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Code Issues Projects Releases Wiki Activity

Keybind(s) for modifying nice level #2081

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This commit is contained in:
nicolargo 2022-07-09 19:10:40 +02:00
parent bc9e2c1004
commit 820007073f
4 changed files with 186 additions and 183 deletions
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329
docs/api.rst
View File

@ -74,7 +74,7 @@ Get plugin stats::
"refresh": 3.0,
"regex": True,
"result": None,
"timer": 0.8992500305175781},
"timer": 0.9411270618438721},
{"count": 0,
"countmax": 20.0,
"countmin": None,
@ -83,7 +83,7 @@ Get plugin stats::
"refresh": 3.0,
"regex": True,
"result": None,
"timer": 0.8991262912750244}]
"timer": 0.9410309791564941}]
Get a specific field::
@ -101,7 +101,7 @@ Get a specific item when field matchs the given value::
"refresh": 3.0,
"regex": True,
"result": None,
"timer": 0.8992500305175781}]}
"timer": 0.9411270618438721}]}
GET core
--------
@ -131,19 +131,19 @@ Get plugin stats::
"ctx_switches": 0,
"guest": 0.0,
"guest_nice": 0.0,
"idle": 72.1,
"idle": 67.8,
"interrupts": 0,
"iowait": 0.0,
"irq": 0.0,
"nice": 0.2,
"nice": 0.4,
"soft_interrupts": 0,
"softirq": 0.0,
"steal": 0.0,
"syscalls": 0,
"system": 2.9,
"system": 3.6,
"time_since_update": 1,
"total": 28.2,
"user": 24.8}
"total": 33.5,
"user": 28.1}
Fields descriptions:
@ -165,7 +165,7 @@ Fields descriptions:
Get a specific field::
# curl http://localhost:61208/api/3/cpu/total
{"total": 28.2}
{"total": 33.5}
GET diskio
----------
@ -211,13 +211,13 @@ Get plugin stats::
# curl http://localhost:61208/api/3/fs
[{"device_name": "/dev/mapper/ubuntu--gnome--vg-root",
"free": 111375745024,
"free": 111375843328,
"fs_type": "ext4",
"key": "mnt_point",
"mnt_point": "/",
"percent": 51.8,
"size": 243396149248,
"used": 119632949248}]
"used": 119632850944}]
Get a specific field::
@ -228,13 +228,13 @@ Get a specific item when field matchs the given value::
# curl http://localhost:61208/api/3/fs/mnt_point//
{"/": [{"device_name": "/dev/mapper/ubuntu--gnome--vg-root",
"free": 111375745024,
"free": 111375843328,
"fs_type": "ext4",
"key": "mnt_point",
"mnt_point": "/",
"percent": 51.8,
"size": 243396149248,
"used": 119632949248}]}
"used": 119632850944}]}
GET ip
------
@ -260,9 +260,9 @@ Get plugin stats::
# curl http://localhost:61208/api/3/load
{"cpucore": 4,
"min1": 1.3955078125,
"min15": 1.05712890625,
"min5": 1.17626953125}
"min1": 0.84423828125,
"min15": 1.11962890625,
"min5": 1.22900390625}
Fields descriptions:
@ -274,7 +274,7 @@ Fields descriptions:
Get a specific field::
# curl http://localhost:61208/api/3/load/min1
{"min1": 1.3955078125}
{"min1": 0.84423828125}
GET mem
-------
@ -282,16 +282,16 @@ GET mem
Get plugin stats::
# curl http://localhost:61208/api/3/mem
{"active": 2319966208,
"available": 2566418432,
"buffers": 258633728,
"cached": 3108978688,
"free": 2566418432,
"inactive": 4336050176,
"percent": 67.3,
"shared": 691634176,
{"active": 2362515456,
"available": 2714988544,
"buffers": 251985920,
"cached": 2885865472,
"free": 2714988544,
"inactive": 3962621952,
"percent": 65.4,
"shared": 691175424,
"total": 7837966336,
"used": 5271547904}
"used": 5122977792}
Fields descriptions:
@ -318,13 +318,13 @@ GET memswap
Get plugin stats::
# curl http://localhost:61208/api/3/memswap
{"free": 7792857088,
"percent": 3.6,
"sin": 31698944,
"sout": 327438336,
{"free": 7765069824,
"percent": 3.9,
"sin": 33439744,
"sout": 355459072,
"time_since_update": 1,
