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Fix mdadm collector issues (#985)

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* Send "Personality unknown" to debug, not info, remove unnecessary newline.
* Add support for "linear" personality.
* Always set number of active disks to 0 when a device is inactive.
* Add total disks calculation to unknown personalites.

Signed-off-by: Ben Kochie <superq@gmail.com>
This commit is contained in:
Ben Kochie 2018-07-02 12:38:20 +02:00 • committed by GitHub
commit 107e5dfecc
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 29 additions and 10 deletions
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9
collector/fixtures/e2e-64k-page-output.txt
View file

@ -1022,6 +1022,7 @@ node_md_blocks{device="md00"} 4.186624e+06
node_md_blocks{device="md10"} 3.14159265e+08
node_md_blocks{device="md11"} 4.190208e+06
node_md_blocks{device="md12"} 3.886394368e+09
node_md_blocks{device="md120"} 2.095104e+06
node_md_blocks{device="md126"} 1.855870976e+09
node_md_blocks{device="md127"} 3.12319552e+08
node_md_blocks{device="md219"} 7932
@ -1038,6 +1039,7 @@ node_md_blocks_synced{device="md00"} 4.186624e+06
node_md_blocks_synced{device="md10"} 3.14159265e+08
node_md_blocks_synced{device="md11"} 4.190208e+06
node_md_blocks_synced{device="md12"} 3.886394368e+09
node_md_blocks_synced{device="md120"} 2.095104e+06
node_md_blocks_synced{device="md126"} 1.855870976e+09
node_md_blocks_synced{device="md127"} 3.12319552e+08
node_md_blocks_synced{device="md219"} 7932
@ -1054,9 +1056,10 @@ node_md_disks{device="md00"} 1
node_md_disks{device="md10"} 2
node_md_disks{device="md11"} 2
node_md_disks{device="md12"} 2
node_md_disks{device="md120"} 2
node_md_disks{device="md126"} 2
node_md_disks{device="md127"} 2
node_md_disks{device="md219"} 0
node_md_disks{device="md219"} 3
node_md_disks{device="md3"} 8
node_md_disks{device="md4"} 2
node_md_disks{device="md6"} 2
@ -1070,11 +1073,12 @@ node_md_disks_active{device="md00"} 1
node_md_disks_active{device="md10"} 2
node_md_disks_active{device="md11"} 2
node_md_disks_active{device="md12"} 2
node_md_disks_active{device="md120"} 2
node_md_disks_active{device="md126"} 2
node_md_disks_active{device="md127"} 2
node_md_disks_active{device="md219"} 0
node_md_disks_active{device="md3"} 8
node_md_disks_active{device="md4"} 2
node_md_disks_active{device="md4"} 0
node_md_disks_active{device="md6"} 1
node_md_disks_active{device="md7"} 3
node_md_disks_active{device="md8"} 2
@ -1086,6 +1090,7 @@ node_md_is_active{device="md00"} 1
node_md_is_active{device="md10"} 1
node_md_is_active{device="md11"} 1
node_md_is_active{device="md12"} 1
node_md_is_active{device="md120"} 1
node_md_is_active{device="md126"} 1
node_md_is_active{device="md127"} 1
node_md_is_active{device="md219"} 0

9
collector/fixtures/e2e-output.txt
View file

@ -1022,6 +1022,7 @@ node_md_blocks{device="md00"} 4.186624e+06
node_md_blocks{device="md10"} 3.14159265e+08
node_md_blocks{device="md11"} 4.190208e+06
node_md_blocks{device="md12"} 3.886394368e+09
node_md_blocks{device="md120"} 2.095104e+06
node_md_blocks{device="md126"} 1.855870976e+09
node_md_blocks{device="md127"} 3.12319552e+08
node_md_blocks{device="md219"} 7932
@ -1038,6 +1039,7 @@ node_md_blocks_synced{device="md00"} 4.186624e+06
node_md_blocks_synced{device="md10"} 3.14159265e+08
node_md_blocks_synced{device="md11"} 4.190208e+06
node_md_blocks_synced{device="md12"} 3.886394368e+09
node_md_blocks_synced{device="md120"} 2.095104e+06
node_md_blocks_synced{device="md126"} 1.855870976e+09
node_md_blocks_synced{device="md127"} 3.12319552e+08
node_md_blocks_synced{device="md219"} 7932
@ -1054,9 +1056,10 @@ node_md_disks{device="md00"} 1
node_md_disks{device="md10"} 2
node_md_disks{device="md11"} 2
node_md_disks{device="md12"} 2
node_md_disks{device="md120"} 2
node_md_disks{device="md126"} 2
node_md_disks{device="md127"} 2
node_md_disks{device="md219"} 0
node_md_disks{device="md219"} 3
node_md_disks{device="md3"} 8
node_md_disks{device="md4"} 2
node_md_disks{device="md6"} 2
@ -1070,11 +1073,12 @@ node_md_disks_active{device="md00"} 1
node_md_disks_active{device="md10"} 2
node_md_disks_active{device="md11"} 2
node_md_disks_active{device="md12"} 2
node_md_disks_active{device="md120"} 2
node_md_disks_active{device="md126"} 2
node_md_disks_active{device="md127"} 2
node_md_disks_active{device="md219"} 0
node_md_disks_active{device="md3"} 8
node_md_disks_active{device="md4"} 2
node_md_disks_active{device="md4"} 0
node_md_disks_active{device="md6"} 1
node_md_disks_active{device="md7"} 3
node_md_disks_active{device="md8"} 2
@ -1086,6 +1090,7 @@ node_md_is_active{device="md00"} 1
node_md_is_active{device="md10"} 1
node_md_is_active{device="md11"} 1
node_md_is_active{device="md12"} 1
node_md_is_active{device="md120"} 1
node_md_is_active{device="md126"} 1
node_md_is_active{device="md127"} 1
node_md_is_active{device="md219"} 0

3
collector/fixtures/proc/mdstat
View file

@ -46,4 +46,7 @@ md219 : inactive sdb[2](S) sdc[1](S) sda[0](S)
md00 : active raid0 xvdb[0]
4186624 blocks super 1.2 256k chunks
md120 : active linear sda1[1] sdb1[0]
2095104 blocks super 1.2 0k rounding
unused devices: <none>