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/Linux-v4.19/kernel/sched/
Ddebug.c405 PN_SCHEDSTAT(se->statistics.wait_start); in print_cfs_group_stats()
406 PN_SCHEDSTAT(se->statistics.sleep_start); in print_cfs_group_stats()
407 PN_SCHEDSTAT(se->statistics.block_start); in print_cfs_group_stats()
408 PN_SCHEDSTAT(se->statistics.sleep_max); in print_cfs_group_stats()
409 PN_SCHEDSTAT(se->statistics.block_max); in print_cfs_group_stats()
410 PN_SCHEDSTAT(se->statistics.exec_max); in print_cfs_group_stats()
411 PN_SCHEDSTAT(se->statistics.slice_max); in print_cfs_group_stats()
412 PN_SCHEDSTAT(se->statistics.wait_max); in print_cfs_group_stats()
413 PN_SCHEDSTAT(se->statistics.wait_sum); in print_cfs_group_stats()
414 P_SCHEDSTAT(se->statistics.wait_count); in print_cfs_group_stats()
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/Linux-v4.19/Documentation/ABI/testing/
Dsysfs-class-net-statistics1 What: /sys/class/<iface>/statistics/collisions
9 What: /sys/class/<iface>/statistics/multicast
17 What: /sys/class/<iface>/statistics/rx_bytes
26 What: /sys/class/<iface>/statistics/rx_compressed
35 What: /sys/class/<iface>/statistics/rx_crc_errors
44 What: /sys/class/<iface>/statistics/rx_dropped
54 What: /sys/class/<iface>/statistics/rx_fifo_errors
63 What: /sys/class/<iface>/statistics/rx_frame_errors
73 What: /sys/class/<iface>/statistics/rx_length_errors
82 What: /sys/class/<iface>/statistics/rx_missed_errors
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/Linux-v4.19/Documentation/media/uapi/dvb/
Ddvb-fe-read-status.rst6 Querying frontend status and statistics
11 tuner lock status and provide statistics about the quality of the
17 Signal statistics are provided via
22 Most statistics require the demodulator to be fully locked
24 :ref:`Frontend statistics indicators <frontend-stat-properties>` for
Dfe-get-property.rst39 ``FE_GET_PROPERTY`` ioctls. The supported properties and statistics
59 - This ioctl is used to get properties and statistics from the
62 - No properties are changed, and statistics aren't reset.
/Linux-v4.19/Documentation/accounting/
Dcgroupstats.txt2 http://lkml.org/lkml/2007/4/11/187 and implements per cgroup statistics as
5 Per cgroup statistics infrastructure re-uses code from the taskstats
8 extend per cgroup statistics, by adding members to the cgroupstats
12 statistics on interesting events), should be very easy to add. Currently
13 user space requests for statistics by passing the cgroup path.
21 To extract cgroup statistics a utility very similar to getdelays.c
Ddelay-accounting.txt16 and makes these statistics available to userspace through
24 delay statistics aggregated for all tasks (or threads) belonging to a
29 aggregate delay statistics into arbitrary groups. To enable this, delay
30 statistics of a task are available both during its lifetime as well as on its
40 statistics. The delay accounting functionality populates specific fields of
52 When a task exits, records containing the per-task statistics
54 task of a thread group, the per-tgid statistics are also sent. More details
58 commands to be run and the corresponding delay statistics to be displayed. It
Dtaskstats.txt1 Per-task statistics interface
6 per-process statistics from the kernel to userspace.
10 - efficiently provide statistics during lifetime of a task and on its exit
29 To get statistics during a task's lifetime, userspace opens a unicast netlink
31 The response contains statistics for a task (if pid is specified) or the sum of
32 statistics for all tasks of the process (if tgid is specified).
34 To obtain statistics for tasks which are exiting, the userspace listener
36 one of the cpus in the cpumask, its per-pid statistics are sent to the
47 for reporting delay accounting statistics. Users can register cpumasks,
80 the task/process for which userspace wants statistics.
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/Linux-v4.19/Documentation/locking/
Dlockstat.txt6 As the name suggests, it provides statistics on locks.
43 With these hooks we provide the following statistics:
66 Lock statistics are enabled via CONFIG_LOCK_STAT.
70 Enable collection of statistics:
74 Disable collection of statistics:
78 Look at the current lock statistics:
118 This excerpt shows the first two lock class statistics. Line 01 shows the
121 statistics. These statistics come in two parts; the actual stats separated by a
127 con-bounces point is missing in the statistics.
163 Line 48 shows statistics for the second subclass (/1) of &rq->lock class
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/Linux-v4.19/Documentation/cpu-freq/
Dcpufreq-stats.txt2 CPU frequency and voltage scaling statistics in the Linux(TM) kernel
20 cpufreq-stats is a driver that provides CPU frequency statistics for each CPU.
