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| 1 | +modules { |
| 2 | + module { |
| 3 | + name = "zfs_arc" |
| 4 | + language = "python" |
| 5 | + # Determines how to get stats |
| 6 | + # * linux: spl's kstat over /proc facility |
| 7 | + param os { |
| 8 | + value = "linux" |
| 9 | + } |
| 10 | + # This module calculates all metrics (including derived) rates at |
| 11 | + # onces and then serves them out of a cache. This determines the |
| 12 | + # minimum TTL. |
| 13 | + param min_poll_seconds { |
| 14 | + value = 5 |
| 15 | + } |
| 16 | + # Where to log information from this module (syslog facility) |
| 17 | + param syslog_facility { |
| 18 | + value = "user" |
| 19 | + } |
| 20 | + # log level, WARNING is not expected to produce any output |
| 21 | + param log_level { |
| 22 | + value = "WARNING" |
| 23 | + } |
| 24 | + # Ideally some sort of unsigned integer would be used for |
| 25 | + # measurements of bytes of memory. gmond/modpython on a |
| 26 | + # particular architecture does not necessarily support 64bit (let |
| 27 | + # along zfs's 128bit) integers. If true this flag reports all |
| 28 | + # metrics as doubles. |
| 29 | + param force_double { |
| 30 | + value = True |
| 31 | + } |
| 32 | + } |
| 33 | +} |
| 34 | + |
| 35 | +collection_group { |
| 36 | + collect_every = 30 |
| 37 | + time_threshold = 60 |
| 38 | + |
| 39 | + metric { |
| 40 | + name = "zfs_arc_hits" |
| 41 | + title = "ARC reads per second" |
| 42 | + } |
| 43 | + metric { |
| 44 | + name = "zfs_arc_miss" |
| 45 | + title = "ARC misses per second" |
| 46 | + } |
| 47 | + metric { |
| 48 | + name = "zfs_arc_read" |
| 49 | + title = "Total ARC accesses per second" |
| 50 | + } |
| 51 | + metric { |
| 52 | + name = "zfs_arc_hit_percent" |
| 53 | + title = "ARC Hit percentage" |
| 54 | + } |
| 55 | + metric { |
| 56 | + name = "zfs_arc_miss_percent" |
| 57 | + title = "ARC miss percentage" |
| 58 | + } |
| 59 | + metric { |
| 60 | + name = "zfs_arc_dhit" |
| 61 | + title = "Demand Data hits per second" |
| 62 | + } |
| 63 | + metric { |
| 64 | + name = "zfs_arc_dmis" |
| 65 | + title = "Demand Data misses per second" |
| 66 | + } |
| 67 | + metric { |
| 68 | + name = "zfs_arc_dh_percent" |
| 69 | + title = "Demand Data hit percentage" |
| 70 | + } |
| 71 | + metric { |
| 72 | + name = "zfs_arc_dm_percent" |
| 73 | + title = "Demand Data miss percentage" |
| 74 | + } |
| 75 | + metric { |
| 76 | + name = "zfs_arc_phit" |
| 77 | + title = "Prefetch hits per second" |
| 78 | + } |
| 79 | + metric { |
| 80 | + name = "zfs_arc_pmis" |
| 81 | + title = "Prefetch misses per second" |
| 82 | + } |
| 83 | + metric { |
| 84 | + name = "zfs_arc_ph_percent" |
| 85 | + title = "Prefetch hits percentage" |
| 86 | + } |
| 87 | + metric { |
| 88 | + name = "zfs_arc_pm_percent" |
| 89 | + title = "Prefetch miss percentage" |
| 90 | + } |
| 91 | + metric { |
| 92 | + name = "zfs_arc_mhit" |
| 93 | + title = "Metadata hits per second" |
| 94 | + } |
| 95 | + metric { |
| 96 | + name = "zfs_arc_mmis" |
| 97 | + title = "Metadata misses per second" |
| 98 | + } |
| 99 | + metric { |
| 100 | + name = "zfs_arc_mread" |
| 101 | + title = "Metadata accesses per second" |
| 102 | + } |
| 103 | + metric { |
| 104 | + name = "zfs_arc_mh_percent" |
| 105 | + title = "Metadata hit percentage" |
| 106 | + } |
| 107 | + metric { |
| 108 | + name = "zfs_arc_mm_percent" |
| 109 | + title = "Metadata miss percentage" |
| 110 | + } |
| 111 | + metric { |
| 112 | + name = "zfs_arc_size" |
| 113 | + title = "ARC Size" |
| 114 | + } |
| 115 | + metric { |
| 116 | + name = "zfs_arc_c" |
| 117 | + title = "ARC Target Size" |
| 118 | + } |
| 119 | + metric { |
| 120 | + name = "zfs_arc_mfu" |
| 121 | + title = "MFU List hits per second" |
| 122 | + } |
| 123 | + metric { |
| 124 | + name = "zfs_arc_mru" |
| 125 | + title = "MRU List hits per second" |
| 126 | + } |
| 127 | + metric { |
| 128 | + name = "zfs_arc_mfug" |
| 129 | + title = "MFU Ghost List hits per second" |
| 130 | + } |
| 131 | + metric { |
| 132 | + name = "zfs_arc_mrug" |
| 133 | + title = "MRU Ghost List hits per second" |
| 134 | + } |
| 135 | + metric { |
| 136 | + name = "zfs_arc_eskip" |
| 137 | + title = "evict_skip per second" |
| 138 | + } |
| 139 | + metric { |
| 140 | + name = "zfs_arc_mtxmis" |
| 141 | + title = "mutex_miss per second" |
| 142 | + } |
| 143 | + metric { |
| 144 | + name = "zfs_arc_rmis" |
| 145 | + title = "recycle_miss per second" |
| 146 | + } |
| 147 | + metric { |
| 148 | + name = "zfs_arc_dread" |
| 149 | + title = "Demand data accesses per second" |
| 150 | + } |
| 151 | + metric { |
| 152 | + name = "zfs_arc_pread" |
| 153 | + title = "Prefetch accesses per second" |
| 154 | + } |
| 155 | + metric { |
| 156 | + name = "zfs_arc_l2hits" |
| 157 | + title = "L2ARC hits per second" |
| 158 | + } |
| 159 | + metric { |
| 160 | + name = "zfs_arc_l2miss" |
| 161 | + title = "L2ARC misses per second" |
| 162 | + } |
| 163 | + metric { |
| 164 | + name = "zfs_arc_l2read" |
| 165 | + title = "Total L2ARC accesses per second" |
| 166 | + } |
| 167 | + metric { |
| 168 | + name = "zfs_arc_l2hit_percent" |
| 169 | + title = "L2ARC access hit percentage" |
| 170 | + } |
| 171 | + metric { |
| 172 | + name = "zfs_arc_l2miss_percent" |
| 173 | + title = "L2ARC access miss percentage" |
| 174 | + } |
| 175 | + metric { |
| 176 | + name = "zfs_arc_l2asize" |
| 177 | + title = "Actual compressed size of the L2ARC" |
| 178 | + } |
| 179 | + metric { |
| 180 | + name = "zfs_arc_l2size" |
| 181 | + title = "Size of the L2ARC" |
| 182 | + } |
| 183 | + metric { |
| 184 | + name = "zfs_arc_l2bytes" |
| 185 | + title = "bytes read per second from the L2ARC" |
| 186 | + } |
| 187 | +} |
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