---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-7590 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: 2800.000 BogoMIPS: 5600.00 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 4.0K 3.2G 1% /run/user/1001 /dev/loop0 49M 49M 0 100% /snap/snapd/25935 /dev/loop1 67M 67M 0 100% /snap/core24/1349 /dev/loop2 21M 21M 0 100% /snap/helm/500 ---> free -m: total used free shared buff/cache available Mem: 32167 1626 23923 2 6616 30083 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:37:91:98 brd ff:ff:ff:ff:ff:ff inet 10.30.107.42/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86014sec preferred_lft 86014sec inet6 fe80::f816:3eff:fe37:9198/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:88:ba:1d:29 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::42:88ff:feba:1d29/64 scope link valid_lft forever preferred_lft forever 4: flannel.1: mtu 1408 qdisc noqueue state UNKNOWN group default link/ether 3a:1c:5d:0a:21:d4 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::381c:5dff:fe0a:21d4/64 scope link valid_lft forever preferred_lft forever 5: cni0: mtu 1408 qdisc noqueue state UP group default qlen 1000 link/ether de:a7:62:5a:90:5b 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::dca7:62ff:fe5a:905b/64 scope link valid_lft forever preferred_lft forever 6: veth318b5790@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether b6:73:1f:6b:ff:97 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::b473:1fff:fe6b:ff97/64 scope link valid_lft forever preferred_lft forever 7: veth6d5389a1@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 3e:8e:62:70:e5:9a brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::3c8e:62ff:fe70:e59a/64 scope link valid_lft forever preferred_lft forever 8: vethd956f56e@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 56:92:bd:4e:6a:27 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::5492:bdff:fe4e:6a27/64 scope link valid_lft forever preferred_lft forever 13: veth8903645f@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether c6:3d:43:a0:33:2d brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::c43d:43ff:fea0:332d/64 scope link valid_lft forever preferred_lft forever 14: veth704fe294@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether fe:d6:4f:1d:2d:17 brd ff:ff:ff:ff:ff:ff link-netnsid 7 inet6 fe80::fcd6:4fff:fe1d:2d17/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-7590) 02/13/26 _x86_64_ (8 CPU) 08:54:45 LINUX RESTART (8 CPU) 08:55:01 tps rtps wtps bread/s bwrtn/s 08:56:01 323.91 94.79 229.12 6181.67 83248.38 08:57:01 422.63 41.48 381.15 2182.17 88273.42 08:58:01 146.63 0.03 146.59 0.27 55755.64 08:59:01 159.27 3.38 155.89 448.99 100135.58 