the user-mode swap function, the discarded cold memory can be changed to the user-mode storage based on a preset policy. The user-mode swap delivers a higher performance than the kernel- mode swap and boot option preempt=none/voluntary/ full allows the kernel to dynamically change the preemption mode. Memory reclamation against OOM: In the event of OOM, memory reclamation is preferentially performed huge page memory management: The tail pages among HugeTLB pages are released in shared mapping mode to reduce the overheads incurred in managing the huge page memory. eXpress Data Path (XDP):

technical deep dive of eBPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Development Guide : Gives background Podcasts Blog posts Books Talks Further Documents API Reference Introduction How to access the API CLI Client Golang Package Compatibility Guarantees API Reference Internals Hubble internals Hubble baked in but all encapsulation formats supported by Linux can be enabled. When to use this mode: This mode has minimal infrastructure and integration requirements. It works on almost any network infrastructure

technical deep dive of eBPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Development Guide : Gives background Podcasts Blog posts Books Talks Further Documents API Reference Introduction How to access the API CLI Client Golang Package Compatibility Guarantees API Reference Internals Hubble internals Hubble baked in but all encapsulation formats supported by Linux can be enabled. When to use this mode: This mode has minimal infrastructure and integration requirements. It works on almost any network infrastructure

memory. 12. io_uring: This is a new asynchronous I/O framework that supports the polling mode. In polling mode, io_uring brings about a substantial performance improvement, letting io_uring deliver program: It takes command of the whole live kernel upgrade process, exchanges kernel-mode patch information and user-mode daemon information, performs the live kernel upgrade for specified services, and connections and occupy a large amount of memory. When the physical or virtual machine has a serious User mode MySQL Control program Save the service process System call Hold the process in the memory Drive

technical deep dive of BPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interac�ng with a local Cilium instance. Developer / Contributor Guide : Guide BPF Architecture Toolchain Program Types Further Reading API Reference Introduc�on How to access the API Compa�bility Guarantees API Reference Reference Command Cheatsheet Command u�li�es: Command are baked in but all encapsula�on formats supported by Linux can be enabled. When to use this mode: This mode has minimal infrastructure and integra�on requirements. It works on almost any network infrastructure

technical deep dive of BPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Developer / Contributor Guide : Guide BPF Architecture Toolchain Program Types Further Reading API Reference Introduction How to access the API Compatibility Guarantees API Reference Reference Command Cheatsheet Command utilities: baked in but all encapsulation formats supported by Linux can be enabled. When to use this mode: This mode has minimal infrastructure and integration requirements. It works on almost any network infrastructure

something that can be generically documented. When running on serial, the installer starts in a basic mode that does using only the ASCII character set and black and white colours. If you are connecting from terminal emulator such as gnome-terminal that supports Unicode and rich colours you can switch to “rich mode” which uses Unicode, colours and supports many languages. Connecting to the installer over SSH If network is up by the time the installer starts, instructions are offered on the initial screen in basic mode. Otherwise, instructions are available from the help menu once networking is configured. In addition

technical deep dive of BPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Development Guide : Gives background Podcasts Blog posts Books Talks Further Documents API Reference Introduction How to access the API CLI Client Golang Package Compatibility Guarantees API Reference Hubble internals Hubble Architecture baked in but all encapsulation formats supported by Linux can be enabled. When to use this mode: This mode has minimal infrastructure and integration requirements. It works on almost any network infrastructure

technical deep dive of BPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Getting Started : Gives background 4 Examples Layer 7 Examples Kubernetes Endpoint Lifecycle Troubleshooting L7 Protocol Visibility API Rate Limiting Default Rate Limits Configuration Automatic Adjustment Metrics Understanding the log Podcasts Blog posts Books Talks Further Documents API Reference Introduction How to access the API CLI Client Golang Package Compatibility Guarantees API Reference Reference Command Cheatsheet Command

technical deep dive of eBPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Development Guide : Gives background Podcasts Blog posts Books Talks Further Documents API Reference Introduction How to access the API CLI Client Golang Package Compatibility Guarantees API Reference Hubble internals Hubble Architecture baked in but all encapsulation formats supported by Linux can be enabled. When to use this mode: This mode has minimal infrastructure and integration requirements. It works on almost any network infrastructure