---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-18994 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 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 1613 23961 2 6592 30096 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:cd:8c:a9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.150/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86017sec preferred_lft 86017sec inet6 fe80::f816:3eff:fecd:8ca9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:86:2d:9f:9b 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::42:86ff:fe2d:9f9b/64 scope link valid_lft forever preferred_lft forever 4: flannel.1: mtu 1408 qdisc noqueue state UNKNOWN group default link/ether ca:5d:66:d8:34:67 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::c85d:66ff:fed8:3467/64 scope link valid_lft forever preferred_lft forever 5: cni0: mtu 1408 qdisc noqueue state UP group default qlen 1000 link/ether 3e:a1:fc:6b:aa:45 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::3ca1:fcff:fe6b:aa45/64 scope link valid_lft forever preferred_lft forever 8: vethfda2b66b@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 6e:cb:83:bd:b5:30 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::6ccb:83ff:febd:b530/64 scope link valid_lft forever preferred_lft forever 9: veth7f7b0c7d@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether f6:3f:e9:98:06:eb brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::f43f:e9ff:fe98:6eb/64 scope link valid_lft forever preferred_lft forever 10: vethb404617d@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 32:f7:cf:b6:dc:79 brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::30f7:cfff:feb6:dc79/64 scope link valid_lft forever preferred_lft forever 13: vethbd8e1232@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 3e:f5:3f:00:47:6f brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::3cf5:3fff:fe00:476f/64 scope link valid_lft forever preferred_lft forever 14: vethfd4b4625@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 22:7e:01:cb:27:ee brd ff:ff:ff:ff:ff:ff link-netnsid 7 inet6 fe80::207e:1ff:fecb:27ee/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-18994) 12/09/25 _x86_64_ (8 CPU) 10:07:18 LINUX RESTART (8 CPU) 10:08:02 tps rtps wtps bread/s bwrtn/s 10:09:01 509.68 90.27 419.40 3747.57 81357.60 10:10:01 351.25 3.37 347.88 346.55 77622.39 10:11:01 150.86 3.47 147.39 439.13 65522.28 10:12:01 171.14 2.30 168.84 103.32 89914.88 10:13:01 111.95 20.26 91.68 750.14 28889.45 Average: 258.14 23.71 234.43 1068.39 68619.17 10:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:09:01 27473500 31069108 5465720 16.59 75876 3772460 2648272 8.04 1919504 3113588 736352 10:10:01 24867548 30512224 8071672 24.50 135196 5581176 3493100 10.60 3322928 4116992 1147388 10:11:01 26691016 31024132 6248204 18.97 136888 4401876 2777636 8.43 2269388 3493168 185096 10:12:01 24995424 30877200 7943796 24.12 181868 5844892 3546148 10.77 2635560 4734396 96988 10:13:01 24619024 30810980 8320196 25.26 193008 6110940 3535416 10.73 2738064 4976184 177804 Average: 25729302 30858729 7209918 21.89 144567 5142269 3200114 9.72 2577089 4086866 468726 10:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 vethb404617d 1.64 2.03 0.50 0.88 0.00 0.00 0.00 0.00 10:09:01 vethfda2b66b 0.47 1.05 0.09 0.19 0.00 0.00 0.00 0.00 10:09:01 vethd2dd3f27 17.18 15.05 25.52 36.25 0.00 0.00 0.00 0.00 10:10:01 docker0 125.76 205.70 10.66 1569.61 0.00 0.00 0.00 0.00 10:10:01 vethb404617d 7.66 9.58 3.11 2.72 0.00 0.00 0.00 0.00 10:10:01 vethfda2b66b 0.18 0.60 