---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1489 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 49M 49M 0 100% /snap/snapd/26382 /dev/loop1 67M 67M 0 100% /snap/core24/1499 /dev/loop2 21M 21M 0 100% /snap/helm/504 ---> free -m: total used free shared buff/cache available Mem: 32167 1633 23892 2 6641 30076 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:83:4a:16 brd ff:ff:ff:ff:ff:ff inet 10.30.107.56/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:fe83:4a16/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:29:3d:10:be 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::42:29ff:fe3d:10be/64 scope link valid_lft forever preferred_lft forever 4: flannel.1: mtu 1408 qdisc noqueue state UNKNOWN group default link/ether 3e:74:1b:0f:e6:a9 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::3c74:1bff:fe0f:e6a9/64 scope link valid_lft forever preferred_lft forever 5: cni0: mtu 1408 qdisc noqueue state UP group default qlen 1000 link/ether 92:74:21:1a:ee:06 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::9074:21ff:fe1a:ee06/64 scope link valid_lft forever preferred_lft forever 7: veth82d9a172@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 6e:3c:ad:5b:eb:ea brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::6c3c:adff:fe5b:ebea/64 scope link valid_lft forever preferred_lft forever 8: veth53f0246b@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 9a:01:36:c5:70:b6 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::9801:36ff:fec5:70b6/64 scope link valid_lft forever preferred_lft forever 9: veth92ce8e9e@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether de:b0:61:a0:1d:54 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::dcb0:61ff:fea0:1d54/64 scope link valid_lft forever preferred_lft forever 13: veth0cc422d9@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether e2:95:48:9d:ae:0c brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::e095:48ff:fe9d:ae0c/64 scope link valid_lft forever preferred_lft forever 14: vethb1e3f1c3@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether ee:9a:67:d0:14:08 brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::ec9a:67ff:fed0:1408/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1489) 03/31/26 _x86_64_ (8 CPU) 12:53:02 LINUX RESTART (8 CPU) 12:54:00 tps rtps wtps bread/s bwrtn/s 12:55:01 429.21 41.27 387.94 2168.43 132215.83 12:56:01 185.85 0.02 185.84 0.13 79468.22 12:57:01 164.79 3.60 161.19 482.72 80725.21 12:58:01 103.13 19.86 83.27 725.48 37154.47 12:59:01 105.72 2.52 103.20 88.79 10657.69 Average: 198.51 13.55 184.96 698.01 68257.45 12:54:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:55:01 26595728 31032624 6343492 19.26 126700 4438156 2967568 9.01 2119092 3656856 615876 12:56:01 25530772 30840532 7408448 22.49 134644 5259452 3639500 11.05 2836320 3956636 545108 12:57:01 25827228 31026852 7111992 21.59 139444 5239692 3015996 9.16 2303548 4292132 552516 12:58:01 24897252 30843224 8041968 24.41 184420 5906488 3667136 11.13 2685512 4785176 35784 12:59:01 24549084 30872440 8390136 25.47 191692 6236644 3562744 10.82 2669500 5105712 179000 Average: 25480013 30923134 7459207 22.65 155380 5416086 3370589 10.23 2522794 4359302 385657 12:54:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:55:01 veth0cc422d9 0.13 0.51 0.01 0.04 0.00 0.00 0.00 0.00 12:55:01 vethed6e68f 188.95 306.92 16.65 1592.42 0.00 0.00 0.00 0.13 12:55:01 docker0 188.95 306.79 14.07 1592.41 0.00 0.00 0.00 0.00 12:55:01 veth53f0246b 2.56 3.43 0.87 1.18 0.00 0.00 0.00 0.00 12:56:01 veth0cc422d9 0.03 0.17 0.00 0.01 0.00 0.00 0.00 