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/Linux-v6.1/tools/perf/pmu-events/arch/x86/broadwell/
Dmemory.json242 "BriefDescription": "Counts all demand & prefetch data reads",
250 "PublicDescription": "Counts all demand & prefetch data reads",
255 "BriefDescription": "Counts all demand & prefetch data reads",
263 "PublicDescription": "Counts all demand & prefetch data reads",
268 "BriefDescription": "Counts all demand & prefetch data reads",
276 "PublicDescription": "Counts all demand & prefetch data reads",
281 "BriefDescription": "Counts all demand & prefetch data reads",
289 "PublicDescription": "Counts all demand & prefetch data reads",
294 "BriefDescription": "Counts all demand & prefetch data reads",
302 "PublicDescription": "Counts all demand & prefetch data reads",
[all …]
Dcache.json28Reads. FB either is held by demand loads, or it is held by non-demand loads and gets hit at least …
172 "BriefDescription": "L2 cache hits when fetching instructions, code reads.",
615 "BriefDescription": "Demand and prefetch data reads",
620 …d prefetch data reads. All Core Data Reads include cacheable Demands and L2 prefetchers (not L3 pr…
710 …"BriefDescription": "Offcore outstanding demand rfo reads transactions in SuperQueue (SQ), queue t…
717 …"PublicDescription": "This event counts the number of offcore outstanding demand rfo Reads transac…
722 …"BriefDescription": "Offcore outstanding code reads transactions in SuperQueue (SQ), queue to unco…
728 …"PublicDescription": "This event counts the number of offcore outstanding Code Reads transactions …
775 "BriefDescription": "Counts all demand & prefetch data reads have any response type.",
783 "PublicDescription": "Counts all demand & prefetch data reads have any response type.",
[all …]
/Linux-v6.1/tools/memory-model/Documentation/
Dglossary.txt36 to that same variable, (in other words, the acquire load "reads
40 See also "Happens-Before", "Reads-From", "Relaxed", and "Release".
52 See also "From-reads" and "Reads-from".
105 From-Reads (fr): When one CPU's store to a given variable happened
107 load from that same variable, there is said to be a from-reads
110 It is also possible to have a from-reads link within a CPU, which
111 is a "from-reads internal" (fri) link. The term "from-reads
115 See also "Coherence" and "Reads-from".
138 smp_store_release() pairs with an smp_load_acquire() that reads
143 Reads-From (rf): When one CPU's load returns the value stored by some other
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Daccess-marking.txt67 2. Data-racy reads whose values are checked against marked reload.
69 3. Reads whose values feed into error-tolerant heuristics.
74 Data-Racy Reads for Approximate Diagnostics
78 values are ignored, and other situations where reads from shared variables
82 reads can enable better checking of the remaining accesses implementing
84 prevents any non-diagnostic reads from shared variable x from running
86 to x allows KCSAN to detect reads from x from within regions of code
88 data_race() for the diagnostic reads because otherwise KCSAN would give
89 false-positive warnings about these diagnostic reads.
