---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-46565 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 2.1M 3.2G 1% /run /dev/vda1 155G 15G 141G 10% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 12K 3.2G 1% /run/user/1001 shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/c5e7ccea149210846185450196f726272feca5a251ca7e0d002c3e6907a200ab/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/2b3abc3e997975b56f124f52a4a345aa225d1cc0aba57ccefd2e04cb29a9965d/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/e2fce2aa9e6474c1c63ac2e1343467e329a4f0f1081ff7764b9a8239217532fa/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/706be44522d23a77853378331fb128a33a5602966201516c27ceba505395ca04/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/19e6d0c73bf13ae5486bda137286dbb6b45b242331ad72834d8a5fc83464f968/shm /dev/loop0 51M 51M 0 100% /snap/snapd/25202 /dev/loop1 67M 67M 0 100% /snap/core24/1151 /dev/loop2 20M 20M 0 100% /snap/helm/476 ---> free -m: total used free shared buff/cache available Mem: 32167 1644 23761 2 6760 30071 Swap: 0 0 0 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:38:36:d1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.217/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85756sec preferred_lft 85756sec inet6 fe80::f816:3eff:fe38:36d1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:55:af:22:f2 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:55ff:feaf:22f2/64 scope link valid_lft forever preferred_lft forever 4: flannel.1: mtu 1408 qdisc noqueue state UNKNOWN group default link/ether ee:af:12:c7:ad:b8 brd ff:ff:ff:ff:ff:ff inet 10.42.0.0/32 scope global flannel.1 valid_lft forever preferred_lft forever inet6 fe80::ecaf:12ff:fec7:adb8/64 scope link valid_lft forever preferred_lft forever 5: cni0: mtu 1408 qdisc noqueue state UP group default qlen 1000 link/ether be:0d:f1:df:75:a5 brd ff:ff:ff:ff:ff:ff inet 10.42.0.1/24 brd 10.42.0.255 scope global cni0 valid_lft forever preferred_lft forever inet6 fe80::bc0d:f1ff:fedf:75a5/64 scope link valid_lft forever preferred_lft forever 6: vethccb6af01@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 82:f8:a8:56:30:7a brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::80f8:a8ff:fe56:307a/64 scope link valid_lft forever preferred_lft forever 7: veth2872bc6d@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 82:62:b0:02:4b:a7 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::8062:b0ff:fe02:4ba7/64 scope link valid_lft forever preferred_lft forever 8: vethf6c0e4c3@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 32:fc:02:3e:a4:2f brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::30fc:2ff:fe3e:a42f/64 scope link valid_lft forever preferred_lft forever 11: veth5521077f@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 22:5d:24:ba:2d:1a brd ff:ff:ff:ff:ff:ff link-netnsid 5 inet6 fe80::205d:24ff:feba:2d1a/64 scope link valid_lft forever preferred_lft forever 12: veth43b107d4@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 9e:d1:eb:25:59:76 brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::9cd1:ebff:fe25:5976/64 scope link valid_lft forever preferred_lft forever 19: