Python write 20M rows data to csv file via pandas meanwhile monitor memory via psutil

from datetime import datetime
import json
import pandas as pd
import uuid
from tkinter import messagebox
import psutil
import os

def get_memory():
    pid=os.getpid()
    proc=psutil.Process(pid)
    mem_info=proc.memory_info()
    proc_mem=f'{mem_info.rss/1024/1024:.2f} M'
    virtual_mem=f'{mem_info.vms/1024/1024:.2f} M'
    sys_mem=psutil.virtual_memory()
    total_mem=f'{sys_mem.total/1024/1024/1024:.2f} G'
    avail_mem=f'{sys_mem.available/1024/1024/1024:.2f} G'
    used_rate=f'{sys_mem.percent} %'
    return f'{datetime.now()},pid:{pid},proc mem:{proc_mem},virtual mem:{virtual_mem},pc total mem:{total_mem},avail mem:{avail_mem},used rate:{used_rate}'

class Book:
    def __init__(self,id,isbn,name,author,abstract,comment,content,summary,title,topic):
        self.id=id
        self.isbn=isbn
        self.name=name
        self.author=author
        self.abstract=abstract
        self.comment=comment
        self.content=content
        self.summary=summary
        self.title=title
        self.topic=topic

    def to_dict(self):
        return  {
            'Id':self.id,
            'Name':self.name,
            'ISBN':self.isbn,
            'Author':self.author,
            'Abstract':self.abstract,
            'Comment':self.comment,
            'Content':self.content,
            'Summary':self.summary,
            'Title':self.title,
            'Topic':self.topic            
        }
    
    def to_str(self):
        return f'Id:{self.id},Name:{self.name},ISBN:{self.isbn},Author:{self.author},Abstract:{self.abstract},Comment:{self.comment},Content:{self.content},Summary:{self.summary},Title:{self.title},Topic:{self.topic}'

data_list=[]
arr=range(1,20000001)
try:
    for a in arr:
        bk=Book(a,f'ISBN_{a}_{uuid.uuid4().hex}',f'Name_{a}',f'Author_{a}',f'Abstract_{a}',f'Comment_{a}',f'Content_{a}',f'Summary_{a}',f'Title_{a}',f'Topic_{a}')
        data_list.append(bk.to_dict())
        if a%100000==0:
            print(f'a:{a},{get_memory()}')
        
    print(get_memory())
    df=pd.DataFrame(data_list)
    csv_file=f'CSV_{datetime.now().strftime('%Y%m%d%H%M%S%f')}.csv'
    with open(csv_file,'w',encoding='utf-8-sig') as csv_write_file:
        df.to_csv(csv_write_file,index=False)
    
    print(f'Write {len(data_list)} items to {csv_file},{get_memory()}')
    messagebox.showinfo(datetime.now(),f'Write {len(data_list)} items to {csv_file}')
    
except Exception as ex:
    messagebox.showerror(datetime.now(),str(ex))

 

 

 

 

 

 

