---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-46531 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/eb417d42cd9995d123ee531fcb21738bd321af3bc163a401128b7357300cb1b9/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/5fd5d0ad6f90abd1717b16de1a85dd5910c3ac3e85c46af9646a502c8e73b6be/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/399d3b7e15cc995ed6c87ca983f70237124a71e535d579c9b392f613421e6f01/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/d5f04e380a04702f1bc6cff7292730e8dc532a95c5973d50fc6bcf2afc673f1f/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/88adbc9a221842e761b97044e5e73d7e95e80305ff83803e3570d591da63e76a/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 1627 23780 2 6759 30089 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:d5:19:bc brd ff:ff:ff:ff:ff:ff inet 10.30.107.48/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85762sec preferred_lft 85762sec inet6 fe80::f816:3eff:fed5:19bc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1e:4d:57:93 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::42:1eff:fe4d:5793/64 scope link valid_lft forever preferred_lft forever 4: flannel.1: mtu 1408 qdisc noqueue state UNKNOWN group default link/ether 5e:dd:00:b1:fa:d6 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::5cdd:ff:feb1:fad6/64 scope link valid_lft forever preferred_lft forever 5: cni0: mtu 1408 qdisc noqueue state UP group default qlen 1000 link/ether 3e:5c:a5:70:eb:5f 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::3c5c:a5ff:fe70:eb5f/64 scope link valid_lft forever preferred_lft forever 8: vethb6905045@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 1e:b9:54:68:10:6a brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::1cb9:54ff:fe68:106a/64 scope link valid_lft forever preferred_lft forever 9: vethb1e28ec6@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 1a:af:da:88:f8:88 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::18af:daff:fe88:f888/64 scope link valid_lft forever preferred_lft forever 10: vethb1a31eb2@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 6e:86:b9:b8:35:ee brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::6c86:b9ff:feb8:35ee/64 scope link valid_lft forever preferred_lft forever 13: veth64162449@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 02:95:8a:b7:45:4b brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::95:8aff:feb7:454b/64 scope link valid_lft forever preferred_lft forever 14: veth07ce21e1@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether aa:87:8a:c6:23:d3 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::a887:8aff:fec6:23d3/64 scope link valid_lft forever preferred_lft forever 19: br-f956dcefac93: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:fb:64:8e:1b brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-f956dcefac93 valid_lft forever preferred_lft forever inet6 fe80::42:fbff:fe64:8e1b/64 scope link valid_lft forever preferred_lft forever 23: vethf9b17ce@if22: mtu 1500 qdisc noqueue master br-f956dcefac93 state