"total": 8082419712,
"used": 289562624}
"used": 317349888}
Fields descriptions:
@ -348,17 +348,17 @@ Get plugin stats::
# curl http://localhost:61208/api/3/network
[{"alias": None,
"cumulative_cx": 50117492,
"cumulative_rx": 25058746,
"cumulative_tx": 25058746,
"cx": 4222,
"cumulative_cx": 92174354,
"cumulative_rx": 46087177,
"cumulative_tx": 46087177,
"cx": 4764,
"interface_name": "lo",
"is_up": True,
"key": "interface_name",
"rx": 2111,
"rx": 2382,
"speed": 0,
"time_since_update": 1,
"tx": 2111},
"tx": 2382},
{"alias": None,
"cumulative_cx": 0,
"cumulative_rx": 0,
@ -399,17 +399,17 @@ Get a specific item when field matchs the given value::
# curl http://localhost:61208/api/3/network/interface_name/lo
{"lo": [{"alias": None,
"cumulative_cx": 50117492,
"cumulative_rx": 25058746,
"cumulative_tx": 25058746,
"cx": 4222,
"cumulative_cx": 92174354,
"cumulative_rx": 46087177,
"cumulative_tx": 46087177,
"cx": 4764,
"interface_name": "lo",
"is_up": True,
"key": "interface_name",
"rx": 2111,
"rx": 2382,
"speed": 0,
"time_since_update": 1,
"tx": 2111}]}
"tx": 2382}]}
GET now
-------
@ -417,7 +417,7 @@ GET now
Get plugin stats::
# curl http://localhost:61208/api/3/now
"2022-07-09 18:49:33 CEST"
"2022-07-09 19:10:16 CEST"
GET percpu
----------
@ -428,20 +428,20 @@ Get plugin stats::
[{"cpu_number": 0,
"guest": 0.0,
"guest_nice": 0.0,
"idle": 37.0,
"idle": 54.8,
"iowait": 0.0,
"irq": 0.0,
"key": "cpu_number",
"nice": 0.0,
"nice": 1.0,
"softirq": 0.0,
"steal": 0.0,
"system": 2.0,
"total": 63.0,
"user": 60.0},
"system": 3.8,
"total": 45.2,
"user": 40.4},
{"cpu_number": 1,
"guest": 0.0,
"guest_nice": 0.0,
"idle": 59.8,
"idle": 88.6,
"iowait": 0.0,
"irq": 0.0,
"key": "cpu_number",
@ -449,8 +449,8 @@ Get plugin stats::
"softirq": 0.0,
"steal": 0.0,
"system": 2.9,
"total": 40.2,
"user": 37.3}]
"total": 11.4,
"user": 8.6}]
Get a specific field::
@ -469,7 +469,7 @@ Get plugin stats::
"port": 0,
"refresh": 30,
"rtt_warning": None,
"status": 0.003824,
"status": 0.005103,
"timeout": 3}]
Get a specific field::
@ -486,7 +486,7 @@ Get a specific item when field matchs the given value::
"port": 0,
"refresh": 30,
"rtt_warning": None,
"status": 0.003824,
"status": 0.005103,
"timeout": 3}]}
GET processcount
@ -495,12 +495,12 @@ GET processcount
Get plugin stats::
# curl http://localhost:61208/api/3/processcount
{"pid_max": 0, "running": 1, "sleeping": 234, "thread": 1269, "total": 298}
{"pid_max": 0, "running": 1, "sleeping": 234, "thread": 1271, "total": 301}
Get a specific field::
# curl http://localhost:61208/api/3/processcount/total
{"total": 298}
{"total": 301}
GET processlist
---------------
@ -511,15 +511,15 @@ Get plugin stats::
[{"cmdline": ["/snap/firefox/1443/usr/lib/firefox/firefox",
"https://github.com/aanarchyy/bully"],
"cpu_percent": 0.0,
"cpu_times": pcputimes(user=819.27, system=275.73, children_user=450.8, children_system=84.39, iowait=0.0),
"cpu_times": pcputimes(user=868.11, system=293.27, children_user=480.12, children_system=91.13, iowait=0.0),
"gids": pgids(real=1000, effective=1000, saved=1000),
"io_counters": [672630784, 1350565888, 0, 0, 0],
"io_counters": [697047040, 1433772032, 0, 0, 0],
"key": "pid",
"memory_info": pmem(rss=568696832, vms=13106659328, shared=186646528, text=741376, lib=0, data=1058775040, dirty=0),
"memory_percent": 7.255668213168503,
"memory_info": pmem(rss=501846016, vms=13131468800, shared=185274368, text=741376, lib=0, data=1058455552, dirty=0),
"memory_percent": 6.4027579921466,
"name": "firefox",
