blob: 01158cf4f503280e62c94ab91e0d43310384c6d6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
|
zabbix_export:
version: '5.4'
date: '2021-05-09T00:00:00Z'
groups:
-
name: Templates/Applications
templates:
-
template: Memcached
name: Memcached
description: |
Get Memcached metrics from plugin for the New Zabbix Agent (zabbix-agent2).
You can discuss this template or leave feedback on our forum https://www.zabbix.com/forum/zabbix-suggestions-and-feedback/398623-discussion-thread-for-official-zabbix-template-memcached
Template tooling version used: 0.38
groups:
-
name: Templates/Applications
items:
-
name: 'Memcached: Commands: FLUSH per second'
type: DEPENDENT
key: memcached.commands.flush.rate
delay: '0'
history: 7d
value_type: FLOAT
description: 'The flush_all command invalidates all items in the database. This operation incurs a performance penalty and shouldn’t take place in production, so check your debug scripts.'
preprocessing:
-
type: JSONPATH
parameters:
- $.cmd_flush
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Commands: GET per second'
type: DEPENDENT
key: memcached.commands.get.rate
delay: '0'
history: 7d
value_type: FLOAT
description: 'Number of GET requests received by server per second.'
preprocessing:
-
type: JSONPATH
parameters:
- $.cmd_get
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Commands: SET per second'
type: DEPENDENT
key: memcached.commands.set.rate
delay: '0'
history: 7d
value_type: FLOAT
description: 'Number of SET requests received by server per second.'
preprocessing:
-
type: JSONPATH
parameters:
- $.cmd_set
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Maximum number of bytes'
type: DEPENDENT
key: memcached.config.limit_maxbytes
delay: '0'
history: 7d
units: B
description: 'Maximum number of bytes allowed in cache. You can adjust this setting via a config file or the command line while starting your Memcached server.'
preprocessing:
-
type: JSONPATH
parameters:
- $.limit_maxbytes
-
type: DISCARD_UNCHANGED_HEARTBEAT
parameters:
- 30m
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Open connections'
type: DEPENDENT
key: memcached.connections.current
delay: '0'
history: 7d
description: 'The number of clients presently connected'
preprocessing:
-
type: JSONPATH
parameters:
- $.curr_connections
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Max connections'
type: DEPENDENT
key: memcached.connections.max
delay: '0'
history: 7d
description: 'Max number of concurrent connections'
preprocessing:
-
type: JSONPATH
parameters:
- $.max_connections
-
type: DISCARD_UNCHANGED_HEARTBEAT
parameters:
- 30m
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Queued connections per second'
type: DEPENDENT
key: memcached.connections.queued.rate
delay: '0'
history: 7d
value_type: FLOAT
description: 'Number of times that memcached has hit its connections limit and disabled its listener'
preprocessing:
-
type: JSONPATH
parameters:
- $.listen_disabled_num
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
triggers:
-
expression: 'min(/Memcached/memcached.connections.queued.rate,5m)>{$MEMCACHED.CONN.QUEUED.MAX.WARN}'
name: 'Memcached: Too many queued connections (over {$MEMCACHED.CONN.QUEUED.MAX.WARN} in 5m)'
priority: WARNING
description: 'The max number of connections is reachedand and a new connection had to wait in the queue as a result.'
-
name: 'Memcached: New connections per second'
type: DEPENDENT
key: memcached.connections.rate
delay: '0'
history: 7d
value_type: FLOAT
description: 'Number of connections opened per second'
preprocessing:
-
type: JSONPATH
parameters:
- $.total_connections
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Connection structures'
type: DEPENDENT
key: memcached.connections.structures
delay: '0'
history: 7d
description: 'Number of connection structures allocated by the server'
preprocessing:
-
type: JSONPATH
parameters:
- $.connection_structures
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Throttled connections'
type: DEPENDENT
key: memcached.connections.throttled.rate
delay: '0'
history: 7d
value_type: FLOAT
description: 'Number of times a client connection was throttled. When sending GETs in batch mode and the connection contains too many requests (limited by -R parameter) the connection might be throttled to prevent starvation.'
preprocessing:
-
type: JSONPATH
parameters:
- $.conn_yields
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
triggers:
-
expression: 'min(/Memcached/memcached.connections.throttled.rate,5m)>{$MEMCACHED.CONN.THROTTLED.MAX.WARN}'
name: 'Memcached: Too many throttled connections (over {$MEMCACHED.CONN.THROTTLED.MAX.WARN} in 5m)'
priority: WARNING
description: |
Number of times a client connection was throttled is too high.
When sending GETs in batch mode and the connection contains too many requests (limited by -R parameter) the connection might be throttled to prevent starvation.