a:100000,2026-02-20 21:22:50.877723,pid:59836,proc mem:186.21 M,virtual mem:772.75 M,pc total mem:31.69 G,avail mem:22.66 G,used rate:28.5 %
a:200000,2026-02-20 21:22:51.144319,pid:59836,proc mem:273.75 M,virtual mem:861.00 M,pc total mem:31.69 G,avail mem:22.60 G,used rate:28.7 %
a:300000,2026-02-20 21:22:51.413103,pid:59836,proc mem:361.96 M,virtual mem:949.11 M,pc total mem:31.69 G,avail mem:22.51 G,used rate:29.0 %
a:400000,2026-02-20 21:22:51.686494,pid:59836,proc mem:450.14 M,virtual mem:1036.94 M,pc total mem:31.69 G,avail mem:22.41 G,used rate:29.3 %
a:500000,2026-02-20 21:22:51.929235,pid:59836,proc mem:538.35 M,virtual mem:1125.95 M,pc total mem:31.69 G,avail mem:22.33 G,used rate:29.5 %
a:600000,2026-02-20 21:22:52.222988,pid:59836,proc mem:626.54 M,virtual mem:1214.18 M,pc total mem:31.69 G,avail mem:22.25 G,used rate:29.8 %
a:700000,2026-02-20 21:22:52.473212,pid:59836,proc mem:714.77 M,virtual mem:1302.98 M,pc total mem:31.69 G,avail mem:22.17 G,used rate:30.1 %
a:800000,2026-02-20 21:22:52.716338,pid:59836,proc mem:802.99 M,virtual mem:1390.86 M,pc total mem:31.69 G,avail mem:22.07 G,used rate:30.4 %
a:900000,2026-02-20 21:22:53.014663,pid:59836,proc mem:891.13 M,virtual mem:1479.83 M,pc total mem:31.69 G,avail mem:21.98 G,used rate:30.6 %
a:1000000,2026-02-20 21:22:53.262413,pid:59836,proc mem:979.38 M,virtual mem:1567.90 M,pc total mem:31.69 G,avail mem:21.90 G,used rate:30.9 %
a:1100000,2026-02-20 21:22:53.577654,pid:59836,proc mem:1067.55 M,virtual mem:1656.08 M,pc total mem:31.69 G,avail mem:21.83 G,used rate:31.1 %
a:1200000,2026-02-20 21:22:53.838828,pid:59836,proc mem:1155.74 M,virtual mem:1745.39 M,pc total mem:31.69 G,avail mem:21.82 G,used rate:31.1 %
a:1300000,2026-02-20 21:22:54.256574,pid:59836,proc mem:1243.98 M,virtual mem:1832.56 M,pc total mem:31.69 G,avail mem:21.64 G,used rate:31.7 %
a:1400000,2026-02-20 21:22:54.927473,pid:59836,proc mem:1332.16 M,virtual mem:1922.00 M,pc total mem:31.69 G,avail mem:21.41 G,used rate:32.5 %
a:1500000,2026-02-20 21:22:55.296408,pid:59836,proc mem:1420.35 M,virtual mem:2009.18 M,pc total mem:31.69 G,avail mem:21.33 G,used rate:32.7 %
a:1600000,2026-02-20 21:22:55.569807,pid:59836,proc mem:1508.56 M,virtual mem:2098.80 M,pc total mem:31.69 G,avail mem:21.24 G,used rate:33.0 %
a:1700000,2026-02-20 21:22:55.972490,pid:59836,proc mem:1596.73 M,virtual mem:2187.59 M,pc total mem:31.69 G,avail mem:21.16 G,used rate:33.2 %
a:1800000,2026-02-20 21:22:56.239666,pid:59836,proc mem:1684.91 M,virtual mem:2274.75 M,pc total mem:31.69 G,avail mem:21.10 G,used rate:33.4 %
a:1900000,2026-02-20 21:22:56.502535,pid:59836,proc mem:1773.11 M,virtual mem:2362.93 M,pc total mem:31.69 G,avail mem:21.02 G,used rate:33.7 %
a:2000000,2026-02-20 21:22:56.893201,pid:59836,proc mem:1861.33 M,virtual mem:2451.91 M,pc total mem:31.69 G,avail mem:20.93 G,used rate:34.0 %
a:2100000,2026-02-20 21:22:57.153330,pid:59836,proc mem:1949.52 M,virtual mem:2540.08 M,pc total mem:31.69 G,avail mem:20.81 G,used rate:34.3 %
a:2200000,2026-02-20 21:22:57.453914,pid:59836,proc mem:2037.70 M,virtual mem:2629.30 M,pc total mem:31.69 G,avail mem:20.70 G,used rate:34.7 %
a:2300000,2026-02-20 21:22:57.941498,pid:59836,proc mem:2126.14 M,virtual mem:2717.66 M,pc total mem:31.69 G,avail mem:20.63 G,used rate:34.9 %
a:2400000,2026-02-20 21:22:58.313855,pid:59836,proc mem:2214.32 M,virtual mem:2804.84 M,pc total mem:31.69 G,avail mem:20.54 G,used rate:35.2 %
a:2500000,2026-02-20 21:22:58.569743,pid:59836,proc mem:2302.51 M,virtual mem:2895.31 M,pc total mem:31.69 G,avail mem:20.44 G,used rate:35.5 %
a:2600000,2026-02-20 21:22:58.823288,pid:59836,proc mem:2390.70 M,virtual mem:2982.48 M,pc total mem:31.69 G,avail mem:20.35 G,used rate:35.8 %
a:2700000,2026-02-20 21:22:59.251915,pid:59836,proc mem:2478.88 M,virtual mem:3069.65 M,pc total mem:31.69 G,avail mem:20.29 G,used rate:36.0 %
a:2800000,2026-02-20 21:22:59.511114,pid:59836,proc mem:2567.09 M,virtual mem:3160.42 M,pc total mem:31.69 G,avail mem:20.22 G,used rate:36.2 %
a:2900000,2026-02-20 21:22:59.762936,pid:59836,proc mem:2655.28 M,virtual mem:3247.59 M,pc total mem:31.69 G,avail mem:20.13 G,used rate:36.5 %
