#linux

Things I've written about #linux

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May 01, 2026/17 mins read
Zero-CopyApplication Layer & LimitsPart 8/8
Zero-Copy Loses on Small Payloads, NUMA Misses, and Page Pinning
Apr 17, 2026/22 mins read
Zero-CopyMoving the BoundaryPart 6/8
RDMA and GPUDirect Move the Bottleneck to Memory Topology
Apr 10, 2026/21 mins read
Zero-CopyMoving the BoundaryPart 5/8
Zero-Copy Storage Is More Than O_DIRECT
Apr 03, 2026/21 mins read
Zero-CopyMoving the BoundaryPart 4/8
AF_XDP and DPDK Win by Moving the Kernel Boundary
Mar 27, 2026/17 mins read
Zero-CopyKernel MechanismsPart 3/8
io_uring Zero-Copy Receive Trades Copies for Buffer Ownership
Mar 20, 2026/16 mins read
Zero-CopyKernel MechanismsPart 2/8
Kafka TLS: Where the JVM Zero-Copy Fetch Path Ends
Mar 13, 2026/11 mins read
Zero-CopyKernel MechanismsPart 1/8
Zero-Copy Starts by Removing Work That Adds No Value

#linux

Zero-Copy Loses on Small Payloads, NUMA Misses, and Page Pinning

RDMA and GPUDirect Move the Bottleneck to Memory Topology

Zero-Copy Storage Is More Than O_DIRECT

AF_XDP and DPDK Win by Moving the Kernel Boundary

io_uring Zero-Copy Receive Trades Copies for Buffer Ownership

Kafka TLS: Where the JVM Zero-Copy Fetch Path Ends

Zero-Copy Starts by Removing Work That Adds No Value