Patchwork [3/3] mke2fs: add test for large journal with lazy init

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Submitter Andreas Dilger
Date June 10, 2011, 10 a.m.
Message ID <1307700019-4551-3-git-send-email-adilger@whamcloud.com>
Download mbox | patch
Permalink /patch/99867/
State Accepted
Headers show

Comments

Andreas Dilger - June 10, 2011, 10 a.m.
Add test for internal journal over 4GB in size, using the
lazy_journal_init and lazy_itable_init features.  Otherwise
the filesystem metadata would be too large to reliably run on
test systems, and take too long to create/check the filesystem.

Signed-off-by: Andreas Dilger <adilger@whamcloud.com>
---
 tests/m_bigjournal/expect.1 |  575 +++++++++++++++++++++++++++++++++++++++++++
 tests/m_bigjournal/script   |    4 +
 2 files changed, 579 insertions(+), 0 deletions(-)
 create mode 100644 tests/m_bigjournal/expect.1
 create mode 100644 tests/m_bigjournal/script
Theodore Ts'o - June 11, 2011, 4:21 p.m.
On Fri, Jun 10, 2011 at 04:00:19AM -0600, Andreas Dilger wrote:
> Add test for internal journal over 4GB in size, using the
> lazy_journal_init and lazy_itable_init features.  Otherwise
> the filesystem metadata would be too large to reliably run on
> test systems, and take too long to create/check the filesystem.
> 
> Signed-off-by: Andreas Dilger <adilger@whamcloud.com>

Added to the "next" branch, thanks.

					- Ted
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Patch

diff --git a/tests/m_bigjournal/expect.1 b/tests/m_bigjournal/expect.1
new file mode 100644
index 0000000..ad4a035
--- /dev/null
+++ b/tests/m_bigjournal/expect.1
@@ -0,0 +1,575 @@ 
+Filesystem features: has_journal ext_attr resize_inode dir_index filetype extent flex_bg sparse_super large_file huge_file uninit_bg dir_nlink extra_isize
+ 
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+test_filesys: 11/1344 files (0.0% non-contiguous), 1286989/2750000 blocks
+Exit status is 0
+
+Filesystem volume name:   <none>
+Last mounted on:          <not available>
+Filesystem magic number:  0xEF53
+Filesystem revision #:    1 (dynamic)
+Filesystem features:      has_journal ext_attr resize_inode dir_index filetype extent flex_bg sparse_super large_file huge_file uninit_bg dir_nlink extra_isize
+Default mount options:    (none)
+Filesystem state:         clean
+Errors behavior:          Continue
+Filesystem OS type:       Linux
+Inode count:              1344
+Block count:              2750000
+Reserved block count:     137500
+Free blocks:              1463011
+Free inodes:              1333
+First block:              0
+Block size:               4096
+Fragment size:            4096
+Reserved GDT blocks:      671
+Blocks per group:         32768
+Fragments per group:      32768
+Inodes per group:         16
+Inode blocks per group:   1
+Flex block group size:    512
+Mount count:              0
+Check interval:           15552000 (6 months)
+Reserved blocks uid:      0
+Reserved blocks gid:      0
+First inode:              11
+Inode size:	          256
+Required extra isize:     28
+Desired extra isize:      28
+Journal inode:            8
+Default directory hash:   half_md4
+Journal backup:           inode blocks
+Journal features:         (none)
+Journal size:             5000M
+Journal length:           1280000
+Journal sequence:         0x00000001
+Journal start:            0
+
+
+Group 0: (Blocks 0-32767)
+  Primary superblock at 0, Group descriptors at 1-1
+  Reserved GDT blocks at 2-672
+  Block bitmap at 673 (+673), Inode bitmap at 1185 (+1185)
+  Inode table at 1697-1697 (+1697)
+  31836 free blocks, 5 free inodes, 2 directories, 5 unused inodes
+  Free blocks: 764-1184, 1269-1696, 1781-32767
+  Free inodes: 12-16
