From 956f80324adbeba3342d8d2f7287866b4ca0a8e6 Mon Sep 17 00:00:00 2001 From: Richard Laager Date: Fri, 15 Jul 2016 01:06:07 -0500 Subject: [PATCH] Recommend rootdelay for mpt2sas issues I haven't tested this, but it should address the problem as described. --- Ubuntu-16.04-Root-on-ZFS.md | 2 +- Ubuntu-16.10-Root-on-ZFS.md | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/Ubuntu-16.04-Root-on-ZFS.md b/Ubuntu-16.04-Root-on-ZFS.md index 0edaeb8..c75c8b5 100644 --- a/Ubuntu-16.04-Root-on-ZFS.md +++ b/Ubuntu-16.04-Root-on-ZFS.md @@ -414,7 +414,7 @@ Most problem reports for this tutorial involve `mpt2sas` hardware that does slow The basic problem is that disks on these controllers are not visible to the Linux kernel until after the regular system is started, and ZoL does not hotplug pool members. See https://github.com/zfsonlinux/zfs/issues/330. -Most LSI cards are perfectly compatible with ZoL, but there is no known fix if your card has this glitch. Please use different equipment until the `mpt2sas` incompatibility is diagnosed and fixed, or donate an affected part if you want solution sooner. +Most LSI cards are perfectly compatible with ZoL. If your card has this glitch, try setting rootdelay=X in GRUB_CMDLINE_LINUX. The system will wait up to X seconds for all drives to appear before importing the pool. ### Areca diff --git a/Ubuntu-16.10-Root-on-ZFS.md b/Ubuntu-16.10-Root-on-ZFS.md index ce6bf28..2d1920c 100644 --- a/Ubuntu-16.10-Root-on-ZFS.md +++ b/Ubuntu-16.10-Root-on-ZFS.md @@ -416,7 +416,7 @@ Most problem reports for this tutorial involve `mpt2sas` hardware that does slow The basic problem is that disks on these controllers are not visible to the Linux kernel until after the regular system is started, and ZoL does not hotplug pool members. See https://github.com/zfsonlinux/zfs/issues/330. -Most LSI cards are perfectly compatible with ZoL, but there is no known fix if your card has this glitch. Please use different equipment until the `mpt2sas` incompatibility is diagnosed and fixed, or donate an affected part if you want solution sooner. +Most LSI cards are perfectly compatible with ZoL. If your card has this glitch, try setting rootdelay=X in GRUB_CMDLINE_LINUX. The system will wait up to X seconds for all drives to appear before importing the pool. ### Areca