-
name: 'Memcached: CPU sys'
type: DEPENDENT
key: memcached.cpu.sys
delay: '0'
history: 7d
value_type: FLOAT
units: s
description: 'System CPU consumed by the Memcached server'
preprocessing:
-
type: JSONPATH
parameters:
- $.rusage_system
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
triggers:
-
expression: 'nodata(/Memcached/memcached.cpu.sys,30m)=1'
name: 'Memcached: Failed to fetch info data (or no data for 30m)'
priority: WARNING
description: 'Zabbix has not received data for items for the last 30 minutes'
manual_close: 'YES'
dependencies:
-
name: 'Memcached: Service is down'
expression: 'last(/Memcached/memcached.ping["{$MEMCACHED.CONN.URI}"])=0'
-
name: 'Memcached: CPU user'
type: DEPENDENT
key: memcached.cpu.user
delay: '0'
history: 7d
value_type: FLOAT
units: s
description: 'User CPU consumed by the Memcached server'
preprocessing:
-
type: JSONPATH
parameters:
- $.rusage_user
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Ping'
key: 'memcached.ping["{$MEMCACHED.CONN.URI}"]'
history: 7d
valuemap:
name: 'Service state'
preprocessing:
-
type: DISCARD_UNCHANGED_HEARTBEAT
parameters:
- 10m
tags:
-
tag: Application
value: Memcached
triggers:
-
expression: 'last(/Memcached/memcached.ping["{$MEMCACHED.CONN.URI}"])=0'
name: 'Memcached: Service is down'
priority: AVERAGE
manual_close: 'YES'
-
name: 'Memcached: Process id'
type: DEPENDENT
key: memcached.process_id
delay: '0'
history: 7d
description: 'PID of the server process'
preprocessing:
-
type: JSONPATH
parameters:
- $.pid
-
type: DISCARD_UNCHANGED_HEARTBEAT
parameters:
- 1d
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Bytes used'
type: DEPENDENT
key: memcached.stats.bytes
delay: '0'
history: 7d
value_type: FLOAT
units: B
description: 'Current number of bytes used to store items.'
preprocessing:
-
type: JSONPATH
parameters:
- $.bytes
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Read bytes per second'
type: DEPENDENT
key: memcached.stats.bytes_read.rate
delay: '0'
history: 7d
value_type: FLOAT
units: Bps
description: 'The network''s read rate per second in B/sec'
preprocessing:
-
type: JSONPATH
parameters:
- $.bytes_read
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Written bytes per second'
type: DEPENDENT
key: memcached.stats.bytes_written.rate
delay: '0'
history: 7d
value_type: FLOAT
units: Bps
description: 'The network''s read rate per second in B/sec'
preprocessing:
-
type: JSONPATH
parameters:
- $.bytes_written
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Current number of items stored'
type: DEPENDENT
key: memcached.stats.curr_items
delay: '0'
history: 7d
description: 'Current number of items stored by this instance.'
preprocessing:
-
type: JSONPATH
parameters:
- $.curr_items
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Evictions per second'
type: DEPENDENT
key: memcached.stats.evictions.rate
delay: '0'
history: 7d
description: |
"An eviction is when an item that still has time to live is removed from the cache because a brand new item needs to be allocated.
The item is selected with a pseudo-LRU mechanism.
A high number of evictions coupled with a low hit rate means your application is setting a large number of keys that are never used again."
preprocessing:
-
type: JSONPATH
parameters:
- $.evictions
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Hits per second'
type: DEPENDENT
key: memcached.stats.hits.rate
delay: '0'
history: 7d
description: 'Number of successful GET requests (items requested and found) per second.'
preprocessing:
-
type: JSONPATH
parameters:
- $.get_hits
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Misses per second'
type: DEPENDENT
key: memcached.stats.misses.rate
delay: '0'
history: 7d
description: 'Number of missed GET requests (items requested but not found) per second.'
preprocessing:
-
type: JSONPATH
parameters:
- $.get_misses
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Threads'
type: DEPENDENT
key: memcached.stats.threads
delay: '0'
history: 7d
description: 'Number of worker threads requested'
preprocessing:
-
type: JSONPATH
parameters:
- $.threads
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: New items per second'
type: DEPENDENT
key: memcached.stats.total_items.rate
delay: '0'
history: 7d
description: 'Number of new items stored per second.'
