Details
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Bug
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Resolution: Unresolved
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Major
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None
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None
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None
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3
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9223372036854775807
Description
--component-add lose the necessary component setting, for example
# lfs setstripe -E 1M -L mdt /mnt/testfs/short
# lfs setstripe --component-add -E 1G -C 100 /mnt/testfs/short
# lfs getstripe /mnt/testfs/short
/mnt/testfs/short
lcm_layout_gen: 2
lcm_mirror_count: 1
lcm_entry_count: 2
lcme_id: 1
lcme_mirror_id: 0
lcme_flags: init
lcme_extent.e_start: 0
lcme_extent.e_end: 1048576
lmm_stripe_count: 0
lmm_stripe_size: 1048576
lmm_pattern: mdt
lmm_layout_gen: 0
lmm_stripe_offset: 0
lcme_id: 2
lcme_mirror_id: 0
lcme_flags: 0
lcme_extent.e_start: 1048576
lcme_extent.e_end: 1073741824
lmm_stripe_count: 100
lmm_stripe_size: 1048576
lmm_pattern: raid0
lmm_layout_gen: 0
lmm_stripe_offset: -1
# dd if=/dev/zero of=/mnt/testfs/short bs=1M count=10
10+0 records in
10+0 records out
10485760 bytes (10 MB) copied, 0.661196 s, 15.9 MB/s
# lfs getstripe /mnt/testfs/short
/mnt/testfs/short
lcm_layout_gen: 3
lcm_mirror_count: 1
lcm_entry_count: 2
lcme_id: 1
lcme_mirror_id: 0
lcme_flags: init
lcme_extent.e_start: 0
lcme_extent.e_end: 1048576
lmm_stripe_count: 0
lmm_stripe_size: 1048576
lmm_pattern: mdt
lmm_layout_gen: 0
lmm_stripe_offset: 0
lcme_id: 2
lcme_mirror_id: 0
lcme_flags: init
lcme_extent.e_start: 1048576
lcme_extent.e_end: 1073741824
lmm_stripe_count: 4
lmm_stripe_size: 1048576
lmm_pattern: raid0
lmm_layout_gen: 0
lmm_stripe_offset: 0
lmm_objects:
- 0: { l_ost_idx: 0, l_fid: [0x300000403:0x5b3:0x0] }
- 1: { l_ost_idx: 1, l_fid: [0x340000403:0x5b3:0x0] }
- 2: { l_ost_idx: 2, l_fid: [0x380000403:0x5b4:0x0] }
- 3: { l_ost_idx: 3, l_fid: [0x3c0000403:0x5b4:0x0] }