"nice": 1,
"num_threads": 151,
"num_threads": 154,
"pid": 4749,
"status": "S",
"time_since_update": 1,
@ -543,12 +543,12 @@ Get plugin stats::
"true",
"tab"],
"cpu_percent": 0.0,
"cpu_times": pcputimes(user=183.46, system=36.68, children_user=0.0, children_system=0.0, iowait=0.0),
"cpu_times": pcputimes(user=193.69, system=39.61, children_user=0.0, children_system=0.0, iowait=0.0),
"gids": pgids(real=1000, effective=1000, saved=1000),
"io_counters": [9312256, 0, 0, 0, 0],
"key": "pid",
"memory_info": pmem(rss=493629440, vms=3242471424, shared=97243136, text=741376, lib=0, data=650932224, dirty=0),
"memory_percent": 6.297927534247577,
"memory_info": pmem(rss=484343808, vms=3243520000, shared=97009664, text=741376, lib=0, data=649854976, dirty=0),
"memory_percent": 6.179457619961893,
"name": "WebExtensions",
"nice": 0,
"num_threads": 20,
@ -564,48 +564,48 @@ Get a specific field::
6457,
51856,
51801,
3272,
52015,
6017,
3272,
50895,
60259,
87688,
78514,
85533,
59128,
9417,
51732,
51838,
9417,
51766,
78596,
6091,
78596,
4169,
63579,
9953,
54905,
1938,
94337,
94217,
94022,
51857,
1938,
52062,
89598,
90025,
90118,
4176,
2000,
51784,
90184,
2207,
94424,
3161,
2207,
51784,
33193,
75548,
3582,
3369,
3676,
76402,
51736,
1357,
51737,
1423,
5070,
1357,
1423,
51736,
51737,
3345,
3380,
3938,
@ -613,24 +613,24 @@ Get a specific field::
3534,
3458,
3451,
2128,
3338,
3457,
1223,
2128,
5151,
1208,
4206,
2161,
3474,
1745,
3456,
84835,
3456,
2161,
1745,
3302,
3245,
1249,
2681,
1,
1226,
1,
3636,
1393,
1941,
@ -639,16 +639,15 @@ Get a specific field::
3452,
33179,
29242,
3064,
1350,
3072,
3064,
3252,
2684,
1250,
4741,
3355,
3512,
3315,
1250,
1247,
3465,
1399,
@ -656,28 +655,28 @@ Get a specific field::
2159,
48285,
29252,
1715,
3315,
3547,
3461,
1715,
35988,
3093,
3469,
3383,
3649,
2160,
1246,
1190,
1246,
3100,
3542,
1228,
3621,
3542,
3454,
3284,
3621,
3273,
3533,
81001,
3284,
3540,
9975,
3533,
51990,
1215,
1240,
@ -685,18 +684,19 @@ Get a specific field::
3467,
3450,
3298,
35940,
3428,
1236,
3462,
1236,
3352,
3464,
3320,
35940,
3290,
51598,
3183,
3105,
3098,
9975,
1203,
1232,
3232,
@ -711,8 +711,8 @@ Get a specific field::
1045,
1206,
1558,
90171,
1060,
94414,
1253,
1961,
51753,
@ -724,8 +724,8 @@ Get a specific field::
1191,
3146,
81020,
94423,
3449,
90183,
1966,
1257,
1995,
@ -841,23 +841,26 @@ Get a specific field::
39803,
39804,
77891,
80393,
83671,
84733,
84737,
84769,
86524,
86707,
87175,
87478,
87598,
87599,
88400,
88691,
89187,
89474,
89475,
90097]}
90345,
90889,
92176,
92477,
92540,
92664,
93038,
93436,
93566,
93752,
93753,
93754,
93859,
94188,
94299]}
Get a specific item when field matchs the given value::
@ -865,21 +868,21 @@ Get a specific item when field matchs the given value::
{"4749": [{"cmdline": ["/snap/firefox/1443/usr/lib/firefox/firefox",
"https://github.com/aanarchyy/bully"],
"cpu_percent": 0.0,
"cpu_times": [819.27, 275.73, 450.8, 84.39, 0.0],
"cpu_times": [868.11, 293.27, 480.12, 91.13, 0.0],
"gids": [1000, 1000, 1000],
"io_counters": [672630784, 1350565888, 0, 0, 0],
"io_counters": [697047040, 1433772032, 0, 0, 0],
"key": "pid",
"memory_info": [568696832,
13106659328,
186646528,
"memory_info": [501846016,
13131468800,
185274368,
741376,
0,
1058775040,
1058455552,
0],
"memory_percent": 7.255668213168503,
"memory_percent": 6.4027579921466,
"name": "firefox",
"nice": 1,
"num_threads": 151,
"num_threads": 154,
"pid": 4749,
"status": "S",
"time_since_update": 1,
@ -899,28 +902,28 @@ GET quicklook
Get plugin stats::
