Public bug reported:
iscsi boot fails to boot into rootfs, due to iscsi root disk is not
available in time and mount root fails.
After add 10 secs delay, it can boot into iscsi root disk successfully.
It seems that 'udevadm settle' is not enough to wait for iscsi disk is
available.
--- a/debian/extra/initramfs.local-top
+++ b/debian/extra/initramfs.local-top
@@ -312,6 +312,7 @@ udevadm settle
# initramfs scripts, but our loop that scans /proc/cmdline will still detect
# the former and set proper parameters.
if [ -n "$ISCSI_HAD_ROOT" ] && [ x"${ROOT##iscsi:}" != x"${ROOT}" ] ; then
+ sleep 10 # wait for iscsi disk is available"
if [ -z "$ISCSI_ROOT_LUN" ] ; then
ISCSI_ROOT_LUN=0
fi
grub.cfg
--------
menuentry "boot_iscsi" {
linux f5d8200d-f65a-44ef-869e-17519090168d/kernel ro text nofb nomodeset
console=ttyAMA0 systemd.journald.forward_to_console=yes ipa-debug=1
boot_server=10.30.96.1 ip=dhcp iscsi_initiator=iqn.2017-05.org.openstack.node-0
iscsi_username=iqn.2017-05.org.openstack.node-0 iscsi_password=z9v6JQ6eQRxLzDK5
root=iscsi:10.30.96.1::3260:0:iqn.1993-08.org.opendev:01:a9aa4032d2c1
initrd f5d8200d-f65a-44ef-869e-17519090168d/ramdisk
}
Software
--------
stack@j12-d05-07:~/ipxe/src$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04 LTS
Release: 20.04
Codename: focal
stack@j12-d05-07:~/ipxe/src$ uname -a
Linux j12-d05-07 5.4.0-42-generic #46-Ubuntu SMP Fri Jul 10 00:24:02 UTC 2020
aarch64 aarch64 aarch64 GNU/Linux
open-iscsi/focal-updates,now 2.0.874-7.1ubuntu6.1 arm64 [installed]
iSCSI initiator tools
** Affects: open-iscsi (Ubuntu)
Importance: Undecided
Status: New
** Description changed:
iscsi boot fails to boot into rootfs, due to iscsi root disk is not
available in time mount root fails.
After add 100 secs delay, it can boot into iscsi root disk successfully.
It seems that 'udevadm settle' is not enough to wait for iscsi disk is
available.
--- a/debian/extra/initramfs.local-top
+++ b/debian/extra/initramfs.local-top
@@ -312,6 +312,7 @@ udevadm settle
- # initramfs scripts, but our loop that scans /proc/cmdline will still detect
- # the former and set proper parameters.
- if [ -n "$ISCSI_HAD_ROOT" ] && [ x"${ROOT##iscsi:}" != x"${ROOT}" ] ; then
- + sleep 10 # wait for iscsi disk is available"
- if [ -z "$ISCSI_ROOT_LUN" ] ; then
- ISCSI_ROOT_LUN=0
- fi
+ # initramfs scripts, but our loop that scans /proc/cmdline will still detect
+ # the former and set proper parameters.
+ if [ -n "$ISCSI_HAD_ROOT" ] && [ x"${ROOT##iscsi:}" != x"${ROOT}" ] ; then
+ + sleep 10 # wait for iscsi disk is available"
+ if [ -z "$ISCSI_ROOT_LUN" ] ; then
+ ISCSI_ROOT_LUN=0
+ fi
grub.cfg
--------
menuentry "boot_iscsi" {
- linux f5d8200d-f65a-44ef-869e-17519090168d/kernel ro text nofb nomodeset
console=ttyAMA0 systemd.journald.forward_to_console=yes ipa-debug=1
boot_server=10.30.96.1 ip=dhcp iscsi_initiator=iqn.2017-05.org.openstack.node-0
iscsi_username=iqn.2017-05.org.openstack.node-0 iscsi_password=z9v6JQ6eQRxLzDK5
root=iscsi:10.30.96.1::3260:0:iqn.1993-08.org.opendev:01:a9aa4032d2c1
- initrd f5d8200d-f65a-44ef-869e-17519090168d/ramdisk
+ linux f5d8200d-f65a-44ef-869e-17519090168d/kernel ro text nofb nomodeset
console=ttyAMA0 systemd.journald.forward_to_console=yes ipa-debug=1
boot_server=10.30.96.1 ip=dhcp iscsi_initiator=iqn.2017-05.org.openstack.node-0
iscsi_username=iqn.2017-05.org.openstack.node-0 iscsi_password=z9v6JQ6eQRxLzDK5
root=iscsi:10.30.96.1::3260:0:iqn.1993-08.org.opendev:01:a9aa4032d2c1
+ initrd f5d8200d-f65a-44ef-869e-17519090168d/ramdisk
}
Software
--------
stack@j12-d05-07:~/ipxe/src$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04 LTS
Release: 20.04
Codename: focal
stack@j12-d05-07:~/ipxe/src$ uname -a
Linux j12-d05-07 5.4.0-42-generic #46-Ubuntu SMP Fri Jul 10 00:24:02 UTC 2020
aarch64 aarch64 aarch64 GNU/Linux
open-iscsi/focal-updates,now 2.0.874-7.1ubuntu6.1 arm64 [installed]
- iSCSI initiator tools
+ iSCSI initiator tools
** Description changed:
iscsi boot fails to boot into rootfs, due to iscsi root disk is not
available in time mount root fails.
