---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-18984 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 1642 23931 2 6592 30067 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:6e:d2:c5 brd ff:ff:ff:ff:ff:ff inet 10.30.107.166/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85969sec preferred_lft 85969sec inet6 fe80::f816:3eff:fe6e:d2c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:df:41:90:f0 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:dfff:fe41:90f0/64 scope link valid_lft forever preferred_lft forever 4: flannel.1: mtu 1408 qdisc noqueue state UNKNOWN group default link/ether fa:e9:a8:72:d7:4f 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::f8e9:a8ff:fe72:d74f/64 scope link valid_lft forever preferred_lft forever 5: cni0: mtu 1408 qdisc noqueue state UP group default qlen 1000 link/ether 92:c0:9e:13:86:b7 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::90c0:9eff:fe13:86b7/64 scope link valid_lft forever preferred_lft forever 6: vethdb7de3f5@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether c2:6b:25:f2:59:07 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::c06b:25ff:fef2:5907/64 scope link valid_lft forever preferred_lft forever 7: veth301c9706@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 56:8a:c1:b8:7b:0f brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::548a:c1ff:feb8:7b0f/64 scope link valid_lft forever preferred_lft forever 8: veth24f681b6@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 3a:23:84:15:a0:d5 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::3823:84ff:fe15:a0d5/64 scope link valid_lft forever preferred_lft forever 13: vethec9b5b92@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 02:cc:5a:6b:e5:e3 brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::cc:5aff:fe6b:e5e3/64 scope link valid_lft forever preferred_lft forever 14: vethdadd15ce@if2: mtu 1408 qdisc noqueue master cni0 state UP group default link/ether 5e:63:4e:ca:00:b9 brd ff:ff:ff:ff:ff:ff link-netnsid 7 inet6 fe80::5c63:4eff:feca:b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-18984) 12/09/25 _x86_64_ (8 CPU) 09:52:36 LINUX RESTART (8 CPU) 09:53:02 tps rtps wtps bread/s bwrtn/s 09:54:01 381.60 118.93 262.67 6438.50 59190.51 09:55:01 436.43 3.58 432.84 395.53 88997.97 09:56:01 74.81 0.03 74.78 0.27 25333.29 09:57:01 174.17 3.53 170.64 485.39 89837.56 09:58:01 82.99 21.81 61.17 744.41 13959.01 09:59:01 106.82 0.47 106.35 65.59 13380.30 Average: 208.98 24.46 184.52 1340.75 48419.22 09:53:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:54:01 29038764 31299624 3900456 11.84 55100 2503604 2096160 6.36 1622244 1943164 315492 09:55:01 25619420 30640108 7319800 22.22 133016 4983328 3745464 11.37 2853336 3858644 555080 09:56:01 24820296 30965968 8118924 24.65 135812 6058612 2888448 8.77 3074236 4391172 998844 09:57:01 25470196 30923848 7469024 22.68 140300 5473184 3309992 10.05 2407580 4518832 544 09:58:01 24782240 30758012 8156980 24.76 189380 5922052 3659772 11.11 2783588 4791664 54688 09:59:01 24539388 30762096 8399832 25.50 195864 6137908 3614792 10.97 2791172 5000364 69868 Average: 25711717 30891609 7227503 21.94 141579 5179781 3219105 9.77 2588693 4083973 332419 09:53:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:54:01 lo 134.94 134.94 62.13 62.13 0.00 0.00 0.00 0.00 09:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:54:01 ens3 511.88 370.84 5623.59 81.84 0.00 0.00 0.00 0.00 09:55:01 flannel.1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:55:01 veth301c9706 3.30 4.30 0.39 0.84 0.00 0.00 0.00 0.00 09:55:01 lo 122.18 122.18 228.95 228.95 0.00 0.00 0.00 0.00 09:55:01 vethec9b5b92 0.13 0.37 0.01 0.03 0.00 0.00 0.00 0.00 09:56:01 flannel.1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:56:01 veth301c9706 2.92 3.37 0.27 0.29 0.00 0.00 0.00 0.00 09:56:01 lo 12.20 12.20 4.05 4.05 0.00 0.00 0.00 0.00 09:56:01 vethec9b5b92 0.03 