101 Data-Racy Reads That Are Checked Against Marked Reload
[all …]
/Linux-v6.1/tools/perf/scripts/perl/
Drw-by-pid.pl21 my %reads;
31 $reads{$common_pid}{bytes_read} += $ret;
33 if (!defined ($reads{$common_pid}{bytes_read})) {
34 $reads{$common_pid}{bytes_read} = 0;
36 $reads{$common_pid}{errors}{$ret}++;
46 $reads{$common_pid}{bytes_requested} += $count;
47 $reads{$common_pid}{total_reads}++;
48 $reads{$common_pid}{comm} = $common_comm;
78 "# reads", "bytes_requested", "bytes_read");
82 foreach my $pid (sort { ($reads{$b}{bytes_read} || 0) <=>
[all …]
Drwtop.pl27 my %reads;
44 $reads{$common_pid}{bytes_read} += $ret;
46 if (!defined ($reads{$common_pid}{bytes_read})) {
47 $reads{$common_pid}{bytes_read} = 0;
49 $reads{$common_pid}{errors}{$ret}++;
61 $reads{$common_pid}{bytes_requested} += $count;
62 $reads{$common_pid}{total_reads}++;
63 $reads{$common_pid}{comm} = $common_comm;
132 "# reads", "bytes_req", "bytes_read");
136 foreach my $pid (sort { ($reads{$b}{bytes_read} || 0) <=>
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Drw-by-file.pl25 my %reads;
34 $reads{$fd}{bytes_requested} += $count;
35 $reads{$fd}{total_reads}++;
54 printf("%6s %10s %10s\n", "fd", "# reads", "bytes_requested");
57 foreach my $fd (sort {$reads{$b}{bytes_requested} <=>
58 $reads{$a}{bytes_requested}} keys %reads) {
59 my $total_reads = $reads{$fd}{total_reads};
60 my $bytes_requested = $reads{$fd}{bytes_requested};
/Linux-v6.1/tools/perf/pmu-events/arch/x86/ivytown/
Dmemory.json156 "BriefDescription": "Counts all demand & prefetch code reads that miss the LLC",
168 …"BriefDescription": "Counts all demand & prefetch code reads that miss the LLC and the data retur…
180 …"BriefDescription": "Counts all demand & prefetch code reads that miss the LLC and the data forwa…
192 "BriefDescription": "Counts all demand & prefetch data reads that hits the LLC",
204 "BriefDescription": "Counts all data/code/rfo reads (demand & prefetch) that hit the LLC",
216 …"BriefDescription": "Counts all data/code/rfo reads (demand & prefetch) that miss the LLC and the…
228 …"BriefDescription": "Counts all data/code/rfo reads (demand & prefetch) that miss the LLC the dat…
240 …"BriefDescription": "Counts all data/code/rfo reads (demand & prefetch) that miss the LLC and the…
252 "BriefDescription": "Counts all demand code reads that miss the LLC",
264 …"BriefDescription": "Counts all demand code reads that miss the LLC and the data returned from lo…
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/goldmont/
Dcache.json238 "BriefDescription": "Counts data reads (demand & prefetch) that hit the L2 cache.",
246 …"PublicDescription": "Counts data reads (demand & prefetch) that hit the L2 cache. Requires MSR_OF…
251 "BriefDescription": "Counts data reads (demand & prefetch) that miss the L2 cache.",
259 …"PublicDescription": "Counts data reads (demand & prefetch) that miss the L2 cache. Requires MSR_O…
264 …"BriefDescription": "Counts data reads (demand & prefetch) that miss the L2 cache with a snoop hit…
272 …"PublicDescription": "Counts data reads (demand & prefetch) that miss the L2 cache with a snoop hi…
277 …"BriefDescription": "Counts data reads (demand & prefetch) that miss the L2 cache with a snoop hit…
285 …"PublicDescription": "Counts data reads (demand & prefetch) that miss the L2 cache with a snoop hi…
290 …"BriefDescription": "Counts data reads (demand & prefetch) that true miss for the L2 cache with a …
298 …"PublicDescription": "Counts data reads (demand & prefetch) that true miss for the L2 cache with a…
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/nehalemex/
Dmemory.json3 "BriefDescription": "Offcore data reads satisfied by any DRAM",
14 "BriefDescription": "Offcore data reads that missed the LLC",
25 "BriefDescription": "Offcore data reads satisfied by the local DRAM",
36 "BriefDescription": "Offcore data reads satisfied by a remote DRAM",
47 "BriefDescription": "Offcore code reads satisfied by any DRAM",
58 "BriefDescription": "Offcore code reads that missed the LLC",
69 "BriefDescription": "Offcore code reads satisfied by the local DRAM",
80 "BriefDescription": "Offcore code reads satisfied by a remote DRAM",
289 "BriefDescription": "Offcore data reads, RFOs, and prefetches satisfied by the local DRAM.",
