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List:       opensolaris-lvm-discuss
Subject:    [lvm-discuss] non-zero service time w/o any I/O ?
From:       Leon Koll <leon.is.here () gmail ! com>
Date:       2006-12-06 5:06:50
Message-ID: 25511053.1165410440689.JavaMail.Twebapp () oss-app1
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On my s10 u3 host connected to the FC storage with MPxIO and SVM I see the non-zero [b]asvc_t[/b] when there is no I/O. Is there an explanation of this puzzle?

TIA,
[i]-- leon[/i]

                   extended device statistics
    r/s    w/s   Mr/s  Mw/s wait actv wsvc_t asvc_t  %w  %b device
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       2.2        0   0 3/md1
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       1.7        0   0 4/md1
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       2.2        0   0 c4t0017380102200010d0
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       1.6        0   0 c4t0017380102200008d0
                    extended device statistics
    r/s    w/s   Mr/s   Mw/s wait actv wsvc_t asvc_t  %w  %b device
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       1.7        0   0 3/md1
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       1.9        0   0 4/md1
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       1.7        0   0 c4t0017380102200010d0
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       1.8        0   0 c4t0017380102200008d0
                    extended device statistics
    r/s    w/s   Mr/s   Mw/s wait actv wsvc_t asvc_t  %w  %b device
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       1.5        0   0 3/md1
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       2.2        0   0 4/md1
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       1.5        0   0 c4t0017380102200010d0
    0.0    0.0    0.0    0.0  0.0  0.0    0.0       1.1        0   0 c4t0017380102200008d0
                    extended device statistics
    r/s    w/s   Mr/s   Mw/s wait actv wsvc_t asvc_t  %w  %b device
    0.0    0.0    0.0    0.0  0.0  0.0    0.0        2.1        0   0 3/md1
    0.0    0.0    0.0    0.0  0.0  0.0    0.0        1.8        0   0 4/md1
    0.0    0.0    0.0    0.0  0.0  0.0    0.0        1.0        0   0 c4t0017380102200010d0
    0.0    0.0    0.0    0.0  0.0  0.0    0.0        1.7        0   0 c4t0017380102200008d0
                    extended device statistics
    r/s    w/s   Mr/s   Mw/s wait actv wsvc_t asvc_t  %w  %b device
    0.0    0.0    0.0    0.0  0.0  0.0    0.0        2.2       0   0  3/md1
    0.0    0.0    0.0    0.0  0.0  0.0    0.0        1.6       0   0 4/md1
    0.0    0.0    0.0    0.0  0.0  0.0    0.0        2.1       0   0 c4t0017380102200010d0
    0.0    0.0    0.0    0.0  0.0  0.0    0.0        1.6       0   0 c4t0017380102200008d0
 
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