UP group default link/ether 92:b2:81:24:35:fb brd ff:ff:ff:ff:ff:ff link-netnsid 5 inet6 fe80::90b2:81ff:fe24:35fb/64 scope link valid_lft forever preferred_lft forever 25: vethf69fc8f@if24: mtu 1500 qdisc noqueue master br-f956dcefac93 state UP group default link/ether 6e:d8:b0:2f:d9:96 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::6cd8:b0ff:fe2f:d996/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-46531) 09/17/25 _x86_64_ (8 CPU) 12:32:31 LINUX RESTART (8 CPU) 12:33:02 tps rtps wtps bread/s bwrtn/s 12:34:01 441.81 90.56 351.25 3744.04 98517.27 12:35:01 410.50 3.22 407.28 345.88 120346.28 12:36:01 145.99 3.25 142.74 439.13 102454.39 12:37:01 110.33 0.85 109.48 128.25 55753.24 12:38:01 49.39 1.68 47.71 23.60 10206.97 12:39:01 7.05 0.02 7.03 0.13 185.70 12:40:01 3.68 0.00 3.68 0.00 121.18 12:41:01 3.35 0.00 3.35 0.00 98.50 12:42:01 41.88 19.83 22.05 686.29 1830.09 12:43:01 100.58 1.05 99.53 75.85 10423.86 Average: 130.94 11.91 119.03 538.96 39896.74 12:33:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 27802496 31111708 5136724 15.59 71564 3506100 2666204 8.09 1887764 2836612 640316 12:35:01 25132764 30132776 7806456 23.70 134436 4946384 3885936 11.80 3180304 4019052 437836 12:36:01 26411440 31032888 6527780 19.82 136392 4690012 2649864 8.04 2264136 3774252 324 12:37:01 25213392 30897084 7725828 23.45 139716 5698612 4400296 13.36 2558680 4611476 49528 12:38:01 24811112 30864416 8128108 24.68 180076 6015828 4124620 12.52 2823728 4722996 548 12:39:01 24813888 30868084 8125332 24.67 180208 6016440 4121524 12.51 2821184 4723168 104 12:40:01 24814032 30872916 8125188 24.67 180264 6016484 4143844 12.58 2815348 4727332 400 12:41:01 24816672 30875728 8122548 24.66 180336 6016512 4130544 12.54 2813328 4727336 556 12:42:01 24633116 30793904 8306104 25.22 186508 6099252 4226556 12.83 2923908 4788428 56828 12:43:01 24216888 30674024 8722332 26.48 192796 6356284 4356456 13.23 3056040 5038092 129404 Average: 25266580 30812353 7672640 23.29 158230 5536191 3870584 11.75 2714442 4396874 131584 12:33:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 vethee37a0ad 17.13 14.44 24.20 33.86 0.00 0.00 0.00 0.00 12:34:01 ens3 841.40 616.59 9795.99 91.33 0.00 0.00 0.00 0.00 12:34:01 lo 206.29 206.29 217.33 217.33 0.00 0.00 0.00 0.00 12:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 ens3 188.19 173.33 2227.41 19.68 0.00 0.00 0.00 0.00 12:35:01 veth64162449 0.15 0.48 0.01 0.04 0.00 0.00 0.00 0.00 12:35:01 lo 51.45 51.45 63.94 63.94 0.00 0.00 0.00 0.00 12:35:01 docker0 130.76 134.16 10.44 1247.96 0.00 0.00 0.00 0.00 12:36:01 ens3 28.11 21.43 603.50 2.34 0.00 0.00 0.00 0.00 12:36:01 veth64162449 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 12:36:01 lo 13.80 13.80 4.13 4.13 0.00 0.00 0.00 0.00 12:36:01 docker0 0.45 0.58 0.04 0.64 0.00 0.00 0.00 0.00 12:37:01 ens3 212.45 135.26 6105.36 11.35 0.00 0.00 0.00 0.00 12:37:01 vethf9b17ce 0.23 0.43 0.99 0.04 0.00 0.00 0.00 0.00 12:37:01 veth64162449 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 lo 16.01 16.01 4.46 4.46 0.00 