br-745fb43158da: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:84:b5:dd:c5 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-745fb43158da valid_lft forever preferred_lft forever inet6 fe80::42:84ff:feb5:ddc5/64 scope link valid_lft forever preferred_lft forever 23: veth2d18872@if22: mtu 1500 qdisc noqueue master br-745fb43158da state UP group default link/ether ca:f0:99:16:c1:e6 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::c8f0:99ff:fe16:c1e6/64 scope link valid_lft forever preferred_lft forever 25: veth4ad712b@if24: mtu 1500 qdisc noqueue master br-745fb43158da state UP group default link/ether 02:b7:fe:77:38:f5 brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::b7:feff:fe77:38f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-46565) 09/17/25 _x86_64_ (8 CPU) 13:32:18 LINUX RESTART (8 CPU) 13:33:02 tps rtps wtps bread/s bwrtn/s 13:34:01 320.89 81.51 239.38 3400.10 108511.37 13:35:01 318.21 3.82 314.40 364.07 69648.79 13:36:01 146.33 3.25 143.08 439.93 85532.94 13:37:01 101.57 2.18 99.38 136.49 68531.96 13:38:01 55.64 0.28 55.36 3.47 28151.84 13:39:01 21.68 0.02 21.66 0.13 22764.61 13:40:01 12.08 0.00 12.08 0.00 10744.74 13:41:01 3.82 0.00 3.82 0.00 95.18 13:42:01 62.76 19.90 42.86 701.48 4119.71 13:43:01 88.20 1.43 86.77 77.71 9548.82 Average: 112.77 11.12 101.65 507.50 40651.86 13:33:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:34:01 27611004 31067252 5328216 16.18 78184 3625888 2497244 7.58 1930848 2951192 284 13:35:01 26145640 31033936 6793580 20.62 130820 4854916 2798496 8.50 2229592 3958160 310188 13:36:01 25863852 31025564 7075368 21.48 133620 5217308 2576588 7.82 2274568 4293012 338304 13:37:01 25066512 30874800 7872708 23.90 148824 5810032 4295748 13.04 2620392 4683148 1888 13:38:01 24798656 30853636 8140564 24.71 177068 6020512 4104452 12.46 2835852 4724224 808 13:39:01 24793020 30848584 8146200 24.73 177176 6020836 4105192 12.46 2840376 4723900 4 13:40:01 24794496 30853060 8144724 24.73 177244 6020864 4101028 12.45 2835852 4726540 4 13:41:01 24796896 30855672 8142324 24.72 177328 6020888 4105352 12.46 2833156 4726528 796 13:42:01 24454124 30731588 8485096 25.76 185404 6210476 4219060 12.81 3000332 4881980 120144 13:43:01 24341492 30802772 8597728 26.10 189948 6362048 4155692 12.62 2940712 5027092 103532 Average: 25266569 30894686 7672651 23.29 157562 5616377 3695885 11.22 2634168 4469578 87595 13:33:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:34:01 veth5521077f 0.10 0.24 0.01 0.02 0.00 0.00 0.00 0.00 13:34:01 veth2872bc6d 0.47 1.36 0.09 0.20 0.00 0.00 0.00 0.00 13:34:01 vethccb6af01 2.51 3.69 0.82 1.33 0.00 0.00 0.00 0.00 13:34:01 veth8061618d 14.39 14.76 10.82 70.91 0.00 0.00 0.00 0.01 13:35:01 veth5521077f 0.05 0.27 0.00 0.02 0.00 0.00 0.00 0.00 13:35:01 veth2872bc6d 0.15 0.33 0.01 0.03 0.00 0.00 0.00 0.00 13:35:01 vethccb6af01 7.23 8.80 3.05 2.44 0.00 0.00 0.00 0.00 13:35:01 veth43b107d4 4.43 4.20 0.74 1.97 0.00 0.00 0.00 0.00 13:36:01 veth5521077f 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 13:36:01 veth2872bc6d 0.13 0.17 0.01 0.02 0.00 0.00 0.00 0.00 13:36:01 vethccb6af01 7.22 8.62 2.78 1.72 0.00 0.00 0.00 0.00 13:36:01 veth43b107d4 1.30 1.48 0.11 0.18 0.00 0.00 0.00 0.00 13:37:01 veth2d18872 0.27 0.52 1.00 0.05 0.00 