容器(进程)发生SWAP的原因

文章探讨容器内存QOS,指出容器使用内存受自身内存和节点内存限制。自身内存接近上限会触发内核内存回收,影响应用性能;节点内存不足会触发全局内存回收,甚至致整机异常。还通过多轮测试验证,当free page处于low和min之间会发生swap。

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引申文章的结论容器内存QOS

容器在使用内存时主要有以下两个方面的约束:
自身内存限制:当容器自身的内存(含Page Cache)接近容器上限时,会触发内核的内存回收子系统,这个过程会影响容器内应用的内存申请和释放的性能。
节点内存限制:当容器内存超卖(Memory Limit>Request)导致整机内存不足,会触发内核的全局内存回收,这个过程对性能影响较大,极端情况甚至导致整机异常。

第一部分:容器自身内存

limit_in_bytes有deployment决定,usage_in_bytes是容器不断申请的内存
在这里插入图片描述
当usage_in_bytes接近limit_in_bytes的时候,就会发生SWAP
在这里插入图片描述

第二部分:宿主机内存不足

验证结论:当free page处于low和min之间发生swap

在这里插入图片描述

Low WaterMark的值由谁决定?

vm.min_free_kbytes
This is used to force the Linux VM to keep a minimum numberof kilobytes free. The VM uses this number to compute a
watermark[WMARK_MIN] value for each lowmem zone in the system.Each lowmem zone gets a number of reserved free pages based
proportionally on its size.
Some minimal amount of memory is needed to satisfy PF_MEMALLOC allocations; if you set this to lower than 1024KB, your system will
become subtly broken, and prone to deadlock under high loads.
Setting this too high will OOM your machine instantly.

环境说明

在这里插入图片描述
在这里插入图片描述
在这里插入图片描述

master版本:kubernetes-1.20.2.2
node版本:kubelet-1.20.3.2-1

测试说明

NUMA架构下,进程使用的内存到达什么程度(本文中watermark),会出现SWAP现象

第一轮测试(interleave)

结论:free page总数为52448,low为28156时,发生SWAP(low: node0+node1+DMA32+DMA=28156),总数不是触发swap的原因