preprocessing:
-
type: JSONPATH
parameters:
- $.total_items
-
type: CHANGE_PER_SECOND
parameters:
- ''
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
-
name: 'Memcached: Get status'
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
history: '0'
trends: '0'
value_type: TEXT
tags:
-
tag: Application
value: 'Zabbix raw items'
-
name: 'Memcached: Uptime'
type: DEPENDENT
key: memcached.uptime
delay: '0'
history: 7d
units: s
description: 'Number of seconds since Memcached server start'
preprocessing:
-
type: JSONPATH
parameters:
- $.uptime
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
triggers:
-
expression: last(/Memcached/memcached.uptime)<10m
name: 'Memcached: has been restarted (uptime < 10m)'
priority: INFO
description: 'Uptime is less than 10 minutes'
manual_close: 'YES'
-
name: 'Memcached: Memcached version'
type: DEPENDENT
key: memcached.version
delay: '0'
history: 7d
trends: '0'
value_type: CHAR
description: 'Version of the Memcached server'
preprocessing:
-
type: JSONPATH
parameters:
- $.version
-
type: DISCARD_UNCHANGED_HEARTBEAT
parameters:
- 1d
master_item:
key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
tags:
-
tag: Application
value: Memcached
triggers:
-
expression: '(last(/Memcached/memcached.version,#1)<>last(/Memcached/memcached.version,#2))=1 and length(last(/Memcached/memcached.version))>0'
name: 'Memcached: Version has changed (new version: {ITEM.VALUE})'
priority: INFO
description: 'Memcached version has changed. Ack to close.'
manual_close: 'YES'
macros:
-
macro: '{$MEMCACHED.CONN.PRC.MAX.WARN}'
value: '80'
description: 'Maximum percentage of connected clients'
-
macro: '{$MEMCACHED.CONN.QUEUED.MAX.WARN}'
value: '1'
description: 'Maximum number of queued connections per second'
-
macro: '{$MEMCACHED.CONN.THROTTLED.MAX.WARN}'
value: '1'
description: 'Maximum number of throttled connections per second'
-
macro: '{$MEMCACHED.CONN.URI}'
value: 'tcp://localhost:11211'
description: 'Connection string in the URI format (password is not used). This param overwrites a value configured in the "Plugins.Memcached.Uri" option of the configuration file (if it''s set), otherwise, the plugin''s default value is used: "tcp://localhost:11211"'
-
macro: '{$MEMCACHED.MEM.PUSED.MAX.WARN}'
value: '90'
description: 'Maximum percentage of memory used'
valuemaps:
-
name: 'Service state'
mappings:
-
value: '0'
newvalue: Down
-
value: '1'
newvalue: Up
triggers:
-
expression: 'min(/Memcached/memcached.stats.bytes,5m)/last(/Memcached/memcached.config.limit_maxbytes)*100>{$MEMCACHED.MEM.PUSED.MAX.WARN}'
name: 'Memcached: Memory usage is too high (over {$MEMCACHED.MEM.PUSED.MAX.WARN} in 5m)'
priority: WARNING
-
expression: 'min(/Memcached/memcached.connections.current,5m)/last(/Memcached/memcached.connections.max)*100>{$MEMCACHED.CONN.PRC.MAX.WARN}'
name: 'Memcached: Total number of connected clients is too high (over {$MEMCACHED.CONN.PRC.MAX.WARN}% in 5m)'
priority: WARNING
description: 'When the number of connections reaches the value of the "max_connections" parameter, new connections will be rejected.'
graphs:
-
name: 'Memcached: Commands'
graph_items:
-
color: 1A7C11
item:
host: Memcached
key: memcached.commands.flush.rate
-
sortorder: '1'
color: 2774A4
item:
host: Memcached
key: memcached.commands.set.rate
-
sortorder: '2'
color: F63100
item:
host: Memcached
key: memcached.commands.get.rate
-
name: 'Memcached: Connections'
graph_items:
-
drawtype: GRADIENT_LINE
color: 1A7C11
item:
host: Memcached
key: memcached.connections.max
-
sortorder: '1'
drawtype: GRADIENT_LINE
color: 2774A4
item:
host: Memcached
key: memcached.connections.current
-
sortorder: '2'
drawtype: GRADIENT_LINE
color: F63100
item:
host: Memcached
key: memcached.connections.structures
-
name: 'Memcached: Connections rate'
graph_items:
-
drawtype: BOLD_LINE
color: 1A7C11
item:
host: Memcached
key: memcached.connections.rate
-
sortorder: '1'
drawtype: BOLD_LINE
color: 2774A4
item:
host: Memcached
key: memcached.connections.throttled.rate
-
sortorder: '2'
drawtype: BOLD_LINE
color: F63100
item:
host: Memcached
key: memcached.connections.queued.rate
-
name: 'Memcached: Keyspace'
graph_items:
-
color: 1A7C11
item:
host: Memcached
key: memcached.stats.hits.rate
-
sortorder: '1'
color: 2774A4
item:
host: Memcached
key: memcached.stats.misses.rate
-
name: 'Memcached: Network'
graph_items:
-
drawtype: GRADIENT_LINE
color: 1A7C11
item:
host: Memcached
key: memcached.stats.bytes_read.rate
-
sortorder: '1'
drawtype: GRADIENT_LINE
color: 2774A4
item:
host: Memcached
key: memcached.stats.bytes_written.rate
-
name: 'Memcached: Uptime'
graph_items:
-
color: 1A7C11
item:
host: Memcached
key: memcached.uptime
|