0.00 0.00 0.00 13:37:01 veth5521077f 0.02 0.03 0.00 0.00 0.00 0.00 0.00 0.00 13:37:01 veth4ad712b 0.12 0.30 0.01 0.02 0.00 0.00 0.00 0.00 13:37:01 veth2872bc6d 0.10 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:38:01 veth2d18872 2.80 3.17 1.26 1.21 0.00 0.00 0.00 0.00 13:38:01 veth5521077f 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:38:01 veth4ad712b 0.10 0.12 0.01 0.01 0.00 0.00 0.00 0.00 13:38:01 veth2872bc6d 1.73 1.87 0.32 1.47 0.00 0.00 0.00 0.00 13:39:01 veth2d18872 0.17 0.28 0.04 0.02 0.00 0.00 0.00 0.00 13:39:01 veth5521077f 0.02 0.05 0.00 0.00 0.00 0.00 0.00 0.00 13:39:01 veth4ad712b 0.07 0.08 0.00 0.00 0.00 0.00 0.00 0.00 13:39:01 veth2872bc6d 0.82 0.83 0.09 0.59 0.00 0.00 0.00 0.00 13:40:01 veth2d18872 0.17 0.27 0.04 0.02 0.00 0.00 0.00 0.00 13:40:01 veth5521077f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 veth4ad712b 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 veth2872bc6d 0.82 0.72 0.09 0.58 0.00 0.00 0.00 0.00 13:41:01 veth2d18872 0.17 0.28 0.04 0.02 0.00 0.00 0.00 0.00 13:41:01 veth5521077f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:41:01 veth4ad712b 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 13:41:01 veth2872bc6d 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:42:01 veth2d18872 1.75 2.00 0.93 0.72 0.00 0.00 0.00 0.00 13:42:01 veth5521077f 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 13:42:01 veth4ad712b 0.13 0.18 0.01 0.01 0.00 0.00 0.00 0.00 13:42:01 veth2872bc6d 1.77 1.82 0.20 1.47 0.00 0.00 0.00 0.00 13:43:01 veth2d18872 0.17 0.27 0.04 0.02 0.00 0.00 0.00 0.00 13:43:01 veth5521077f 0.02 0.05 0.00 0.00 0.00 0.00 0.00 0.00 13:43:01 veth4ad712b 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 13:43:01 veth2872bc6d 0.08 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth2d18872 0.55 0.68 0.34 0.21 0.00 0.00 0.00 0.00 Average: veth5521077f 0.02 0.09 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth4ad712b 0.06 0.09 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth2872bc6d 0.62 0.74 0.08 0.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-46565) 09/17/25 _x86_64_ (8 CPU) 13:32:18 LINUX RESTART (8 CPU) 13:33:02 CPU %user %nice %system %iowait %steal %idle 13:34:01 all 11.95 1.19 4.66 5.60 0.08 76.52 13:34:01 0 11.75 0.00 4.44 2.89 0.07 80.85 13:34:01 1 15.71 3.36 5.28 1.15 0.12 74.38 13:34:01 2 10.23 0.02 4.51 5.12 0.09 80.04 13:34:01 3 11.55 0.00 4.79 13.56 0.07 70.04 13:34:01 4 11.10 2.02 4.49 5.93 0.10 76.37 13:34:01 5 12.18 3.80 4.76 8.04 0.09 71.14 13:34:01 6 11.27 0.31 4.95 6.74 0.07 76.67 13:34:01 7 11.89 0.00 4.02 1.41 0.07 82.61 13:35:01 all 37.29 0.00 5.67 6.08 0.48 50.48 13:35:01 0 35.57 0.00 5.25 3.18 0.08 55.92 13:35:01 1 39.14 0.00 5.96 11.76 0.17 42.97 13:35:01 2 36.59 0.00 5.34 1.84 0.10 56.13 13:35:01 3 37.87 0.00 6.00 7.88 0.12 48.12 13:35:01 4 38.55 0.00 5.54 2.52 0.12 53.27 13:35:01 5 37.74 0.00 5.79 5.85 3.04 47.58 13:35:01 6 37.11 0.00 5.55 3.56 0.10 53.69 13:35:01 7 35.67 0.00 5.95 12.09 0.10 46.18 13:36:01 all 30.70 0.22 5.74 3.35 0.12 59.86 13:36:01 0 33.40 0.71 6.52 8.05 0.12 51.21 13:36:01 1 29.10 0.20 5.93 3.91 0.10 60.75 13:36:01 2 29.30 0.00 5.03 3.12 0.12 62.43 13:36:01 3 29.44 0.00 5.20 0.32 0.12 64.92 13:36:01 4 