2023-08-01 13:58:07 # 发生swap

procs -----------------------memory---------------------- ---swap-- -----io---- -system-- --------cpu-------- -----timestamp-----
 r  b         swpd         free         buff        cache   si   so    bi    bo   in   cs  us  sy  id  wa  st                 CST
 1  0            0     13383900        17036      1917516    0    0     0     0 5109 4988   1   4  96   0   0 2023-08-01 13:57:12
 1  0            0     12201976        17044      1917540    0    0     0    40 6252 5057   0   4  96   0   0 2023-08-01 13:57:13
 1  0            0     11014868        17044      1917580    0    0     0     0 5941 5077   1   4  96   0   0 2023-08-01 13:57:14
 1  0            0      9826628        17044      1917580    0    0     0     4 4624 5038   1   4  96   0   0 2023-08-01 13:57:15
 1  0            0      8639280        17044      1917608    0    0     0     0 4448 4999   0   4  96   0   0 2023-08-01 13:57:16
 1  0            0      7452688        17044      1917632    0    0     0     0 4731 5085   1   4  96   0   0 2023-08-01 13:57:17
 1  0            0      6263668        17052      1917656    0    0     0    16 4591 4995   0   4  96   0   0 2023-08-01 13:57:18
 1  0            0      5075872        17052      1917688    0    0     0     0 4757 5156   0   4  96   0   0 2023-08-01 13:57:19
 1  0            0      3882124        17052      1917736    0    0     0    24 5198 5186   0   4  96   0   0 2023-08-01 13:57:20
 1  0            0      2690316        17052      1917760    0    0     0     0 5868 5139   0   4  96   0   0 2023-08-01 13:57:21
 6  0            0      1491108        17076      1917772    0    0     0   132 5128 6177   1   4  95   0   0 2023-08-01 13:57:22
 0  0            0       449544        17076      1917800    0    0     0     0 4790 4765   0   4  96   0   0 2023-08-01 13:57:23
 0  0            0       442132        17076      1917800    0    0     0     0 2931 4833   0   0 100   0   0 2023-08-01 13:57:24
 0  0            0       435732        17076      1917692    0    0     0     0 3010 4945   0   0 100   0   0 2023-08-01 13:57:25
 0  0            0       429568        17076      1917692    0    0     0     0 2794 4827   0   0 100   0   0 2023-08-01 13:57:26
 0  0            0       422872        17084      1917688    0    0     0    40 2931 4844   0   0 100   0   0 2023-08-01 13:57:27
 0  0            0       416448        17084      1917688    0    0     0     0 2880 4789   0   0 100   0   0 2023-08-01 13:57:28
 0  0            0       409988        17084      1917688    0    0     0     0 2926 4867   0   0 100   0   0 2023-08-01 13:57:29
 0  0            0       404164        17084      1917576    0    0     0     0 2892 4793   0   0 100   0   0 2023-08-01 13:57:30
 0  0            0       397724        17084      1917576    0    0     0     0 2797 4771   0   0 100   0   0 2023-08-01 13:57:31
 0  0            0       390216        17084      1917576    0    0     0     0 2939 4853   0   0 100   0   0 2023-08-01 13:57:32
 0  0            0       384532        17092      1917576    0    0     0    16 2852 4892   0   0 100   0   0 2023-08-01 13:57:33
 0  0            0       378520        17092      1917580    0    0     0     0 3294 4829   0   0 100   0   0 2023-08-01 13:57:34
 0  0            0       372896        17092      1917580    0    0     0     0 2945 4825   0   0 100   0   0 2023-08-01 13:57:35
 0  0            0       367016        17092      1917628    0    0     0     0 2925 4815   0   0 100   0   0 2023-08-01 13:57:36
 0  0            0       361992        17092      1917680    0    0     0     0 3443 4875   0   0 100   0   0 2023-08-01 13:57:37
 0  0            0       354880        17092      1917672    0    0     0     0 2869 4840   0   0 100   0   0 2023-08-01 13:57:38
 0  0            0       349452        17092      1917704    0    0     0     0 2839 4856   0   0 100   0   0 2023-08-01 13:57:39
 0  0            0       344152        17100      1917456    0    0     0    44 2811 4858   0   0 100   0   0 2023-08-01 13:57:40
 0  0            0       337628        17100      1917456    0    0     0     0 2848 4849   0   0 100   0   0 2023-08-01 13:57:41
 0  0            0       331500        17100      1917456    0    0     0     0 2903 4816   0   0 100   0   0 2023-08-01 13:57:42
 0  0            0       325144        17100      1917460    0    0     0     0 2975 4889   0   0 100   0   0 2023-08-01 13:57:43
 0  0            0       318320        17100      1917364    0    0     0     0 2886 4809   0   0 100   0   0 2023-08-01 13:57:44
 0  0            0       312924        17100      1917368    0    0     0    84 2878 4903   0   0 100   0   0 2023-08-01 13:57:45
 0  0            0       306752        17108      1917368    0    0     0    12 2890 4830   0   0 100   0   0 2023-08-01 13:57:46
 0  0            0       300328        17108      1917368    0    0     0     0 2905 4863   0   0 100   0   0 2023-08-01 13:57:47
 0  0            0       294508        17108      1917376    0    0     0     0 2858 4860   0   0 100   0   0 2023-08-01 13:57:48
 0  0            0       288516        17108      1917364    0    0     0     0 2891 4973   0   0 100   0   0 2023-08-01 13:57:49
 0  0            0       282684        17108      1917368    0    0     0     8 2810 4836   0   0 100   0   0 2023-08-01 13:57:50
 0  0            0       276884        17108      1917368    0    0     0     0 2905 4839   0   0 100   0   0 2023-08-01 13:57:51
 0  0            0       270796        17116      1917392    0    0     0    28 2846 4832   0   0 100   0   0 2023-08-01 13:57:52