0.00 0.00 0.00 12:38:01 ens3 123.63 103.75 1928.98 8.76 0.00 0.00 0.00 0.00 12:38:01 vethf9b17ce 2.82 3.20 1.26 1.21 0.00 0.00 0.00 0.00 12:38:01 veth64162449 0.02 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:38:01 lo 87.12 87.12 47.49 47.49 0.00 0.00 0.00 0.00 12:39:01 ens3 0.43 0.30 0.14 0.13 0.00 0.00 0.00 0.00 12:39:01 vethf9b17ce 0.17 0.28 0.04 0.02 0.00 0.00 0.00 0.00 12:39:01 veth64162449 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 lo 15.76 15.76 4.72 4.72 0.00 0.00 0.00 0.00 12:40:01 ens3 1.20 0.63 0.47 0.72 0.00 0.00 0.00 0.00 12:40:01 vethf9b17ce 0.15 0.25 0.04 0.02 0.00 0.00 0.00 0.00 12:40:01 veth64162449 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 18.46 18.46 5.26 5.26 0.00 0.00 0.00 0.00 12:41:01 ens3 0.28 0.13 0.06 0.08 0.00 0.00 0.00 0.00 12:41:01 vethf9b17ce 0.17 0.28 0.04 0.02 0.00 0.00 0.00 0.00 12:41:01 veth64162449 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 lo 18.04 18.04 4.97 4.97 0.00 0.00 0.00 0.00 12:42:01 ens3 23.15 20.23 243.65 5.00 0.00 0.00 0.00 0.00 12:42:01 vethf9b17ce 1.77 2.02 0.93 0.72 0.00 0.00 0.00 0.00 12:42:01 veth64162449 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 lo 74.02 74.02 37.02 37.02 0.00 0.00 0.00 0.00 12:43:01 ens3 55.72 47.31 891.23 11.62 0.00 0.00 0.00 0.00 12:43:01 vethf9b17ce 0.17 0.27 0.04 0.02 0.00 0.00 0.00 0.00 12:43:01 veth64162449 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 lo 18.55 18.55 5.62 5.62 0.00 0.00 0.00 0.00 Average: ens3 146.30 111.05 2166.93 14.97 0.00 0.00 0.00 0.00 Average: vethf9b17ce 0.55 0.67 0.33 0.21 0.00 0.00 0.00 0.00 Average: veth64162449 0.02 0.08 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 51.69 51.69 39.20 39.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-46531) 09/17/25 _x86_64_ (8 CPU) 12:32:31 LINUX RESTART (8 CPU) 12:33:02 CPU %user %nice %system %iowait %steal %idle 12:34:01 all 12.88 0.85 4.23 3.45 0.09 78.50 12:34:01 0 11.95 1.67 4.57 0.80 0.10 80.90 12:34:01 1 19.69 0.00 4.54 2.72 0.09 72.97 12:34:01 2 14.97 0.05 4.10 0.44 0.09 80.34 12:34:01 3 10.26 0.00 3.37 5.81 0.07 80.49 12:34:01 4 12.14 1.59 4.33 4.83 0.14 76.98 12:34:01 5 10.16 3.46 3.84 1.15 0.10 81.28 12:34:01 6 11.47 0.00 4.15 5.71 0.08 78.59 12:34:01 7 12.37 0.00 4.93 6.15 0.07 76.47 12:35:01 all 40.66 0.00 6.77 3.87 0.12 48.58 12:35:01 0 41.29 0.00 7.19 4.56 0.12 46.83 12:35:01 1 43.11 0.00 6.94 1.73 0.10 48.12 12:35:01 2 42.56 0.00 6.64 1.98 0.12 48.70 12:35:01 3 43.62 0.00 7.05 1.67 0.12 47.54 12:35:01 4 33.21 0.00 6.18 3.63 0.12 56.86 12:35:01 5 37.41 0.00 6.80 5.47 0.15 50.17 12:35:01 6 42.90 0.00 6.51 3.86 0.14 46.58 12:35:01 7 41.13 0.00 6.80 8.04 0.14 43.90 12:36:01 all 36.21 0.22 5.88 2.43 0.11 55.14 12:36:01 0 36.42 0.02 5.51 5.16 0.10 52.80 12:36:01 1 37.82 0.00 6.38 1.33 0.10 54.37 12:36:01 2 35.34 0.00 5.30 4.27 0.12 54.97 12:36:01 3 35.03 0.82 7.16 0.03 0.10 56.85 12:36:01 4 35.81 0.00 5.29 0.98 0.17 57.75 12:36:01 5 37.86 0.93 6.13 1.45 0.10 53.54 12:36:01 6 34.88 0.00 6.00 3.81 0.10 55.20 12:36:01 7 36.52 0.00 5.32 2.40 0.10 55.66 12:37:01 all 