a:3000000,2026-02-20 21:23:00.256592,pid:59836,proc mem:2743.55 M,virtual mem:3335.76 M,pc total mem:31.69 G,avail mem:19.99 G,used rate:36.9 %
a:3100000,2026-02-20 21:23:00.516807,pid:59836,proc mem:2831.66 M,virtual mem:3425.84 M,pc total mem:31.69 G,avail mem:19.91 G,used rate:37.2 %
a:3200000,2026-02-20 21:23:00.771955,pid:59836,proc mem:2919.91 M,virtual mem:3514.01 M,pc total mem:31.69 G,avail mem:19.80 G,used rate:37.5 %
a:3300000,2026-02-20 21:23:01.238698,pid:59836,proc mem:3008.09 M,virtual mem:3601.18 M,pc total mem:31.69 G,avail mem:19.72 G,used rate:37.8 %
a:3400000,2026-02-20 21:23:01.489107,pid:59836,proc mem:3096.28 M,virtual mem:3688.35 M,pc total mem:31.69 G,avail mem:19.65 G,used rate:38.0 %
a:3500000,2026-02-20 21:23:01.745513,pid:59836,proc mem:3184.47 M,virtual mem:3779.80 M,pc total mem:31.69 G,avail mem:19.60 G,used rate:38.2 %
a:3600000,2026-02-20 21:23:01.992739,pid:59836,proc mem:3272.66 M,virtual mem:3866.97 M,pc total mem:31.69 G,avail mem:19.51 G,used rate:38.4 %
a:3700000,2026-02-20 21:23:02.468874,pid:59836,proc mem:3360.84 M,virtual mem:3955.14 M,pc total mem:31.69 G,avail mem:19.42 G,used rate:38.7 %
a:3800000,2026-02-20 21:23:02.717221,pid:59836,proc mem:3449.08 M,virtual mem:4042.31 M,pc total mem:31.69 G,avail mem:19.34 G,used rate:39.0 %
a:3900000,2026-02-20 21:23:03.158191,pid:59836,proc mem:3537.30 M,virtual mem:4134.18 M,pc total mem:31.69 G,avail mem:19.28 G,used rate:39.2 %
a:4000000,2026-02-20 21:23:03.686948,pid:59836,proc mem:3625.49 M,virtual mem:4221.35 M,pc total mem:31.69 G,avail mem:19.19 G,used rate:39.4 %
a:4100000,2026-02-20 21:23:03.937555,pid:59836,proc mem:3713.68 M,virtual mem:4308.52 M,pc total mem:31.69 G,avail mem:19.11 G,used rate:39.7 %
a:4200000,2026-02-20 21:23:04.193550,pid:59836,proc mem:3801.91 M,virtual mem:4396.69 M,pc total mem:31.69 G,avail mem:19.03 G,used rate:40.0 %
a:4300000,2026-02-20 21:23:04.443144,pid:59836,proc mem:3890.11 M,virtual mem:4483.86 M,pc total mem:31.69 G,avail mem:18.94 G,used rate:40.2 %
a:4400000,2026-02-20 21:23:04.977385,pid:59836,proc mem:3978.24 M,virtual mem:4576.18 M,pc total mem:31.69 G,avail mem:18.84 G,used rate:40.5 %
a:4500000,2026-02-20 21:23:05.254093,pid:59836,proc mem:4066.46 M,virtual mem:4663.35 M,pc total mem:31.69 G,avail mem:18.77 G,used rate:40.8 %
a:4600000,2026-02-20 21:23:05.544819,pid:59836,proc mem:4154.64 M,virtual mem:4751.52 M,pc total mem:31.69 G,avail mem:18.67 G,used rate:41.1 %
a:4700000,2026-02-20 21:23:05.810030,pid:59836,proc mem:4243.26 M,virtual mem:4839.08 M,pc total mem:31.69 G,avail mem:18.60 G,used rate:41.3 %
a:4800000,2026-02-20 21:23:06.364516,pid:59836,proc mem:4331.46 M,virtual mem:4926.25 M,pc total mem:31.69 G,avail mem:18.53 G,used rate:41.5 %
a:4900000,2026-02-20 21:23:06.620546,pid:59836,proc mem:4419.61 M,virtual mem:5019.09 M,pc total mem:31.69 G,avail mem:18.45 G,used rate:41.8 %
a:5000000,2026-02-20 21:23:06.870312,pid:59836,proc mem:4507.86 M,virtual mem:5106.26 M,pc total mem:31.69 G,avail mem:18.35 G,used rate:42.1 %
a:5100000,2026-02-20 21:23:07.800732,pid:59836,proc mem:4596.04 M,virtual mem:5194.43 M,pc total mem:31.69 G,avail mem:17.40 G,used rate:45.1 %
a:5200000,2026-02-20 21:23:08.594937,pid:59836,proc mem:4684.22 M,virtual mem:5281.60 M,pc total mem:31.69 G,avail mem:16.61 G,used rate:47.6 %
a:5300000,2026-02-20 21:23:09.287995,pid:59836,proc mem:4772.41 M,virtual mem:5369.77 M,pc total mem:31.69 G,avail mem:17.15 G,used rate:45.9 %
a:5400000,2026-02-20 21:23:09.998317,pid:59836,proc mem:4860.59 M,virtual mem:5456.94 M,pc total mem:31.69 G,avail mem:17.06 G,used rate:46.2 %
a:5500000,2026-02-20 21:23:11.698875,pid:59836,proc mem:4948.79 M,virtual mem:5550.37 M,pc total mem:31.69 G,avail mem:16.97 G,used rate:46.4 %
a:5600000,2026-02-20 21:23:12.438194,pid:59836,proc mem:5036.98 M,virtual mem:5637.53 M,pc total mem:31.69 G,avail mem:16.92 G,used rate:46.6 %
a:5700000,2026-02-20 21:23:13.134955,pid:59836,proc mem:5125.23 M,virtual mem:5724.70 M,pc total mem:31.69 G,avail mem:16.84 G,used rate:46.9 %
a:5800000,2026-02-20 21:23:14.812479,pid:59836,proc mem:5213.38 M,virtual mem:5812.88 M,pc total mem:31.69 G,avail mem:17.67 G,used rate:44.2 %