 0  0            0       264736        17116      1917444    0    0     0     0 2935 4873   0   0 100   0   0 2023-08-01 13:57:53
 0  0            0       259024        17116      1917444    0    0     0     0 2923 4780   0   0 100   0   0 2023-08-01 13:57:54
 0  0            0       252824        17116      1917380    0    0     0     0 3339 4849   0   0 100   0   0 2023-08-01 13:57:55
 0  0            0       246836        17116      1917388    0    0     0     0 2918 4804   0   0 100   0   0 2023-08-01 13:57:56
 1  0            0       241476        17124      1917380    0    0     0    12 2827 4847   0   0 100   0   0 2023-08-01 13:57:57
procs -----------------------memory---------------------- ---swap-- -----io---- -system-- --------cpu-------- -----timestamp-----
 r  b         swpd         free         buff        cache   si   so    bi    bo   in   cs  us  sy  id  wa  st                 CST
 0  0            0       236292        17124      1917292    0    0     0     0 2765 4823   0   0 100   0   0 2023-08-01 13:57:58
 0  0            0       229896        17124      1917292    0    0     0     0 2873 4810   0   0 100   0   0 2023-08-01 13:57:59
 0  0            0       222036        17124      1917292    0    0     0     0 2905 4795   0   0 100   0   0 2023-08-01 13:58:00
 0  0            0       217004        17124      1917292    0    0     0     0 2935 4829   0   0 100   0   0 2023-08-01 13:58:01
 0  0            0       207496        17124      1917204    0    0     0    16 5409 7852   1   1  99   0   0 2023-08-01 13:58:02
 0  0            0       201400        17132      1917180    0    0     0    60 3004 4933   0   0 100   0   0 2023-08-01 13:58:03
 0  0            0       195388        17132      1917256    0    0     0     0 3260 4834   0   0 100   0   0 2023-08-01 13:58:04
 0  0            0       192644        17132      1917168    0    0     0    16 4280 6426   0   0  99   0   0 2023-08-01 13:58:05
 0  0            0       188004        17132      1917280    0    0     0     0 4151 6277   0   0 100   0   0 2023-08-01 13:58:06
 0  0        27400       215820        13964      1885852    0 26900    20 26900 3201 4885   0   0 100   0   0 2023-08-01 13:58:07  # 发生swap
 0  0        27400       209136        13964      1885852    0    0     0     4 2863 4814   0   0 100   0   0 2023-08-01 13:58:08
 0  0        27400       202204        13964      1885900    0    0     0     0 2797 4850   0   0 100   0   0 2023-08-01 13:58:09
 0  0        27400       197848        13972      1885964    0    0     0   232 2883 4820   0   0 100   0   0 2023-08-01 13:58:10
 0  0        27400       189532        13972      1885980    0    0     0     0 2941 4781   0   0 100   0   0 2023-08-01 13:58:11
 0  0        50176       211328        12576      1860264    0 23028     0 23028 3139 4912   0   0 100   0   0 2023-08-01 13:58:12
 0  0        50176       206004        12576      1859976    0    0     0     0 2967 4876   0   0 100   0   0 2023-08-01 13:58:13
 0  0        50176       200144        12576      1859696    0    0     0     0 2777 4813   0   0 100   0   0 2023-08-01 13:58:14
 0  0        50176       194332        12584      1859764    0    0     0    68 2887 4931   0   0 100   0   0 2023-08-01 13:58:15
 0  0        50176       189380        12584      1859828    0    0     0    64 2852 4840   0   0 100   0   0 2023-08-01 13:58:16
 0  0        74752       212952        11928      1831328    0 24252     0 24252 3122 4911   0   0 100   0   0 2023-08-01 13:58:17
 0  0        74752       207316        11928      1831392    0    0     0     0 2771 4802   0   0 100   0   0 2023-08-01 13:58:18
 0  0        74752       202036        11928      1831288    0    0     0     0 3062 5030   0   0 100   0   0 2023-08-01 13:58:19
 1  0        74752       196112        11928      1831168    0    0     0     0 3284 4873   0   0 100   0   0 2023-08-01 13:58:20
 0  0        74752       189160        11936      1830984    0    0     0    16 3317 4891   0   0 100   0   0 2023-08-01 13:58:21
 0  0        99848       212816        10760      1803260    0 25160   628 25160 3235 4946   0   0  99   0   0 2023-08-01 13:58:22
 0  0        99848       590144        10760      1803384    0    0   116     0 3030 4893   0   0  99   0   0 2023-08-01 13:58:23
 0  0        99848       591800        10760      1803384    0    0     0     0 2875 4833   0   0 100   0   0 2023-08-01 13:58:24
 0  0        99848       592112        10760      1803416    0    0     0     0 2870 4886   0   0 100   0   0 2023-08-01 13:58:25
 0  0        99848       592808        10760      1803416    0    0     0     0 2782 4787   0   0 100   0   0 2023-08-01 13:58:26
 0  0        99848       592640        10768      1803424    0    0     0    20 2874 4787   0   0 100   0   0 2023-08-01 13:58:27
 0  0        99848       592664        10768      1803424    0    0     0     0 2853 4822   0   0 100   0   0 2023-08-01 13:58:28
 0  0        99848       592460        10768      1803436    0    0     0     0 2817 4858   0   0 100   0   0 2023-08-01 13:58:29
 0  0        99848       593112        10768      1803504    0    0     0     0 2576 4763   0   0 100   0   0 2023-08-01 13:58:30
 1  0        99848       594024        10768      1803512    0    0     0     0 2638 4438   0   0 100   0   0 2023-08-01 13:58:31
 0  0        99848       593624        10768      1803544    0    0     0     0 3201 4755   0   0 100   0   0 2023-08-01 13:58:32
 0  0        99848       595256        10776      1803564    0    0     0    12 2171 4325   0   0 100   0   0 2023-08-01 13:58:33
 0  0        99848       595372        10776      1803572    0    0     0     0 2119 4239   0   0 100   0   0 2023-08-01 13:58:34