300 "BriefDescription": "Offcore data reads, RFOs, and prefetches satisfied by the remote DRAM",
[all …]
Dcache.json59 "BriefDescription": "L1 data cacheable reads and writes",
83 "BriefDescription": "L1 data cache reads",
928 "BriefDescription": "Offcore data reads satisfied by any cache or DRAM",
939 "BriefDescription": "All offcore data reads",
950 "BriefDescription": "Offcore data reads satisfied by the IO, CSR, MMIO unit",
961 … "BriefDescription": "Offcore data reads satisfied by the LLC and not found in a sibling core",
972 "BriefDescription": "Offcore data reads satisfied by the LLC and HIT in a sibling core",
983 "BriefDescription": "Offcore data reads satisfied by the LLC and HITM in a sibling core",
994 "BriefDescription": "Offcore data reads satisfied by the LLC",
1005 "BriefDescription": "Offcore data reads satisfied by the LLC or local DRAM",
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/westmereex/
Dmemory.json11 "BriefDescription": "Offcore data reads satisfied by any DRAM",
22 "BriefDescription": "Offcore data reads that missed the LLC",
33 "BriefDescription": "Offcore data reads satisfied by the local DRAM",
44 "BriefDescription": "Offcore data reads satisfied by a remote DRAM",
55 "BriefDescription": "Offcore code reads satisfied by any DRAM",
66 "BriefDescription": "Offcore code reads that missed the LLC",
77 "BriefDescription": "Offcore code reads satisfied by the local DRAM",
88 "BriefDescription": "Offcore code reads satisfied by a remote DRAM",
297 "BriefDescription": "Offcore data reads, RFOs, and prefetches satisfied by the local DRAM.",
308 "BriefDescription": "Offcore data reads, RFOs, and prefetches satisfied by the remote DRAM",
[all …]
Dcache.json893 "BriefDescription": "Outstanding offcore reads",
900 "BriefDescription": "Cycles offcore reads busy",
908 "BriefDescription": "Outstanding offcore demand code reads",
923 "BriefDescription": "Outstanding offcore demand data reads",
961 "BriefDescription": "Offcore data reads satisfied by any cache or DRAM",
972 "BriefDescription": "All offcore data reads",
983 "BriefDescription": "Offcore data reads satisfied by the IO, CSR, MMIO unit",
994 … "BriefDescription": "Offcore data reads satisfied by the LLC and not found in a sibling core",
1005 "BriefDescription": "Offcore data reads satisfied by the LLC and HIT in a sibling core",
1016 "BriefDescription": "Offcore data reads satisfied by the LLC and HITM in a sibling core",
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/nehalemep/
Dmemory.json3 "BriefDescription": "Offcore data reads satisfied by any DRAM",
14 "BriefDescription": "Offcore data reads that missed the LLC",
25 "BriefDescription": "Offcore data reads satisfied by the local DRAM",
36 "BriefDescription": "Offcore data reads satisfied by a remote DRAM",
47 "BriefDescription": "Offcore code reads satisfied by any DRAM",
58 "BriefDescription": "Offcore code reads that missed the LLC",
69 "BriefDescription": "Offcore code reads satisfied by the local DRAM",
80 "BriefDescription": "Offcore code reads satisfied by a remote DRAM",
289 "BriefDescription": "Offcore data reads, RFOs, and prefetches satisfied by the local DRAM.",
300 "BriefDescription": "Offcore data reads, RFOs, and prefetches satisfied by the remote DRAM",
[all …]
Dcache.json59 "BriefDescription": "L1 data cacheable reads and writes",
83 "BriefDescription": "L1 data cache reads",
973 "BriefDescription": "Offcore data reads satisfied by any cache or DRAM",
984 "BriefDescription": "All offcore data reads",
995 "BriefDescription": "Offcore data reads satisfied by the IO, CSR, MMIO unit",
1006 … "BriefDescription": "Offcore data reads satisfied by the LLC and not found in a sibling core",
1017 "BriefDescription": "Offcore data reads satisfied by the LLC and HIT in a sibling core",
1028 "BriefDescription": "Offcore data reads satisfied by the LLC and HITM in a sibling core",
1039 "BriefDescription": "Offcore data reads satisfied by the LLC",
1050 "BriefDescription": "Offcore data reads satisfied by the LLC or local DRAM",
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/jaketown/
Dmemory.json183 "BriefDescription": "Counts all demand code reads that miss the LLC",
