RegularJoe
Patron
- Joined
- Aug 19, 2013
- Messages
- 330
Hi All,
I have a host with 48 drives, 24 vdevs of mirrors. I am using the DD command to fill the disk to 75% and I notice that one vdev has 23% less data on it.
Some are 101% of the average and others are much less than that.
Should this be any of my concern?
Thanks,
Joe
I have a host with 48 drives, 24 vdevs of mirrors. I am using the DD command to fill the disk to 75% and I notice that one vdev has 23% less data on it.
Some are 101% of the average and others are much less than that.
Should this be any of my concern?
Thanks,
Joe
Code:
dd if=/dev/random of=/mnt/vold/benchmark/dataRandFile.dd bs=1024k count=102400
Code:
for i in {100..349}; do cp -v dataRandFile.dd "/mnt/vol54/benchmark/dataRandFile_$i.dd" ; done
root@store54[/mnt/vold/benchmark]# zpool iostat -v vol54
capacity operations bandwidth
pool alloc free read write read write
---------------------------------------------- ----- ----- ----- ----- ----- -----
vol54 23.8T 41.5T 0 1.97K 2.41K 1.31G
mirror 1.01T 1.71T 0 96 141 57.1M
gptid/27e73d12-edae-11eb-9251-246e968dc06a - - 0 57 70 28.6M
gptid/27f708f8-edae-11eb-9251-246e968dc06a - - 0 38 70 28.6M
mirror 959G 1.78T 0 68 105 53.3M
gptid/8a6cb504-edae-11eb-9251-246e968dc06a - - 0 34 55 26.6M
gptid/8a7b7f39-edae-11eb-9251-246e968dc06a - - 0 33 49 26.6M
mirror 1.01T 1.71T 0 93 105 57.6M
gptid/a7cc9933-edae-11eb-9251-246e968dc06a - - 0 58 51 28.8M
gptid/a7de9fa8-edae-11eb-9251-246e968dc06a - - 0 34 54 28.8M
mirror 1.01T 1.71T 0 74 106 57.6M
gptid/c3a44e64-edae-11eb-9251-246e968dc06a - - 0 34 53 28.8M
gptid/c3b8c75a-edae-11eb-9251-246e968dc06a - - 0 39 53 28.8M
mirror 1.11T 1.60T 0 105 101 63.7M
gptid/e05ad3be-edae-11eb-9251-246e968dc06a - - 0 41 50 31.8M
gptid/e06b8e92-edae-11eb-9251-246e968dc06a - - 0 63 50 31.8M
mirror 1.01T 1.71T 0 75 93 57.9M
gptid/001fc690-edaf-11eb-9251-246e968dc06a - - 0 35 47 28.9M
gptid/0055bbe0-edaf-11eb-9251-246e968dc06a - - 0 40 46 28.9M
mirror 1.12T 1.60T 0 107 102 64.0M
gptid/19337621-edaf-11eb-9251-246e968dc06a - - 0 66 51 32.0M
gptid/1969532d-edaf-11eb-9251-246e968dc06a - - 0 41 51 32.0M
mirror 1.01T 1.71T 0 74 104 57.7M
gptid/31c44ade-edaf-11eb-9251-246e968dc06a - - 0 40 54 28.9M
gptid/31da7dbf-edaf-11eb-9251-246e968dc06a - - 0 34 50 28.9M
mirror 944G 1.80T 0 93 114 53.0M
gptid/5277c406-edaf-11eb-9251-246e968dc06a - - 0 32 59 26.5M
gptid/528d97a2-edaf-11eb-9251-246e968dc06a - - 0 60 55 26.5M