/proc/zoneinfo中node0 node1 DMA32 DMA空闲的页数

Tue Aug  1 13:57:53 CST 2023
65964
Tue Aug  1 13:57:54 CST 2023
64999
Tue Aug  1 13:57:55 CST 2023
61712
Tue Aug  1 13:57:56 CST 2023
60052
Tue Aug  1 13:57:57 CST 2023
58580
Tue Aug  1 13:57:58 CST 2023
57764
Tue Aug  1 13:57:59 CST 2023
55598
Tue Aug  1 13:58:00 CST 2023
53909
Tue Aug  1 13:58:01 CST 2023
51740
Tue Aug  1 13:58:02 CST 2023
50056
Tue Aug  1 13:58:03 CST 2023
48785
Tue Aug  1 13:58:04 CST 2023
47993
Tue Aug  1 13:58:05 CST 2023
46949
Tue Aug  1 13:58:06 CST 2023
53898
Tue Aug  1 13:58:07 CST 2023  # 发生SWAP
52448
Tue Aug  1 13:58:08 CST 2023
50937
Tue Aug  1 13:58:09 CST 2023
49264
Tue Aug  1 13:58:10 CST 2023
47729
Tue Aug  1 13:58:11 CST 2023
52992
Tue Aug  1 13:58:12 CST 2023
51267
Tue Aug  1 13:58:13 CST 2023
50188
Tue Aug  1 13:58:14 CST 2023
48618
Tue Aug  1 13:58:15 CST 2023
47499
Tue Aug  1 13:58:16 CST 2023
53599
Tue Aug  1 13:58:17 CST 2023
51806
Tue Aug  1 13:58:18 CST 2023
50648
Tue Aug  1 13:58:19 CST 2023
49179
Tue Aug  1 13:58:21 CST 2023
47701
Tue Aug  1 13:58:22 CST 2023
53519
Tue Aug  1 13:58:23 CST 2023
147874
Tue Aug  1 13:58:24 CST 2023
148143
Tue Aug  1 13:58:25 CST 2023
148130