5.11 0.00 2.64 1.85 0.11 90.29 12:37:01 0 5.81 0.00 2.64 2.03 0.13 89.38 12:37:01 1 3.75 0.00 1.97 0.12 0.08 94.08 12:37:01 2 4.95 0.00 2.85 1.07 0.10 91.03 12:37:01 3 5.07 0.00 2.24 0.05 0.12 92.52 12:37:01 4 3.75 0.00 2.34 1.60 0.12 92.20 12:37:01 5 3.68 0.00 3.28 1.46 0.10 91.48 12:37:01 6 7.42 0.00 3.98 8.46 0.12 80.03 12:37:01 7 6.48 0.00 1.86 0.03 0.12 91.51 12:38:01 all 2.63 0.00 1.81 0.46 0.12 94.98 12:38:01 0 2.94 0.00 2.98 1.63 0.13 92.31 12:38:01 1 1.92 0.00 1.34 0.08 0.07 96.59 12:38:01 2 2.41 0.00 1.58 0.24 0.20 95.58 12:38:01 3 3.78 0.00 2.86 0.17 0.10 93.09 12:38:01 4 2.13 0.00 1.22 0.96 0.08 95.60 12:38:01 5 2.76 0.00 1.66 0.10 0.12 95.36 12:38:01 6 2.52 0.00 1.41 0.49 0.12 95.47 12:38:01 7 2.62 0.00 1.38 0.03 0.10 95.86 12:39:01 all 0.88 0.00 0.38 0.02 0.11 98.60 12:39:01 0 0.72 0.00 0.47 0.12 0.10 98.59 12:39:01 1 1.32 0.00 0.42 0.00 0.12 98.15 12:39:01 2 1.03 0.00 0.48 0.02 0.13 98.33 12:39:01 3 0.63 0.00 0.33 0.03 0.07 98.93 12:39:01 4 1.05 0.00 0.37 0.02 0.12 98.44 12:39:01 5 0.82 0.00 0.37 0.00 0.20 98.61 12:39:01 6 0.69 0.00 0.34 0.00 0.10 98.88 12:39:01 7 0.74 0.00 0.30 0.02 0.10 98.85 12:40:01 all 0.75 0.00 0.40 0.02 0.08 98.75 12:40:01 0 1.36 0.00 0.69 0.07 0.12 97.77 12:40:01 1 0.70 0.00 0.39 0.00 0.07 98.84 12:40:01 2 0.92 0.00 0.28 0.00 0.05 98.75 12:40:01 3 0.47 0.00 0.30 0.03 0.05 99.15 12:40:01 4 0.59 0.00 0.32 0.02 0.08 99.00 12:40:01 5 0.59 0.00 0.37 0.00 0.10 98.94 12:40:01 6 0.76 0.00 0.39 0.00 0.08 98.78 12:40:01 7 0.62 0.00 0.53 0.00 0.08 98.76 12:41:01 all 0.81 0.00 0.41 0.01 0.07 98.70 12:41:01 0 0.84 0.00 0.52 0.02 0.10 98.53 12:41:01 1 1.19 0.00 0.40 0.00 0.05 98.36 12:41:01 2 0.50 0.00 0.28 0.02 0.03 99.17 12:41:01 3 0.84 0.00 0.54 0.02 0.07 98.54 12:41:01 4 0.60 0.00 0.42 0.02 0.07 98.90 12:41:01 5 1.05 0.00 0.32 0.00 0.07 98.56 12:41:01 6 0.87 0.00 0.44 0.00 0.08 98.61 12:41:01 7 0.60 0.00 0.32 0.00 0.05 99.03 12:42:01 all 4.40 0.00 0.95 0.20 0.09 94.35 12:42:01 0 3.15 0.00 1.03 0.10 0.08 95.63 12:42:01 1 1.96 0.00 0.67 0.12 0.05 97.21 12:42:01 2 4.09 0.00 0.87 0.13 0.10 94.81 12:42:01 3 5.85 0.00 1.07 0.77 0.12 92.19 12:42:01 4 5.08 0.00 1.09 0.02 0.08 93.73 12:42:01 5 7.89 0.00 1.05 0.18 0.07 90.80 12:42:01 6 5.28 0.00 1.06 0.07 0.12 93.48 12:42:01 7 1.89 0.00 0.77 0.22 0.10 97.02 12:43:01 all 11.30 0.00 1.17 0.59 0.10 86.85 12:43:01 0 13.83 0.00 1.82 0.10 0.13 84.12 12:43:01 1 6.52 0.00 0.89 0.07 0.07 92.46 12:43:01 2 14.90 0.00 1.04 0.42 0.10 83.54 12:43:01 3 8.72 0.00 1.07 0.44 0.12 89.66 12:43:01 4 6.23 0.00 0.82 0.07 0.10 92.78 12:43:01 5 17.45 0.00 1.17 2.43 0.10 78.85 12:43:01 6 4.65 0.00 0.92 0.82 0.08 93.52 12:43:01 7 18.06 0.00 1.67 0.33 0.12 79.82 Average: all 11.52 0.11 2.45 1.28 0.10 84.54 Average: 0 11.81 0.17 2.73 1.46 0.11 83.72 Average: 1 11.74 0.00 2.38 0.61 0.08 85.19 Average: 2 12.11 0.01 2.33 0.85 0.10 84.59 Average: 3 11.39 0.08 2.59 0.89 0.09 84.95 Average: 4 10.00 0.16 2.22 1.20 0.11 86.31 Average: 5 11.94 0.43 2.49 1.22 0.11 83.81 Average: 6 11.13 0.00 2.51 2.32 0.10 83.94 Average: 7 12.04 0.00 2.37 1.70 0.10 83.78