+Group 1: (Blocks 32768-65535) [INODE_UNINIT]
+  Backup superblock at 32768, Group descriptors at 32769-32769
+  Reserved GDT blocks at 32770-33440
+  Block bitmap at 674 (bg #0 + 674), Inode bitmap at 1186 (bg #0 + 1186)
+  Inode table at 1698-1698 (bg #0 + 1698)
+  32095 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 33441-65535
+  Free inodes: 17-32
+Group 2: (Blocks 65536-98303) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 675 (bg #0 + 675), Inode bitmap at 1187 (bg #0 + 1187)
+  Inode table at 1699-1699 (bg #0 + 1699)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 65536-98303
+  Free inodes: 33-48
+Group 3: (Blocks 98304-131071) [INODE_UNINIT]
+  Backup superblock at 98304, Group descriptors at 98305-98305
+  Reserved GDT blocks at 98306-98976
+  Block bitmap at 676 (bg #0 + 676), Inode bitmap at 1188 (bg #0 + 1188)
+  Inode table at 1700-1700 (bg #0 + 1700)
+  32095 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 98977-131071
+  Free inodes: 49-64
+Group 4: (Blocks 131072-163839) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 677 (bg #0 + 677), Inode bitmap at 1189 (bg #0 + 1189)
+  Inode table at 1701-1701 (bg #0 + 1701)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 131072-163839
+  Free inodes: 65-80
+Group 5: (Blocks 163840-196607) [INODE_UNINIT]
+  Backup superblock at 163840, Group descriptors at 163841-163841
+  Reserved GDT blocks at 163842-164512
+  Block bitmap at 678 (bg #0 + 678), Inode bitmap at 1190 (bg #0 + 1190)
+  Inode table at 1702-1702 (bg #0 + 1702)
+  32095 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 164513-196607
+  Free inodes: 81-96
+Group 6: (Blocks 196608-229375) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 679 (bg #0 + 679), Inode bitmap at 1191 (bg #0 + 1191)
+  Inode table at 1703-1703 (bg #0 + 1703)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 196608-229375
+  Free inodes: 97-112
+Group 7: (Blocks 229376-262143) [INODE_UNINIT]
+  Backup superblock at 229376, Group descriptors at 229377-229377
+  Reserved GDT blocks at 229378-230048
+  Block bitmap at 680 (bg #0 + 680), Inode bitmap at 1192 (bg #0 + 1192)
+  Inode table at 1704-1704 (bg #0 + 1704)
+  32095 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 230049-262143
+  Free inodes: 113-128
+Group 8: (Blocks 262144-294911) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 681 (bg #0 + 681), Inode bitmap at 1193 (bg #0 + 1193)
+  Inode table at 1705-1705 (bg #0 + 1705)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 262144-294911
+  Free inodes: 129-144
+Group 9: (Blocks 294912-327679) [INODE_UNINIT]
+  Backup superblock at 294912, Group descriptors at 294913-294913
+  Reserved GDT blocks at 294914-295584
+  Block bitmap at 682 (bg #0 + 682), Inode bitmap at 1194 (bg #0 + 1194)
+  Inode table at 1706-1706 (bg #0 + 1706)
+  32095 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 295585-327679
+  Free inodes: 145-160
+Group 10: (Blocks 327680-360447) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 683 (bg #0 + 683), Inode bitmap at 1195 (bg #0 + 1195)
+  Inode table at 1707-1707 (bg #0 + 1707)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 327680-360447
+  Free inodes: 161-176
+Group 11: (Blocks 360448-393215) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 684 (bg #0 + 684), Inode bitmap at 1196 (bg #0 + 1196)
+  Inode table at 1708-1708 (bg #0 + 1708)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 360448-393215
+  Free inodes: 177-192
+Group 12: (Blocks 393216-425983) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 685 (bg #0 + 685), Inode bitmap at 1197 (bg #0 + 1197)
+  Inode table at 1709-1709 (bg #0 + 1709)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 393216-425983