第二次测试(interleave)

结论:free page数(node0 + node1)是触发swap的原因

node0 + node 1 watermark

  • high 33788
  • low 28156
  • min 22526

红色代表介于low和min之间的数值,黄色代表发生“换出”的时刻
在这里插入图片描述

2023-08-01 15:54:51 # 发生SWAP

procs -----------------------memory---------------------- ---swap-- -----io---- -system-- --------cpu-------- -----timestamp-----
 r  b         swpd         free         buff        cache   si   so    bi    bo   in   cs  us  sy  id  wa  st                 CST
 1  0            0       270696        13356      1911668    0    0     0    60 2889 4766   0   0 100   0   0 2023-08-01 15:54:36
 1  0            0       264680        13356      1911724    0    0     0     0 2811 4696   0   0 100   0   0 2023-08-01 15:54:37
 0  0            0       258588        13356      1911696    0    0     0     0 2802 4701   0   0 100   0   0 2023-08-01 15:54:38
 0  0            0       252884        13356      1911696    0    0     0     0 2814 4633   0   0 100   0   0 2023-08-01 15:54:39
 0  0            0       246424        13356      1911696    0    0     0     0 2881 4697   0   0 100   0   0 2023-08-01 15:54:40
 0  0            0       239936        13364      1911688    0    0     0    48 2814 4780   0   0 100   0   0 2023-08-01 15:54:41
 0  0            0       234540        13364      1911832    0    0     0     0 2800 4722   0   0 100   0   0 2023-08-01 15:54:42
 0  0            0       229276        13364      1911832    0    0     0     0 2806 4643   0   0 100   0   0 2023-08-01 15:54:43
 0  0            0       222704        13364      1911916    0    0     0     0 2916 4723   0   0 100   0   0 2023-08-01 15:54:44
 0  0            0       216220        13364      1911920    0    0     0     0 2873 4726   0   0 100   0   0 2023-08-01 15:54:45
 0  0            0       210748        13364      1911996    0    0     0    48 2775 4731   0   0 100   0   0 2023-08-01 15:54:46
 0  0            0       203924        13372      1912040    0    0    44    16 3394 5640   0   0 100   0   0 2023-08-01 15:54:47
 0  0            0       198244        13372      1912084    0    0     0     0 2831 4690   0   0 100   0   0 2023-08-01 15:54:48
 0  0            0       192572        13372      1912128    0    0     0     0 2837 4796   0   0 100   0   0 2023-08-01 15:54:49
 0  0            0       186160        13372      1912172    0    0     0     0 2783 4718   0   0 100   0   0 2023-08-01 15:54:50
 0  0        26632       209544        11664      1883588    0 26532     0 26548 3305 4756   0   0 100   0   0 2023-08-01 15:54:51  # 发生SWAP
 0  0        26632       201864        11664      1883792    0    0     0     0 2795 4653   0   0 100   0   0 2023-08-01 15:54:52
 1  0        26632       198032        11672      1883824    0    0     0    32 2894 4792   0   0 100   0   0 2023-08-01 15:54:53
 0  0        26632       191552        11672      1883816    0    0     0     0 2959 4754   0   0 100   0   0 2023-08-01 15:54:54
 0  0        26632       184904        11672      1883716    0    0     0     0 2791 4775   0   0 100   0   0 2023-08-01 15:54:55
 0  0        54272       209980        10708      1853732    0 27472     0 27472 3092 4685   0   0 100   0   0 2023-08-01 15:54:56
 0  0        54272       203704        10708      1853424    0    0     0     0 2818 4751   0   0 100   0   0 2023-08-01 15:54:57
 0  0        54272       198848        10716      1853432    0    0     0    40 2962 4751   0   0 100   0   0 2023-08-01 15:54:58
 0  0        54272       193192        10716      1853248    0    0     0     0 2874 4684   0   0 100   0   0 2023-08-01 15:54:59
 0  0        54272       187484        10716      1853208    0    0     0     0 2797 4705   0   0 100   0   0 2023-08-01 15:55:00
 0  0        83464       213928         9848      1821620    0 28948     0 28948 3185 4839   0   0 100   0   0 2023-08-01 15:55:01
 0  0        83464       206944         9848      1821620    0    0     0     0 2928 4665   0   0 100   0   0 2023-08-01 15:55:02
 0  0        83464       201428         9856      1821556    0    0     0    24 2882 4750   0   0 100   0   0 2023-08-01 15:55:03
 0  0        83464       197520         9856      1821628    0    0     0     0 2744 4730   0   0 100   0   0 2023-08-01 15:55:04
 0  0        83464       192652         9856      1821628    0    0     0     0 2780 4795   0   0 100   0   0 2023-08-01 15:55:05
 0  0        83464       185548         9856      1821628    0    0     0     0 3308 4775   0   0 100   0   0 2023-08-01 15:55:06
 1  0       113160       211432         9056      1789504    0 29696     0 29696 3340 4746   0   0  99   0   0 2023-08-01 15:55:07
 1  0       113160       205060         9064      1789560    0    0     0    28 2781 4610   0   0 100   0   0 2023-08-01 15:55:08
 0  0       113160       199376         9064      1789596    0    0     0     0 2893 4783   0   0 100   0   0 2023-08-01 15:55:09
 0  0       113160       193324         9064      1789532    0    0     0     0 2913 4715   0   0 100   0   0 2023-08-01 15:55:10
 0  0       113160       188020         9064      1789568    0    0     0     0 3182 4693   0   0 100   0   0 2023-08-01 15:55:11
 1  0       113160      4757668         9064      1789624    0    0     0     0 13473 5128   0   4  96   0   0 2023-08-01 15:55:12
 1  0       113160     10269964         9064      1789732    0    0     0     0 25454 5233   0   5  95   0   0 2023-08-01 15:55:13