195 …"BriefDescription": "Counts all demand code reads that miss the LLC and the data returned from lo…
207 …"BriefDescription": "Counts all demand code reads that miss the LLC and the data returned from re…
219 …"BriefDescription": "Counts all demand code reads that miss the LLC the data is found in M state …
231 …"BriefDescription": "Counts all demand code reads that miss the LLC and the data forwarded from r…
243 …"BriefDescription": "Counts demand data reads that miss the LLC and the data returned from remote…
255 "BriefDescription": "Counts demand data reads that miss in the LLC",
267 …"BriefDescription": "Counts demand data reads that miss the LLC and the data returned from local …
279 …"BriefDescription": "Counts demand data reads that miss the LLC and the data returned from remote…
291 …"BriefDescription": "Counts demand data reads that miss the LLC the data is found in M state in r…
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/goldmontplus/
Dcache.json266 …"BriefDescription": "Counts data reads (demand & prefetch) have any transaction responses from the…
276 …"PublicDescription": "Counts data reads (demand & prefetch) have any transaction responses from th…
281 "BriefDescription": "Counts data reads (demand & prefetch) hit the L2 cache.",
291 …"PublicDescription": "Counts data reads (demand & prefetch) hit the L2 cache. Requires MSR_OFFCORE…
296 …"BriefDescription": "Counts data reads (demand & prefetch) miss the L2 cache with a snoop hit in t…
306 …"PublicDescription": "Counts data reads (demand & prefetch) miss the L2 cache with a snoop hit in …
311 …"BriefDescription": "Counts data reads (demand & prefetch) true miss for the L2 cache with a snoop…
321 …"PublicDescription": "Counts data reads (demand & prefetch) true miss for the L2 cache with a snoo…
326 …"BriefDescription": "Counts data reads (demand & prefetch) outstanding, per cycle, from the time o…
336 …"PublicDescription": "Counts data reads (demand & prefetch) outstanding, per cycle, from the time …
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/skylake/
Dcache.json28Reads. FB either is held by demand loads, or it is held by non-demand loads and gets hit at least …
161 "BriefDescription": "L2 cache hits when fetching instructions, code reads.",
166 "PublicDescription": "Counts L2 cache hits when fetching instructions, code reads.",
277 … the L3 cache (Longest Latency cache). Requests include data and code reads, Reads-for-Ownership (…
288 …the L3 cache (Longest Latency cache). Requests include data and code reads, Reads-for-Ownership (…
532 "BriefDescription": "Demand and prefetch data reads",
537 … prefetch data reads. All Core Data Reads include cacheable 'Demands' and L2 prefetchers (not L3 p…
613 …"BriefDescription": "Cycles with offcore outstanding Code Reads transactions in the SuperQueue (SQ…
619 …"PublicDescription": "Counts the number of offcore outstanding Code Reads transactions in the supe…
635 …"BriefDescription": "Cycles with offcore outstanding demand rfo reads transactions in SuperQueue (…
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/westmereep-sp/
Dmemory.json3 "BriefDescription": "Offcore data reads satisfied by any DRAM",
14 "BriefDescription": "Offcore data reads that missed the LLC",
25 "BriefDescription": "Offcore data reads satisfied by the local DRAM",
36 "BriefDescription": "Offcore data reads satisfied by a remote DRAM",
47 "BriefDescription": "Offcore code reads satisfied by any DRAM",
58 "BriefDescription": "Offcore code reads that missed the LLC",
69 "BriefDescription": "Offcore code reads satisfied by the local DRAM",
80 "BriefDescription": "Offcore code reads satisfied by a remote DRAM",
289 "BriefDescription": "Offcore data reads, RFOs, and prefetches satisfied by the local DRAM.",
300 "BriefDescription": "Offcore data reads, RFOs, and prefetches satisfied by the remote DRAM",
[all …]
Dcache.json901 "BriefDescription": "Outstanding offcore reads",
908 "BriefDescription": "Cycles offcore reads busy",
916 "BriefDescription": "Outstanding offcore demand code reads",
931 "BriefDescription": "Outstanding offcore demand data reads",
969 "BriefDescription": "Offcore data reads satisfied by any cache or DRAM",
980 "BriefDescription": "All offcore data reads",
