Logs errors on PetaSAN Node

Bala
16 Posts
April 21, 2025, 1:01 pmQuote from Bala on April 21, 2025, 1:01 pmHi Team,
In one of our node, we are seeing this type of error, will it affect the production environment. Currently in PetaSAN rbd images we are not using PR-related features like exclusive-lock.
Log error on node:
Apr 21 17:51:19 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:24 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Apr 21 17:51:24 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:29 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Apr 21 17:51:29 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:34 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Help to understand these errors, why it is generating.
Hi Team,
In one of our node, we are seeing this type of error, will it affect the production environment. Currently in PetaSAN rbd images we are not using PR-related features like exclusive-lock.
Log error on node:
Apr 21 17:51:19 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:24 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Apr 21 17:51:24 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:29 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Apr 21 17:51:29 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:34 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Help to understand these errors, why it is generating.

admin
2,973 Posts
April 22, 2025, 4:23 pmQuote from admin on April 22, 2025, 4:23 pmAre you getting any errors on any of your iSCSI disks ? or are they working fine ? what client environment are the iSCSI clients: Linux?Win?VMWare? how many disks/images you have?
Are you getting any errors on any of your iSCSI disks ? or are they working fine ? what client environment are the iSCSI clients: Linux?Win?VMWare? how many disks/images you have?

Bala
16 Posts
April 23, 2025, 12:00 pmQuote from Bala on April 23, 2025, 12:00 pmCurrently we don't see any errors of our ISCSI Disk, it is working fine. Linux are our client environment.
Around 185 disks/images we are using.
Currently we don't see any errors of our ISCSI Disk, it is working fine. Linux are our client environment.
Around 185 disks/images we are using.
Logs errors on PetaSAN Node
Bala
16 Posts
Quote from Bala on April 21, 2025, 1:01 pmHi Team,
In one of our node, we are seeing this type of error, will it affect the production environment. Currently in PetaSAN rbd images we are not using PR-related features like exclusive-lock.
Log error on node:
Apr 21 17:51:19 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:24 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Apr 21 17:51:24 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:29 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Apr 21 17:51:29 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:34 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2Help to understand these errors, why it is generating.
Hi Team,
In one of our node, we are seeing this type of error, will it affect the production environment. Currently in PetaSAN rbd images we are not using PR-related features like exclusive-lock.
Log error on node:
Apr 21 17:51:19 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:24 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Apr 21 17:51:24 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:29 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Apr 21 17:51:29 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR info
Apr 21 17:51:34 mys-dc-gc1-osd04 kernel: target_core_rbd: failed to obtain PR xattr: -2
Help to understand these errors, why it is generating.
admin
2,973 Posts
Quote from admin on April 22, 2025, 4:23 pmAre you getting any errors on any of your iSCSI disks ? or are they working fine ? what client environment are the iSCSI clients: Linux?Win?VMWare? how many disks/images you have?
Are you getting any errors on any of your iSCSI disks ? or are they working fine ? what client environment are the iSCSI clients: Linux?Win?VMWare? how many disks/images you have?
Bala
16 Posts
Quote from Bala on April 23, 2025, 12:00 pmCurrently we don't see any errors of our ISCSI Disk, it is working fine. Linux are our client environment.
Around 185 disks/images we are using.
Currently we don't see any errors of our ISCSI Disk, it is working fine. Linux are our client environment.
Around 185 disks/images we are using.