a:5900000,2026-02-20 21:23:15.421810,pid:59836,proc mem:5301.65 M,virtual mem:5900.04 M,pc total mem:31.69 G,avail mem:17.59 G,used rate:44.5 %
a:6000000,2026-02-20 21:23:15.692282,pid:59836,proc mem:5389.78 M,virtual mem:5988.21 M,pc total mem:31.69 G,avail mem:17.50 G,used rate:44.8 %
a:6100000,2026-02-20 21:23:15.942169,pid:59836,proc mem:5478.02 M,virtual mem:6075.39 M,pc total mem:31.69 G,avail mem:17.41 G,used rate:45.1 %
a:6200000,2026-02-20 21:23:16.603866,pid:59836,proc mem:5566.18 M,virtual mem:6169.48 M,pc total mem:31.69 G,avail mem:17.32 G,used rate:45.3 %
a:6300000,2026-02-20 21:23:16.968260,pid:59836,proc mem:5654.36 M,virtual mem:6256.64 M,pc total mem:31.69 G,avail mem:17.24 G,used rate:45.6 %
a:6400000,2026-02-20 21:23:17.461962,pid:59836,proc mem:5742.61 M,virtual mem:6343.81 M,pc total mem:31.69 G,avail mem:17.14 G,used rate:45.9 %
a:6500000,2026-02-20 21:23:17.748446,pid:59836,proc mem:5830.79 M,virtual mem:6431.98 M,pc total mem:31.69 G,avail mem:17.04 G,used rate:46.2 %
a:6600000,2026-02-20 21:23:18.394158,pid:59836,proc mem:5918.98 M,virtual mem:6519.16 M,pc total mem:31.69 G,avail mem:16.96 G,used rate:46.5 %
a:6700000,2026-02-20 21:23:18.657759,pid:59836,proc mem:6007.16 M,virtual mem:6607.33 M,pc total mem:31.69 G,avail mem:16.87 G,used rate:46.8 %
a:6800000,2026-02-20 21:23:18.906937,pid:59836,proc mem:6095.41 M,virtual mem:6694.50 M,pc total mem:31.69 G,avail mem:16.79 G,used rate:47.0 %
a:6900000,2026-02-20 21:23:19.269231,pid:59836,proc mem:6183.62 M,virtual mem:6782.67 M,pc total mem:31.69 G,avail mem:16.69 G,used rate:47.4 %
a:7000000,2026-02-20 21:23:21.075951,pid:59836,proc mem:6271.78 M,virtual mem:6876.48 M,pc total mem:31.69 G,avail mem:13.35 G,used rate:57.9 %
a:7100000,2026-02-20 21:23:21.865996,pid:59836,proc mem:6359.96 M,virtual mem:6963.65 M,pc total mem:31.69 G,avail mem:12.50 G,used rate:60.5 %
a:7200000,2026-02-20 21:23:22.586181,pid:59836,proc mem:6448.13 M,virtual mem:7051.82 M,pc total mem:31.69 G,avail mem:14.04 G,used rate:55.7 %
a:7300000,2026-02-20 21:23:23.877954,pid:59836,proc mem:6536.33 M,virtual mem:7139.00 M,pc total mem:31.69 G,avail mem:13.98 G,used rate:55.9 %
a:7400000,2026-02-20 21:23:24.142911,pid:59836,proc mem:6624.58 M,virtual mem:7227.17 M,pc total mem:31.69 G,avail mem:13.91 G,used rate:56.1 %
a:7500000,2026-02-20 21:23:24.390269,pid:59836,proc mem:6712.77 M,virtual mem:7314.34 M,pc total mem:31.69 G,avail mem:13.82 G,used rate:56.4 %
a:7600000,2026-02-20 21:23:24.641550,pid:59836,proc mem:6800.95 M,virtual mem:7402.51 M,pc total mem:31.69 G,avail mem:13.74 G,used rate:56.7 %
a:7700000,2026-02-20 21:23:25.444465,pid:59836,proc mem:6889.13 M,virtual mem:7489.68 M,pc total mem:31.69 G,avail mem:13.65 G,used rate:56.9 %
a:7800000,2026-02-20 21:23:26.189132,pid:59836,proc mem:6977.38 M,virtual mem:7577.85 M,pc total mem:31.69 G,avail mem:13.57 G,used rate:57.2 %
a:7900000,2026-02-20 21:23:26.935596,pid:59836,proc mem:7065.53 M,virtual mem:7672.50 M,pc total mem:31.69 G,avail mem:13.48 G,used rate:57.5 %
a:8000000,2026-02-20 21:23:27.663029,pid:59836,proc mem:7153.82 M,virtual mem:7759.67 M,pc total mem:31.69 G,avail mem:13.40 G,used rate:57.7 %
a:8100000,2026-02-20 21:23:29.761376,pid:59836,proc mem:7241.95 M,virtual mem:7847.84 M,pc total mem:31.69 G,avail mem:13.36 G,used rate:57.9 %
a:8200000,2026-02-20 21:23:30.457462,pid:59836,proc mem:7330.13 M,virtual mem:7935.01 M,pc total mem:31.69 G,avail mem:13.27 G,used rate:58.1 %
a:8300000,2026-02-20 21:23:31.160746,pid:59836,proc mem:7418.31 M,virtual mem:8023.18 M,pc total mem:31.69 G,avail mem:13.18 G,used rate:58.4 %
a:8400000,2026-02-20 21:23:31.925335,pid:59836,proc mem:7506.50 M,virtual mem:8110.35 M,pc total mem:31.69 G,avail mem:13.09 G,used rate:58.7 %
a:8500000,2026-02-20 21:23:34.032652,pid:59836,proc mem:7594.76 M,virtual mem:8198.53 M,pc total mem:31.69 G,avail mem:13.01 G,used rate:58.9 %
a:8600000,2026-02-20 21:23:34.750012,pid:59836,proc mem:7682.96 M,virtual mem:8285.70 M,pc total mem:31.69 G,avail mem:12.93 G,used rate:59.2 %
a:8700000,2026-02-20 21:23:35.458517,pid:59836,proc mem:7771.12 M,virtual mem:8372.87 M,pc total mem:31.69 G,avail mem:12.84 G,used rate:59.5 %