34.06 0.02 5.93 0.14 0.19 59.67 13:36:01 5 32.24 0.00 5.58 2.39 0.10 59.69 13:36:01 6 29.00 0.02 5.61 0.57 0.08 64.72 13:36:01 7 29.08 0.83 6.11 8.26 0.10 55.61 13:37:01 all 5.13 0.00 2.46 3.12 0.07 89.22 13:37:01 0 4.97 0.00 2.65 3.54 0.07 88.78 13:37:01 1 3.93 0.00 2.01 0.13 0.15 93.77 13:37:01 2 4.44 0.00 2.08 11.68 0.07 81.74 13:37:01 3 5.77 0.00 2.61 0.34 0.07 91.23 13:37:01 4 4.58 0.00 3.96 6.12 0.07 85.27 13:37:01 5 7.77 0.00 2.31 2.20 0.05 87.67 13:37:01 6 4.24 0.00 2.02 0.89 0.07 92.79 13:37:01 7 5.37 0.00 2.04 0.08 0.05 92.45 13:38:01 all 2.70 0.00 1.27 1.64 0.06 94.33 13:38:01 0 2.55 0.00 1.59 0.03 0.07 95.76 13:38:01 1 2.52 0.00 1.12 0.12 0.05 96.19 13:38:01 2 3.58 0.00 0.90 3.05 0.05 92.42 13:38:01 3 2.57 0.00 0.96 0.59 0.05 95.84 13:38:01 4 2.58 0.00 2.01 0.15 0.07 95.18 13:38:01 5 2.67 0.00 1.17 0.45 0.07 95.64 13:38:01 6 2.78 0.00 1.42 0.74 0.08 94.98 13:38:01 7 2.40 0.00 0.97 7.95 0.08 88.60 13:39:01 all 1.15 0.00 0.40 1.10 0.05 97.30 13:39:01 0 1.35 0.00 0.53 0.00 0.07 98.05 13:39:01 1 0.95 0.00 0.35 0.00 0.05 98.65 13:39:01 2 2.78 0.00 0.35 0.05 0.05 96.77 13:39:01 3 0.59 0.00 0.17 0.00 0.02 99.23 13:39:01 4 0.77 0.00 0.43 0.00 0.03 98.77 13:39:01 5 1.00 0.00 0.49 0.02 0.08 98.41 13:39:01 6 0.79 0.00 0.44 0.02 0.03 98.73 13:39:01 7 0.97 0.00 0.43 8.76 0.03 89.80 13:40:01 all 1.07 0.00 0.38 0.56 0.06 97.93 13:40:01 0 0.80 0.00 0.40 0.00 0.05 98.75 13:40:01 1 1.07 0.00 0.43 0.02 0.05 98.43 13:40:01 2 2.73 0.00 0.38 0.00 0.07 96.82 13:40:01 3 1.09 0.00 0.43 0.00 0.05 98.43 13:40:01 4 0.57 0.00 0.22 0.00 0.05 99.16 13:40:01 5 0.85 0.00 0.40 0.00 0.07 98.68 13:40:01 6 0.75 0.00 0.38 0.00 0.07 98.80 13:40:01 7 0.65 0.00 0.38 4.48 0.08 94.40 13:41:01 all 0.89 0.00 0.40 0.01 0.05 98.65 13:41:01 0 0.65 0.00 0.42 0.00 0.05 98.88 13:41:01 1 1.57 0.00 0.54 0.02 0.08 97.79 13:41:01 2 1.48 0.00 0.48 0.00 0.05 97.98 13:41:01 3 0.53 0.00 0.37 0.00 0.03 99.06 13:41:01 4 0.72 0.00 0.40 0.07 0.07 98.75 13:41:01 5 0.67 0.00 0.33 0.00 0.05 98.95 13:41:01 6 0.80 0.00 0.40 0.00 0.07 98.73 13:41:01 7 0.67 0.00 0.28 0.03 0.03 98.98 13:42:01 all 5.77 0.00 1.03 0.48 0.08 92.63 13:42:01 0 7.69 0.00 1.37 0.23 0.07 90.63 13:42:01 1 4.80 0.00 1.27 1.72 0.05 92.16 13:42:01 2 3.49 0.00 0.80 0.45 0.07 95.19 13:42:01 3 2.83 0.00 0.65 0.13 0.03 96.35 13:42:01 4 2.13 0.00 0.82 0.20 0.07 96.78 13:42:01 5 7.60 0.00 1.09 0.32 0.23 90.76 13:42:01 6 6.76 0.00 1.07 0.29 0.07 91.82 13:42:01 7 10.87 0.00 1.19 0.49 0.07 87.39 13:43:01 all 11.19 0.00 1.08 1.21 0.08 86.43 13:43:01 0 24.96 0.00 1.30 0.32 0.05 73.37 13:43:01 1 21.83 0.00 1.55 0.53 0.12 75.96 13:43:01 2 4.40 0.00 0.95 3.33 0.07 91.25 13:43:01 3 1.15 0.00 0.49 0.08 0.05 98.23 13:43:01 4 9.31 0.00 1.04 0.70 0.07 88.88 13:43:01 5 7.85 0.00 0.93 0.05 0.10 91.06 13:43:01 6 9.07 0.00 1.06 2.01 0.12 87.75 13:43:01 7 10.89 0.00 1.30 2.66 0.08 85.07 Average: all 10.74 0.14 2.30 2.30 0.11 84.41 Average: 0 12.35 0.07 2.44 1.82 0.07 83.26 Average: 1 12.01 0.35 2.43 1.93 0.09 83.19 Average: 2 9.84 0.00 2.06 2.85 0.07 85.18 Average: 3 9.28 0.00 2.15 2.26 0.06 86.24 Average: 4 10.39 0.20 2.47 1.57 0.08 85.28 Average: 5 11.01 0.37 2.27 1.91 0.39 84.05 Average: 6 10.22 0.03 2.28 1.47 0.08 85.92 Average: 7 10.80 0.08 2.26 4.62 0.07 82.17