09:00:01 112.73 21.76 90.97 749.48 45671.72 09:01:01 124.01 1.12 122.90 72.92 33330.04 Average: 214.87 27.09 187.77 1606.04 67736.23 08:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:56:01 29743280 31614456 3195940 9.70 45644 2138812 1659120 5.04 1196160 1703184 880 08:57:01 26466276 30965344 6472944 19.65 131216 4487316 3057468 9.28 2257648 3633904 601004 08:58:01 24769100 30401068 8170120 24.80 137388 5563584 4223972 12.82 3420336 4112264 629672 08:59:01 25533364 31018232 7405856 22.48 141596 5502232 2856660 8.67 2318788 4545644 332024 09:00:01 24837396 30825192 8101824 24.60 188020 5938136 3634008 11.03 2716500 4803340 39596 09:01:01 24491112 30796408 8448108 25.65 195040 6212464 3647036 11.07 2759908 5068540 127024 Average: 25973421 30936783 6965799 21.15 139817 4973757 3179711 9.65 2444890 3977813 288367 08:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:56:01 lo 7.43 7.43 2.16 2.16 0.00 0.00 0.00 0.00 08:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:56:01 ens3 410.08 278.59 2566.17 76.84 0.00 0.00 0.00 0.00 08:57:01 veth704fe294 4.07 3.42 0.85 2.09 0.00 0.00 0.00 0.00 08:57:01 veth318b5790 2.92 3.82 0.36 0.77 0.00 0.00 0.00 0.00 08:57:01 veth6d5389a1 6.93 8.63 2.67 3.04 0.00 0.00 0.00 0.00 08:57:01 lo 253.52 253.52 311.55 311.55 0.00 0.00 0.00 0.00 08:58:01 veth704fe294 1.43 1.67 0.12 0.34 0.00 0.00 0.00 0.00 08:58:01 veth318b5790 2.95 3.37 0.27 0.29 0.00 0.00 0.00 0.00 08:58:01 veth6d5389a1 6.93 8.43 2.70 1.77 0.00 0.00 0.00 0.00 08:58:01 lo 13.95 13.95 5.15 5.15 0.00 0.00 0.00 0.00 08:59:01 veth704fe294 1.38 1.48 0.11 0.16 0.00 0.00 0.00 0.00 08:59:01 veth318b5790 3.07 3.28 0.28 0.28 0.00 0.00 0.00 0.00 08:59:01 veth6d5389a1 7.10 8.42 2.77 1.72 0.00 0.00 0.00 0.00 08:59:01 lo 17.93 17.93 4.83 4.83 0.00 0.00 0.00 0.00 09:00:01 veth704fe294 1.57 1.80 0.13 0.40 0.00 0.00 0.00 0.00 09:00:01 veth318b5790 3.18 3.47 0.29 0.40 0.00 0.00 0.00 0.00 09:00:01 veth6d5389a1 7.50 8.55 2.80 1.89 0.00 0.00 0.00 0.00 09:00:01 lo 43.46 43.46 17.25 17.25 0.00 0.00 0.00 0.00 09:01:01 veth704fe294 1.48 1.67 0.12 0.34 0.00 0.00 0.00 0.00 09:01:01 veth318b5790 3.08 3.37 0.28 0.29 0.00 0.00 0.00 0.00 09:01:01 veth6d5389a1 7.42 8.35 2.79 1.79 0.00 0.00 0.00 0.00 09:01:01 lo 22.93 22.93 6.50 6.50 0.00 0.00 0.00 0.00 Average: veth704fe294 1.66 1.67 0.22 0.56 0.00 0.00 0.00 0.00 Average: veth318b5790 2.53 2.88 0.25 0.34 0.00 0.00 0.00 0.00 Average: veth6d5389a1 5.98 7.06 2.29 1.70 0.00 0.00 0.00 0.00 Average: lo 59.87 59.87 57.91 57.