0.01 0.05 0.00 0.00 0.00 0.00 10:10:01 vethfd4b4625 4.40 3.97 0.83 2.25 0.00 0.00 0.00 0.00 10:11:01 docker0 4.73 5.85 0.33 18.35 0.00 0.00 0.00 0.00 10:11:01 vethb404617d 7.22 8.47 2.78 1.71 0.00 0.00 0.00 0.00 10:11:01 vethfda2b66b 0.13 0.15 0.01 0.02 0.00 0.00 0.00 0.00 10:11:01 vethfd4b4625 1.33 1.53 0.11 0.17 0.00 0.00 0.00 0.00 10:12:01 docker0 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 vethb404617d 7.27 8.60 2.79 1.72 0.00 0.00 0.00 0.00 10:12:01 vethfda2b66b 0.10 0.22 0.01 0.02 0.00 0.00 0.00 0.00 10:12:01 vethfd4b4625 1.48 1.72 0.12 0.27 0.00 0.00 0.00 0.00 10:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 vethb404617d 7.58 8.45 2.80 1.90 0.00 0.00 0.00 0.00 10:13:01 vethfda2b66b 0.12 0.13 0.01 0.01 0.00 0.00 0.00 0.00 10:13:01 vethfd4b4625 1.58 1.65 0.13 0.46 0.00 0.00 0.00 0.00 Average: docker0 26.19 42.47 2.21 318.69 0.00 0.00 0.00 0.00 Average: vethb404617d 6.29 7.44 2.40 1.79 0.00 0.00 0.00 0.00 Average: vethfda2b66b 0.20 0.43 0.03 0.06 0.00 0.00 0.00 0.00 Average: vethfd4b4625 1.77 1.78 0.24 0.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-18994) 12/09/25 _x86_64_ (8 CPU) 10:07:18 LINUX RESTART (8 CPU) 10:08:02 CPU %user %nice %system %iowait %steal %idle 10:09:01 all 13.91 0.95 4.53 5.42 0.10 75.09 10:09:01 0 20.19 0.00 4.63 2.89 0.07 72.22 10:09:01 1 13.80 1.71 4.61 16.94 0.12 62.82 10:09:01 2 9.57 0.00 4.37 5.24 0.10 80.72 10:09:01 3 13.55 3.34 4.73 9.42 0.10 68.85 10:09:01 4 15.59 0.00 4.64 1.29 0.10 78.38 10:09:01 5 11.79 0.03 4.20 0.68 0.10 83.18 10:09:01 6 12.93 0.00 4.46 4.58 0.10 77.94 10:09:01 7 13.85 2.49 4.53 2.39 0.12 76.61 10:10:01 all 40.91 0.00 6.57 5.07 0.23 47.22 10:10:01 0 42.09 0.00 6.19 1.33 0.16 50.23 10:10:01 1 40.04 0.00 6.55 11.79 0.12 41.50 10:10:01 2 41.57 0.00 6.91 13.28 0.14 38.10 10:10:01 3 39.54 0.00 5.94 5.48 0.19 48.85 10:10:01 4 42.02 0.00 6.20 2.24 0.12 49.43 10:10:01 5 39.67 0.00 7.26 1.85 0.68 50.54 10:10:01 6 41.58 0.00 5.87 2.34 0.29 49.91 10:10:01 7 40.75 0.00 7.69 2.29 0.14 49.13 10:11:01 all 40.46 0.21 6.05 1.48 0.11 51.69 10:11:01 0 44.14 0.00 6.36 7.37 0.13 42.00 10:11:01 1 38.24 0.00 5.94 0.03 0.10 55.69 10:11:01 2 38.70 1.70 5.32 2.86 0.12 51.30 10:11:01 3 38.27 0.00 5.54 0.05 0.10 56.05 10:11:01 4 42.15 0.00 6.51 0.00 0.12 51.23 10:11:01 5 41.19 0.00 6.43 0.84 0.08 51.46 10:11:01 6 38.78 0.00 6.46 0.69 0.12 53.95 10:11:01 7 42.28 0.00 5.78 0.00 0.12 51.83 10:12:01 all 7.28 0.00 3.70 3.96 0.08 84.97 10:12:01 0 5.14 0.00 5.27 1.72 0.10 87.76 10:12:01 1 5.25 0.00 3.22 7.15 0.07 84.31 10:12:01 2 9.00 0.00 2.89 3.98 0.07 84.06 10:12:01 3 8.70 0.00 3.39 2.82 0.07 85.01 10:12:01 4 6.81 0.00 3.18 5.29 0.10 84.62 10:12:01 5 8.20 0.00 3.32 4.46 0.10 83.91 10:12:01 6 7.09 0.00 4.52 1.70 0.08 86.60 10:12:01 7 8.03 0.00 3.86 4.59 0.10 83.41 10:13:01 all 10.77 0.00 1.28 1.05 0.07 86.82 10:13:01 0 16.80 0.00 1.39 0.48 0.05 81.28 10:13:01 1 3.60 0.00 0.94 0.94 0.07 94.45 10:13:01 2 12.84 0.00 1.40 0.32 0.07 85.37 10:13:01 3 12.17 0.00 1.40 0.50 0.08 85.84 10:13:01 4 5.36 0.00 1.12 0.65 0.07 92.80 10:13:01 5 11.63 0.00 1.34 1.64 0.07 85.32 10:13:01 6 13.94 0.00 1.26 2.88 0.07 81.85 10:13:01 7 9.79 0.00 1.34 1.04 0.10 87.73 Average: all 22.63 0.23 4.42 3.38 0.12 69.22 Average: 0 25.56 0.00 4.76 2.76 0.10 66.82 Average: 1 20.15 0.34 4.24 7.31 0.09 67.87 Average: 2 22.33 0.34 4.17 5.11 0.10 67.95 Average: 3 22.38 0.66 4.19 3.62 0.11 69.05 Average: 4 22.37 0.00 4.33 1.89 0.10 71.31 Average: 5 22.59 0.01 4.52 1.90 0.21 70.77 Average: 6 22.81 0.00 4.51 2.43 0.13 70.12 Average: 7 22.85 0.50 4.62 2.06 0.12 69.86