第三次测试(membind & cpunodebind)

绑定node0执行程序

numactl --cpunodebind=0 --membind=0 <消耗内存>

node0 watermark

  • min 9916
  • low 12395
  • high 14874
    在这里插入图片描述
procs -----------------------memory---------------------- ---swap-- -----io---- -system-- --------cpu-------- -----timestamp-----
 r  b         swpd         free         buff        cache   si   so    bi    bo   in   cs  us  sy  id  wa  st                 CST
 0  0            0     14351512        25104      1962528    0    0     0     0 2904 4970   0   0 100   0   0 2023-08-03 09:55:30
 0  0            0     14346912        25104      1962548    0    0     0     0 2884 5065   0   0 100   0   0 2023-08-03 09:55:31
 0  0            0     14342216        25104      1962472    0    0     0     0 2837 5064   0   0 100   0   0 2023-08-03 09:55:32
 0  0            0     14334776        25112      1962464    0    0     0    16 2873 4965   0   0 100   0   0 2023-08-03 09:55:33
 0  0         6912     14342732        23108      1954964  148 6492  3500  6496 3307 5472   0   0  99   1   0 2023-08-03 09:55:34
 0  0         6912     14334836        23108      1954924  108    0   776     0 2982 5114   0   0 100   0   0 2023-08-03 09:55:35
 0  0        27648     14349636        23108      1954556  400 20736   400 20736 3332 5278   0   0 100   0   0 2023-08-03 09:55:36
 0  0        27648     14332524        23108      1954452    4    0     4     8 2823 5060   0   0 100   0   0 2023-08-03 09:55:37
 0  0        42240     14341864        23108      1953920    8 14536     8 14540 3002 5070   0   0 100   0   0 2023-08-03 09:55:38
 0  0        42240     14335856        23116      1953940    8    0     8    28 3007 5145   0   0 100   0   0 2023-08-03 09:55:39
 0  0        54784     14343760        23112      1952520   72 12524    72 12524 3110 5192   0   0 100   0   0 2023-08-03 09:55:40
 0  0        54784     14338808        23112      1952548   52    0    52     0 2982 5150   0   0 100   0   0 2023-08-03 09:55:41
 0  0        54784     14331508        23112      1952220   12    0    12     0 2939 5054   0   0 100   0   0 2023-08-03 09:55:42
 0  0        80384     14350312        23112      1951768  144 25632   144 25632 3146 5127   0   0 100   0   0 2023-08-03 09:55:43
 0  0        80384     14345308        23116      1951868   72    0    72    16 3058 5174   0   0 100   0   0 2023-08-03 09:55:44
 0  0        80384     14338244        23116      1951888   68    0    68     0 2887 5107   0   0 100   0   0 2023-08-03 09:55:45
 1  0        80384     14408156        23116      1951836    8    0    16     0 2922 5116   0   0 100   0   0 2023-08-03 09:55:46

