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Category: BareMetal

[Prometheus/Grafana] Install Prometheus and Grafana on ubuntu.

Posted on March 27, 2023 By nim No Comments on [Prometheus/Grafana] Install Prometheus and Grafana on ubuntu.
[Prometheus/Grafana] Install Prometheus and Grafana on ubuntu.

Sau đó bạn download chương trình Prometheus về để chạy. Việc download khá đơn giản, bạn chỉ cần truy cập link sau : https://prometheus.io/download/ Giải nén file package Prometheus vừa download. Tạo user để chạy dịch vụ Prometheus. Tạo thư mục cấu hình và data cho Prometheus. Sau đó phân quyền owner tương ứng. Copy…

Read More “[Prometheus/Grafana] Install Prometheus and Grafana on ubuntu.” »

BareMetal, Grafana, Prometheus

[Nextcloud] Can’t download files to have a size bigger than 2Gi on NextCloud – RaspBerry

Posted on March 24, 2023 By nim No Comments on [Nextcloud] Can’t download files to have a size bigger than 2Gi on NextCloud – RaspBerry
[Nextcloud] Can’t download files to have a size bigger than 2Gi on NextCloud – RaspBerry

Hôm nay mình download 1 file 3.6Gi on Nextcloud thì bị lỗi.mình vào log coi thì thấy hú như dưới https://github.com/artonge/server/commit/435022515de1983f0fe3d3116acb71a0ed439693 Nếu bạn muốn download file trên 4Gi The issue is with the above 4GB files when using zipAfter changing int to float for $size, change the following in the constructor: with this: This is…

Read More “[Nextcloud] Can’t download files to have a size bigger than 2Gi on NextCloud – RaspBerry” »

NextCloud

[gitlab] Upgrading from major version 14 to major version 15

Posted on March 8, 2023March 8, 2023 By nim No Comments on [gitlab] Upgrading from major version 14 to major version 15
[gitlab] Upgrading from major version 14 to major version 15

Hôm nay, Nim note lại một số thứ khi upgrade Gitlab. Hiện tại thì mình cài gitlab trên Centos 7 từ rất lâu.nên khi upgrade thì chỉ cần:yum update -y KHi mình upgrade thì phá hiện 1 lỗi như dưới. Vì việc change 14 lên 15 sẽ gặp rất nhiều lỗi nên chúng ta cần…

Read More “[gitlab] Upgrading from major version 14 to major version 15” »

BareMetal

[Linux] Error when run apt update

Posted on February 23, 2023February 23, 2023 By nim No Comments on [Linux] Error when run apt update
[Linux] Error when run apt update

Khi mình run apt update thì bị lỗi Cách fix:https://github.com/kubernetes/release/issues/1982

BareMetal

[Samba] Looking into Locks and Oplocks in Samba-Server

Posted on February 10, 2023February 10, 2023 By nim No Comments on [Samba] Looking into Locks and Oplocks in Samba-Server
[Samba] Looking into Locks and Oplocks in Samba-Server

Tôi đang copy từ này này:https://www.oreilly.com/openbook/samba/book/ch05_05.html 5.5 Locks and Oplocks Concurrent writes to a single file are not desirable in any operating system. To prevent this, most operating systems use locks to guarantee that only one process can write to a file at a time. Operating systems traditionally lock entire files, although newer ones allow a range…

Read More “[Samba] Looking into Locks and Oplocks in Samba-Server” »

BareMetal

[Smartctl] Instruction check the health disk of Raspberry.

Posted on January 16, 2023January 16, 2023 By nim No Comments on [Smartctl] Instruction check the health disk of Raspberry.
[Smartctl] Instruction check the health disk of Raspberry.

https://gist.github.com/meinside/0538087cc60a2f0654bb for testing external HDD with smartctl, install smartmontools $ sudo apt-get install smartmontools start test, $ sudo smartctl -t short -d sat /dev/sda $ sudo smartctl -t long -d sat /dev/sda -T permissive then it will say so wait for it… After its completion, $ sudo smartctl -l selftest -d sat /dev/sda -T permissive…

Read More “[Smartctl] Instruction check the health disk of Raspberry.” »

BareMetal

[Nextcloud] Can’t load files inside the folder on NextCloud

Posted on December 4, 2022March 24, 2023 By nim No Comments on [Nextcloud] Can’t load files inside the folder on NextCloud
[Nextcloud] Can’t load files inside the folder on NextCloud

Hiện tại mình cài đặt next cloud version 25.0.1 thì bị lỗi bên dưới. Bạn có thể fix nhanh lỗi trên bằng cách https://github.com/nextcloud/server/pull/34905/files hoặc chờ bản nâng cấp tiếp theo

Docker, NextCloud

[Edit Picture] Những ứng dụng hay với ảnh

Posted on November 27, 2022 By nim No Comments on [Edit Picture] Những ứng dụng hay với ảnh
[Edit Picture] Những ứng dụng hay với ảnh

Những ứng dụng hay với chỉnh sửa ảnh mà tốn phí vl

BareMetal

[Kubernetes] Kubernetes Scanner to find Security Vulnerability and Misconfiguration

Posted on November 27, 2022November 28, 2022 By nim No Comments on [Kubernetes] Kubernetes Scanner to find Security Vulnerability and Misconfiguration
[Kubernetes] Kubernetes Scanner to find Security Vulnerability and Misconfiguration

Tạm thời note các tool để scan cluster k8shttps://geekflare.com/kubernetes-security-scanner/ Kube HunterKube BenchCheckovMKITKubeiKube ScanKubeauditKubesec Kubeeye https://www.kitploit.com/2022/11/kubeeye-tool-to-find-various-problems.html?fbclid=IwAR1oXWcLkiRt2-ntpp4L7OqvCeu6vVEBr7WQ6kdaA-hsAMhd5CLumSskr60

BareMetal

[Linux] The helpful command on Linux

Posted on November 22, 2022March 27, 2023 By nim No Comments on [Linux] The helpful command on Linux
[Linux] The helpful command on Linux

Gen SSH key https://superuser.com/questions/1004254/how-can-i-change-the-directory-that-ssh-keygen-outputs-to

BareMetal

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