Simon, thank you for fast response, I boot with HWE, and watch with l2arc_rebuild_enabled , tldr, zfs L2ARC cache persistent now after reboot. Awesome! It is a small foggy situation with kernels, I was sure, that using default ubuntu kernel. 🤔
It is possible to add this note in any Ubuntu zfs packages description? maybe 'zfsutils-linux' -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1940703 Title: Ubuntu cannot find module "l2arc_rebuild_enabled" Status in zfs-linux package in Ubuntu: Invalid Bug description: Good day. I tried to make l2arc cache persistent after reboot, add option to /etc/modprobe.d/zfs.conf options zfs zfs_arc_max=6294967296 but after reboot: dmesg [ +0,011105] zfs: unknown parameter 'l2arc_rebuild_enabled' ignored all modules? ls /sys/module/zfs/parameters/l2arc_ l2arc_feed_again l2arc_feed_min_ms l2arc_feed_secs l2arc_headroom l2arc_headroom_boost l2arc_noprefetch l2arc_norw l2arc_write_boost l2arc_write_max 5.4.0-81-generic, ubuntu 20.04 zfs-linux - are correct bugreport package? ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: zfsutils-linux 0.8.3-1ubuntu12.12 ProcVersionSignature: Ubuntu 5.4.0-81.91-generic 5.4.128 Uname: Linux 5.4.0-81-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.11-0ubuntu27.18 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: KDE Date: Fri Aug 20 20:39:14 2021 InstallationDate: Installed on 2019-12-28 (600 days ago) InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017) SourcePackage: zfs-linux UpgradeStatus: Upgraded to focal on 2020-04-23 (483 days ago) modified.conffile..etc.sudoers.d.zfs: [inaccessible: [Errno 13] Отказано в доступе: '/etc/sudoers.d/zfs'] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zfs-linux/+bug/1940703/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
