[LU-15437] setparam to modify fldb

• Type: Improvement
• Resolution: Unresolved
• Priority: Minor
• Assignee: WC Triage
• Reporter: Alex Zhuravlev

Description

extend procfs to let lctl set_param add FLDB entries:

[root@tmp tests]# lctl set_param fld.srv-lustre-MDT0000.fldb=[0x0000000280000400-0x0000000290000400]:0:mdt
fld.srv-lustre-MDT0000.fldb=[0x0000000280000400-0x0000000290000400]:0:mdt
[root@tmp tests]# lctl set_param fld.srv-lustre-MDT0000.fldb=[0x00000002a0000400-0x00000002b0000400]:2:ost
fld.srv-lustre-MDT0000.fldb=[0x00000002a0000400-0x00000002b0000400]:2:ost
[root@tmp tests]# lctl get_param fld.*.fldb
fld.srv-lustre-MDT0000.fldb=
[0x000000000000000c-0x0000000100000000]:0:mdt
[0x0000000200000002-0x0000000200000003]:0:mdt
[0x0000000200000007-0x0000000200000008]:0:mdt
[0x0000000200000400-0x0000000240000400]:0:mdt
[0x0000000280000400-0x0000000290000400]:0:mdt
[0x00000002a0000400-0x00000002b0000400]:2:ost

Issue Links

• is related to: LU-15580 create_iam utility is broken and excluded from the build
• is related to: LU-3565 HSM: Allow specifying minimum FID sequence at format time
• is related to: LU-15414 FLDB mirroring