- After add 100 secs delay, it can boot into iscsi root disk successfully.
+ After add 10 secs delay, it can boot into iscsi root disk successfully.
It seems that 'udevadm settle' is not enough to wait for iscsi disk is
available.
--- a/debian/extra/initramfs.local-top
+++ b/debian/extra/initramfs.local-top
@@ -312,6 +312,7 @@ udevadm settle
# initramfs scripts, but our loop that scans /proc/cmdline will still detect
# the former and set proper parameters.
if [ -n "$ISCSI_HAD_ROOT" ] && [ x"${ROOT##iscsi:}" != x"${ROOT}" ] ; then
+ sleep 10 # wait for iscsi disk is available"
if [ -z "$ISCSI_ROOT_LUN" ] ; then
ISCSI_ROOT_LUN=0
fi
grub.cfg
--------
menuentry "boot_iscsi" {
linux f5d8200d-f65a-44ef-869e-17519090168d/kernel ro text nofb nomodeset
console=ttyAMA0 systemd.journald.forward_to_console=yes ipa-debug=1
boot_server=10.30.96.1 ip=dhcp iscsi_initiator=iqn.2017-05.org.openstack.node-0
iscsi_username=iqn.2017-05.org.openstack.node-0 iscsi_password=z9v6JQ6eQRxLzDK5
root=iscsi:10.30.96.1::3260:0:iqn.1993-08.org.opendev:01:a9aa4032d2c1
initrd f5d8200d-f65a-44ef-869e-17519090168d/ramdisk
}
Software
--------
stack@j12-d05-07:~/ipxe/src$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04 LTS
Release: 20.04
Codename: focal
stack@j12-d05-07:~/ipxe/src$ uname -a
Linux j12-d05-07 5.4.0-42-generic #46-Ubuntu SMP Fri Jul 10 00:24:02 UTC 2020
aarch64 aarch64 aarch64 GNU/Linux
open-iscsi/focal-updates,now 2.0.874-7.1ubuntu6.1 arm64 [installed]
iSCSI initiator tools
** Description changed:
iscsi boot fails to boot into rootfs, due to iscsi root disk is not
- available in time mount root fails.
+ available in time and mount root fails.
After add 10 secs delay, it can boot into iscsi root disk successfully.
It seems that 'udevadm settle' is not enough to wait for iscsi disk is
available.
--- a/debian/extra/initramfs.local-top
+++ b/debian/extra/initramfs.local-top
@@ -312,6 +312,7 @@ udevadm settle
# initramfs scripts, but our loop that scans /proc/cmdline will still detect
# the former and set proper parameters.
if [ -n "$ISCSI_HAD_ROOT" ] && [ x"${ROOT##iscsi:}" != x"${ROOT}" ] ; then
+ sleep 10 # wait for iscsi disk is available"
if [ -z "$ISCSI_ROOT_LUN" ] ; then
ISCSI_ROOT_LUN=0
fi
grub.cfg
--------
menuentry "boot_iscsi" {
linux f5d8200d-f65a-44ef-869e-17519090168d/kernel ro text nofb nomodeset
console=ttyAMA0 systemd.journald.forward_to_console=yes ipa-debug=1
boot_server=10.30.96.1 ip=dhcp iscsi_initiator=iqn.2017-05.org.openstack.node-0
iscsi_username=iqn.2017-05.org.openstack.node-0 iscsi_password=z9v6JQ6eQRxLzDK5
root=iscsi:10.30.96.1::3260:0:iqn.1993-08.org.opendev:01:a9aa4032d2c1
initrd f5d8200d-f65a-44ef-869e-17519090168d/ramdisk
}
Software
--------
stack@j12-d05-07:~/ipxe/src$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04 LTS
Release: 20.04
Codename: focal
stack@j12-d05-07:~/ipxe/src$ uname -a
Linux j12-d05-07 5.4.0-42-generic #46-Ubuntu SMP Fri Jul 10 00:24:02 UTC 2020
aarch64 aarch64 aarch64 GNU/Linux
open-iscsi/focal-updates,now 2.0.874-7.1ubuntu6.1 arm64 [installed]
iSCSI initiator tools
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https://bugs.launchpad.net/bugs/1892292
Title:
iscsi boot fails to boot into rootfs
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