a:8800000,2026-02-20 21:23:37.497060,pid:59836,proc mem:7859.33 M,virtual mem:8469.45 M,pc total mem:31.69 G,avail mem:15.34 G,used rate:51.6 %
a:8900000,2026-02-20 21:23:37.753866,pid:59836,proc mem:7947.51 M,virtual mem:8556.62 M,pc total mem:31.69 G,avail mem:15.26 G,used rate:51.8 %
a:9000000,2026-02-20 21:23:38.002463,pid:59836,proc mem:8035.70 M,virtual mem:8644.79 M,pc total mem:31.69 G,avail mem:15.17 G,used rate:52.1 %
a:9100000,2026-02-20 21:23:38.245353,pid:59836,proc mem:8123.95 M,virtual mem:8731.96 M,pc total mem:31.69 G,avail mem:15.09 G,used rate:52.4 %
a:9200000,2026-02-20 21:23:39.040288,pid:59836,proc mem:8212.12 M,virtual mem:8820.13 M,pc total mem:31.69 G,avail mem:15.01 G,used rate:52.7 %
a:9300000,2026-02-20 21:23:39.289194,pid:59836,proc mem:8300.31 M,virtual mem:8907.30 M,pc total mem:31.69 G,avail mem:14.92 G,used rate:52.9 %
a:9400000,2026-02-20 21:23:39.538153,pid:59836,proc mem:8389.25 M,virtual mem:8995.23 M,pc total mem:31.69 G,avail mem:14.83 G,used rate:53.2 %
a:9500000,2026-02-20 21:23:39.785127,pid:59836,proc mem:8477.43 M,virtual mem:9083.40 M,pc total mem:31.69 G,avail mem:14.74 G,used rate:53.5 %
a:9600000,2026-02-20 21:23:40.608981,pid:59836,proc mem:8565.68 M,virtual mem:9170.57 M,pc total mem:31.69 G,avail mem:14.65 G,used rate:53.8 %
a:9700000,2026-02-20 21:23:40.852282,pid:59836,proc mem:8653.88 M,virtual mem:9258.75 M,pc total mem:31.69 G,avail mem:14.57 G,used rate:54.0 %
a:9800000,2026-02-20 21:23:41.097222,pid:59836,proc mem:8742.05 M,virtual mem:9345.91 M,pc total mem:31.69 G,avail mem:14.48 G,used rate:54.3 %
a:9900000,2026-02-20 21:23:41.357308,pid:59836,proc mem:8830.21 M,virtual mem:9443.55 M,pc total mem:31.69 G,avail mem:14.39 G,used rate:54.6 %
a:10000000,2026-02-20 21:23:42.212274,pid:59836,proc mem:8918.45 M,virtual mem:9530.72 M,pc total mem:31.69 G,avail mem:14.31 G,used rate:54.8 %
a:10100000,2026-02-20 21:23:42.457376,pid:59836,proc mem:9006.64 M,virtual mem:9618.89 M,pc total mem:31.69 G,avail mem:14.23 G,used rate:55.1 %
a:10200000,2026-02-20 21:23:42.709343,pid:59836,proc mem:9094.82 M,virtual mem:9706.06 M,pc total mem:31.69 G,avail mem:14.14 G,used rate:55.4 %
a:10300000,2026-02-20 21:23:42.952682,pid:59836,proc mem:9183.01 M,virtual mem:9793.23 M,pc total mem:31.69 G,avail mem:14.05 G,used rate:55.7 %
a:10400000,2026-02-20 21:23:43.826164,pid:59836,proc mem:9271.25 M,virtual mem:9881.40 M,pc total mem:31.69 G,avail mem:14.01 G,used rate:55.8 %
a:10500000,2026-02-20 21:23:44.069861,pid:59836,proc mem:9359.44 M,virtual mem:9968.57 M,pc total mem:31.69 G,avail mem:13.93 G,used rate:56.1 %
a:10600000,2026-02-20 21:23:44.312640,pid:59836,proc mem:9447.62 M,virtual mem:10056.74 M,pc total mem:31.69 G,avail mem:13.84 G,used rate:56.3 %
a:10700000,2026-02-20 21:23:44.558716,pid:59836,proc mem:9535.84 M,virtual mem:10143.91 M,pc total mem:31.69 G,avail mem:13.75 G,used rate:56.6 %
a:10800000,2026-02-20 21:23:45.467746,pid:59836,proc mem:9624.00 M,virtual mem:10232.09 M,pc total mem:31.69 G,avail mem:13.66 G,used rate:56.9 %
a:10900000,2026-02-20 21:23:45.711919,pid:59836,proc mem:9712.24 M,virtual mem:10319.26 M,pc total mem:31.69 G,avail mem:13.57 G,used rate:57.2 %
a:11000000,2026-02-20 21:23:45.954760,pid:59836,proc mem:9800.43 M,virtual mem:10406.43 M,pc total mem:31.69 G,avail mem:13.49 G,used rate:57.4 %
a:11100000,2026-02-20 21:23:46.868115,pid:59836,proc mem:9888.61 M,virtual mem:10494.61 M,pc total mem:31.69 G,avail mem:13.41 G,used rate:57.7 %
a:11200000,2026-02-20 21:23:47.128880,pid:59836,proc mem:9976.80 M,virtual mem:10592.42 M,pc total mem:31.69 G,avail mem:13.31 G,used rate:58.0 %
a:11300000,2026-02-20 21:23:47.371647,pid:59836,proc mem:10065.00 M,virtual mem:10680.59 M,pc total mem:31.69 G,avail mem:13.23 G,used rate:58.3 %
a:11400000,2026-02-20 21:23:47.619897,pid:59836,proc mem:10153.18 M,virtual mem:10767.76 M,pc total mem:31.69 G,avail mem:13.14 G,used rate:58.5 %
a:11500000,2026-02-20 21:23:48.593205,pid:59836,proc mem:10241.42 M,virtual mem:10855.93 M,pc total mem:31.69 G,avail mem:13.06 G,used rate:58.8 %
a:11600000,2026-02-20 21:23:48.839669,pid:59836,proc mem:10329.60 M,virtual mem:10943.10 M,pc total mem:31.69 G,avail mem:12.97 G,used rate:59.1 %