21 These statistics are provided in /sysfs as a bunch of read_only interfaces. This
24 Various statistics will form read_only files under this directory.
32 cpufreq stats provides following statistics (explained in detail below).
37 All the statistics will be from the time the stats driver has been inserted
115 [*] CPU frequency translation statistics
121 "CPU frequency translation statistics" (CONFIG_CPU_FREQ_STAT) provides the
122 statistics which includes time_in_state, total_trans and trans_table.
125 will be able to see the CPU frequency statistics in /sysfs.
/Linux-v4.19/Documentation/device-mapper/
Dstatistics.txt1 DM statistics
4 Device Mapper supports the collection of I/O statistics on user-defined
5 regions of a DM device. If no regions are defined no statistics are
10 Individual statistics will be collected for each step-sized area within
13 The I/O statistics counters for each step-sized area of a region are
27 must be supplied when querying statistics about the region, deleting the
29 request and process statistics for the same DM device without stepping
32 The creation of DM statistics will allocate memory via kmalloc or
34 memory may be allocated by DM statistics. The admin can see how much
173 statistics does not want to lose any statistics (those updated
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/Linux-v4.19/Documentation/ABI/stable/
Dsysfs-bus-xen-backend34 What: /sys/bus/xen-backend/devices/vbd-*/statistics/f_req
41 What: /sys/bus/xen-backend/devices/vbd-*/statistics/oo_req
49 What: /sys/bus/xen-backend/devices/vbd-*/statistics/rd_req
56 What: /sys/bus/xen-backend/devices/vbd-*/statistics/rd_sect
63 What: /sys/bus/xen-backend/devices/vbd-*/statistics/wr_req
70 What: /sys/bus/xen-backend/devices/vbd-*/statistics/wr_sect
/Linux-v4.19/drivers/net/wireless/intel/iwlwifi/dvm/
Drx.c169 le32_to_cpu(priv->statistics.rx_ofdm.plcp_err) + in iwlagn_good_plcp_health()
171 le32_to_cpu(priv->statistics.rx_ofdm_ht.plcp_err); in iwlagn_good_plcp_health()
262 rx_info = &priv->statistics.rx_non_phy; in iwlagn_rx_calc_noise()
330 accum_stats((__le32 *)&priv->statistics._name, \ in iwlagn_accumulative_statistics()
381 spin_lock(&priv->statistics.lock); in iwlagn_rx_statistics()
397 priv->statistics.num_bt_kills = stats->rx.general.num_bt_kills; in iwlagn_rx_statistics()
398 le32_add_cpu(&priv->statistics.accum_num_bt_kills, in iwlagn_rx_statistics()
416 spin_unlock(&priv->statistics.lock); in iwlagn_rx_statistics()
420 change = common->temperature != priv->statistics.common.temperature || in iwlagn_rx_statistics()
422 (priv->statistics.flag & STATISTICS_REPLY_FLG_HT40_MODE_MSK); in iwlagn_rx_statistics()
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Dcalib.c675 spin_lock_bh(&priv->statistics.lock); in iwl_sensitivity_calibration()
676 rx_info = &priv->statistics.rx_non_phy; in iwl_sensitivity_calibration()
677 ofdm = &priv->statistics.rx_ofdm; in iwl_sensitivity_calibration()
678 cck = &priv->statistics.rx_cck; in iwl_sensitivity_calibration()
681 spin_unlock_bh(&priv->statistics.lock); in iwl_sensitivity_calibration()
705 spin_unlock_bh(&priv->statistics.lock); in iwl_sensitivity_calibration()
986 spin_lock_bh(&priv->statistics.lock); in iwl_chain_noise_calibration()
988 rx_info = &priv->statistics.rx_non_phy; in iwl_chain_noise_calibration()
992 spin_unlock_bh(&priv->statistics.lock); in iwl_chain_noise_calibration()
999 !!(priv->statistics.flag & STATISTICS_REPLY_FLG_BAND_24G_MSK); in iwl_chain_noise_calibration()
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/Linux-v4.19/Documentation/media/kapi/
Ddtv-frontend.rst108 :ref:`DVBv5 statistics <dvbv5_stats>` via ``.read_status``.
109 Yet, there are a number of callbacks meant to get statistics for
164 Digital TV Frontend statistics
171 :ref:`statistics <frontend-stat-properties>` meant to help tuning the device
174 For each statistics measurement, the driver should set the type of scale used,
175 or ``FE_SCALE_NOT_AVAILABLE`` if the statistics is not available on a given
176 time. Drivers should also provide the number of statistics for each type.
188 And, when the statistics got updated, set the scale::
193 .. [#f2] For ISDB-T, it may provide both a global statistics and a per-layer
194 set of statistics. On such cases, len should be equal to 4. The first
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/Linux-v4.19/tools/kvm/kvm_stat/
Dkvm_stat.txt56 Press any other key to refresh statistics immediately.
