Changes between Version 10 and Version 11 of Equipos/Seal/ZfsResilver


Ignore:
Timestamp:
Oct 8, 2015 6:36:02 PM (6 years ago)
Author:
fernando
Comment:

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  • Equipos/Seal/ZfsResilver

    v10 v11  
    33* '''zfs resilver delay''': /* number of ticks to delay resilver */  Es un parámetro del kernel que usa zfs para evitar degradar el rendimiento.Indica los segundos que zfs espera después de cualquier zfs user io, antes de poner en cola las operaciones de io resilver.
    44* '''zfs_resilver_min_time_ms''' /* min millisecs to resilver per txg */
     5* '''zfs_top_maxinflight = 32; '''          /* maximum I/Os per top-level */
    56* '''zfs_scan_idle '''                /* idle window in clock ticks */
    6 * '''zfs_top_maxinflight = 32; '''          /* maximum I/Os per top-level */
     7
    78
    89Para leerlo:
     
    1112zfs_scrub_delay:
    1213zfs_scrub_delay:4
     14root@seal:/# echo "zfs_scan_idle/D" | sudo mdb -k
     15zfs_scan_idle:
     16zfs_scan_idle:  50
     17
    1318root@seal:/# echo "zfs_resilver_delay/D" | sudo mdb -k
    1419zfs_resilver_delay:
    1520zfs_resilver_delay:             0
    16 root@seal:/# echo "zfs_scan_idle/D" | sudo mdb -k
    17 zfs_scan_idle:
    18 zfs_scan_idle:  50
    1921root@seal:/# echo zfs_resilver_min_time_ms/D | mdb -k
    2022zfs_resilver_min_time_ms:
     
    4345[http://itservices.eng.cam.ac.uk/blogs/2015/05/zfs-resilver-tuning/]
    4446
    45 [http://broken.net/uncategorized/zfs-performance-tuning-for-scrubs-and-resilvers/
     47[http://broken.net/uncategorized/zfs-performance-tuning-for-scrubs-and-resilvers/ ]
     48[https://utcc.utoronto.ca/~cks/space/blog/solaris/ZFSScrubSpeedNotes]