---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-17797 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 4.0K 3.2G 1% /run/user/1001 /dev/loop0 51M 51M 0 100% /snap/snapd/25577 /dev/loop1 67M 67M 0 100% /snap/core24/1225 /dev/loop2 22M 22M 0 100% /snap/helm/485 ---> free -m: total used free shared buff/cache available Mem: 32167 1704 23983 2 6479 30005 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:3c:25:ab brd ff:ff:ff:ff:ff:ff inet 10.30.106.85/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86042sec preferred_lft 86042sec inet6 fe80::f816:3eff:fe3c:25ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cb:7a:a4:3f 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:cbff:fe7a:a43f/64 scope link valid_lft forever preferred_lft forever 4: flannel.1: mtu 1408 qdisc noqueue state UNKNOWN group default link/ether da:6a:6c:04:8f:fa 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::d86a:6cff:fe04:8ffa/64 scope link valid_lft forever preferred_lft forever 5: cni0: mtu 1408 qdisc noqueue state UP group default qlen 1000 link/ether 3a:15:98:83:40:fb 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::3815:98ff:fe83:40fb/64 scope link valid_lft forever preferred_lft forever 8: vethbe06e7fd@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 76:9e:ef:4f:ae:97 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::749e:efff:fe4f:ae97/64 scope link valid_lft forever preferred_lft forever 9: veth20f88a06@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 1e:cf:0e:aa:c6:b1 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::1ccf:eff:feaa:c6b1/64 scope link valid_lft forever preferred_lft forever 10: veth7ca795cf@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 4e:8d:84:23:4f:de brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::4c8d:84ff:fe23:4fde/64 scope link valid_lft forever preferred_lft forever 13: veth17728663@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 02:bc:13:65:72:56 brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::bc:13ff:fe65:7256/64 scope link valid_lft forever preferred_lft forever 14: vethf50ee0c4@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether b2:95:37:c8:40:a8 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::b095:37ff:fec8:40a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-17797) 12/04/25 _x86_64_ (8 CPU) 20:41:12 LINUX RESTART (8 CPU) 20:42:01 tps rtps wtps bread/s bwrtn/s 20:43:01 455.79 48.54 407.25 2967.64 150637.83 20:44:01 165.23 0.02 165.21 0.13 84412.40 20:45:01 165.24 4.32 160.92 497.78 93108.22 20:46:01 95.10 21.18 73.93 721.23 11677.57 20:47:01 93.87 0.95 92.92 55.99 10115.91 Average: 195.04 15.00 180.04 848.52 69988.92 20:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:43:01 26298804 30803436 6640416 20.16 129640 4450796 3830308 11.63 2478592 3575364 694164 20:44:01 25327672 30688108 7611548 23.11 133512 5280448 3916948 11.89 3028152 3957720 598928 20:45:01 25397780 30822300 7541440 22.90 146656 5440156 3714912 11.28 2539484 4451736 1840 20:46:01 24674696 30653724 8264524 25.09 187524 5924600 3758164 11.41 2904172 4774444 122072 20:47:01 24525868 30689436 8413352 25.54 192440 6077732 3724328 11.31 2867060 4933412 90496 Average: 25244964 30731401 7694256 23.36 157954 5434746 3788932 11.50 2763492 4338535 301500 20:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:43:01 docker0 151.56 196.37 11.70 1252.60 0.00 0.00 0.00 0.00 20:43:01 lo 247.93 247.93 289.06 289.06 0.00 0.00 0.00 0.00 20:43:01 vethf50ee0c4 4.28 3.55 0.89 2.30 0.00 0.00 0.00 0.00 20:43:01 ens3 581.20 413.78 10595.87 39.76 0.00 0.00 0.00 0.00 20:44:01 docker0 