71 retrieve statistics from tracepoints
75 retrieve statistics from debugfs
83 limit statistics to one virtual machine (pid)
87 limit statistics to one virtual machine (guest name)
/Linux-v4.19/drivers/base/
Dtransport_class.c158 if (!error && tcont->statistics) in transport_add_class_device()
159 error = sysfs_create_group(&classdev->kobj, tcont->statistics); in transport_add_class_device()
225 if (tcont->statistics) in transport_remove_classdev()
226 sysfs_remove_group(&classdev->kobj, tcont->statistics); in transport_remove_classdev()
/Linux-v4.19/Documentation/scheduler/
Dsched-stats.txt13 statistics for each cpu listed, and there may well be more than one
33 CPU statistics
40 Next three are schedule() statistics:
46 Next two are try_to_wake_up() statistics:
50 Next three are statistics describing scheduling latency:
57 Domain statistics
67 The next 24 are a variety of load_balance() statistics in grouped into types
119 Next three are active_load_balance() statistics:
124 Next three are sched_balance_exec() statistics:
129 Next three are sched_balance_fork() statistics:
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/Linux-v4.19/Documentation/networking/
Dgen_stats.txt1 Generic networking statistics for netlink users
8 gnet_stats_basic TCA_STATS_BASIC Basic statistics
10 gnet_stats_queue TCA_STATS_QUEUE Queue statistics
24 Update statistics, in dequeue() methods only, (while owning qdisc->running)
74 Locks are taken before writing and released once all statistics have
/Linux-v4.19/drivers/gpu/drm/amd/lib/
DKconfig14 bool "Closed hash table performance statistics"
18 Enable collection of performance statistics for closed hash tables.
/Linux-v4.19/Documentation/block/
Dstat.txt1 Block layer statistics in /sys/block/<dev>/stat
6 The stat file provides several statistics about the state of block
9 Q. Why are there multiple statistics in a single file? Doesn't sysfs
11 A. By having a single file, the kernel can guarantee that the statistics
13 statistics were exported as multiple files containing one statistic
/Linux-v4.19/Documentation/
Diostats.txt2 I/O statistics fields
6 more extensive disk statistics have been introduced to help measure disk
44 each snapshot of your disk statistics.
46 In 2.4, the statistics fields are those after the device name. In
47 the above example, the first field of statistics would be 446216.
52 eleven fields of statistics, each meaning exactly the same things.
127 almost a non-issue. When the statistics are read, the per-CPU counters
140 in 2.4. Consequently, you'll see a different statistics output on 2.6+ for
172 disk and partition statistics are consistent again. Since we still don't
188 In 2.6+, all disk statistics were removed from ``/proc/stat``. In 2.4, they
/Linux-v4.19/Documentation/media/v4l-drivers/
Domap3isp.rst74 statistics (AEWB, AF and histogram) subdevs.
86 Each of the statistics subdevs is able to produce events. An event is
87 generated whenever a statistics buffer can be dequeued by a user space
96 ioctls. If there is an error calculating the statistics, there will be an
97 event as usual, but no related statistics buffer. In this case
107 statistics collection are examples of such.
194 The statistics subdevs do offer more dynamic configuration options than the
198 The statistics blocks always get the input image data from the CCDC (as the
199 histogram memory read isn't implemented). The statistics are dequeueable by
200 the user from the statistics subdev nodes using private IOCTLs.
/Linux-v4.19/tools/perf/Documentation/
Dperf-kmem.txt20 'perf kmem stat' to report kernel memory statistics.
37 Show per-callsite statistics
40 Show per-allocation statistics
/Linux-v4.19/net/xfrm/
DKconfig58 bool "Transformation statistics"
61 This statistics is not a SNMP/MIB specification but shows
62 statistics about transformation error (or almost error) factor
/Linux-v4.19/drivers/staging/rtlwifi/btcoexist/
Dhalbtcoutsrc.c1311 btcoexist->statistics.cnt_bind++; in exhalbtc_bind_bt_coex_withadapter()
1359 btcoexist->statistics.cnt_power_on++; in exhalbtc_power_on_setting()
1374 btcoexist->statistics.cnt_pre_load_firmware++; in exhalbtc_pre_load_firmware()
1389 btcoexist->statistics.cnt_init_hw_config++; in exhalbtc_init_hw_config()
1413 btcoexist->statistics.cnt_init_coex_dm++; in exhalbtc_init_coex_dm()
1431 btcoexist->statistics.cnt_ips_notify++; in exhalbtc_ips_notify()
1458 btcoexist->statistics.cnt_lps_notify++; in exhalbtc_lps_notify()
1481 btcoexist->statistics.cnt_scan_notify++; in exhalbtc_scan_notify()
1515 btcoexist->statistics.cnt_connect_notify++; in exhalbtc_connect_notify()
1543 btcoexist->statistics.cnt_media_status_notify++; in exhalbtc_mediastatus_notify()
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