This file is indexed.

/var/lib/pcp/testsuite/725.out is in pcp-testsuite 3.9.10.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  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
QA output created by 725

=== jbd2 agent installation ===
You will need to choose an appropriate configuration for installation of
the "jbd2" Performance Metrics Domain Agent (PMDA).

  collector	collect performance statistics on this system
  monitor	allow this system to monitor local and/or remote systems
  both		collector and monitor configuration for this system

Please enter c(ollector) or m(onitor) or b(oth) [b] Install jbd2 as a daemon or dso agent? [daemon] Updating the Performance Metrics Name Space (PMNS) ...
Terminate PMDA if already installed ...
[...install files, make output...]
Updating the PMCD control file, and notifying PMCD ...
Check jbd2 metrics have appeared ... ok

=== validate values, no instances ===

    Data Type: NN-bit unsigned int  InDom: PM_INDOM_NULL 0xffffffff
    Semantics: instant  Units: count
    value 0
Count of active JBD2 (Journal Block Device v2) devices
Help:
jbd2.njournals PMID: 122.0.0 [Count of active JBD2 (Journal Block Device v2) devices]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: count
Average number of blocks per transaction for all transactions.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
jbd2.transaction.average.blocks PMID: 122.0.20 [Average transaction blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: count
Average number of blocks logged per transaction for all transactions.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
jbd2.transaction.average.blocks_logged PMID: 122.0.21 [Average logged blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: count
Average number of handles used per transaction for all transactions.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
jbd2.transaction.average.handles PMID: 122.0.22 [Average handle count per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
Average transaction locked time over all transactions since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
jbd2.transaction.average.time.being_locked PMID: 122.0.16 [Average locked time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: microsec
Average time spent committing transactions for all transactions since
Help:
No value(s) available!
jbd2.transaction.average.time.committing PMID: 122.0.19 [Average commit time per journal]
mount.  Exported directly from per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
Average time flushing data (ordered mode) for all transactions since
Help:
No value(s) available!
jbd2.transaction.average.time.flushing_ordered_mode_data PMID: 122.0.17 [Average data flush time per journal]
mount.  Exported directly from per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
Average time spent logging transactions for all transactions since
Help:
No value(s) available!
jbd2.transaction.average.time.logging PMID: 122.0.18 [Average logging time per journal]
mount.  Exported directly from per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
Average request delay for all transactions to complete since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
jbd2.transaction.average.time.request_delay PMID: 122.0.14 [Average request delay per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
Average transaction running time over all transactions since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
jbd2.transaction.average.time.running PMID: 122.0.15 [Average running time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
Average time spent waiting for transactions to complete since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
jbd2.transaction.average.time.waiting PMID: 122.0.13 [Average time waiting per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
Help:
No value(s) available!
This metric is sourced from the per-device /proc/fs/jbd2 info file.
jbd2.transaction.count PMID: 122.0.1 [Total transactions committed per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: none
Help:
No value(s) available!
This metric is sourced from the per-device /proc/fs/jbd2 info file.
jbd2.transaction.max_blocks PMID: 122.0.3 [Maximum transaction blocks (buffers) per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
Help:
No value(s) available!
This metric is sourced from the per-device /proc/fs/jbd2 info file.
jbd2.transaction.requested PMID: 122.0.2 [Total journal transactions requested per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
Total number of blocks in all transactions since device mounted.
jbd2.transaction.total.blocks PMID: 122.0.10 [Total transaction blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
Total number of blocks logged in all transactions since mount.
jbd2.transaction.total.blocks_logged PMID: 122.0.11 [Total logged blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
Total count of handles used in all transactions since mount.
jbd2.transaction.total.handles PMID: 122.0.12 [Total handle count per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
Total transaction locked time over all transactions since mount.
jbd2.transaction.total.time.being_locked PMID: 122.0.7 [Total locked time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
Help:
No value(s) available!
Total time flushing data (ordered mode) for all transactions since
jbd2.transaction.total.time.flushing_ordered_mode_data PMID: 122.0.8 [Total data flush time per journal]
mount.  Derived from values in per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
Help:
No value(s) available!
Total time spent logging transactions for all transactions since
jbd2.transaction.total.time.logging PMID: 122.0.9 [Total logging time per journal]
mount.  Derived from values in per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
Total request delay for all transactions to complete since mount.
jbd2.transaction.total.time.request_delay PMID: 122.0.5 [Total request delay per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
Total transaction running time over all transactions since mount.
jbd2.transaction.total.time.running PMID: 122.0.6 [Total running time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
Total time spent waiting for transactions to complete since mount.
jbd2.transaction.total.time.waiting PMID: 122.0.4 [Total time waiting per journal]

