---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-20034 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 1599 23971 2 6596 30110 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:df:c3:16 brd ff:ff:ff:ff:ff:ff inet 10.30.106.145/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fedf:c316/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:93:ff:3c:9f 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::42:93ff:feff:3c9f/64 scope link valid_lft forever preferred_lft forever 4: flannel.1: mtu 1408 qdisc noqueue state UNKNOWN group default link/ether 86:5e:3d:1b:4a:da 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::845e:3dff:fe1b:4ada/64 scope link valid_lft forever preferred_lft forever 5: cni0: mtu 1408 qdisc noqueue state UP group default qlen 1000 link/ether 76:90:fe:0f:40:c3 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::7490:feff:fe0f:40c3/64 scope link valid_lft forever preferred_lft forever 8: veth6d6eb9c1@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 62:a8:a7:bf:1a:b0 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::60a8:a7ff:febf:1ab0/64 scope link valid_lft forever preferred_lft forever 9: vethbe05da91@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 96:d9:b9:10:92:be brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::94d9:b9ff:fe10:92be/64 scope link valid_lft forever preferred_lft forever 10: veth61cb6afd@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 3e:26:b8:88:da:c5 brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::3c26:b8ff:fe88:dac5/64 scope link valid_lft forever preferred_lft forever 13: vethdbf14e38@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 3a:d7:44:35:04:c1 brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::38d7:44ff:fe35:4c1/64 scope link valid_lft forever preferred_lft forever 14: veth318b7ba8@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 76:7a:ca:14:64:82 brd ff:ff:ff:ff:ff:ff link-netnsid 7 inet6 fe80::747a:caff:fe14:6482/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-20034) 12/11/25 _x86_64_ (8 CPU) 12:19:15 LINUX RESTART (8 CPU) 12:20:02 tps rtps wtps bread/s bwrtn/s 12:21:01 545.89 84.44 461.45 3753.40 158448.67 12:22:01 190.00 0.07 189.94 0.53 78220.16 12:23:01 180.72 3.80 176.92 489.65 92297.95 12:24:01 100.65 21.86 78.79 760.54 13625.86 Average: 253.10 27.31 225.79 1240.56 85343.61 12:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:21:01 26478332 30998248 6460888 19.61 132208 4507236 3584700 10.88 2246028 3630208 646484 12:22:01 25011616 30637388 7927604 24.07 137664 5558352 3823328 11.61 3187408 4101608 645768 12:23:01 25541648 31000056 7397572 22.46 142176 5474188 3197428 9.71 2335556 4516192 524 12:24:01 24715364 30792324 8223856 24.97 191276 6015120 3576948 10.86 2759212 4874420 99444 Average: 25436740 30857004 7502480 22.78 150831 5388724 3545601 10.76 2632051 4280607 348055 12:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:21:01 veth61cb6afd 0.49 1.39 0.09 0.22 0.00 0.00 0.00 0.00 12:21:01 vethbe05da91 5.22 6.81 2.02 2.64 0.00 0.00 0.00 0.00 12:21:01 veth6d6eb9c1 2.15 2.98 0.29 0.71 0.00 0.00 0.00 0.00 