a:11700000,2026-02-20 21:23:49.083243,pid:59836,proc mem:10417.79 M,virtual mem:11030.27 M,pc total mem:31.69 G,avail mem:12.88 G,used rate:59.3 %
a:11800000,2026-02-20 21:23:49.327994,pid:59836,proc mem:10505.97 M,virtual mem:11118.44 M,pc total mem:31.69 G,avail mem:12.80 G,used rate:59.6 %
a:11900000,2026-02-20 21:23:50.351857,pid:59836,proc mem:10594.11 M,virtual mem:11205.52 M,pc total mem:31.69 G,avail mem:12.73 G,used rate:59.8 %
a:12000000,2026-02-20 21:23:50.597836,pid:59836,proc mem:10682.35 M,virtual mem:11293.69 M,pc total mem:31.69 G,avail mem:12.65 G,used rate:60.1 %
a:12100000,2026-02-20 21:23:50.844742,pid:59836,proc mem:10770.53 M,virtual mem:11380.86 M,pc total mem:31.69 G,avail mem:12.56 G,used rate:60.4 %
a:12200000,2026-02-20 21:23:51.091846,pid:59836,proc mem:10858.71 M,virtual mem:11469.03 M,pc total mem:31.69 G,avail mem:12.47 G,used rate:60.6 %
a:12300000,2026-02-20 21:23:52.076393,pid:59836,proc mem:10946.90 M,virtual mem:11556.20 M,pc total mem:31.69 G,avail mem:12.40 G,used rate:60.9 %
a:12400000,2026-02-20 21:23:52.318599,pid:59836,proc mem:11035.12 M,virtual mem:11643.37 M,pc total mem:31.69 G,avail mem:12.35 G,used rate:61.0 %
a:12500000,2026-02-20 21:23:52.566952,pid:59836,proc mem:11123.29 M,virtual mem:11731.54 M,pc total mem:31.69 G,avail mem:12.27 G,used rate:61.3 %
a:12600000,2026-02-20 21:23:52.826031,pid:59836,proc mem:11211.48 M,virtual mem:11830.69 M,pc total mem:31.69 G,avail mem:12.18 G,used rate:61.6 %
a:12700000,2026-02-20 21:23:53.856408,pid:59836,proc mem:11299.73 M,virtual mem:11918.86 M,pc total mem:31.69 G,avail mem:12.09 G,used rate:61.8 %
a:12800000,2026-02-20 21:23:54.102855,pid:59836,proc mem:11387.91 M,virtual mem:12006.03 M,pc total mem:31.69 G,avail mem:12.07 G,used rate:61.9 %
a:12900000,2026-02-20 21:23:54.345439,pid:59836,proc mem:11476.10 M,virtual mem:12094.20 M,pc total mem:31.69 G,avail mem:12.04 G,used rate:62.0 %
a:13000000,2026-02-20 21:23:54.592176,pid:59836,proc mem:11564.28 M,virtual mem:12181.37 M,pc total mem:31.69 G,avail mem:11.97 G,used rate:62.2 %
a:13100000,2026-02-20 21:23:55.674993,pid:59836,proc mem:11652.47 M,virtual mem:12269.55 M,pc total mem:31.69 G,avail mem:12.05 G,used rate:62.0 %
a:13200000,2026-02-20 21:23:55.919218,pid:59836,proc mem:11740.72 M,virtual mem:12356.72 M,pc total mem:31.69 G,avail mem:11.96 G,used rate:62.3 %
a:13300000,2026-02-20 21:23:56.163684,pid:59836,proc mem:11828.90 M,virtual mem:12443.89 M,pc total mem:31.69 G,avail mem:11.88 G,used rate:62.5 %
a:13400000,2026-02-20 21:23:56.403753,pid:59836,proc mem:11917.09 M,virtual mem:12532.06 M,pc total mem:31.69 G,avail mem:11.79 G,used rate:62.8 %
a:13500000,2026-02-20 21:23:57.472991,pid:59836,proc mem:12005.27 M,virtual mem:12619.23 M,pc total mem:31.69 G,avail mem:11.70 G,used rate:63.1 %
a:13600000,2026-02-20 21:23:57.720528,pid:59836,proc mem:12093.52 M,virtual mem:12707.40 M,pc total mem:31.69 G,avail mem:11.61 G,used rate:63.4 %
a:13700000,2026-02-20 21:23:57.964861,pid:59836,proc mem:12181.70 M,virtual mem:12794.57 M,pc total mem:31.69 G,avail mem:11.53 G,used rate:63.6 %
a:13800000,2026-02-20 21:23:58.209351,pid:59836,proc mem:12269.88 M,virtual mem:12882.75 M,pc total mem:31.69 G,avail mem:11.45 G,used rate:63.9 %
a:13900000,2026-02-20 21:23:59.283022,pid:59836,proc mem:12358.07 M,virtual mem:12969.91 M,pc total mem:31.69 G,avail mem:11.36 G,used rate:64.2 %
a:14000000,2026-02-20 21:23:59.526985,pid:59836,proc mem:12446.25 M,virtual mem:13057.09 M,pc total mem:31.69 G,avail mem:11.27 G,used rate:64.4 %
a:14100000,2026-02-20 21:23:59.791226,pid:59836,proc mem:12534.46 M,virtual mem:13158.73 M,pc total mem:31.69 G,avail mem:11.18 G,used rate:64.7 %
a:14200000,2026-02-20 21:24:00.923814,pid:59836,proc mem:12622.65 M,virtual mem:13245.90 M,pc total mem:31.69 G,avail mem:11.10 G,used rate:65.0 %
a:14300000,2026-02-20 21:24:01.165606,pid:59836,proc mem:12710.83 M,virtual mem:13334.07 M,pc total mem:31.69 G,avail mem:11.01 G,used rate:65.3 %
a:14400000,2026-02-20 21:24:01.407668,pid:59836,proc mem:12799.08 M,virtual mem:13421.24 M,pc total mem:31.69 G,avail mem:10.93 G,used rate:65.5 %
a:14500000,2026-02-20 21:24:01.654009,pid:59836,proc mem:12887.27 M,virtual mem:13509.41 M,pc total mem:31.69 G,avail mem:10.84 G,used rate:65.8 %
