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Archives
2022
21
May
SysRq - Linux Magic System Request Key Hacks
20
May
journalctl - Query the systemd journal
19
May
Flame graph - A visualization for profiling and debugging
11
May
Deploy kubernetes statefulset with affinity
08
May
A six-step framework to tackle any system design question
04
May
The complete guide to System Design in 2022
01
May
Understanding RPO and RTO
30
Apr
Understanding the Linux inodes
28
Apr
Lambda architecture in big data system
25
Apr
Understanding MapReduce with an example
22
Apr
AngularJS table creation for dynamic number of columns
21
Apr
Hide and display html elements
20
Apr
Access a sharedv4 volume outside of a Portwrox cluster
19
Apr
Using iperf to measure the network bandwidth
12
Apr
How to deploy MySQL and phpMyAdmin with Docker
08
Apr
What is Performance Engineering
25
Mar
Useful tools in Linux operating system
16
Mar
OpenZFS - A pooled storage file system
15
Mar
Fio initial write, overwrite and append write
14
Mar
Fio fsync, end_fsync, fdatasync and sync
13
Mar
Scale a system to support millions of users
12
Mar
Set in Golang
11
Mar
Must-read books and articles for Software and Performance Engineering
10
Mar
Vdbench file system operations
05
Mar
Proc filesystem - diskstats
04
Mar
dstat - A replacement for vmstat, iostat and ifstat
26
Feb
Pull an image from a private docker registry in Kubernetes Pod
25
Feb
Keep a docker container running and not exiting
24
Feb
Deploy application with kubernetes statefulset
23
Feb
Docker-based fio benchmarking - Part Two
22
Feb
Docker-based fio benchmarking - Part One
15
Feb
Concepts you should know
14
Feb
Storage concepts you should know
13
Feb
Network concepts you should know
12
Feb
Database concepts you should know
11
Feb
Distributed system concepts you should know
05
Feb
Estimate the scale of the system
03
Feb
What is high availability
02
Feb
Latency numbers
01
Feb
Data volume units
13
Jan
Using node selector to assign virtual mahcines to a node
06
Jan
Understanding thin provisioning volume and snapshot
05
Jan
Using virtctl to access virtual machine in Kubernetes
04
Jan
How to configure SAR data collection on RHEL8
2021
05
Dec
Solve LeetCode problems in Visual Studio Code
04
Dec
libaio init failed due to resource temporarily unavailable
14
Oct
How to uninstall ceph storage cluster
13
Oct
fio benchmark on multiple files
12
Oct
fio benchmark on multiple devices
28
Sep
Backup and restore MySQL database
19
Sep
Create Image Gallery in Jekyll without Plugin
07
Sep
Using sysbench for OLTP workload performance benchmark
29
Aug
An easy guide to install kubernetes cluster with kubeadm
24
Aug
Vdbench performance test on filesystem
23
Aug
Vdbench performance test on raw device
22
Aug
Deploy ceph cluster on Ubuntu 18.04 and CentOS 7.8
20
Aug
Capture and analyze network packets with tcpdump
13
Aug
Useful tools to analyze network latency
04
Aug
A modern asynchronous I/O interface for Linux
03
Aug
btrfs - A modern copy on write(CoW) filesystem for Linux
02
Aug
Setting up LVM volumes on a mdraid array
01
Aug
Linux Software RAID
31
Jul
RAID - Redundant Array of Inexpensive Disks
18
Jul
Upgrade kernel version in centos 7
10
Jul
Migrate docker data to different directory
27
Apr
Using gstack for docker container process
19
Apr
Network bonding
18
Apr
Enable ssh passwordless login
17
Apr
Tuning kernel parameters in Docker
16
Apr
Sorting algorithm
11
Apr
Thread synchronization
10
Apr
Interprocess communication(IPC)
25
Mar
Using bcc-tools for dynamic kernel tracing
11
Mar
blktrace - A block layer IO tracing utility
10
Mar
Understanding await in iostat
09
Mar
Buffered and Direct IO
04
Mar
Network ring buffer
03
Mar
Semaphore
02
Mar
Max open files limit
01
Mar
Iozone - A filesystem benchmark tool
28
Feb
Kubernetes and Gluster performance
27
Feb
GlusterFS - A distributed file syste
26
Feb
CBT - Changed Block Tracking
20
Feb
Perf - The official Linux profiler
19
Feb
Using fio to generate millions of files
18
Feb
Analyze the library and system calls
04
Feb
Memory-Mapped I/O
03
Feb
Memory fragmentation
02
Feb
Memory overcommit
01
Feb
kmalloc and vmalloc
2020
10
Nov
Useful HBA commands
09
Nov
Monitor RMAN backup and restore progress
08
Nov
RMAN backup set, pieces, and datafiles
07
Nov
Level 0 and Level 1 Incremental Backups
07
Nov
Young Author - Big Red Book Report
05
Nov
What is patrol read
01
Nov
Young Author - The Civil and Revolutionary War
01
Nov
Shell, sed and awk scripting
18
Sep
Young Artist Gallery
07
Sep
Young Author - Mulan
02
Sep
Linux System Administration
27
Aug
Young Author - The Dark Ages
20
Aug
Sublime Jekyll Package
19
Aug
Start jekyll with systemd service
29
Jul
Dance Monkey
29
Jul
Young Author - Adventures on Half Moon Bay
21
Jul
Transform Plain Text Into Static Websites And Blogs
20
Jul
Install Jekyll on MacOS
Recent Update
SysRq - Linux Magic System Request Key Hacks
Flame graph - A visualization for profiling and debugging
journalctl - Query the systemd journal
Proc filesystem - diskstats
Perf - The official Linux profiler
Trending Tags
benchmark
docker
fio
kubernetes
observability tools
profiling
tracing
distributed system
jekyll
kernel
Trending Tags
benchmark
docker
fio
kubernetes
observability tools
profiling
tracing
distributed system
jekyll
kernel