天線&接收器 $499美金、月租費是 $99美金, 整體費用其實還滿高的, 目前網路上查的到的上傳下載速率約在 100M/20M 延遲在30多左右, 速率方面應該會隨著小馬哥越射越多越射越爽的低軌道衛星而越來越快延遲越來越低, 到時後真的有到貨或租用服務的話, 再來分享!

Jan 18, 2021

MicroSoft SMB Service 重啟服務

狀況: 本機防火牆都關掉了, 還是找不到為何 smb 445 port 都不會通, 可以試看看重啟windows service上的 Server 服務看看, 操作方式如下! * Win+R => services.msc * "Server" → 右鍵 → "重新啟動"

Oct 21, 2020

Incapsula CDN | IP Ranges

Incapsula CDN | IP Ranges

imperva incapsula CDN 白名單 IPv4 199.83.128.0/21 198.143.32.0/19 149.126.72.0/21 103.28.248.0/22 45.64.64.0/22 185.11.124.