=== add some older-format instances ===

    Data Type: NN-bit unsigned int  InDom: PM_INDOM_NULL 0xffffffff
    Semantics: instant  Units: count
    value 1
Count of active JBD2 (Journal Block Device v2) devices
Help:
jbd2.njournals PMID: 122.0.0 [Count of active JBD2 (Journal Block Device v2) devices]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: count
    inst [0 or "sda1-8"] value 4
Average number of blocks per transaction for all transactions.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.blocks PMID: 122.0.20 [Average transaction blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: count
    inst [0 or "sda1-8"] value 5
Average number of blocks logged per transaction for all transactions.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.blocks_logged PMID: 122.0.21 [Average logged blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: count
    inst [0 or "sda1-8"] value 262
Average number of handles used per transaction for all transactions.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.handles PMID: 122.0.22 [Average handle count per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [0 or "sda1-8"] value 0
Average transaction locked time over all transactions since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.time.being_locked PMID: 122.0.16 [Average locked time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: microsec
    inst [0 or "sda1-8"] value 52335
Average time spent committing transactions for all transactions since
Help:
jbd2.transaction.average.time.committing PMID: 122.0.19 [Average commit time per journal]
mount.  Exported directly from per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [0 or "sda1-8"] value 0
Average time flushing data (ordered mode) for all transactions since
Help:
jbd2.transaction.average.time.flushing_ordered_mode_data PMID: 122.0.17 [Average data flush time per journal]
mount.  Exported directly from per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [0 or "sda1-8"] value 35
Average time spent logging transactions for all transactions since
Help:
jbd2.transaction.average.time.logging PMID: 122.0.18 [Average logging time per journal]
mount.  Exported directly from per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
Average request delay for all transactions to complete since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
jbd2.transaction.average.time.request_delay PMID: 122.0.14 [Average request delay per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [0 or "sda1-8"] value 5327
Average transaction running time over all transactions since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.time.running PMID: 122.0.15 [Average running time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [0 or "sda1-8"] value 0
Average time spent waiting for transactions to complete since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.time.waiting PMID: 122.0.13 [Average time waiting per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
    inst [0 or "sda1-8"] value 24
Help:
This metric is sourced from the per-device /proc/fs/jbd2 info file.
jbd2.transaction.count PMID: 122.0.1 [Total transactions committed per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: none
    inst [0 or "sda1-8"] value 2048
Help:
This metric is sourced from the per-device /proc/fs/jbd2 info file.
jbd2.transaction.max_blocks PMID: 122.0.3 [Maximum transaction blocks (buffers) per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
Help:
No value(s) available!
This metric is sourced from the per-device /proc/fs/jbd2 info file.
jbd2.transaction.requested PMID: 122.0.2 [Total journal transactions requested per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
    inst [0 or "sda1-8"] value 96
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total number of blocks in all transactions since device mounted.
jbd2.transaction.total.blocks PMID: 122.0.10 [Total transaction blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
    inst [0 or "sda1-8"] value 120
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total number of blocks logged in all transactions since mount.
jbd2.transaction.total.blocks_logged PMID: 122.0.11 [Total logged blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
    inst [0 or "sda1-8"] value 6288
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total count of handles used in all transactions since mount.
jbd2.transaction.total.handles PMID: 122.0.12 [Total handle count per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [0 or "sda1-8"] value 0
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total transaction locked time over all transactions since mount.
jbd2.transaction.total.time.being_locked PMID: 122.0.7 [Total locked time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [0 or "sda1-8"] value 0
Help:
Total time flushing data (ordered mode) for all transactions since
jbd2.transaction.total.time.flushing_ordered_mode_data PMID: 122.0.8 [Total data flush time per journal]
mount.  Derived from values in per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [0 or "sda1-8"] value 840
Help:
Total time spent logging transactions for all transactions since
jbd2.transaction.total.time.logging PMID: 122.0.9 [Total logging time per journal]
mount.  Derived from values in per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
No value(s) available!
Total request delay for all transactions to complete since mount.
jbd2.transaction.total.time.request_delay PMID: 122.0.5 [Total request delay per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [0 or "sda1-8"] value 127848
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total transaction running time over all transactions since mount.
jbd2.transaction.total.time.running PMID: 122.0.6 [Total running time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [0 or "sda1-8"] value 0
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total time spent waiting for transactions to complete since mount.
jbd2.transaction.total.time.waiting PMID: 122.0.4 [Total time waiting per journal]