0.00 12:56:01 vethed6e68f 12.40 18.76 1.14 20.13 0.00 0.00 0.00 0.00 12:56:01 docker0 12.40 18.73 0.97 20.12 0.00 0.00 0.00 0.00 12:56:01 veth53f0246b 7.72 8.98 3.17 2.03 0.00 0.00 0.00 0.00 12:57:01 veth0cc422d9 0.00 0.07 0.00 0.00 0.00 0.00 0.00 0.00 12:57:01 docker0 0.03 0.07 0.00 0.01 0.00 0.00 0.00 0.00 12:57:01 veth53f0246b 7.03 8.55 2.75 1.72 0.00 0.00 0.00 0.00 12:57:01 cni0 66.69 62.49 50.14 119.34 0.00 0.00 1.03 0.00 12:58:01 veth0cc422d9 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:58:01 veth53f0246b 7.48 8.67 2.80 1.89 0.00 0.00 0.00 0.00 12:58:01 cni0 12.48 13.68 3.07 2.67 0.00 0.00 0.12 0.00 12:59:01 veth0cc422d9 0.00 0.07 0.00 0.00 0.00 0.00 0.00 0.00 12:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:59:01 veth53f0246b 7.27 8.50 2.78 1.80 0.00 0.00 0.00 0.00 12:59:01 cni0 11.91 13.33 3.03 2.43 0.00 0.00 0.07 0.00 Average: veth0cc422d9 0.04 0.19 0.00 0.01 0.00 0.00 0.00 0.00 Average: docker0 40.77 65.92 3.04 326.73 0.00 0.00 0.00 0.00 Average: veth53f0246b 6.40 7.61 2.47 1.72 0.00 0.00 0.00 0.00 Average: cni0 18.16 17.84 11.21 24.81 0.00 0.00 0.24 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1489) 03/31/26 _x86_64_ (8 CPU) 12:53:02 LINUX RESTART (8 CPU) 12:54:00 CPU %user %nice %system %iowait %steal %idle 12:55:01 all 13.81 0.00 4.78 11.26 0.12 70.04 12:55:01 0 14.64 0.00 4.66 3.77 0.10 76.83 12:55:01 1 14.25 0.00 5.39 11.42 0.13 68.81 12:55:01 2 13.10 0.00 5.11 20.81 0.12 60.87 12:55:01 3 14.81 0.00 4.51 8.04 0.13 72.50 12:55:01 4 13.94 0.00 4.96 7.73 0.10 73.27 12:55:01 5 14.71 0.00 4.27 16.91 0.15 63.96 12:55:01 6 12.32 0.00 4.55 13.56 0.13 69.43 12:55:01 7 12.70 0.00 4.74 7.88 0.10 74.57 12:56:01 all 41.15 0.00 5.13 3.04 0.11 50.57 12:56:01 0 44.44 0.00 5.82 2.49 0.12 47.13 12:56:01 1 39.98 0.00 5.08 6.18 0.10 48.66 12:56:01 2 38.51 0.00 5.16 2.52 0.10 53.71 12:56:01 3 41.39 0.00 4.95 7.38 0.12 46.16 12:56:01 4 37.90 0.00 4.92 4.23 0.12 52.84 12:56:01 5 43.28 0.00 5.33 0.23 0.12 51.05 12:56:01 6 39.66 0.00 5.02 1.01 0.10 54.21 12:56:01 7 44.09 0.00 4.79 0.25 0.08 50.78 12:57:01 all 30.08 0.23 5.61 3.65 0.10 60.33 12:57:01 0 26.84 0.00 5.70 1.70 0.08 65.67 12:57:01 1 29.09 0.00 6.01 6.89 0.10 57.91 12:57:01 2 30.95 0.00 5.12 1.25 0.10 62.58 12:57:01 3 28.80 0.86 4.63 2.54 0.08 63.08 12:57:01 4 29.86 0.00 6.42 7.73 0.10 55.89 12:57:01 5 35.21 0.42 5.71 2.28 0.10 56.28 12:57:01 6 30.20 0.00 6.37 1.79 0.08 61.57 12:57:01 7 29.63 0.51 4.91 5.06 0.12 59.78 12:58:01 all 5.82 0.00 2.64 2.58 0.10 88.86 12:58:01 0 9.36 0.00 2.21 1.57 0.13 86.73 12:58:01 1 4.83 0.00 2.47 7.97 0.10 84.62 12:58:01 2 4.69 0.00 2.96 0.71 0.10 91.54 12:58:01 3 3.77 0.00 4.02 2.93 0.08 89.20 12:58:01 4 8.23 0.00 1.92 3.68 0.10 86.06 12:58:01 5 5.37 0.00 1.84 0.30 0.08 92.40 12:58:01 6 6.55 0.00 1.90 2.98 0.10 88.47 12:58:01 7 3.73 0.00 3.87 0.52 0.07 91.82 12:59:01 all 10.50 0.00 1.30 2.23 0.08 85.89 12:59:01 0 13.48 0.00 1.37 0.87 0.03 84.26 12:59:01 1 7.71 0.00 1.22 1.63 0.08 89.35 12:59:01 2 14.09 0.00 1.22 0.69 0.08 83.92 12:59:01 3 18.41 0.00 1.79 3.99 0.10 75.72 12:59:01 4 5.78 0.00 1.04 2.51 0.05 90.62 12:59:01 5 10.09 0.00 1.29 2.41 0.07 86.14 12:59:01 6 9.75 0.00 1.32 3.13 0.10 85.69 12:59:01 7 4.69 0.00 1.14 2.60 0.08 91.48 Average: all 20.24 0.04 3.89 4.57 0.10 71.15 Average: 0 21.72 0.00 3.95 2.08 0.09 72.16 Average: 1 19.13 0.00 4.04 6.83 0.10 69.90 Average: 2 20.25 0.00 3.91 5.22 0.10 70.51 Average: 3 21.40 0.17 3.98 4.98 0.10 69.36 Average: 4 19.09 0.00 3.85 5.18 0.09 71.79 Average: 5 21.73 0.08 3.69 4.46 0.10 69.94 Average: 6 19.66 0.00 3.83 4.53 0.10 71.87 Average: 7 18.94 0.10 3.89 3.28 0.09 73.70