+  Free inodes: 193-208
+Group 13: (Blocks 425984-458751) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 686 (bg #0 + 686), Inode bitmap at 1198 (bg #0 + 1198)
+  Inode table at 1710-1710 (bg #0 + 1710)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 425984-458751
+  Free inodes: 209-224
+Group 14: (Blocks 458752-491519) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 687 (bg #0 + 687), Inode bitmap at 1199 (bg #0 + 1199)
+  Inode table at 1711-1711 (bg #0 + 1711)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 458752-491519
+  Free inodes: 225-240
+Group 15: (Blocks 491520-524287) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 688 (bg #0 + 688), Inode bitmap at 1200 (bg #0 + 1200)
+  Inode table at 1712-1712 (bg #0 + 1712)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 491520-524287
+  Free inodes: 241-256
+Group 16: (Blocks 524288-557055) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 689 (bg #0 + 689), Inode bitmap at 1201 (bg #0 + 1201)
+  Inode table at 1713-1713 (bg #0 + 1713)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 524288-557055
+  Free inodes: 257-272
+Group 17: (Blocks 557056-589823) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 690 (bg #0 + 690), Inode bitmap at 1202 (bg #0 + 1202)
+  Inode table at 1714-1714 (bg #0 + 1714)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 557056-589823
+  Free inodes: 273-288
+Group 18: (Blocks 589824-622591) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 691 (bg #0 + 691), Inode bitmap at 1203 (bg #0 + 1203)
+  Inode table at 1715-1715 (bg #0 + 1715)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 589824-622591
+  Free inodes: 289-304
+Group 19: (Blocks 622592-655359) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 692 (bg #0 + 692), Inode bitmap at 1204 (bg #0 + 1204)
+  Inode table at 1716-1716 (bg #0 + 1716)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 622592-655359
+  Free inodes: 305-320
+Group 20: (Blocks 655360-688127) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 693 (bg #0 + 693), Inode bitmap at 1205 (bg #0 + 1205)
+  Inode table at 1717-1717 (bg #0 + 1717)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 655360-688127
+  Free inodes: 321-336
+Group 21: (Blocks 688128-720895) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 694 (bg #0 + 694), Inode bitmap at 1206 (bg #0 + 1206)
+  Inode table at 1718-1718 (bg #0 + 1718)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 688128-720895
+  Free inodes: 337-352
+Group 22: (Blocks 720896-753663) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 695 (bg #0 + 695), Inode bitmap at 1207 (bg #0 + 1207)
+  Inode table at 1719-1719 (bg #0 + 1719)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 720896-753663
+  Free inodes: 353-368
+Group 23: (Blocks 753664-786431) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 696 (bg #0 + 696), Inode bitmap at 1208 (bg #0 + 1208)
+  Inode table at 1720-1720 (bg #0 + 1720)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 753664-786431
+  Free inodes: 369-384
+Group 24: (Blocks 786432-819199) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 697 (bg #0 + 697), Inode bitmap at 1209 (bg #0 + 1209)
+  Inode table at 1721-1721 (bg #0 + 1721)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 786432-819199
+  Free inodes: 385-400
+Group 25: (Blocks 819200-851967) [INODE_UNINIT]
+  Backup superblock at 819200, Group descriptors at 819201-819201
+  Reserved GDT blocks at 819202-819872
+  Block bitmap at 698 (bg #0 + 698), Inode bitmap at 1210 (bg #0 + 1210)
+  Inode table at 1722-1722 (bg #0 + 1722)
+  32095 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 819873-851967
+  Free inodes: 401-416
