Shell Dep Version 46 Hot Info

With v46 Hot, shell-dep hot-swap --bin rg atomically replaces the binary pointer in your environment’s PATH cache. The change is visible to the very next line in your script.

The gains come primarily from the hot cache and parallel hot-swap verification. 🔥 Error: “Hot cache temperature too low” This happens if your /dev/shm is full or your system doesn’t support shared memory. Fix: shell dep version 46 hot

[hot] max_sig_age_days = 60 You cannot hot-swap a binary that is currently running as a process (e.g., rg while a rg search is executing). Stop the process first, or use shell-dep hot-swap --force (not recommended). Is Shell Dep Version 46 Hot Production-Ready? Yes—with a caveat. With v46 Hot, shell-dep hot-swap --bin rg atomically

The core team has run v46 Hot in production at companies like ScaleCore and DataSiphon for six weeks. The cache subsystem is stable, and the hot swap logic has been fuzz-tested extensively. 🔥 Error: “Hot cache temperature too low” This

This article dives deep into everything you need to know about : its new features, breaking changes, migration path, and why every senior SRE should upgrade by the end of the week. What is Shell Dep? A Quick Refresher For the uninitiated, shell-dep is a declarative dependency manager for POSIX-compliant shell scripts. Think of it as a hybrid between pip (for Python) and vcpkg (for C++), but designed exclusively for shell utilities like jq , curl , ffmpeg , rg , fd , and thousands of other CLI tools.

| Organization | Number of deps | v45 runtime (CI) | v46 Hot runtime | Savings | |--------------|----------------|------------------|-----------------|---------| | FinTechCorp | 28 | 47s | 12s | 74% | | CloudNativeCo | 112 | 3m 20s | 48s | 76% | | DevShop | 8 | 9s | 1.8s | 80% |

introduces a daemon-less shared memory cache. The first time you run a command, it builds a hot manifest in /dev/shm (or a Windows equivalent). Subsequent runs are almost instantaneous.