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-7590) 02/13/26 _x86_64_ (8 CPU) 08:54:45 LINUX RESTART (8 CPU) 08:55:01 CPU %user %nice %system %iowait %steal %idle 08:56:01 all 7.74 0.69 2.15 7.97 0.04 81.40 08:56:01 0 7.19 1.64 4.23 5.90 0.05 81.00 08:56:01 1 8.92 3.87 2.11 21.19 0.07 63.85 08:56:01 2 3.93 0.03 1.74 6.49 0.05 87.77 08:56:01 3 6.60 0.00 1.51 0.60 0.05 91.24 08:56:01 4 8.03 0.00 1.72 5.82 0.03 84.38 08:56:01 5 12.29 0.00 2.49 7.28 0.05 77.89 08:56:01 6 8.20 0.00 1.44 13.82 0.05 76.49 08:56:01 7 6.82 0.00 1.90 2.77 0.03 88.47 08:57:01 all 13.88 0.00 5.17 12.87 0.10 67.98 08:57:01 0 13.47 0.00 4.87 11.24 0.10 70.31 08:57:01 1 13.72 0.00 6.10 24.30 0.08 55.79 08:57:01 2 13.88 0.00 4.94 6.13 0.10 74.95 08:57:01 3 12.98 0.00 5.40 12.50 0.08 69.03 08:57:01 4 13.38 0.00 4.74 11.33 0.12 70.43 08:57:01 5 14.19 0.00 5.10 16.62 0.08 64.00 08:57:01 6 15.10 0.00 5.17 5.19 0.08 74.45 08:57:01 7 14.33 0.00 5.04 15.67 0.08 64.87 08:58:01 all 52.27 0.00 6.36 3.21 0.10 38.06 08:58:01 0 50.30 0.00 7.09 10.39 0.08 32.14 08:58:01 1 52.04 0.00 6.66 1.25 0.10 39.95 08:58:01 2 51.96 0.00 6.41 0.19 0.10 41.34 08:58:01 3 53.32 0.00 5.61 0.24 0.08 40.75 08:58:01 4 51.02 0.00 5.98 3.67 0.10 39.23 08:58:01 5 53.58 0.00 6.28 5.20 0.10 34.85 08:58:01 6 54.90 0.00 6.34 0.29 0.12 38.35 08:58:01 7 51.06 0.00 6.52 4.50 0.10 37.82 08:59:01 all 21.43 0.20 4.88 6.73 0.08 66.68 08:59:01 0 20.72 0.02 4.30 5.77 0.07 69.13 08:59:01 1 21.23 0.00 6.34 0.40 0.08 71.94 08:59:01 2 20.07 0.00 4.49 17.66 0.08 57.70 08:59:01 3 21.42 0.00 4.94 14.37 0.08 59.18 08:59:01 4 24.26 0.00 4.73 10.90 0.07 60.05 08:59:01 5 19.88 0.00 4.53 1.11 0.10 74.38 08:59:01 6 24.20 0.00 4.72 0.78 0.07 70.23 08:59:01 7 19.66 1.61 4.99 2.84 0.10 70.79 09:00:01 all 5.67 0.00 2.23 2.84 0.07 89.20 09:00:01 0 6.80 0.00 2.22 2.37 0.08 88.54 09:00:01 1 9.62 0.00 3.27 1.88 0.07 85.17 09:00:01 2 6.54 0.00 2.16 6.92 0.08 84.30 09:00:01 3 3.78 0.00 1.51 0.34 0.07 94.30 09:00:01 4 7.37 0.00 3.29 8.29 0.07 80.99 09:00:01 5 3.82 0.00 1.95 1.43 0.07 92.74 09:00:01 6 3.73 0.00 1.57 0.15 0.08 94.46 09:00:01 7 3.68 0.00 1.81 1.34 0.08 93.09 09:01:01 all 11.23 0.00 1.34 2.48 0.08 84.88 09:01:01 0 4.72 0.00 1.05 1.03 0.08 93.11 09:01:01 1 14.40 0.00 1.49 1.35 0.05 82.71 09:01:01 2 10.28 0.00 1.40 5.99 0.08 82.24 09:01:01 3 10.31 0.00 1.06 0.22 0.05 88.37 09:01:01 4 15.93 0.00 1.79 9.47 0.08 72.72 09:01:01 5 14.98 0.00 1.30 0.97 0.07 82.68 09:01:01 6 11.08 0.00 1.37 0.45 0.08 87.01 09:01:01 7 8.09 0.00 1.30 0.32 0.08 90.21 Average: all 18.66 0.15 3.68 6.01 0.08 71.42 Average: 0 17.16 0.28 3.95 6.11 0.08 72.43 Average: 1 19.97 0.65 4.32 8.38 0.08 66.60 Average: 2 17.72 0.01 3.52 7.23 0.08 71.44 Average: 3 18.03 0.00 3.33 4.69 0.07 73.88 Average: 4 19.97 0.00 3.70 8.25 0.08 68.00 Average: 5 19.76 0.00 3.60 5.41 0.08 71.15 Average: 6 19.49 0.00 3.43 3.45 0.08 73.55 Average: 7 17.21 0.27 3.58 4.56 0.08 74.30