+Group 26: (Blocks 851968-884735) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 699 (bg #0 + 699), Inode bitmap at 1211 (bg #0 + 1211)
+  Inode table at 1723-1723 (bg #0 + 1723)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 851968-884735
+  Free inodes: 417-432
+Group 27: (Blocks 884736-917503) [INODE_UNINIT]
+  Backup superblock at 884736, Group descriptors at 884737-884737
+  Reserved GDT blocks at 884738-885408
+  Block bitmap at 700 (bg #0 + 700), Inode bitmap at 1212 (bg #0 + 1212)
+  Inode table at 1724-1724 (bg #0 + 1724)
+  32095 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 885409-917503
+  Free inodes: 433-448
+Group 28: (Blocks 917504-950271) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 701 (bg #0 + 701), Inode bitmap at 1213 (bg #0 + 1213)
+  Inode table at 1725-1725 (bg #0 + 1725)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 917504-950271
+  Free inodes: 449-464
+Group 29: (Blocks 950272-983039) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 702 (bg #0 + 702), Inode bitmap at 1214 (bg #0 + 1214)
+  Inode table at 1726-1726 (bg #0 + 1726)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 950272-983039
+  Free inodes: 465-480
+Group 30: (Blocks 983040-1015807) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 703 (bg #0 + 703), Inode bitmap at 1215 (bg #0 + 1215)
+  Inode table at 1727-1727 (bg #0 + 1727)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 983040-1015807
+  Free inodes: 481-496
+Group 31: (Blocks 1015808-1048575) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 704 (bg #0 + 704), Inode bitmap at 1216 (bg #0 + 1216)
+  Inode table at 1728-1728 (bg #0 + 1728)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 1015808-1048575
+  Free inodes: 497-512
+Group 32: (Blocks 1048576-1081343) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 705 (bg #0 + 705), Inode bitmap at 1217 (bg #0 + 1217)
+  Inode table at 1729-1729 (bg #0 + 1729)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 1048576-1081343
+  Free inodes: 513-528
+Group 33: (Blocks 1081344-1114111) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 706 (bg #0 + 706), Inode bitmap at 1218 (bg #0 + 1218)
+  Inode table at 1730-1730 (bg #0 + 1730)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 1081344-1114111
+  Free inodes: 529-544
+Group 34: (Blocks 1114112-1146879) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 707 (bg #0 + 707), Inode bitmap at 1219 (bg #0 + 1219)
+  Inode table at 1731-1731 (bg #0 + 1731)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 1114112-1146879
+  Free inodes: 545-560
+Group 35: (Blocks 1146880-1179647) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 708 (bg #0 + 708), Inode bitmap at 1220 (bg #0 + 1220)
+  Inode table at 1732-1732 (bg #0 + 1732)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 1146880-1179647
+  Free inodes: 561-576
+Group 36: (Blocks 1179648-1212415) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 709 (bg #0 + 709), Inode bitmap at 1221 (bg #0 + 1221)
+  Inode table at 1733-1733 (bg #0 + 1733)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 1179648-1212415
+  Free inodes: 577-592
+Group 37: (Blocks 1212416-1245183) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 710 (bg #0 + 710), Inode bitmap at 1222 (bg #0 + 1222)
+  Inode table at 1734-1734 (bg #0 + 1734)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 1212416-1245183
+  Free inodes: 593-608
+Group 38: (Blocks 1245184-1277951) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 711 (bg #0 + 711), Inode bitmap at 1223 (bg #0 + 1223)
+  Inode table at 1735-1735 (bg #0 + 1735)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 1245184-1277951
+  Free inodes: 609-624
