---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-19085 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 1.8M 3.2G 1% /run /dev/vda1 155G 14G 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 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 1566 24422 1 6178 30144 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:6b:5e:dd brd ff:ff:ff:ff:ff:ff inet 10.30.106.58/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe6b:5edd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:68:25:af:c4 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::42:68ff:fe25:afc4/64 scope link valid_lft forever preferred_lft forever 4: flannel.1: mtu 1408 qdisc noqueue state UNKNOWN group default link/ether 7e:6c:d7:7a:16:dc 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::7c6c:d7ff:fe7a:16dc/64 scope link valid_lft forever preferred_lft forever 5: cni0: mtu 1408 qdisc noqueue state UP group default qlen 1000 link/ether 6a:aa:61:1e:8c:c5 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::68aa:61ff:fe1e:8cc5/64 scope link valid_lft forever preferred_lft forever 6: vethb0569dca@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 4e:aa:86:b0:d3:99 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::4caa:86ff:feb0:d399/64 scope link valid_lft forever preferred_lft forever 7: veth5611a207@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether fe:7e:03:e7:19:37 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::fc7e:3ff:fee7:1937/64 scope link valid_lft forever preferred_lft forever 8: vethc349cc9d@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 1e:e6:00:b0:96:c6 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::1ce6:ff:feb0:96c6/64 scope link valid_lft forever preferred_lft forever 13: veth2acb2333@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 36:61:6b:e2:6e:22 brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::3461:6bff:fee2:6e22/64 scope link valid_lft forever preferred_lft forever 14: veth10b2543a@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether f6:58:d7:77:58:f7 brd ff:ff:ff:ff:ff:ff link-netnsid 7 inet6 fe80::f458:d7ff:fe77:58f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-19085) 12/09/25 _x86_64_ (8 CPU) 15:27:26 LINUX RESTART (8 CPU) 15:28:01 tps rtps wtps bread/s bwrtn/s 15:29:01 478.94 82.49 396.45 3437.52 116149.55 15:30:01 383.44 3.13 380.30 351.41 110416.26 15:31:02 181.01 3.31 177.70 449.98 79560.12 15:32:01 133.81 21.03 112.78 809.08 48536.59 Average: 294.90 27.50 267.39 1263.41 88828.06 15:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:29:01 27976764 31256552 4962456 15.07 78048 3454644 2292332 6.96 1695672 2841192 298232 15:30:01 25475848 30727004 7463372 22.66 134920 5198788 3223584 9.79 2563316 4275756 630052 15:31:02 26221920 31043340 6717300 20.39 137964 4877240 2616660 7.94 2249656 3960924 0 15:32:01 25076620 30806792 7862600 23.87 152280 5711808 3410584 10.35 2636632 4651072 150520 Average: 26187788 30958422 6751432 20.50 125803 4810620 2885790 8.76 2286319 3932236 269701 15:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:29:01 cni0 3.20 2.85 0.72 1.21 0.00 0.00 0.33 0.00 15:29:01 veth5611a207 1.67 2.02 0.49 0.72 0.00 0.00 0.00 0.00 15:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:29:01 lo 166.36 166.36 86.22 86.22 0.00 0.00 0.00 0.00 15:30:01 vethea1b125 134.66 171.40 13.07 1566.88 0.00 0.00 0.00 0.13 15:30:01 veth10b2543a 4.33 3.90 0.76 2.13 0.00 0.00 0.00 0.00 15:30:01 veth2acb2333 0.15 0.50 0.01 0.04 0.00 0.00 0.00 0.00 15:30:01 cni0 46.39 44.81 40.69 112.72 0.00 0.00 0.60 0.00 15:31:02 veth10b2543a 1.45 1.58 0.12 0.17 0.00 0.00 0.00 0.00 15:31:02 veth2acb2333 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 15:31:02 cni0 11.90 13.56 3.08 2.21 0.00 0.00 0.08 0.00 15:31:02 veth5611a207 16.28 20.49 6.38 5.41 0.00 0.00 0.00 0.00 15:32:01 veth10b2543a 1.34 1.39 0.11 0.16 0.00 0.00 0.00 0.00 15:32:01 veth2acb2333 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 15:32:01 cni0 11.64 12.98 2.98 2.14 0.00 0.00 0.03 0.00 15:32:01 veth5611a207 7.15 8.35 2.75 1.69 0.00 0.00 0.00 0.00 Average: veth10b2543a 1.78 1.72 0.25 0.62 0.00 0.00 0.00 0.00 Average: veth2acb2333 0.05 0.15 0.00 0.01 0.00 0.00 0.00 0.00 Average: cni0 18.31 18.57 11.90 29.66 0.00 0.00 0.26 0.00 Average: veth5611a207 5.86 7.22 2.28 1.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-19085) 12/09/25 _x86_64_ (8 CPU) 15:27:26 LINUX RESTART (8 CPU) 15:28:01 CPU %user %nice %system %iowait %steal %idle 15:29:01 all 11.70 0.61 4.16 5.17 0.06 78.30 15:29:01 0 9.91 0.02 3.84 1.17 0.07 84.99 15:29:01 1 12.30 1.55 4.25 4.32 0.07 77.52 15:29:01 2 9.91 0.00 3.50 0.27 0.05 86.28 15:29:01 3 11.71 0.00 3.79 2.45 0.05 82.01 15:29:01 4 12.13 0.00 4.08 6.66 0.05 77.08 15:29:01 5 9.34 0.00 4.79 9.01 0.07 76.79 15:29:01 6 11.61 0.00 4.20 7.44 0.07 76.68 15:29:01 7 16.66 3.31 4.80 10.03 0.08 65.12 15:30:01 all 41.81 0.00 6.59 5.20 0.12 46.29 15:30:01 0 41.75 0.00 6.66 4.41 0.12 47.06 15:30:01 1 43.20 0.00 6.38 5.22 0.10 45.10 15:30:01 2 39.54 0.00 5.80 9.69 0.12 44.85 15:30:01 3 41.36 0.00 6.90 4.06 0.12 47.56 15:30:01 4 42.10 0.00 6.87 7.13 0.12 43.79 15:30:01 5 40.15 0.00 6.44 4.74 0.10 48.58 15:30:01 6 45.23 0.00 6.93 3.32 0.12 44.39 15:30:01 7 41.18 0.00 6.76 2.99 0.10 48.98 15:31:02 all 33.62 0.21 5.40 3.74 0.12 56.91 15:31:02 0 31.95 0.00 5.25 5.58 0.10 57.11 15:31:02 1 32.40 1.14 5.22 2.42 0.13 58.69 15:31:02 2 33.03 0.00 4.98 13.15 0.13 48.70 15:31:02 3 34.40 0.00 5.62 1.44 0.12 58.42 15:31:02 4 39.51 0.00 6.91 2.92 0.13 50.53 15:31:02 5 31.59 0.52 5.19 2.96 0.15 59.59 15:31:02 6 34.68 0.00 5.34 0.38 0.10 59.49 15:31:02 7 31.38 0.00 4.73 0.99 0.13 62.76 15:32:01 all 11.79 0.00 2.34 2.37 0.09 83.41 15:32:01 0 15.94 0.00 2.51 12.36 0.10 69.08 15:32:01 1 11.42 0.00 2.63 0.99 0.07 84.89 15:32:01 2 12.47 0.00 1.50 0.49 0.10 85.44 15:32:01 3 14.34 0.00 2.37 0.19 0.05 83.05 15:32:01 4 10.24 0.00 3.14 1.31 0.09 85.22 15:32:01 5 8.69 0.00 2.46 1.04 0.14 87.67 15:32:01 6 16.25 0.00 2.53 2.03 0.09 79.11 15:32:01 7 4.97 0.00 1.54 0.56 0.07 92.86 Average: all 24.77 0.21 4.63 4.13 0.10 66.17 Average: 0 24.91 0.00 4.57 5.85 0.10 64.57 Average: 1 24.87 0.67 4.63 3.24 0.09 66.49 Average: 2 23.81 0.00 3.96 5.94 0.10 66.20 Average: 3 25.48 0.00 4.68 2.04 0.08 67.71 Average: 4 26.04 0.00 5.26 4.51 0.10 64.09 Average: 5 22.48 0.13 4.73 4.45 0.11 68.10 Average: 6 26.99 0.00 4.76 3.29 0.09 64.87 Average: 7 23.60 0.83 4.47 3.66 0.10 67.34