# curl http://localhost:61208/api/3/quicklook
{"cpu": 28.2,
{"cpu": 33.5,
"cpu_hz": 3000000000.0,
"cpu_hz_current": 2013702499.9999998,
"cpu_hz_current": 1594925000.0,
"cpu_name": "Intel(R) Core(TM) i7-4500U CPU @ 1.80GHz",
"mem": 67.3,
"mem": 65.4,
"percpu": [{"cpu_number": 0,
"guest": 0.0,
"guest_nice": 0.0,
"idle": 37.0,
"idle": 54.8,
"iowait": 0.0,
"irq": 0.0,
"key": "cpu_number",
"nice": 0.0,
"nice": 1.0,
"softirq": 0.0,
"steal": 0.0,
"system": 2.0,
"total": 63.0,
"user": 60.0},
"system": 3.8,
"total": 45.2,
"user": 40.4},
{"cpu_number": 1,
"guest": 0.0,
"guest_nice": 0.0,
"idle": 59.8,
"idle": 88.6,
"iowait": 0.0,
"irq": 0.0,
"key": "cpu_number",
@ -928,40 +931,40 @@ Get plugin stats::
"softirq": 0.0,
"steal": 0.0,
"system": 2.9,
"total": 40.2,
"user": 37.3},
"total": 11.4,
"user": 8.6},
{"cpu_number": 2,
"guest": 0.0,
"guest_nice": 0.0,
"idle": 94.0,
"iowait": 1.0,
"idle": 55.2,
"iowait": 0.0,
"irq": 0.0,
"key": "cpu_number",
"nice": 0.0,
"softirq": 0.0,
"steal": 0.0,
"system": 4.8,
"total": 44.8,
"user": 40.0},
{"cpu_number": 3,
"guest": 0.0,
"guest_nice": 0.0,
"idle": 67.3,
"iowait": 0.0,
"irq": 0.0,
"key": "cpu_number",
"nice": 0.0,
"softirq": 0.0,
"steal": 0.0,
"system": 1.0,
"total": 6.0,
"user": 4.0},
{"cpu_number": 3,
"guest": 0.0,
"guest_nice": 0.0,
"idle": 95.0,
"iowait": 0.0,
"irq": 0.0,
"key": "cpu_number",
"nice": 1.0,
"softirq": 0.0,
"steal": 0.0,
"system": 2.0,
"total": 5.0,
"user": 2.0}],
"swap": 3.6}
"total": 32.7,
"user": 31.7}],
"swap": 3.9}
Get a specific field::
# curl http://localhost:61208/api/3/quicklook/cpu
{"cpu": 28.2}
{"cpu": 33.5}
GET sensors
-----------
@ -1032,7 +1035,7 @@ GET uptime
Get plugin stats::
# curl http://localhost:61208/api/3/uptime
{"seconds": 249563}
{"seconds": 250806}
GET all stats
-------------
@ -1048,33 +1051,33 @@ GET stats history
History of a plugin::
# curl http://localhost:61208/api/3/cpu/history
{"system": [["2022-07-09T18:49:34.260743", 2.9],
["2022-07-09T18:49:35.289617", 2.9],
["2022-07-09T18:49:36.364286", 0.8]],
"user": [["2022-07-09T18:49:34.260737", 24.8],
["2022-07-09T18:49:35.289613", 24.8],
["2022-07-09T18:49:36.364281", 4.1]]}
{"system": [["2022-07-09T19:10:17.503461", 3.6],
["2022-07-09T19:10:18.536605", 3.6],
["2022-07-09T19:10:19.613559", 0.8]],
"user": [["2022-07-09T19:10:17.503456", 28.1],
["2022-07-09T19:10:18.536602", 28.1],
["2022-07-09T19:10:19.613554", 1.2]]}
Limit history to last 2 values::
# curl http://localhost:61208/api/3/cpu/history/2
{"system": [["2022-07-09T18:49:35.289617", 2.9],
["2022-07-09T18:49:36.364286", 0.8]],
"user": [["2022-07-09T18:49:35.289613", 24.8],
["2022-07-09T18:49:36.364281", 4.1]]}
{"system": [["2022-07-09T19:10:18.536605", 3.6],
["2022-07-09T19:10:19.613559", 0.8]],
"user": [["2022-07-09T19:10:18.536602", 28.1],
["2022-07-09T19:10:19.613554", 1.2]]}
History for a specific field::
# curl http://localhost:61208/api/3/cpu/system/history
{"system": [["2022-07-09T18:49:34.260743", 2.9],
["2022-07-09T18:49:35.289617", 2.9],
["2022-07-09T18:49:36.364286", 0.8]]}
{"system": [["2022-07-09T19:10:17.503461", 3.6],
["2022-07-09T19:10:18.536605", 3.6],
["2022-07-09T19:10:19.613559", 0.8]]}
Limit history for a specific field to last 2 values::
# curl http://localhost:61208/api/3/cpu/system/history
{"system": [["2022-07-09T18:49:35.289617", 2.9],
["2022-07-09T18:49:36.364286", 0.8]]}
{"system": [["2022-07-09T19:10:18.536605", 3.6],
["2022-07-09T19:10:19.613559", 0.8]]}
GET limits (used for thresholds)
--------------------------------