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:57:01 flannel.1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:57:01 veth301c9706 3.08 3.20 0.28 0.28 0.00 0.00 0.00 0.00 09:57:01 lo 17.70 17.70 4.79 4.79 0.00 0.00 0.00 0.00 09:57:01 vethec9b5b92 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 09:58:01 flannel.1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:58:01 veth301c9706 3.13 3.45 0.29 0.40 0.00 0.00 0.00 0.00 09:58:01 lo 44.28 44.28 17.96 17.96 0.00 0.00 0.00 0.00 09:58:01 vethec9b5b92 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:59:01 flannel.1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:59:01 veth301c9706 3.05 3.33 0.28 0.29 0.00 0.00 0.00 0.00 09:59:01 lo 20.76 20.76 5.31 5.31 0.00 0.00 0.00 0.00 09:59:01 vethec9b5b92 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: flannel.1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth301c9706 2.59 2.95 0.25 0.35 0.00 0.00 0.00 0.00 Average: lo 58.46 58.46 53.84 53.84 0.00 0.00 0.00 0.00 Average: vethec9b5b92 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-18984) 12/09/25 _x86_64_ (8 CPU) 09:52:36 LINUX RESTART (8 CPU) 09:53:02 CPU %user %nice %system %iowait %steal %idle 09:54:01 all 10.23 0.84 2.56 3.65 0.06 82.67 09:54:01 0 12.54 1.67 2.16 1.05 0.07 82.51 09:54:01 1 14.18 0.00 2.75 9.96 0.05 73.06 09:54:01 2 11.41 0.00 2.43 0.42 0.05 85.69 09:54:01 3 9.77 1.69 2.62 4.06 0.05 81.81 09:54:01 4 6.79 0.00 1.91 7.54 0.05 83.71 09:54:01 5 6.58 3.32 2.93 1.09 0.05 86.02 09:54:01 6 10.23 0.00 3.26 3.67 0.05 82.79 09:54:01 7 10.30 0.00 2.40 1.40 0.05 85.84 09:55:01 all 30.62 0.00 6.79 11.54 0.11 50.94 09:55:01 0 31.58 0.00 7.47 18.85 0.10 41.99 09:55:01 1 30.46 0.00 6.42 8.38 0.12 54.62 09:55:01 2 29.53 0.00 6.63 6.38 0.10 57.36 09:55:01 3 29.19 0.00 6.55 9.36 0.14 54.76 09:55:01 4 30.26 0.00 6.76 15.19 0.12 47.66 09:55:01 5 31.58 0.00 6.83 14.27 0.12 47.20 09:55:01 6 31.50 0.00 6.65 8.47 0.10 53.28 09:55:01 7 30.82 0.00 6.96 11.48 0.12 50.63 09:56:01 all 50.44 0.00 6.52 0.53 0.12 42.39 09:56:01 0 48.21 0.00 6.10 0.08 0.12 45.48 09:56:01 1 49.81 0.00 6.69 0.10 0.13 43.26 09:56:01 2 55.72 0.00 6.76 0.08 0.12 37.32 09:56:01 3 49.28 0.00 6.48 0.40 0.12 43.72 09:56:01 4 49.71 0.00 6.94 0.77 0.12 42.46 09:56:01 5 53.40 0.00 6.87 0.10 0.13 39.50 09:56:01 6 48.90 0.00 6.13 2.01 0.12 42.84 09:56:01 7 48.48 0.00 6.23 0.69 0.13 44.47 09:57:01 all 6.00 0.23 3.10 7.65 0.08 82.94 09:57:01 0 4.07 0.00 4.88 15.49 0.08 75.47 09:57:01 1 7.06 0.00 2.77 4.20 0.07 85.90 09:57:01 2 9.71 1.51 2.45 0.81 0.07 85.45 09:57:01 3 5.56 0.00 2.50 15.29 0.15 76.50 09:57:01 4 5.55 0.00 3.41 3.07 0.05 87.92 09:57:01 5 5.91 0.34 2.88 11.42 0.07 79.39 09:57:01 6 5.94 0.00 2.82 4.07 0.08 87.09 09:57:01 7 4.19 0.00 3.06 6.82 0.08 85.85 09:58:01 all 6.18 0.00 2.26 1.87 0.07 89.63 09:58:01 0 3.27 0.00 1.99 3.87 0.07 90.80 09:58:01 1 8.51 0.00 2.30 1.66 0.08 87.45 09:58:01 2 10.19 0.00 2.45 1.12 0.08 86.16 09:58:01 3 3.86 0.00 2.89 1.41 0.07 91.77 09:58:01 4 3.61 0.00 1.71 0.97 0.07 93.64 09:58:01 5 5.40 0.00 1.93 1.12 0.07 91.49 09:58:01 6 6.56 0.00 1.58 0.74 0.07 91.05 09:58:01 7 8.07 0.00 3.25 4.02 0.07 84.59 09:59:01 all 8.90 0.00 1.10 3.33 0.06 86.60 09:59:01 0 7.57 0.00 1.10 2.09 0.03 89.21 09:59:01 1 16.14 0.00 1.51 3.47 0.07 78.82 09:59:01 2 18.43 0.00 1.57 5.18 0.08 74.73 09:59:01 3 7.93 0.00 1.24 9.40 0.07 81.36 09:59:01 4 8.87 0.00 1.11 1.63 0.08 88.31 09:59:01 5 4.82 0.00 1.00 1.44 0.05 92.69 09:59:01 6 4.08 0.00 0.67 1.01 0.03 94.21 09:59:01 7 3.34 0.00 0.68 2.47 0.03 93.48 Average: all 18.72 0.18 3.72 4.75 0.08 72.55 Average: 0 17.86 0.27 3.95 6.88 0.08 70.96 Average: 1 21.02 0.00 3.74 4.61 0.09 70.54 Average: 2 22.50 0.25 3.71 2.34 0.08 71.12 Average: 3 17.60 0.28 3.71 6.66 0.10 71.66 Average: 4 17.46 0.00 3.63 4.84 0.08 73.99 Average: 5 17.92 0.60 3.73 4.88 0.08 72.78 Average: 6 17.89 0.00 3.52 3.32 0.08 75.19 Average: 7 17.51 0.00 3.76 4.48 0.08 74.17