== conf-sanity test 99: Adding meta_bg option ============ 22:34:20 (1788921260)
oleg356-server: debugfs 1.47.3-wc2 (11-Nov-2025)
params: --mgsnode=192.168.203.156@tcp --fsname=lustre --ost 			--index=0 --param=sys.timeout=20 --backfstype=ldiskfs --device-size=200000  		--mkfsoptions=\"-O ^resize_inode,meta_bg -b 4096 -E lazy_itable_init\" 		--reformat /dev/mapper/ost1_flakey 
Loading modules from /home/green/git/lustre-release/lustre
detected 4 online CPUs by sysfs
MODOPTS_LIBCFS=
Force libcfs to create 2 CPU partitions
ptlrpc/ptlrpc options: 'lbug_on_grant_miscount=1'
quota/lquota options: 'hash_lqs_cur_bits=3'
mdt/mdt options: 'mdt_enable_flr_ec=1'
-rwxr-xr-x. 1 green green 1921056 Sep  8 20:20 /home/green/git/lustre-release/lustre/utils/mount.lustre
-rwxr-xr-x. 1 root  root       12 Jan 31  2019 /usr/sbin/mount.lustre
mount --bind /home/green/git/lustre-release/lustre/utils/mount.lustre /usr/sbin/mount.lustre
loading modules on: 'oleg356-server'
oleg356-server: oleg356-server.virtnet: executing load_modules_local
oleg356-server: kmemleak disabled
oleg356-server: Loading modules from /home/green/git/lustre-release/lustre
oleg356-server: detected 4 online CPUs by sysfs
oleg356-server: MODOPTS_LIBCFS=
oleg356-server: Force libcfs to create 2 CPU partitions
oleg356-server: ptlrpc/ptlrpc options: 'lbug_on_grant_miscount=1'
oleg356-server: quota/lquota options: 'hash_lqs_cur_bits=3'
oleg356-server: mdt/mdt options: 'mdt_enable_flr_ec=1'
oleg356-server: /usr/sbin/ not writable for /usr/sbin/mount.lustre_tgt

   Permanent disk data:
Device:     /dev/mapper/ost1_flakey
Target:     lustre:OST0000
Index:      0
Lustre FS:  lustre
Mount type: ldiskfs
Flags:      0x62
              (OST first_time update )
Persistent mount opts: errors=remount-ro
Parameters: mgsnode=192.168.203.156@tcp sys.timeout=20

device size = 4096MB
formatting backing filesystem ldiskfs on /dev/mapper/ost1_flakey
	target name   lustre:OST0000
	kilobytes     200000
	options        -b 4096  -I 512 -q -O ^resize_inode,meta_bg,uninit_bg,extents,dir_nlink,quota,project,huge_file,large_dir,^fast_commit,flex_bg -G 256 -E lazy_itable_init,lazy_journal_init,packed_meta_blocks -F
mkfs_cmd = mke2fs -j -b 4096 -L lustre:OST0000  -b 4096  -I 512 -q -O ^resize_inode,meta_bg,uninit_bg,extents,dir_nlink,quota,project,huge_file,large_dir,^fast_commit,flex_bg -G 256 -E lazy_itable_init,lazy_journal_init,packed_meta_blocks -F /dev/mapper/ost1_flakey 200000k
oleg356-server: debugfs 1.47.3-wc2 (11-Nov-2025)
Filesystem features:      has_journal ext_attr dir_index filetype meta_bg extent flex_bg large_dir sparse_super large_file huge_file uninit_bg dir_nlink quota project