+Group 39: (Blocks 1277952-1310719) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 712 (bg #0 + 712), Inode bitmap at 1224 (bg #0 + 1224)
+  Inode table at 1736-1736 (bg #0 + 1736)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 1277952-1310719
+  Free inodes: 625-640
+Group 40: (Blocks 1310720-1343487) [INODE_UNINIT]
+  Block bitmap at 713 (bg #0 + 713), Inode bitmap at 1225 (bg #0 + 1225)
+  Inode table at 1737-1737 (bg #0 + 1737)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 641-656
+Group 41: (Blocks 1343488-1376255) [INODE_UNINIT]
+  Block bitmap at 714 (bg #0 + 714), Inode bitmap at 1226 (bg #0 + 1226)
+  Inode table at 1738-1738 (bg #0 + 1738)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 657-672
+Group 42: (Blocks 1376256-1409023) [INODE_UNINIT]
+  Block bitmap at 715 (bg #0 + 715), Inode bitmap at 1227 (bg #0 + 1227)
+  Inode table at 1739-1739 (bg #0 + 1739)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 673-688
+Group 43: (Blocks 1409024-1441791) [INODE_UNINIT]
+  Block bitmap at 716 (bg #0 + 716), Inode bitmap at 1228 (bg #0 + 1228)
+  Inode table at 1740-1740 (bg #0 + 1740)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 689-704
+Group 44: (Blocks 1441792-1474559) [INODE_UNINIT]
+  Block bitmap at 717 (bg #0 + 717), Inode bitmap at 1229 (bg #0 + 1229)
+  Inode table at 1741-1741 (bg #0 + 1741)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 705-720
+Group 45: (Blocks 1474560-1507327) [INODE_UNINIT]
+  Block bitmap at 718 (bg #0 + 718), Inode bitmap at 1230 (bg #0 + 1230)
+  Inode table at 1742-1742 (bg #0 + 1742)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 721-736
+Group 46: (Blocks 1507328-1540095) [INODE_UNINIT]
+  Block bitmap at 719 (bg #0 + 719), Inode bitmap at 1231 (bg #0 + 1231)
+  Inode table at 1743-1743 (bg #0 + 1743)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 737-752
+Group 47: (Blocks 1540096-1572863) [INODE_UNINIT]
+  Block bitmap at 720 (bg #0 + 720), Inode bitmap at 1232 (bg #0 + 1232)
+  Inode table at 1744-1744 (bg #0 + 1744)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 753-768
+Group 48: (Blocks 1572864-1605631) [INODE_UNINIT]
+  Block bitmap at 721 (bg #0 + 721), Inode bitmap at 1233 (bg #0 + 1233)
+  Inode table at 1745-1745 (bg #0 + 1745)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 769-784
+Group 49: (Blocks 1605632-1638399) [INODE_UNINIT]
+  Backup superblock at 1605632, Group descriptors at 1605633-1605633
+  Reserved GDT blocks at 1605634-1606304
+  Block bitmap at 722 (bg #0 + 722), Inode bitmap at 1234 (bg #0 + 1234)
+  Inode table at 1746-1746 (bg #0 + 1746)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 785-800
+Group 50: (Blocks 1638400-1671167) [INODE_UNINIT]
+  Block bitmap at 723 (bg #0 + 723), Inode bitmap at 1235 (bg #0 + 1235)
+  Inode table at 1747-1747 (bg #0 + 1747)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 801-816
+Group 51: (Blocks 1671168-1703935) [INODE_UNINIT]
+  Block bitmap at 724 (bg #0 + 724), Inode bitmap at 1236 (bg #0 + 1236)
+  Inode table at 1748-1748 (bg #0 + 1748)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 817-832
+Group 52: (Blocks 1703936-1736703) [INODE_UNINIT]
+  Block bitmap at 725 (bg #0 + 725), Inode bitmap at 1237 (bg #0 + 1237)
+  Inode table at 1749-1749 (bg #0 + 1749)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 833-848
+Group 53: (Blocks 1736704-1769471) [INODE_UNINIT]
+  Block bitmap at 726 (bg #0 + 726), Inode bitmap at 1238 (bg #0 + 1238)
+  Inode table at 1750-1750 (bg #0 + 1750)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 849-864
+Group 54: (Blocks 1769472-1802239) [INODE_UNINIT]
+  Block bitmap at 727 (bg #0 + 727), Inode bitmap at 1239 (bg #0 + 1239)
