Lines Matching +full:write +full:- +full:data

18 .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 .Nm pmc.cmn-600
29 .Nd Library for accessing the Arm CoreLink CMN-600 Coherent Mesh Network
36 CMN-600 PMU counters may be configured to count any one of a defined set of
38 Unlike other performance counters, counters for the CMN-600 require the
52 Some BIOS versions of dual-socket machines have no NUMA domain information in
57 the CPU package containing that CMN-600 controller.
64 Arm CoreLink CMN-600 Coherent Mesh Network Controller performance counters are
67 .%B "Arm CoreLink CMN-600 Coherent Mesh Network Technical Reference Manual"
73 CMN-600 PMU counters support the following capabilities:
74 .Bl -column "PMC_CAP_INTERRUPT" "Support"
91 .Bl -tag -width indent
111 .Bl -tag -width indent
114 This includes all the sub-types include TLB invalidate, Branch predictor
144 .Ss HN-F node events
145 .Bl -tag -width indent
173 Counts number of times a HighHigh priority request is protocol-retried at the
174 HN-F
176 Counts the POCQ occupancy in HN-F.
177 Support argument "occupancy". Accept: All, Read, Write, Atomic, Stash.
190 Counts number of times HN-F has a pending TXDAT flit but no credits to upload
192 Counts number of times HN-F has a pending TXRSP flit but no credits to upload
212 Counts number of times stash snoops resulted in data pull from the RN
214 Counts number of times data forward snoops were sent
216 .Ss HN-I node events
217 .Bl -tag -width indent
221 RRT write occupancy count overflow
225 RDT write occupancy count overflow
231 RRT write allocation
235 RDT write allocation
253 Non-PCIe serialization event
258 .Bl -tag -width indent
270 RN-F_CHIA port.
279 .Bl -tag -width indent
283 Write request
295 Write request tracker occupancy count overflow
315 .Ss RN-D node events
316 .Bl -tag -width indent
328 This is a measure of the true read data bandwidth, excluding CMOs.
331 This is a measure of the write bandwidth.
343 All entries in the write request tracker are occupied.
344 This is a measure of oversubscription in the write request tracker.
349 Number of write data cancels sent.
350 This is the measure of write cancel rate.
353 This is a measure of write bandwidth on AXI port 0.
356 This is a measure of write bandwidth on AXI port 1.
359 This is a measure of write bandwidth on AXI port 2.
364 Number of allocations in the write request tracker.
365 This is a measure of write transaction count.
367 Number of cycles for which Read Data Buffer state machine is in Unordered Mode.
369 Number of cycles for which Read Data Buffer state machine is in Replay mode
371 Number of cycles for which Read Data Buffer state machine is in hybrid mode.
374 Number of cycles for which Read Data Buffer state machine is in ordered Mode.
376 .Ss RN-I node events
377 .Bl -tag -width indent
389 This is a measure of the true read data bandwidth, excluding CMOs.
392 This is a measure of the write bandwidth.
403 All entries in the write request tracker are occupied.
404 This is a measure of oversubscription in the write request tracker.
409 Number of write data cancels sent.
410 This is the measure of write cancel rate
413 This is a measure of write bandwidth on AXI port 0.
416 This is a measure of write bandwidth on AXI port 1.
419 This is a measure of write bandwidth on AXI port 2.
424 Number of allocations in the write request tracker.
425 This is a measure of write transaction count
427 Number of cycles for which Read Data Buffer state machine is in Unordered Mode.
429 Number of cycles for which Read Data Buffer state machine is in Replay mode
431 Number of cycles for which Read Data Buffer state machine is in hybrid mode.
434 Number of cycles for which Read Data Buffer state machine is in ordered Mode.
438 .Bl -tag -width indent
454 Read Data Buffer Occupancy
456 Read Data Buffer Bypass Occupancy
458 Write Data Buffer Occupancy
467 .Bl -tag -width indent
473 Read data buffer occupancy
475 Write data buffer occupancy
489 Memory Data Request available, but no DAT Pcrd to send over CCIX per LinkEnd 0
491 Memory Data Request available, but no DAT Pcrd to send over CCIX per LinkEnd 1
493 Memory Data Request available, but no DAT Pcrd to send over CCIX per LinkEnd 2
495 Memory Data Request available but no Req Pcrd to send over CCIX per LinkEnd 0
497 Memory Data Request available but no Req Pcrd to send over CCIX per LinkEnd 1
499 Memory Data Request available but no Req Pcrd to send over CCIX per LinkEnd 2
506 .Bl -tag -width indent
577 .Nm pmc.cmn-600
581 .An -nosplit
588 The CMN-600 PMU driver was sponsored by ARM Ltd.