mirror 1.00T 1.71T 0 74 109 57.8M
gptid/6ec685de-edaf-11eb-9251-246e968dc06a - - 0 39 55 28.9M
gptid/6eddc531-edaf-11eb-9251-246e968dc06a - - 0 35 54 28.9M
mirror 1.16T 1.56T 0 94 117 66.6M
gptid/8c46ceb8-edaf-11eb-9251-246e968dc06a - - 0 53 57 33.3M
gptid/8c8378a1-edaf-11eb-9251-246e968dc06a - - 0 40 60 33.3M
mirror 956G 1.78T 0 69 100 53.9M
gptid/abf284a1-edaf-11eb-9251-246e968dc06a - - 0 34 47 26.9M
gptid/ac2c8c27-edaf-11eb-9251-246e968dc06a - - 0 35 53 26.9M
mirror 1.15T 1.57T 0 97 132 66.5M
gptid/cc2f7a5d-edaf-11eb-9251-246e968dc06a - - 0 39 66 33.2M
gptid/cc435735-edaf-11eb-9251-246e968dc06a - - 0 57 65 33.2M
mirror 1.01T 1.71T 0 76 114 58.5M
gptid/f0006667-edaf-11eb-9251-246e968dc06a - - 0 41 57 29.3M
gptid/f014a3e8-edaf-11eb-9251-246e968dc06a - - 0 35 56 29.3M
mirror 1.01T 1.71T 0 95 117 58.6M
gptid/15d3085a-edb0-11eb-9251-246e968dc06a - - 0 34 64 29.3M
gptid/15bfe491-edb0-11eb-9251-246e968dc06a - - 0 60 53 29.3M
mirror 768G 1.97T 0 77 98 43.6M
gptid/3bdac715-edb0-11eb-9251-246e968dc06a - - 0 32 47 21.8M
gptid/3bf43b64-edb0-11eb-9251-246e968dc06a - - 0 44 50 21.8M
mirror 1.01T 1.71T 0 95 97 58.6M
gptid/683671b3-edb0-11eb-9251-246e968dc06a - - 0 34 48 29.3M
gptid/68780d56-edb0-11eb-9251-246e968dc06a - - 0 60 49 29.3M
mirror 949G 1.79T 0 69 100 54.0M
gptid/92d2ddc8-edb0-11eb-9251-246e968dc06a - - 0 34 52 27.0M
gptid/92ec40f2-edb0-11eb-9251-246e968dc06a - - 0 34 48 27.0M
mirror 936G 1.80T 0 94 90 53.4M
gptid/be53cb42-edb0-11eb-9251-246e968dc06a - - 0 61 45 26.7M
gptid/be70cc6c-edb0-11eb-9251-246e968dc06a - - 0 33 44 26.7M
mirror 882G 1.86T 0 69 99 50.4M
gptid/ec24c6cd-edb0-11eb-9251-246e968dc06a - - 0 37 50 25.2M
gptid/ec9982df-edb0-11eb-9251-246e968dc06a - - 0 31 48 25.2M
mirror 1.02T 1.70T 0 102 103 59.7M
gptid/1d99cec1-edb1-11eb-9251-246e968dc06a - - 0 63 55 29.8M
gptid/1dec1148-edb1-11eb-9251-246e968dc06a - - 0 39 47 29.8M
mirror 1.02T 1.70T 0 87 84 60.0M
gptid/50133054-edb1-11eb-9251-246e968dc06a - - 0 52 42 30.0M
gptid/505f52aa-edb1-11eb-9251-246e968dc06a - - 0 35 42 30.0M
mirror 942G 1.80T 0 96 83 54.5M
gptid/e3e81ab3-edb1-11eb-9251-246e968dc06a - - 0 62 41 27.2M
gptid/e3fe0b5a-edb1-11eb-9251-246e968dc06a - - 0 33 42 27.2M
mirror 962G 1.78T 0 70 84 55.8M
gptid/0bf011df-edb2-11eb-9251-246e968dc06a - - 0 35 42 27.9M
gptid/0c073dfe-edb2-11eb-9251-246e968dc06a - - 0 35 42 27.9M
---------------------------------------------- ----- ----- ----- ----- ----- -----
root@rstore54[/mnt/vold/benchmark]#