[LU-17315] RHEL 8.9 support for 2.12 clients and 2.14 servers (zfs only)

• Status: Resolved
• Project: Lustre
• Fix Version/s: Lustre 2.14.0, Lustre 2.12.9
• Type: Task
• Priority: Minor
• Reporter: Olaf Faaland
• Assignee: Jian Yu
• Resolution: Fixed
• Labels: llnl
• Severity: 3

Description

We are still running in production with:
2.14.0-based server (zfs only)
2.12.9-based (client only)

Please backport patches for RHEL 8.9 support for both and push them to gerrit against b2_14 and b2_12 respectively.

Related to LU-17275

Issue Links

• is related to: LU-17275 RHEL 8.9 support

Comments

[Olaf Faaland]

For my records, my local tickets are TOSS-6181 and TOSS-6182

[Peter Jones]

Jian

Can you please assist with this?

Thanks

Peter

[Jian Yu]

With https://review.whamcloud.com/c/fs/lustre-release/+/53256 applied on b2_12 branch, client build failed as follows:

In function 'fortify_memset_chk',
    inlined from 'vvp_io_init' at /tmp/rpmbuild-lustre-root-4tIaJAxD/BUILD/lustre-2.12.9_12_g5b9b38b_dirty/lustre/llite/vvp_io.c:1520:2:
include/linux/fortify-string.h:239:4: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror]
    __write_overflow_field(p_size_field, size);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors

I'm backporting more patches.

[Jian Yu]

With patch series https://review.whamcloud.com/c/fs/lustre-release/+/53256 applied on b2_12 branch, RHEL 8.9 client build passed.
I'm working on the patch series for b2_14 branch.

[Olaf Faaland]

Thank you Jian

[Jian Yu]

You're welcome, ofaaland.
The patch series for Lustre b2_14 branch is being worked in https://review.whamcloud.com/c/fs/lustre-release/+/53280.
Could you please tell me what version of ZFS needs to be supported?

[Olaf Faaland]

ZFS 2.1.13

[Jian Yu]

Thank you, ofaaland.
With patch series https://review.whamcloud.com/c/fs/lustre-release/+/53280 applied on b2_14 branch, RHEL 8.9 server build passed with ZFS 2.1.13.

[Olaf Faaland]

Thank you very much Jian, commencing our local testing.

[Jian Yu]

You're welcome, Olaf.
FYI, basic runtests passed on my local vm node with ZFS 2.1.13: https://testing.whamcloud.com/test_sessions/2a43bf7e-a39a-4d08-a8ee-93c17c6335e4

[Olaf Faaland]

Hi Jian,
Our local testing passed without any unexpected changes in behavior. We can close this ticket as far as we're concerned. Thanks again.

[Jian Yu]

You're welcome, Olaf.