991 "BriefDescription": "Offcore data reads satisfied by the IO, CSR, MMIO unit",
1002 … "BriefDescription": "Offcore data reads satisfied by the LLC and not found in a sibling core",
1013 "BriefDescription": "Offcore data reads satisfied by the LLC and HIT in a sibling core",
1024 "BriefDescription": "Offcore data reads satisfied by the LLC and HITM in a sibling core",
[all …]
/Linux-v6.1/include/dt-bindings/memory/
Dtegra186-mc.h117 /* PCIE reads */
119 /* High-definition audio (HDA) reads */
121 /* Host channel data reads */
124 /* SATA reads */
126 /* Reads from Cortex-A9 4 CPU cores via the L2 cache */
143 /* XUSB reads */
147 /* XUSB reads */
155 /* 3D, ltcx reads instance 0 */
181 /* Audio Processing (APE) engine reads */
191 /* ETR reads */
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/knightslanding/
Dmemory.json11 …"BriefDescription": "Counts Demand code reads and prefetch code read requests that accounts for r…
22 …"BriefDescription": "Counts Demand code reads and prefetch code read requests that accounts for d…
33 …"BriefDescription": "Counts Demand code reads and prefetch code read requests that accounts for d…
44 …"BriefDescription": "Counts Demand code reads and prefetch code read requests that accounts for r…
55 …"BriefDescription": "Counts Demand code reads and prefetch code read requests that accounts for d…
66 …"BriefDescription": "Counts Demand code reads and prefetch code read requests that accounts for d…
462 …"BriefDescription": "Counts demand code reads and prefetch code reads that accounts for responses …
473 …"BriefDescription": "Counts demand code reads and prefetch code reads that accounts for data respo…
484 …"BriefDescription": "Counts demand code reads and prefetch code reads that accounts for data respo…
495 …"BriefDescription": "Counts demand code reads and prefetch code reads that accounts for responses …
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/bonnell/
Dcache.json3 "BriefDescription": "L1 Data Cacheable reads and writes",
11 "BriefDescription": "L1 Data reads and writes",
27 "BriefDescription": "L1 Cacheable Data Reads",
163 "BriefDescription": "L2 cache reads",
171 "BriefDescription": "L2 cache reads",
179 "BriefDescription": "L2 cache reads",
187 "BriefDescription": "L2 cache reads",
195 "BriefDescription": "L2 cache reads",
203 "BriefDescription": "L2 cache reads",
211 "BriefDescription": "L2 cache reads",
[all …]
/Linux-v6.1/Documentation/admin-guide/
Diostats.rst65 Field 1 -- # of reads completed (unsigned long)
66 This is the total number of reads completed successfully.
68 Field 2 -- # of reads merged, field 6 -- # of writes merged (unsigned long)
69 Reads and writes which are adjacent to each other may be merged for
70 efficiency. Thus two 4K reads may become one 8K read before it is
78 This is the total number of milliseconds spent by all reads (as
161 Field 1 -- # of reads issued
162 This is the total number of reads issued to this partition.
178 words, the number of reads for partitions is counted slightly before time
183 reads/writes before merges for partitions and after for disks. Since a
[all …]
/Linux-v6.1/tools/perf/pmu-events/arch/x86/elkhartlake/
Dcache.json91 …s that miss in the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO…
103 …ts that access the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO…
380 "BriefDescription": "Counts all code reads that were supplied by the L3 cache.",
391 …"BriefDescription": "Counts all code reads that were supplied by the L3 cache where a snoop was se…
402 …"BriefDescription": "Counts all code reads that were supplied by the L3 cache where a snoop was se…
413 …"BriefDescription": "Counts all code reads that were supplied by the L3 cache where a snoop was se…
424 …"BriefDescription": "Counts all code reads that were supplied by the L3 cache where a snoop was se…
435 …"BriefDescription": "Counts all code reads that were supplied by the L3 cache where no snoop was n…
523 …"BriefDescription": "Counts cacheable demand data reads, L1 data cache hardware prefetches and sof…
534 …"BriefDescription": "Counts cacheable demand data reads, L1 data cache hardware prefetches and sof…
[all …]

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