http://bugzilla.opensuse.org/show_bug.cgi?id=1207387
Bug ID: 1207387
Summary: mdam : monitoring detected DeviceDisappeared
Classification: openSUSE
Product: openSUSE Tumbleweed
Version: Current
Hardware: Other
OS: Other
Status: NEW
Severity: Normal
Priority: P5 - None
Component: Other
Assignee: screening-team-bugs@suse.de
Reporter: holgerbruenjes@gmx.net
QA Contact: qa-bugs@suse.de
Found By: ---
Blocker: ---
Hello
it ist the package mdadm-4.2-5.1.src.rpm from tumbleweed
I use the mdadm tool also in the past
my mdadm.conf
cat /etc/mdadm/mdadm.conf
DEVICE partitions
ARRAY /dev/md1 UUID=6c9f3d38:ada07516:3d186b3c:53958f34
ARRAY /dev/md/2 metadata=1.2
UUID=6bb43ca5:fab488e0:590a1132:6d893542 name=(none):2
ARRAY /dev/md/3 metadata=1.2
UUID=af96a8a7:8355bc0e:7e877926:835dd720 name=(none):3
PROGRAM /usr/libexec/mdadm/mdadm-event-handler.sh
eis-5351:/ #
eis-5351:/ # cat /proc/mdstat
Personalities : [linear] [raid0] [raid1] [raid10] [raid6] [raid5] [raid4]
[multipath]
md3 : active raid1 sdb3[0] sda3[1]
312198464 blocks super 1.2 [2/2] [UU]
bitmap: 2/3 pages [8KB], 65536KB chunk
md2 : active raid1 sdb2[0] sda2[1]
130048 blocks super 1.2 [2/2] [UU]
bitmap: 0/1 pages [0KB], 65536KB chunk
md1 : active raid1 sdb1[0] sda1[1]
98240 blocks [2/2] [UU]
bitmap: 0/1 pages [0KB], 65536KB chunk
unused devices: <none>
eis-5351:/ # ll /dev/md*
brw-rw---- 1 root disk 9, 1 2023-01-23 09:38 /dev/md1
brw-rw---- 1 root disk 9, 2 2023-01-23 09:38 /dev/md2
brw-rw---- 1 root disk 9, 3 2023-01-23 09:38 /dev/md3
/dev/md:
total 0
lrwxrwxrwx 1 root root 6 2023-01-23 09:38 2 -> ../md2
lrwxrwxrwx 1 root root 6 2023-01-23 09:38 3 -> ../md3
eis-5351:/ # blkid
/dev/sda1: UUID="6c9f3d38-ada0-7516-3d18-6b3c53958f34" TYPE="linux_raid_member"
PARTLABEL="boot" PARTUUID="30c4a077-5317-452e-9790-38907f0e2c23"
/dev/sda2: UUID="6bb43ca5-fab4-88e0-590a-11326d893542"
UUID_SUB="433c3917-8a67-201f-9cc6-488bc3cd40e5" LABEL="(none):2"
TYPE="linux_raid_member" PARTLABEL="swap"
PARTUUID="e29917a8-1adb-468d-bd89-45881e64e68f"
/dev/sda3: UUID="af96a8a7-8355-bc0e-7e87-7926835dd720"
UUID_SUB="d92de6c9-7df5-007a-cf88-4cbb7ca9a315" LABEL="(none):3"
TYPE="linux_raid_member" PARTLABEL="root"
PARTUUID="6bc85123-3938-4e6e-b8b2-1fa47786b66a"
/dev/sdb1: UUID="6c9f3d38-ada0-7516-3d18-6b3c53958f34" TYPE="linux_raid_member"
PARTLABEL="boot" PARTUUID="5c3f7a62-f9ad-4500-9ef3-3f736249b0e5"
/dev/sdb2: UUID="6bb43ca5-fab4-88e0-590a-11326d893542"
UUID_SUB="0b6cc352-863b-e379-5808-43b9e578c451" LABEL="(none):2"
TYPE="linux_raid_member" PARTLABEL="swap"
PARTUUID="9d942155-db32-4e57-ad42-4b331c76ac06"
/dev/sdb3: UUID="af96a8a7-8355-bc0e-7e87-7926835dd720"
UUID_SUB="bd272b7c-b5b6-efea-9375-e5d830899a38" LABEL="(none):3"
TYPE="linux_raid_member" PARTLABEL="root"
PARTUUID="3f876df5-8321-4e80-8de2-fd9101e1e620"
/dev/md1: UUID="30b5bb75-d24e-4da1-ac44-982964ce4249" BLOCK_SIZE="1024"
TYPE="ext4"
/dev/md2: UUID="9b09c4e7-14ea-4800-a4b2-8074b59c8de2" TYPE="swap"
/dev/md3: UUID="efd4a549-d390-4146-9125-546edd68cf60" BLOCK_SIZE="4096"
TYPE="ext4"
I use this test cmd
mdadm --monitor --oneshot --scan --test
and now it triggered 6 mail
-------------------
Dispatched from mdadm Agent on Server 'eis-5351'
Current Date: 2023-01-21 Time: 21:40:45
Host : eis-5351
MD Device : /dev/md/3
Event : TestMessage
...
Host : eis-5351
MD Device : /dev/md/2
Event : TestMessage
...
this device never existed and it cannot have disappeared as a result.
Host : eis-5351
MD Device : /dev/md/md1
Event : TestMessage
...
Host : eis-5351
MD Device : /dev/md/md1
Event : DeviceDisappeared
...
Host : eis-5351
MD Device : /dev/md1
Event : TestMessage
...
Host : eis-5351
MD Device : /dev/md1
Event : NewArray
--------------------------
and after boot it triggerd 1 mail
Host : eis-5351
MD Device : /dev/md1
Event : NewArray
--------------------
in the past with mdadm 4.1-13.2
it triggered 3 mail
---------------
Dispatched from mdadm Agent on Server 'eis-5351'
Current Date: 2023-01-21 Time: 16:38:13
Host : eis-5351
MD Device : /dev/md/3
Event : TestMessage
...
Host : eis-5351
MD Device : /dev/md/2
Event : TestMessage
...
Host : eis-5351
MD Device : /dev/md1
Event : TestMessage
----------------------------------
it this now a feature or a bug
I detected his patch for the problem
0029-Monitor-use-snprintf-to-fill-device-name.patch
it contained your vote
Signed-off-by: Coly Li