a:14600000,2026-02-20 21:24:02.817850,pid:59836,proc mem:12975.45 M,virtual mem:13596.58 M,pc total mem:31.69 G,avail mem:10.75 G,used rate:66.1 %
a:14700000,2026-02-20 21:24:03.061144,pid:59836,proc mem:13063.63 M,virtual mem:13683.75 M,pc total mem:31.69 G,avail mem:10.67 G,used rate:66.3 %
a:14800000,2026-02-20 21:24:03.306108,pid:59836,proc mem:13151.88 M,virtual mem:13771.93 M,pc total mem:31.69 G,avail mem:10.58 G,used rate:66.6 %
a:14900000,2026-02-20 21:24:03.547369,pid:59836,proc mem:13240.06 M,virtual mem:13859.09 M,pc total mem:31.69 G,avail mem:10.49 G,used rate:66.9 %
a:15000000,2026-02-20 21:24:04.737613,pid:59836,proc mem:13328.25 M,virtual mem:13947.27 M,pc total mem:31.69 G,avail mem:10.43 G,used rate:67.1 %
a:15100000,2026-02-20 21:24:04.984934,pid:59836,proc mem:13416.44 M,virtual mem:14034.44 M,pc total mem:31.69 G,avail mem:10.35 G,used rate:67.4 %
a:15200000,2026-02-20 21:24:05.226484,pid:59836,proc mem:13504.62 M,virtual mem:14122.61 M,pc total mem:31.69 G,avail mem:10.26 G,used rate:67.6 %
a:15300000,2026-02-20 21:24:05.467326,pid:59836,proc mem:13592.86 M,virtual mem:14209.78 M,pc total mem:31.69 G,avail mem:10.17 G,used rate:67.9 %
a:15400000,2026-02-20 21:24:06.670174,pid:59836,proc mem:13681.04 M,virtual mem:14297.95 M,pc total mem:31.69 G,avail mem:10.09 G,used rate:68.2 %
a:15500000,2026-02-20 21:24:06.922128,pid:59836,proc mem:13769.23 M,virtual mem:14385.13 M,pc total mem:31.69 G,avail mem:10.00 G,used rate:68.4 %
a:15600000,2026-02-20 21:24:07.163989,pid:59836,proc mem:13857.41 M,virtual mem:14472.30 M,pc total mem:31.69 G,avail mem:9.92 G,used rate:68.7 %
a:15700000,2026-02-20 21:24:07.407213,pid:59836,proc mem:13945.60 M,virtual mem:14560.47 M,pc total mem:31.69 G,avail mem:9.83 G,used rate:69.0 %
a:15800000,2026-02-20 21:24:08.621504,pid:59836,proc mem:14033.85 M,virtual mem:14647.64 M,pc total mem:31.69 G,avail mem:9.74 G,used rate:69.3 %
a:15900000,2026-02-20 21:24:08.892503,pid:59836,proc mem:14122.02 M,virtual mem:14750.97 M,pc total mem:31.69 G,avail mem:9.65 G,used rate:69.5 %
a:16000000,2026-02-20 21:24:09.135751,pid:59836,proc mem:14210.20 M,virtual mem:14838.14 M,pc total mem:31.69 G,avail mem:9.57 G,used rate:69.8 %
a:16100000,2026-02-20 21:24:09.382287,pid:59836,proc mem:14298.38 M,virtual mem:14926.31 M,pc total mem:31.69 G,avail mem:9.48 G,used rate:70.1 %
a:16200000,2026-02-20 21:24:10.636219,pid:59836,proc mem:14386.67 M,virtual mem:15013.48 M,pc total mem:31.69 G,avail mem:9.50 G,used rate:70.0 %
a:16300000,2026-02-20 21:24:10.886107,pid:59836,proc mem:14474.81 M,virtual mem:15100.65 M,pc total mem:31.69 G,avail mem:9.41 G,used rate:70.3 %
a:16400000,2026-02-20 21:24:11.133559,pid:59836,proc mem:14563.00 M,virtual mem:15188.82 M,pc total mem:31.69 G,avail mem:9.33 G,used rate:70.6 %
a:16500000,2026-02-20 21:24:11.376149,pid:59836,proc mem:14651.18 M,virtual mem:15275.99 M,pc total mem:31.69 G,avail mem:9.24 G,used rate:70.8 %
a:16600000,2026-02-20 21:24:12.638683,pid:59836,proc mem:14739.36 M,virtual mem:15364.17 M,pc total mem:31.69 G,avail mem:9.15 G,used rate:71.1 %
a:16700000,2026-02-20 21:24:12.887203,pid:59836,proc mem:14827.61 M,virtual mem:15451.34 M,pc total mem:31.69 G,avail mem:9.07 G,used rate:71.4 %
a:16800000,2026-02-20 21:24:13.131551,pid:59836,proc mem:14915.80 M,virtual mem:15539.51 M,pc total mem:31.69 G,avail mem:8.98 G,used rate:71.7 %
a:16900000,2026-02-20 21:24:13.374176,pid:59836,proc mem:15003.98 M,virtual mem:15626.68 M,pc total mem:31.69 G,avail mem:8.89 G,used rate:71.9 %
a:17000000,2026-02-20 21:24:14.655320,pid:59836,proc mem:15092.16 M,virtual mem:15713.85 M,pc total mem:31.69 G,avail mem:8.81 G,used rate:72.2 %
a:17100000,2026-02-20 21:24:14.900345,pid:59836,proc mem:15180.36 M,virtual mem:15802.02 M,pc total mem:31.69 G,avail mem:8.72 G,used rate:72.5 %
a:17200000,2026-02-20 21:24:15.172605,pid:59836,proc mem:15268.59 M,virtual mem:15889.19 M,pc total mem:31.69 G,avail mem:8.62 G,used rate:72.8 %
a:17300000,2026-02-20 21:24:15.419070,pid:59836,proc mem:15356.78 M,virtual mem:15977.36 M,pc total mem:31.69 G,avail mem:8.55 G,used rate:73.0 %
