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Bhushitha Hashan

Exploring Linux, sys eng, arch. & c. Sharing experiences & "aha!" moments.

Location Sri Lanka Joined Joined on 
Stop Wondering How Virtual Memory Works!!!
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Stop Wondering How Virtual Memory Works!!!

#devops #sre #linux #systemdesign
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5 min read

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Speed vs Truth: Understanding Redis the Way Engineers Actually Do
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Speed vs Truth: Understanding Redis the Way Engineers Actually Do

#systemdesign #redis #softwaredevelopment #distributedsystems
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7 min read
A Deep Dive into Kernel Context Switching
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A Deep Dive into Kernel Context Switching

#linux #c #assembly #systemdesign
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9 min read
SLIs, SLOs, SLAs: The Guide to SRE’s Secret Sauce
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SLIs, SLOs, SLAs: The Guide to SRE’s Secret Sauce

#sre #sysad #analytics #devops
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3 min read
Linux Privileges:Peeling Back the Curtain Of How Linux Really Handles Users, Privileges, and Processes
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Linux Privileges:Peeling Back the Curtain Of How Linux Really Handles Users, Privileges, and Processes

#linux #sre #c #ubuntu
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5 min read
Wild Ride from Raw Syscalls to Figuring Out NSS and libc
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Wild Ride from Raw Syscalls to Figuring Out NSS and libc

#c #linux #x86 #sre
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4 min read
API Demystified: From Confusion to Confidence
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API Demystified: From Confusion to Confidence

#devops #development #api #webdev
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4 min read
What Happens When Code Runs Without an OS? Exploring CPU Execution, Memory, and Interrupts
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What Happens When Code Runs Without an OS? Exploring CPU Execution, Memory, and Interrupts

#programming #assembly #bios
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6 min read
Why Everything Inside Your Computer Is Just Numbers
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Why Everything Inside Your Computer Is Just Numbers

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6 min read
Beyond Blueprints: Seeing the Soul of Java's Classes and Objects
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Beyond Blueprints: Seeing the Soul of Java's Classes and Objects

#java #oop #programming
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7 min read
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