0.60 0.57 0.04 0.64 0.00 0.00 0.00 0.00 20:44:01 lo 13.08 13.08 4.08 4.08 0.00 0.00 0.00 0.00 20:44:01 vethf50ee0c4 1.37 1.53 0.11 0.17 0.00 0.00 0.00 0.00 20:44:01 ens3 1.15 1.15 0.74 0.10 0.00 0.00 0.00 0.00 20:45:01 docker0 0.05 0.08 0.00 0.01 0.00 0.00 0.00 0.00 20:45:01 lo 19.60 19.60 5.86 5.86 0.00 0.00 0.00 0.00 20:45:01 vethf50ee0c4 1.37 1.57 0.11 0.17 0.00 0.00 0.00 0.00 20:45:01 ens3 224.48 132.74 6180.38 12.50 0.00 0.00 0.00 0.00 20:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 lo 44.60 44.60 17.13 17.13 0.00 0.00 0.00 0.00 20:46:01 vethf50ee0c4 1.62 1.83 0.13 0.57 0.00 0.00 0.00 0.00 20:46:01 ens3 166.16 119.93 2778.42 24.46 0.00 0.00 0.00 0.00 20:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 lo 20.51 20.51 5.21 5.21 0.00 0.00 0.00 0.00 20:47:01 vethf50ee0c4 1.38 1.50 0.11 0.17 0.00 0.00 0.00 0.00 20:47:01 ens3 38.98 29.38 289.72 10.28 0.00 0.00 0.00 0.00 Average: docker0 30.44 39.40 2.35 250.63 0.00 0.00 0.00 0.00 Average: lo 69.14 69.14 64.26 64.26 0.00 0.00 0.00 0.00 Average: vethf50ee0c4 2.00 2.00 0.27 0.67 0.00 0.00 0.00 0.00 Average: ens3 202.39 139.39 3968.86 17.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-17797) 12/04/25 _x86_64_ (8 CPU) 20:41:12 LINUX RESTART (8 CPU) 20:42:01 CPU %user %nice %system %iowait %steal %idle 20:43:01 all 24.73 0.20 6.66 5.28 0.08 63.05 20:43:01 0 25.07 0.00 6.75 2.54 0.08 65.56 20:43:01 1 25.63 0.00 6.75 2.98 0.07 64.57 20:43:01 2 26.13 0.00 6.26 2.39 0.10 65.12 20:43:01 3 23.37 0.00 6.95 9.65 0.08 59.94 20:43:01 4 22.76 0.00 6.68 11.28 0.08 59.20 20:43:01 5 26.22 0.00 6.42 2.17 0.07 65.13 20:43:01 6 25.20 0.00 6.84 5.38 0.07 62.51 20:43:01 7 23.46 1.59 6.68 5.85 0.08 62.33 20:44:01 all 51.49 0.00 6.70 0.83 0.10 40.88 20:44:01 0 51.91 0.00 6.98 2.78 0.08 38.24 20:44:01 1 55.31 0.00 6.98 0.00 0.10 37.62 20:44:01 2 49.74 0.00 6.36 0.00 0.10 43.80 20:44:01 3 52.64 0.00 6.74 0.29 0.10 40.23 20:44:01 4 53.26 0.00 6.58 0.45 0.10 39.61 20:44:01 5 47.08 0.00 6.47 0.05 0.10 46.30 20:44:01 6 52.52 0.00 6.50 0.42 0.10 40.45 20:44:01 7 49.45 0.00 6.93 2.67 0.10 40.84 20:45:01 all 13.51 0.22 4.63 1.38 0.08 80.18 20:45:01 0 14.99 0.00 5.52 1.06 0.08 78.34 20:45:01 1 15.74 0.00 6.37 2.10 0.10 75.69 20:45:01 2 11.60 0.00 3.91 1.23 0.07 83.19 20:45:01 3 12.33 1.75 3.70 0.34 0.10 81.78 20:45:01 4 10.77 0.02 4.08 1.50 0.08 83.55 20:45:01 5 12.16 0.00 4.78 1.90 0.08 81.07 20:45:01 6 14.65 0.00 4.44 2.10 0.08 78.72 20:45:01 7 15.85 0.00 4.23 0.81 0.08 79.03 20:46:01 all 7.74 0.00 2.07 0.54 0.07 89.58 20:46:01 0 7.38 0.00 1.63 0.18 0.08 90.72 20:46:01 1 13.89 0.00 3.67 0.47 0.08 81.88 20:46:01 2 9.06 0.00 1.98 1.02 0.08 87.86 20:46:01 3 4.06 0.00 1.58 0.17 0.05 94.15 20:46:01 4 10.83 0.00 2.23 0.54 0.08 86.32 20:46:01 5 5.92 0.00 1.68 0.10 0.07 92.23 20:46:01 6 7.25 0.00 1.79 0.30 0.07 90.60 20:46:01 7 3.50 0.00 2.00 1.54 0.08 92.87 20:47:01 all 11.14 0.00 1.37 0.54 0.07 86.88 20:47:01 0 5.87 0.00 1.12 0.23 0.07 92.71 20:47:01 1 12.05 0.00 1.22 0.30 0.08 86.35 20:47:01 2 6.66 0.00 1.32 1.27 0.08 90.67 20:47:01 3 13.92 0.00 1.47 0.59 0.08 83.94 20:47:01 4 25.69 0.00 2.24 1.03 0.07 70.97 20:47:01 5 12.23 0.00 1.27 0.72 0.07 85.72 20:47:01 6 8.06 0.00 1.00 0.10 0.05 90.78 20:47:01 7 4.64 0.00 1.31 0.05 0.08 93.92 Average: all 21.70 0.08 4.28 1.71 0.08 72.15 Average: 0 21.01 0.00 4.40 1.36 0.08 73.16 Average: 1 24.51 0.00 4.99 1.17 0.09 69.24 Average: 2 20.61 0.00 3.96 1.18 0.09 74.16 Average: 3 21.25 0.35 4.08 2.20 0.08 72.04 Average: 4 24.66 0.00 4.35 2.94 0.08 67.96 Average: 5 20.69 0.00 4.12 0.99 0.08 74.13 Average: 6 21.50 0.00 4.10 1.65 0.07 72.67 Average: 7 19.36 0.32 4.22 2.18 0.09 73.83