a:17400000,2026-02-20 21:24:16.747986,pid:59836,proc mem:15444.96 M,virtual mem:16064.53 M,pc total mem:31.69 G,avail mem:8.46 G,used rate:73.3 %
a:17500000,2026-02-20 21:24:17.005630,pid:59836,proc mem:15533.14 M,virtual mem:16152.70 M,pc total mem:31.69 G,avail mem:8.39 G,used rate:73.5 %
a:17600000,2026-02-20 21:24:17.254842,pid:59836,proc mem:15621.39 M,virtual mem:16239.88 M,pc total mem:31.69 G,avail mem:8.35 G,used rate:73.7 %
a:17700000,2026-02-20 21:24:17.502406,pid:59836,proc mem:15709.54 M,virtual mem:16327.04 M,pc total mem:31.69 G,avail mem:8.29 G,used rate:73.8 %
a:17800000,2026-02-20 21:24:18.889670,pid:59836,proc mem:15797.77 M,virtual mem:16415.22 M,pc total mem:31.69 G,avail mem:8.21 G,used rate:74.1 %
a:17900000,2026-02-20 21:24:19.174794,pid:59836,proc mem:15885.95 M,virtual mem:16519.44 M,pc total mem:31.69 G,avail mem:8.12 G,used rate:74.4 %
a:18000000,2026-02-20 21:24:19.415916,pid:59836,proc mem:15974.17 M,virtual mem:16607.61 M,pc total mem:31.69 G,avail mem:8.04 G,used rate:74.6 %
a:18100000,2026-02-20 21:24:20.790951,pid:59836,proc mem:16062.38 M,virtual mem:16694.78 M,pc total mem:31.69 G,avail mem:7.95 G,used rate:74.9 %
a:18200000,2026-02-20 21:24:21.044497,pid:59836,proc mem:16150.52 M,virtual mem:16782.95 M,pc total mem:31.69 G,avail mem:7.86 G,used rate:75.2 %
a:18300000,2026-02-20 21:24:21.288118,pid:59836,proc mem:16238.75 M,virtual mem:16870.12 M,pc total mem:31.69 G,avail mem:7.78 G,used rate:75.4 %
a:18400000,2026-02-20 21:24:21.535020,pid:59836,proc mem:16326.93 M,virtual mem:16958.29 M,pc total mem:31.69 G,avail mem:7.69 G,used rate:75.7 %
a:18500000,2026-02-20 21:24:22.957211,pid:59836,proc mem:16415.11 M,virtual mem:17045.46 M,pc total mem:31.69 G,avail mem:7.60 G,used rate:76.0 %
a:18600000,2026-02-20 21:24:23.209278,pid:59836,proc mem:16503.36 M,virtual mem:17132.63 M,pc total mem:31.69 G,avail mem:7.50 G,used rate:76.3 %
a:18700000,2026-02-20 21:24:23.456151,pid:59836,proc mem:16591.74 M,virtual mem:17220.98 M,pc total mem:31.69 G,avail mem:7.42 G,used rate:76.6 %
a:18800000,2026-02-20 21:24:23.704836,pid:59836,proc mem:16679.92 M,virtual mem:17308.15 M,pc total mem:31.69 G,avail mem:7.33 G,used rate:76.9 %
a:18900000,2026-02-20 21:24:25.152817,pid:59836,proc mem:16768.11 M,virtual mem:17396.33 M,pc total mem:31.69 G,avail mem:7.24 G,used rate:77.1 %
a:19000000,2026-02-20 21:24:25.407418,pid:59836,proc mem:16856.29 M,virtual mem:17483.50 M,pc total mem:31.69 G,avail mem:7.17 G,used rate:77.4 %
a:19100000,2026-02-20 21:24:25.652909,pid:59836,proc mem:16944.53 M,virtual mem:17571.67 M,pc total mem:31.69 G,avail mem:7.08 G,used rate:77.7 %
a:19200000,2026-02-20 21:24:25.913479,pid:59836,proc mem:17032.71 M,virtual mem:17658.84 M,pc total mem:31.69 G,avail mem:6.96 G,used rate:78.0 %
a:19300000,2026-02-20 21:24:27.466824,pid:59836,proc mem:17120.90 M,virtual mem:17746.01 M,pc total mem:31.69 G,avail mem:6.89 G,used rate:78.3 %
a:19400000,2026-02-20 21:24:27.714263,pid:59836,proc mem:17209.08 M,virtual mem:17834.18 M,pc total mem:31.69 G,avail mem:6.82 G,used rate:78.5 %
a:19500000,2026-02-20 21:24:27.966582,pid:59836,proc mem:17297.27 M,virtual mem:17921.35 M,pc total mem:31.69 G,avail mem:6.74 G,used rate:78.7 %
a:19600000,2026-02-20 21:24:28.219402,pid:59836,proc mem:17385.52 M,virtual mem:18009.52 M,pc total mem:31.69 G,avail mem:6.65 G,used rate:79.0 %
a:19700000,2026-02-20 21:24:29.712408,pid:59836,proc mem:17473.70 M,virtual mem:18096.70 M,pc total mem:31.69 G,avail mem:6.57 G,used rate:79.3 %
a:19800000,2026-02-20 21:24:29.970815,pid:59836,proc mem:17561.88 M,virtual mem:18184.87 M,pc total mem:31.69 G,avail mem:6.48 G,used rate:79.6 %
a:19900000,2026-02-20 21:24:30.235359,pid:59836,proc mem:17650.07 M,virtual mem:18272.04 M,pc total mem:31.69 G,avail mem:6.39 G,used rate:79.8 %
a:20000000,2026-02-20 21:24:30.500934,pid:59836,proc mem:17738.36 M,virtual mem:18359.21 M,pc total mem:31.69 G,avail mem:6.30 G,used rate:80.1 %
2026-02-20 21:24:30.501248,pid:59836,proc mem:17738.36 M,virtual mem:18359.21 M,pc total mem:31.69 G,avail mem:6.30 G,used rate:80.1 %
Write 20000000 items to CSV_20260220212445618554.csv,2026-02-20 21:25:41.844128,pid:59836,proc mem:19266.43 M,virtual mem:19891.49 M,pc total mem:31.69 G,avail mem:5.13 G,used rate:83.8 %