第四次测试(membind & cpunodebind)

绑定node1执行程序

numactl --cpunodebind=1 --membind=1 <消耗内存>

node1 watermark

  • min 11347
  • low 14183
  • high 17020
    在这里插入图片描述
procs -----------------------memory---------------------- ---swap-- -----io---- -system-- --------cpu-------- -----timestamp-----
 r  b         swpd         free         buff        cache   si   so    bi    bo   in   cs  us  sy  id  wa  st                 CST
 0  0            0     14937376         3992      1882076    0    0     0     0 2870 5005   0   0 100   0   0 2023-08-03 10:14:20
 0  0            0     14930568         3992      1882096    0    0     0     0 2862 4951   0   0 100   0   0 2023-08-03 10:14:21
 0  0            0     14924452         3992      1882120    0    0     0     0 2968 4933   0   0 100   0   0 2023-08-03 10:14:22
 0  0            0     14919700         3992      1882128    0    0     0     8 2862 4914   0   0 100   0   0 2023-08-03 10:14:23
 0  0            0     14913292         3992      1882108    0    0    88     0 2925 4979   0   0 100   0   0 2023-08-03 10:14:24
 0  0            0     14906976         4000      1882208    0    0     0    32 2959 4913   0   0 100   0   0 2023-08-03 10:14:25
 3  0          776     14902496         4000      1881796    0  828     0   828 2815 4905   0   0 100   0   0 2023-08-03 10:14:26
 0  0        22024     14921620         3932      1860672    0 21084     0 21084 2964 4936   0   0 100   0   0 2023-08-03 10:14:27
 0  0        22024     14915864         3936      1860668    0    0     4    12 2810 4909   0   0 100   0   0 2023-08-03 10:14:28
 0  0        22024     14909660         3936      1860668    0    0     0     0 2834 4863   0   0 100   0   0 2023-08-03 10:14:29
 0  0        22024     14903400         3944      1860664    0    0     0    28 2938 4928   0   0 100   0   0 2023-08-03 10:14:30
 0  0        45056     14919788         3944      1837744    0 23024     0 23024 3054 4898   0   0 100   0   0 2023-08-03 10:14:31
 0  0        45056     14913600         3944      1838232    0    0     0     0 2920 4966   0   0 100   0   0 2023-08-03 10:14:32
 0  0        45056     14906076         3948      1838228    0    0     4    28 2783 4847   0   0 100   0   0 2023-08-03 10:14:33
 0  0        68608     14924196         3948      1815208    0 23560     0 23560 3062 4971   0   0 100   0   0 2023-08-03 10:14:34
 1  0        68608     14916216         3948      1815208    0    0     0     0 2833 4869   0   0 100   0   0 2023-08-03 10:14:35
 0  0        68608     14911940         3956      1815208    0    0     0    32 3265 5021   0   0 100   0   0 2023-08-03 10:14:36
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