Details
-
Bug
-
Resolution: Fixed
-
Major
-
Lustre 2.8.0
-
3
-
9223372036854775807
Description
Steps to reproduce issue:
====================
export LOAD=yes sh llmount.sh /mnt/lokesh/seagate/lustre-wc-rel/lustre/tests/../utils/mkfs.lustre --mgs --fsname=lustre --mdt --index=0 --param=sys.timeout=20 --param=lov.stripesize=1048576 --param=lov.stripecount=0 --param=mdt.identity_upcall=/mnt/lokesh/seagate/lustre-wc-rel/lustre/tests/../utils/l_getidentity --backfstype=ldiskfs --device-size=200000 --mkfsoptions="-N 300000 -G 1" --reformat /tmp/lustre-mdt1 > /dev/null mkdir -p /mnt/mds1; mount -t lustre -o loop /tmp/lustre-mdt1 /mnt/mds1 mount -t ldiskfs /dev/loop0 /mnt/test/ ls -i /mnt/test/ [root@server_lokesh tests]# ls -i /mnt/test/ 97 changelog_catalog 30001 O 30 oi.16.17 39 oi.16.26 48 oi.16.35 57 oi.16.44 66 oi.16.53 75 oi.16.62 240005 ROOT 98 changelog_users 13 oi.16.0 31 oi.16.18 40 oi.16.27 49 oi.16.36 58 oi.16.45 67 oi.16.54 76 oi.16.63 85 seq_ctl 240001 CONFIGS 14 oi.16.1 32 oi.16.19 41 oi.16.28 50 oi.16.37 59 oi.16.46 68 oi.16.55 20 oi.16.7 86 seq_srv 84 fld 23 oi.16.10 15 oi.16.2 42 oi.16.29 51 oi.16.38 60 oi.16.47 69 oi.16.56 21 oi.16.8 99 hsm_actions 24 oi.16.11 33 oi.16.20 16 oi.16.3 52 oi.16.39 61 oi.16.48 70 oi.16.57 22 oi.16.9
Results
Disk_info after formatting :
====================
[root@server_lokesh tests]# dumpe2fs -h /dev/loop0 dumpe2fs 1.42.12.wc1 (15-Sep-2014) Filesystem volume name: lustre-MDT0000 Last mounted on: / Filesystem UUID: a6926858-ad86-49a6-94ee-225ba0fc57cb Filesystem magic number: 0xEF53 Filesystem revision #: 1 (dynamic) Filesystem features: has_journal ext_attr resize_inode dir_index filetype needs_recovery flex_bg dirdata sparse_super large_file huge_file uninit_bg dir_nlink quota Filesystem flags: signed_directory_hash Default mount options: user_xattr acl Filesystem state: clean Errors behavior: Continue Filesystem OS type: Linux Inode count: 300000 Block count: 50000 Reserved block count: 2307 Free blocks: 7885 Free inodes: 299987 First block: 0 Block size: 4096 Fragment size: 4096 Reserved GDT blocks: 78 Blocks per group: 5120 Fragments per group: 5120 Inodes per group: 30000 Inode blocks per group: 3750 Filesystem created: Tue Dec 1 15:11:34 2015 Last mount time: Tue Dec 1 15:11:48 2015 Last write time: Tue Dec 1 15:11:48 2015 Mount count: 3 Maximum mount count: -1 Last checked: Tue Dec 1 15:11:34 2015 Check interval: 0 (<none>) Lifetime writes: 457 kB Reserved blocks uid: 0 (user root) Reserved blocks gid: 0 (group root) First inode: 11 Inode size: 512 Required extra isize: 28 Desired extra isize: 28 Journal inode: 8 Default directory hash: half_md4 Directory Hash Seed: 9483ebb9-ab24-47eb-b36f-7992baff0cd2 Journal backup: inode blocks User quota inode: 3 Group quota inode: 4 Journal features: (none) Journal size: 16M Journal length: 4096 Journal sequence: 0x00000011 Journal start: 1
Inode allocation results :
========================
[root@server_lokesh tests]# ls -i /mnt/test/
97 changelog_catalog 30001 O 30 oi.16.17 39 oi.16.26 48 oi.16.35 57 oi.16.44 66 oi.16.53 75 oi.16.62 240005 ROOT
98 changelog_users 13 oi.16.0 31 oi.16.18 40 oi.16.27 49 oi.16.36 58 oi.16.45 67 oi.16.54 76 oi.16.63 85 seq_ctl
240001 CONFIGS 14 oi.16.1 32 oi.16.19 41 oi.16.28 50 oi.16.37 59 oi.16.46 68 oi.16.55 20 oi.16.7 86 seq_srv
84 fld 23 oi.16.10 15 oi.16.2 42 oi.16.29 51 oi.16.38 60 oi.16.47 69 oi.16.56 21 oi.16.8
99 hsm_actions 24 oi.16.11 33 oi.16.20 16 oi.16.3 52 oi.16.39 61 oi.16.48 70 oi.16.57 22 oi.16.9
As per above results
Inode count: 300000
Free inodes: 299987
Inodes per group: 30000
flex_bg 1
240005 ROOT
ROOT inode is assigned from the 9th out of 10 groups even we have enough free inodes in initial groups.