6
docs/cmds.rst
View File

@ -298,13 +298,13 @@ The following commands (key pressed) are supported while in Glances:
Show/hide IP module
``+``
Increase selected process nice level (need root right) - Only in standalone mode.
Increase selected process nice level (need right) - Only in standalone mode.
``-``
Decrease selected process nice level (need root right) - Only in standalone mode.
Decrease selected process nice level (need right) - Only in standalone mode.
``k``
Kill selected process - Only in standalone mode.
Kill selected process (need right) - Only in standalone mode.
``K``
Show/hide TCP connections

6
docs/man/glances.1
View File

@ -401,13 +401,13 @@ Sort processes by I/O rate
Show/hide IP module
.TP
.B \fB+\fP
Increase selected process nice level (need root right) \- Only in standalone mode.
Increase selected process nice level (need right) \- Only in standalone mode.
.TP
.B \fB\-\fP
Decrease selected process nice level (need root right) \- Only in standalone mode.
Decrease selected process nice level (need right) \- Only in standalone mode.
.TP
.B \fBk\fP
Kill selected process \- Only in standalone mode.
Kill selected process (need right) \- Only in standalone mode.
.TP
.B \fBK\fP
Show/hide TCP connections

28
glances/processes.py
View File

@ -429,27 +429,27 @@ class GlancesProcesses(object):
self.auto_sort = auto
self._sort_key = key
def nice_increase(self, pid):
""" Increase nice level
On UNIX this is a number which usually goes from -20 to 20.
The higher the nice value, the lower the priority of the process."""
p = psutil.Process(pid)
try:
p.nice(p.nice() - 1)
logger.info('Set nice level of process {} to {}'.format(pid, p.nice()))
except psutil.AccessDenied:
logger.warning('Can not increase the nice level of process {} (access denied)'.format(pid))
def nice_decrease(self, pid):
""" Decrease nice level
On UNIX this is a number which usually goes from -20 to 20.
The higher the nice value, the lower the priority of the process."""
p = psutil.Process(pid)
try:
p.nice(p.nice() + 1)
logger.info('Set nice level of process {} to {}'.format(pid, p.nice()))
p.nice(p.nice() - 1)
logger.info('Set nice level of process {} to {} (higher the priority)'.format(pid, p.nice()))
except psutil.AccessDenied:
logger.warning('Can not decrease the nice level of process {} (access denied)'.format(pid))
logger.warning('Can not decrease (higher the priority) the nice level of process {} (access denied)'.format(pid))
def nice_increase(self, pid):
""" Increase nice level
On UNIX this is a number which usually goes from -20 to 20.
The higher the nice value, the lower the priority of the process."""
p = psutil.Process(pid)
try:
p.nice(p.nice() + 1)
logger.info('Set nice level of process {} to {} (lower the priority)'.format(pid, p.nice()))
except psutil.AccessDenied:
logger.warning('Can not increase (lower the priority) the nice level of process {} (access denied)'.format(pid))
def kill(self, pid, timeout=3):
"""Kill process with pid"""