Oom-killer Memes

Posts tagged with Oom-killer

See You Later Allocator

See You Later Allocator
When your process is out here calling malloc() 128 times like it's shopping on Black Friday but hasn't called free() even ONCE. Zero times. Zilch. Nada. The memory allocator is sitting there watching this absolute CARNAGE unfold, frantically trying to explain the paperwork situation while the process just keeps grabbing more and more memory like a toddler hoarding toys. "But... but what about cleanup?" whispers the allocator into the void. The process doesn't care. The process has never cared. Memory leaks? That's a problem for Future Me™, and Future Me is probably getting killed by the OOM killer anyway. RIP to all those orphaned heap blocks that will never see their free() soulmate. 💔

Stop Doing Swap Partitions

Stop Doing Swap Partitions
Someone finally said it. The eternal Linux swap debate has reached its breaking point, and we're getting a masterclass in why treating your SSD like discount RAM is a terrible idea. The rant starts strong: swap partitions basically turn your hard drive into the world's slowest RAM stick. Then there's the ZRAM callout—compressed RAM that actually makes sense because it keeps everything in actual memory instead of grinding your disk to death. The "64GB logical volume of SWAP" bit is pure gold because someone out there really did allocate more swap than most people have total storage, creating unresizable partitions like they're playing Tetris on hard mode. But the real chaos is in those terminal screenshots. We've got people running mkswap on NVMe drives, manually editing /etc/fstab , and using swapon -a —all labeled with question marks because honestly, why would you torture your SSD's finite write cycles for swap when you could just... buy more RAM? The punchline about "torturing my SSD's FTL because I left three Electron apps open" hits different when you realize Chrome alone can eat 8GB like it's nothing. We've been bamboozled by decades-old advice from the spinning rust era.

You Have Lost CPU Time Privileges

You Have Lost CPU Time Privileges
Nothing quite like watching your server's RAM get absolutely demolished by some rogue process that thinks it owns the place. The OOM killer doesn't negotiate, doesn't send warning emails, doesn't file a ticket. It just shows up behind that memory-hogging process like a bouncer at closing time and terminates it with extreme prejudice. No trial, no appeals, just instant process deletion. That'll teach you to allocate 47GB for your "small" Node.js app.