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Diffstat (limited to 'cddl/contrib/dtracetoolkit/Examples/sar-c_example.txt')
| -rw-r--r-- | cddl/contrib/dtracetoolkit/Examples/sar-c_example.txt | 55 |
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diff --git a/cddl/contrib/dtracetoolkit/Examples/sar-c_example.txt b/cddl/contrib/dtracetoolkit/Examples/sar-c_example.txt new file mode 100644 index 000000000000..7669eba5b61f --- /dev/null +++ b/cddl/contrib/dtracetoolkit/Examples/sar-c_example.txt @@ -0,0 +1,55 @@ +The following is a demonstration of the sar-c.d script. + + +Here we run both sar-c.d and "sar -c 1 100" at the same time, to compare +outputs. + +The DTrace script, + + # ./sar-c.d + Time scall/s sread/s swrit/s fork/s exec/s rchar/s wchar/s + 2005 Jun 14 02:40:24 1556 82 71 0.00 0.00 10262 10508 + 2005 Jun 14 02:40:25 1553 88 75 0.00 0.00 15095 15341 + 2005 Jun 14 02:40:26 1596 89 76 0.00 0.00 14885 15131 + 2005 Jun 14 02:40:27 5395 290 154 9.00 10.00 185991 77219 + 2005 Jun 14 02:40:28 1755 91 98 1.00 1.00 15421 16788 + 2005 Jun 14 02:40:29 1757 100 91 1.00 1.00 17127 17462 + 2005 Jun 14 02:40:30 1603 95 80 0.00 0.00 16767 16634 + 2005 Jun 14 02:40:31 14380 83 2420 1.00 1.00 14556 126461 + 2005 Jun 14 02:40:32 10573 88 1586 0.00 0.00 14222 87888 + 2005 Jun 14 02:40:33 1645 87 76 0.00 0.00 15320 15608 + 2005 Jun 14 02:40:34 2099 167 130 0.00 0.00 126295 74281 + 2005 Jun 14 02:40:35 1559 79 67 0.00 0.00 11663 11977 + [...] + +The original command, + + $ sar -c 1 100 + + SunOS jupiter 5.10 Generic i86pc 06/14/2005 + + 02:40:23 scall/s sread/s swrit/s fork/s exec/s rchar/s wchar/s + 02:40:24 1549 86 74 0.00 0.00 14799 15040 + 02:40:25 1552 85 73 0.00 0.00 14475 14719 + 02:40:26 5479 300 161 9.00 10.00 186755 77983 + 02:40:27 1725 86 94 0.99 0.99 14819 16172 + 02:40:28 1596 96 82 0.00 0.00 16521 16762 + 02:40:29 1716 93 85 1.00 1.00 16395 16730 + 02:40:30 1579 88 75 0.00 0.00 15324 15192 + 02:40:32 23036 79 3887 0.99 0.99 10113 193520 + 02:40:33 1756 94 83 0.00 0.00 14935 15300 + 02:40:34 2099 165 130 0.00 0.00 125051 73552 + 02:40:35 1560 82 69 0.00 0.00 15976 16287 + [...] + +We can see that both tools are producing similar data. + +The DTrace output lacks the "summary since boot" line, as it is not using +Kstat to fetch this data. + + +The sar-c.d script is not intended itself as a useful program, rather it +is intended as a starting point for other DTrace scripts; a starting point +of familiar statistics to provide the programmer with a "common ground" +of knowledge. + |