下面是我加载python应用时linux的顶部输出
pipenv run gunicorn--worker class=uvicon.workers.UvicornWorker readme.main:app--bind=0.0.0.0
a) No Load
top
Tasks: 5 total, 1 running, 4 sleeping, 0 stopped, 0 zombie
%Cpu(s): 6.0 us, 1.3 sy, 0.0 ni, 92.3 id, 0.0 wa, 0.0 hi, 0.4 si, 0.0 st
MiB Mem : 15889.1 total, 489.5 free, 12264.9 used, 3134.6 buff/cache
MiB Swap: 32768.0 total, 28738.1 free, 4029.9 used. 1518.2 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
17 root 20 0 3055008 471780 146180 S 0.3 2.9 0:16.26 gunicorn
1 root 20 0 5616 3332 2968 S 0.0 0.0 0:00.11 entrypoint.g.sh
10 root 20 0 32004 25660 8228 S 0.0 0.2 0:01.61 gunicorn
33 root 20 0 5748 3580 3144 S 0.0 0.0 0:00.08 bash
39 root 20 0 9820 3448 2956 R 0.0 0.0 0:00.01 top
top -H
Threads: 20 total, 1 running, 19 sleeping, 0 stopped, 0 zombie
%Cpu(s): 5.2 us, 1.6 sy, 0.0 ni, 92.4 id, 0.0 wa, 0.0 hi, 0.7 si, 0.0 st
MiB Mem : 15889.1 total, 493.4 free, 12262.1 used, 3133.6 buff/cache
MiB Swap: 32768.0 total, 28738.1 free, 4029.9 used. 1521.4 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
10 root 20 0 32004 25660 8228 S 0.3 0.2 0:01.62 gunicorn
1 root 20 0 5616 3332 2968 S 0.0 0.0 0:00.10 entrypoint.g.sh
17 root 20 0 3055008 471780 146180 S 0.0 2.9 0:07.23 gunicorn
18 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.31 gunicorn
19 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.34 gunicorn
20 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.31 gunicorn
21 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.31 gunicorn
22 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.33 gunicorn
23 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.35 gunicorn
24 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.34 gunicorn
25 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.14 gunicorn
26 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.13 gunicorn
27 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.12 gunicorn
28 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.13 gunicorn
29 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.13 gunicorn
30 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.12 gunicorn
31 root 20 0 3055008 471780 146180 S 0.0 2.9 0:00.14 gunicorn
32 root 20 0 3055008 471780 146180 S 0.0 2.9 0:05.74 gunicorn
33 root 20 0 5748 3580 3144 S 0.0 0.0 0:00.07 bash
40 root 20 0 9820 3484 2992 R 0.0 0.0 0:00.01 top
b)with some load
top
Tasks: 5 total, 2 running, 3 sleeping, 0 stopped, 0 zombie
%Cpu(s): 26.2 us, 9.9 sy, 0.0 ni, 62.7 id, 0.0 wa, 0.0 hi, 1.1 si, 0.0 st
MiB Mem : 15889.1 total, 464.4 free, 12291.4 used, 3133.3 buff/cache
MiB Swap: 32768.0 total, 28738.1 free, 4029.9 used. 1497.6 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
17 root 20 0 3718596 471780 146180 R 115.7 2.9 0:21.35 gunicorn
1 root 20 0 5616 3332 2968 S 0.0 0.0 0:00.11 entrypoint.g.sh
10 root 20 0 32004 25660 8228 S 0.0 0.2 0:01.63 gunicorn
33 root 20 0 5748 3640 3144 S 0.0 0.0 0:00.08 bash
41 root 20 0 9820 3436 2944 R 0.0 0.0 0:00.01 top
top -H
Threads: 29 total, 2 running, 27 sleeping, 0 stopped, 0 zombie
%Cpu(s): 25.0 us, 9.3 sy, 0.0 ni, 64.8 id, 0.0 wa, 0.0 hi, 0.9 si, 0.0 st
MiB Mem : 15889.1 total, 441.8 free, 12304.2 used, 3143.0 buff/cache
MiB Swap: 32768.0 total, 28738.1 free, 4029.9 used. 1475.9 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
17 root 20 0 3718596 471780 146180 R 82.7 2.9 0:23.56 gunicorn
46 root 20 0 3718596 471780 146180 S 3.7 2.9 0:00.60 gunicorn
50 root 20 0 3718596 471780 146180 S 3.7 2.9 0:00.60 gunicorn
32 root 20 0 3718596 471780 146180 S 3.3 2.9 0:06.35 gunicorn
42 root 20 0 3718596 471780 146180 S 3.3 2.9 0:00.60 gunicorn
43 root 20 0 3718596 471780 146180 S 3.3 2.9 0:00.61 gunicorn
45 root 20 0 3718596 471780 146180 S 3.3 2.9 0:00.60 gunicorn
47 root 20 0 3718596 471780 146180 S 3.3 2.9 0:00.59 gunicorn
44 root 20 0 3718596 471780 146180 S 3.0 2.9 0:00.60 gunicorn
48 root 20 0 3718596 471780 146180 S 3.0 2.9 0:00.60 gunicorn
49 root 20 0 3718596 471780 146180 S 3.0 2.9 0:00.60 gunicorn
51 root 20 0 9820 3528 3032 R 0.3 0.0 0:00.01 top
1 root 20 0 5616 3332 2968 S 0.0 0.0 0:00.10 entrypoint.g.sh
10 root 20 0 32004 25660 8228 S 0.0 0.2 0:01.63 gunicorn
18 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.31 gunicorn
19 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.34 gunicorn
20 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.31 gunicorn
21 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.31 gunicorn
22 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.33 gunicorn
23 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.35 gunicorn
24 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.34 gunicorn
25 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.14 gunicorn
26 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.13 gunicorn
27 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.12 gunicorn
28 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.13 gunicorn
29 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.13 gunicorn
30 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.12 gunicorn
31 root 20 0 3718596 471780 146180 S 0.0 2.9 0:00.14 gunicorn
33 root 20 0 5748 3640 3144 S 0.0 0.0 0:00.07 bash
问题是，即使我通过了线程5，我也看不到线程数有任何差异。我做错了什么。还是我们无法使用top追踪gunicorn线程。
如果我们使用不同于gthread的工作类，gunicorn会忽略线程标志。
这些是启动日志
[2021-04-17 14:05:52 +0000] [10] [INFO] Listening at: http://0.0.0.0:8000 (10)
[2021-04-17 14:05:52 +0000] [10] [INFO] Using worker: uvicorn.workers.UvicornWorker
[2021-04-17 14:05:52 +0000] [17] [INFO] Booting worker with pid: 17
If I remove the worker class, the threads worker is being used.
[2021-04-17 14:10:55 +0000] [10] [INFO] Starting gunicorn 20.1.0
[2021-04-17 14:10:55 +0000] [10] [INFO] Listening at: http://0.0.0.0:8000 (10)
[2021-04-17 14:10:55 +0000] [10] [INFO] Using worker: threads
[2021-04-17 14:10:55 +0000] [17] [INFO] Booting worker with pid: 17
这个线程的状态也是一样的。