+  Inode table at 1751-1751 (bg #0 + 1751)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 865-880
+Group 55: (Blocks 1802240-1835007) [INODE_UNINIT]
+  Block bitmap at 728 (bg #0 + 728), Inode bitmap at 1240 (bg #0 + 1240)
+  Inode table at 1752-1752 (bg #0 + 1752)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 881-896
+Group 56: (Blocks 1835008-1867775) [INODE_UNINIT]
+  Block bitmap at 729 (bg #0 + 729), Inode bitmap at 1241 (bg #0 + 1241)
+  Inode table at 1753-1753 (bg #0 + 1753)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 897-912
+Group 57: (Blocks 1867776-1900543) [INODE_UNINIT]
+  Block bitmap at 730 (bg #0 + 730), Inode bitmap at 1242 (bg #0 + 1242)
+  Inode table at 1754-1754 (bg #0 + 1754)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 913-928
+Group 58: (Blocks 1900544-1933311) [INODE_UNINIT]
+  Block bitmap at 731 (bg #0 + 731), Inode bitmap at 1243 (bg #0 + 1243)
+  Inode table at 1755-1755 (bg #0 + 1755)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 929-944
+Group 59: (Blocks 1933312-1966079) [INODE_UNINIT]
+  Block bitmap at 732 (bg #0 + 732), Inode bitmap at 1244 (bg #0 + 1244)
+  Inode table at 1756-1756 (bg #0 + 1756)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 945-960
+Group 60: (Blocks 1966080-1998847) [INODE_UNINIT]
+  Block bitmap at 733 (bg #0 + 733), Inode bitmap at 1245 (bg #0 + 1245)
+  Inode table at 1757-1757 (bg #0 + 1757)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 961-976
+Group 61: (Blocks 1998848-2031615) [INODE_UNINIT]
+  Block bitmap at 734 (bg #0 + 734), Inode bitmap at 1246 (bg #0 + 1246)
+  Inode table at 1758-1758 (bg #0 + 1758)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 977-992
+Group 62: (Blocks 2031616-2064383) [INODE_UNINIT]
+  Block bitmap at 735 (bg #0 + 735), Inode bitmap at 1247 (bg #0 + 1247)
+  Inode table at 1759-1759 (bg #0 + 1759)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 993-1008
+Group 63: (Blocks 2064384-2097151) [INODE_UNINIT]
+  Block bitmap at 736 (bg #0 + 736), Inode bitmap at 1248 (bg #0 + 1248)
+  Inode table at 1760-1760 (bg #0 + 1760)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1009-1024
+Group 64: (Blocks 2097152-2129919) [INODE_UNINIT]
+  Block bitmap at 737 (bg #0 + 737), Inode bitmap at 1249 (bg #0 + 1249)
+  Inode table at 1761-1761 (bg #0 + 1761)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1025-1040
+Group 65: (Blocks 2129920-2162687) [INODE_UNINIT]
+  Block bitmap at 738 (bg #0 + 738), Inode bitmap at 1250 (bg #0 + 1250)
+  Inode table at 1762-1762 (bg #0 + 1762)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1041-1056
+Group 66: (Blocks 2162688-2195455) [INODE_UNINIT]
+  Block bitmap at 739 (bg #0 + 739), Inode bitmap at 1251 (bg #0 + 1251)
+  Inode table at 1763-1763 (bg #0 + 1763)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1057-1072
+Group 67: (Blocks 2195456-2228223) [INODE_UNINIT]
+  Block bitmap at 740 (bg #0 + 740), Inode bitmap at 1252 (bg #0 + 1252)
+  Inode table at 1764-1764 (bg #0 + 1764)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1073-1088
+Group 68: (Blocks 2228224-2260991) [INODE_UNINIT]
+  Block bitmap at 741 (bg #0 + 741), Inode bitmap at 1253 (bg #0 + 1253)
+  Inode table at 1765-1765 (bg #0 + 1765)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1089-1104
+Group 69: (Blocks 2260992-2293759) [INODE_UNINIT]
+  Block bitmap at 742 (bg #0 + 742), Inode bitmap at 1254 (bg #0 + 1254)
+  Inode table at 1766-1766 (bg #0 + 1766)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1105-1120
+Group 70: (Blocks 2293760-2326527) [INODE_UNINIT]
+  Block bitmap at 743 (bg #0 + 743), Inode bitmap at 1255 (bg #0 + 1255)
+  Inode table at 1767-1767 (bg #0 + 1767)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1121-1136