=== add some newer-format instances ===

    Data Type: NN-bit unsigned int  InDom: PM_INDOM_NULL 0xffffffff
    Semantics: instant  Units: count
    value 1
Count of active JBD2 (Journal Block Device v2) devices
Help:
jbd2.njournals PMID: 122.0.0 [Count of active JBD2 (Journal Block Device v2) devices]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: count
    inst [1 or "dm-1-8"] value 5
Average number of blocks per transaction for all transactions.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.blocks PMID: 122.0.20 [Average transaction blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: count
    inst [1 or "dm-1-8"] value 6
Average number of blocks logged per transaction for all transactions.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.blocks_logged PMID: 122.0.21 [Average logged blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: count
    inst [1 or "dm-1-8"] value 72
Average number of handles used per transaction for all transactions.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.handles PMID: 122.0.22 [Average handle count per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [1 or "dm-1-8"] value 0
Average transaction locked time over all transactions since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.time.being_locked PMID: 122.0.16 [Average locked time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: microsec
    inst [1 or "dm-1-8"] value 22584
Average time spent committing transactions for all transactions since
Help:
jbd2.transaction.average.time.committing PMID: 122.0.19 [Average commit time per journal]
mount.  Exported directly from per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [1 or "dm-1-8"] value 0
Average time flushing data (ordered mode) for all transactions since
Help:
jbd2.transaction.average.time.flushing_ordered_mode_data PMID: 122.0.17 [Average data flush time per journal]
mount.  Exported directly from per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [1 or "dm-1-8"] value 26
Average time spent logging transactions for all transactions since
Help:
jbd2.transaction.average.time.logging PMID: 122.0.18 [Average logging time per journal]
mount.  Exported directly from per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [1 or "dm-1-8"] value 0
Average request delay for all transactions to complete since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.time.request_delay PMID: 122.0.14 [Average request delay per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [1 or "dm-1-8"] value 4019
Average transaction running time over all transactions since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.time.running PMID: 122.0.15 [Average running time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: millisec
    inst [1 or "dm-1-8"] value 0
Average time spent waiting for transactions to complete since mount.
Exported directly from per-device /proc/fs/jbd2 info files.
Help:
jbd2.transaction.average.time.waiting PMID: 122.0.13 [Average time waiting per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
    inst [1 or "dm-1-8"] value 6117
Help:
This metric is sourced from the per-device /proc/fs/jbd2 info file.
jbd2.transaction.count PMID: 122.0.1 [Total transactions committed per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: instant  Units: none
    inst [1 or "dm-1-8"] value 8192
Help:
This metric is sourced from the per-device /proc/fs/jbd2 info file.
jbd2.transaction.max_blocks PMID: 122.0.3 [Maximum transaction blocks (buffers) per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
    inst [1 or "dm-1-8"] value 19053
Help:
This metric is sourced from the per-device /proc/fs/jbd2 info file.
jbd2.transaction.requested PMID: 122.0.2 [Total journal transactions requested per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
    inst [1 or "dm-1-8"] value 30585
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total number of blocks in all transactions since device mounted.
jbd2.transaction.total.blocks PMID: 122.0.10 [Total transaction blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
    inst [1 or "dm-1-8"] value 36702
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total number of blocks logged in all transactions since mount.
jbd2.transaction.total.blocks_logged PMID: 122.0.11 [Total logged blocks per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: count
    inst [1 or "dm-1-8"] value 440424
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total count of handles used in all transactions since mount.
jbd2.transaction.total.handles PMID: 122.0.12 [Total handle count per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [1 or "dm-1-8"] value 0
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total transaction locked time over all transactions since mount.
jbd2.transaction.total.time.being_locked PMID: 122.0.7 [Total locked time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [1 or "dm-1-8"] value 0
Help:
Total time flushing data (ordered mode) for all transactions since
jbd2.transaction.total.time.flushing_ordered_mode_data PMID: 122.0.8 [Total data flush time per journal]
mount.  Derived from values in per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [1 or "dm-1-8"] value 159042
Help:
Total time spent logging transactions for all transactions since
jbd2.transaction.total.time.logging PMID: 122.0.9 [Total logging time per journal]
mount.  Derived from values in per-device /proc/fs/jbd2 info files.

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [1 or "dm-1-8"] value 0
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total request delay for all transactions to complete since mount.
jbd2.transaction.total.time.request_delay PMID: 122.0.5 [Total request delay per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [1 or "dm-1-8"] value 24584223
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total transaction running time over all transactions since mount.
jbd2.transaction.total.time.running PMID: 122.0.6 [Total running time per journal]

    Data Type: NN-bit unsigned int  InDom: 122.0 0x1e800000
    Semantics: counter  Units: millisec
    inst [1 or "dm-1-8"] value 0
Derived from values in the per-device /proc/fs/jbd2 info files.
Help:
Total time spent waiting for transactions to complete since mount.
jbd2.transaction.total.time.waiting PMID: 122.0.4 [Total time waiting per journal]

=== remove jbd2 agent ===
Culling the Performance Metrics Name Space ...
jbd2 ... done
Updating the PMCD control file, and notifying PMCD ...
[...removing files...]
Check jbd2 metrics have gone away ... OK
Waiting for pmcd to terminate ...
Starting pmcd ... 
Starting pmlogger ...