Lustre 2.15.6 Changelog

(draft WIP) 2.15.6

Server support for kernels:

• RHEL 8.10 (4.18.0-553.5.1.el8_10)

Client support for unpatched kernels:

• RHEL 8.10 (4.18.0-553.5.1.el8_10)
• RHEL 9.5 (5.14.0-503.11.1.el9_5)
• SLES15 SP5 (5.14.21-150500.55.65.1)
• Ubuntu 22.04 (5.15.0-88)

Minimum recommended e2fsprogs version:

• v1.47.1.wc1

Interoperability Support:

• Clients & Servers: Latest 2.12.X, 2.14

Issues list to follow

• • Bug

   * [LU-7665] - sanity test_300p: create striped directory should fail
   * [LU-10733] - conf-sanity test_106 hung with out of space on OST
   * [LU-12706] - sanity-quota test_4a: FAIL: Passed grace time 20, 1566910527, 1566910563
   * [LU-14472] - skip inactive target during "lfs quota"
   * [LU-15055] - spurious qmt_pool_add_rem() message when adding OST to pool: -EEXIST 
   * [LU-15496] - sanity test_398c ppc64le: 70% of I/O are 1-page
   * [LU-15618] - ksock_conn ref leak on shutdown
   * [LU-15689] - libcfs_debug_mb is not set correctly if module has not been initialized
   * [LU-15839] - sanity-quota test_4a: failed create before timer expired
   * [LU-16390] - sanity-flr test_49a: FIBMAP/FIEMAP unsupported
   * [LU-16426] - sanity-pcc test_7a: timeout on CMD:multiop /mnt/lustre/f7a.sanity-pcc OSMWUc
   * [LU-16520] - CentOS 7.6 build failure on strscpy. Move strscpy to lnet/include/lnet/lib-types.h
   * [LU-16639] - job_stat_exit() should not have any items
   * [LU-16791] - Modern ZFS constified nvlist* functions breaking zfs_[gs]et_prop_*
   * [LU-17152] - parallel-scale-nfsv4 FAIL: failed to cleanup nfs
   * [LU-17421] - Lustre master build failure with ZFS 2.2.1
   * [LU-17440] - after move from 2.14 to 2.15: LNetError: 31941:0:(peer.c:2194:lnet_destroy_peer_ni_locked()) ASSERTION( list_empty(&lpni->lpni_peer_nis) ) 
   * [LU-17573] - lets use ext4 limit for uninitiated object.
   * [LU-17696] - Kernel 6.8 client LBUG: (dcache.c:136:ll_ddelete()) ASSERTION( d_count(de) == 1 ) failed
   * [LU-17974] - sanity-quota test_3b: (qmt_lock.c:957:qmt_id_lock_notify()) ASSERTION( lqe->lqe_is_global )
   * [LU-17985] - replay-single test_80b: (osd_io.c:2208:osd_write()) ASSERTION( inode != ((void *)0) )
   * [LU-18341] - interop: sanity-flr test_36: FAIL: write finished before layout version is transmitted
   * [LU-18344] - interop: sanity test_247f: mount remote dir should fail
   * [LU-18345] - interop: sanity-quota test_2: FAIL: unlinkmany /mnt/lustre/d2.sanity-quota/f2.sanity-quota-0 failed
   * [LU-18350] - interop: sanityn test_33d: FAIL: rmdir /mnt/lustre/d33d.sanityn didn't trigger CoS
   * [LU-18407] - sanity-pfl test_24a: FAIL: filefrag /mnt/lustre/f24a.sanity-pfl failed
   * [LU-18435] - replay of pfl layout resets layout generation

• • Improvement

   * [LU-13308] - update changelog_ext_nid to handle IPv6 addresses
   * [LU-17750] - kernel update [SLES15 SP4 5.14.21-150400.24.100.2]
   * [LU-18387] - RHEL 9.5 support
   * [LU-18414] - kernel update [RHEL 9.4 5.14.0-427.42.1.el9_4]
   * [LU-18423] - kernel update [RHEL 8.10 4.18.0-553.27.1.el8_10]