+Group 71: (Blocks 2326528-2359295) [INODE_UNINIT]
+  Block bitmap at 744 (bg #0 + 744), Inode bitmap at 1256 (bg #0 + 1256)
+  Inode table at 1768-1768 (bg #0 + 1768)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1137-1152
+Group 72: (Blocks 2359296-2392063) [INODE_UNINIT]
+  Block bitmap at 745 (bg #0 + 745), Inode bitmap at 1257 (bg #0 + 1257)
+  Inode table at 1769-1769 (bg #0 + 1769)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1153-1168
+Group 73: (Blocks 2392064-2424831) [INODE_UNINIT]
+  Block bitmap at 746 (bg #0 + 746), Inode bitmap at 1258 (bg #0 + 1258)
+  Inode table at 1770-1770 (bg #0 + 1770)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1169-1184
+Group 74: (Blocks 2424832-2457599) [INODE_UNINIT]
+  Block bitmap at 747 (bg #0 + 747), Inode bitmap at 1259 (bg #0 + 1259)
+  Inode table at 1771-1771 (bg #0 + 1771)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1185-1200
+Group 75: (Blocks 2457600-2490367) [INODE_UNINIT]
+  Block bitmap at 748 (bg #0 + 748), Inode bitmap at 1260 (bg #0 + 1260)
+  Inode table at 1772-1772 (bg #0 + 1772)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1201-1216
+Group 76: (Blocks 2490368-2523135) [INODE_UNINIT]
+  Block bitmap at 749 (bg #0 + 749), Inode bitmap at 1261 (bg #0 + 1261)
+  Inode table at 1773-1773 (bg #0 + 1773)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1217-1232
+Group 77: (Blocks 2523136-2555903) [INODE_UNINIT]
+  Block bitmap at 750 (bg #0 + 750), Inode bitmap at 1262 (bg #0 + 1262)
+  Inode table at 1774-1774 (bg #0 + 1774)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1233-1248
+Group 78: (Blocks 2555904-2588671) [INODE_UNINIT]
+  Block bitmap at 751 (bg #0 + 751), Inode bitmap at 1263 (bg #0 + 1263)
+  Inode table at 1775-1775 (bg #0 + 1775)
+  0 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 
+  Free inodes: 1249-1264
+Group 79: (Blocks 2588672-2621439) [INODE_UNINIT]
+  Block bitmap at 752 (bg #0 + 752), Inode bitmap at 1264 (bg #0 + 1264)
+  Inode table at 1776-1776 (bg #0 + 1776)
+  30047 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 2591393-2621439
+  Free inodes: 1265-1280
+Group 80: (Blocks 2621440-2654207) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 753 (bg #0 + 753), Inode bitmap at 1265 (bg #0 + 1265)
+  Inode table at 1777-1777 (bg #0 + 1777)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 2621440-2654207
+  Free inodes: 1281-1296
+Group 81: (Blocks 2654208-2686975) [INODE_UNINIT]
+  Backup superblock at 2654208, Group descriptors at 2654209-2654209
+  Reserved GDT blocks at 2654210-2654880
+  Block bitmap at 754 (bg #0 + 754), Inode bitmap at 1266 (bg #0 + 1266)
+  Inode table at 1778-1778 (bg #0 + 1778)
+  32095 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 2654881-2686975
+  Free inodes: 1297-1312
+Group 82: (Blocks 2686976-2719743) [INODE_UNINIT, BLOCK_UNINIT]
+  Block bitmap at 755 (bg #0 + 755), Inode bitmap at 1267 (bg #0 + 1267)
+  Inode table at 1779-1779 (bg #0 + 1779)
+  32768 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 2686976-2719743
+  Free inodes: 1313-1328
+Group 83: (Blocks 2719744-2749999) [INODE_UNINIT]
+  Block bitmap at 756 (bg #0 + 756), Inode bitmap at 1268 (bg #0 + 1268)
+  Inode table at 1780-1780 (bg #0 + 1780)
+  30256 free blocks, 16 free inodes, 0 directories, 16 unused inodes
+  Free blocks: 2719744-2749999
+  Free inodes: 1329-1344
diff --git a/tests/m_bigjournal/script b/tests/m_bigjournal/script
new file mode 100644
index 0000000..29e0a24
--- /dev/null
+++ b/tests/m_bigjournal/script
@@ -0,0 +1,4 @@ 
+DESCRIPTION="journal over 4GB in size"
+FS_SIZE=11000000
+MKE2FS_OPTS="-t ext4 -G 512 -N 1280 -J size=5000 -q -E lazy_journal_init,lazy_itable_init"
+. $cmd_dir/run_mke2fs