12:21:01 lo 253.31 253.31 294.15 294.15 0.00 0.00 0.00 0.00 12:22:01 veth61cb6afd 0.15 0.23 0.01 0.02 0.00 0.00 0.00 0.00 12:22:01 vethbe05da91 6.67 8.07 2.56 1.60 0.00 0.00 0.00 0.00 12:22:01 veth6d6eb9c1 2.77 3.15 0.26 0.27 0.00 0.00 0.00 0.00 12:22:01 lo 13.01 13.01 4.05 4.05 0.00 0.00 0.00 0.00 12:23:01 veth61cb6afd 0.15 0.20 0.01 0.02 0.00 0.00 0.00 0.00 12:23:01 vethbe05da91 7.38 8.28 2.79 1.70 0.00 0.00 0.00 0.00 12:23:01 veth6d6eb9c1 3.05 3.33 0.28 0.29 0.00 0.00 0.00 0.00 12:23:01 lo 17.76 17.76 4.71 4.71 0.00 0.00 0.00 0.00 12:24:01 veth61cb6afd 0.10 0.20 0.01 0.02 0.00 0.00 0.00 0.00 12:24:01 vethbe05da91 7.45 8.70 2.80 1.92 0.00 0.00 0.00 0.00 12:24:01 veth6d6eb9c1 3.22 3.43 0.29 0.40 0.00 0.00 0.00 0.00 12:24:01 lo 45.98 45.98 18.25 18.25 0.00 0.00 0.00 0.00 Average: veth61cb6afd 0.22 0.50 0.03 0.07 0.00 0.00 0.00 0.00 Average: vethbe05da91 6.69 7.97 2.55 1.96 0.00 0.00 0.00 0.00 Average: veth6d6eb9c1 2.80 3.23 0.28 0.42 0.00 0.00 0.00 0.00 Average: lo 81.80 81.80 79.40 79.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-20034) 12/11/25 _x86_64_ (8 CPU) 12:19:15 LINUX RESTART (8 CPU) 12:20:02 CPU %user %nice %system %iowait %steal %idle 12:21:01 all 18.36 0.21 6.34 5.09 0.08 69.93 12:21:01 0 19.27 0.00 5.81 2.54 0.09 72.30 12:21:01 1 19.01 0.00 6.18 6.84 0.10 67.87 12:21:01 2 16.46 1.63 6.54 4.64 0.09 70.64 12:21:01 3 19.99 0.00 5.97 1.96 0.07 72.01 12:21:01 4 16.98 0.00 6.20 2.76 0.09 73.98 12:21:01 5 16.67 0.00 6.09 8.53 0.09 68.62 12:21:01 6 19.88 0.00 6.44 5.94 0.07 67.66 12:21:01 7 18.57 0.00 7.49 7.52 0.09 66.33 12:22:01 all 56.82 0.00 7.19 0.95 0.09 34.95 12:22:01 0 54.88 0.00 7.47 0.07 0.08 37.50 12:22:01 1 58.60 0.00 7.05 2.53 0.08 31.74 12:22:01 2 56.93 0.00 6.79 0.25 0.08 35.94 12:22:01 3 54.57 0.00 7.42 1.35 0.08 36.58 12:22:01 4 57.35 0.00 7.15 0.57 0.10 34.83 12:22:01 5 55.67 0.00 7.08 2.36 0.10 34.79 12:22:01 6 58.27 0.00 6.91 0.30 0.08 34.43 12:22:01 7 58.36 0.00 7.64 0.13 0.08 33.78 12:23:01 all 22.69 0.27 5.30 2.38 0.08 69.28 12:23:01 0 21.88 0.12 5.06 3.55 0.07 69.33 12:23:01 1 25.89 0.00 5.46 0.44 0.08 68.13 12:23:01 2 26.74 0.00 5.08 1.40 0.08 66.69 12:23:01 3 22.58 1.13 4.86 0.03 0.07 71.34 12:23:01 4 20.63 0.00 5.28 1.64 0.08 72.37 12:23:01 5 22.63 0.49 4.72 0.84 0.08 71.23 12:23:01 6 21.13 0.42 6.20 0.77 0.08 71.39 12:23:01 7 20.08 0.00 5.79 10.33 0.08 63.71 12:24:01 all 7.47 0.00 2.18 0.85 0.08 89.43 12:24:01 0 3.88 0.00 1.54 0.40 0.07 94.12 12:24:01 1 15.17 0.00 3.35 0.20 0.08 81.20 12:24:01 2 3.73 0.00 1.51 1.68 0.08 93.00 12:24:01 3 8.83 0.00 1.93 2.86 0.08 86.29 12:24:01 4 6.64 0.00 3.49 0.43 0.08 89.35 12:24:01 5 6.60 0.00 1.68 0.25 0.05 91.42 12:24:01 6 3.43 0.00 1.42 0.47 0.05 94.63 12:24:01 7 11.56 0.00 2.51 0.49 0.07 85.37 Average: all 26.35 0.12 5.25 2.30 0.08 65.90 Average: 0 24.91 0.03 4.95 1.64 0.08 68.40 Average: 1 29.70 0.00 5.50 2.48 0.09 62.23 Average: 2 26.02 0.40 4.98 1.98 0.08 66.54 Average: 3 26.50 0.28 5.04 1.55 0.08 66.55 Average: 4 25.41 0.00 5.53 1.34 0.09 67.63 Average: 5 25.47 0.12 4.89 2.97 0.08 66.47 Average: 6 25.66 0.11 5.23 1.86 0.07 67.08 Average: 7 27.17 0.00 5.85 4.59 0.08 62.31