---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-3943 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 712K 3.2G 1% /run /dev/vda1 155G 13G 143G 9% / 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 860 26518 0 4788 30850 Swap: 1023 0 1023 ---> 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:db:69:37 brd ff:ff:ff:ff:ff:ff inet 10.30.106.251/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fedb:6937/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cc:2b:c5:50 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 ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-3943) 04/05/26 _x86_64_ (8 CPU) 12:20:45 LINUX RESTART (8 CPU) 12:21:01 tps rtps wtps bread/s bwrtn/s 12:22:02 411.95 73.97 337.98 5304.05 127561.14 12:23:01 184.54 22.15 162.40 818.57 69249.69 12:24:01 122.31 6.02 116.30 848.93 92742.68 12:25:01 41.96 1.07 40.89 82.25 3006.03 Average: 190.22 25.82 164.40 1767.40 73156.16 12:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:22:02 30143428 31710008 2795792 8.49 69788 1807920 1436436 4.23 839732 1665740 168116 12:23:01 27075628 29945576 5863592 17.80 97304 3043840 3732316 10.98 2697172 2782708 916892 12:24:01 24506092 29276344 8433128 25.60 108796 4860936 7187852 21.15 3424908 4524136 632 12:25:01 27172496 31612752 5766724 17.51 111644 4542760 1460460 4.30 1152132 4170216 16512 Average: 27224411 30636170 5714809 17.35 96883 3563864 3454266 10.16 2028486 3285700 275538 12:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:22:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:02 lo 2.20 2.20 0.24 0.24 0.00 0.00 0.00 0.00 12:22:02 ens3 394.45 268.07 1787.96 77.19 0.00 0.00 0.00 0.00 12:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:23:01 lo 4.32 4.32 0.60 0.60 0.00 0.00 0.00 0.00 12:23:01 ens3 727.67 472.94 10536.53 87.13 0.00 0.00 0.00 0.00 12:24:01 br-b0e9e42614f6 5.87 11.53 0.78 0.95 0.00 0.00 0.00 0.00 12:24:01 veth7b68a2b 0.17 0.40 0.01 0.03 0.00 0.00 0.00 0.00 12:24:01 veth28a2afb 0.00 0.22 0.00 0.01 0.00 0.00 0.00 0.00 12:24:01 veth564110a 37.93 31.99 3.61 5.93 0.00 0.00 0.00 0.00 12:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 lo 44.43 44.43 4.20 4.20 0.00 0.00 0.00 0.00 12:25:01 ens3 1711.65 1149.28 14163.00 284.72 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 10.40 10.40 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 428.44 287.09 3555.28 71.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-3943) 04/05/26 _x86_64_ (8 CPU) 12:20:45 LINUX RESTART (8 CPU) 12:21:01 CPU %user %nice %system %iowait %steal %idle 12:22:02 all 10.48 0.00 1.35 2.85 0.04 85.27 12:22:02 0 31.49 0.00 2.41 4.45 0.07 61.58 12:22:02 1 20.75 0.00 3.21 0.55 0.03 75.46 12:22:02 2 9.22 0.00 0.80 0.40 0.05 89.52 12:22:02 3 2.66 0.00 0.89 12.04 0.05 84.36 12:22:02 4 4.58 0.00 1.39 2.67 0.02 91.35 12:22:02 5 1.59 0.00 0.40 0.82 0.03 97.16 12:22:02 6 6.07 0.00 0.89 1.22 0.08 91.74 12:22:02 7 7.53 0.00 0.82 0.67 0.02 90.97 12:23:01 all 27.96 0.00 2.56 0.93 0.06 68.49 12:23:01 0 28.71 0.00 2.96 0.15 0.05 68.13 12:23:01 1 29.76 0.00 2.99 0.19 0.07 66.99 12:23:01 2 25.79 0.00 2.81 1.65 0.07 69.68 12:23:01 3 31.23 0.00 2.44 3.94 0.09 62.32 12:23:01 4 28.22 0.00 1.77 0.05 0.07 69.89 12:23:01 5 22.15 0.00 1.75 0.53 0.07 75.50 12:23:01 6 38.77 0.00 3.77 0.90 0.07 56.50 12:23:01 7 19.10 0.00 1.97 0.05 0.07 78.81 12:24:01 all 8.55 0.00 2.70 1.22 0.06 87.47 12:24:01 0 8.07 0.00 2.76 0.12 0.07 88.99 12:24:01 1 8.19 0.00 2.12 0.64 0.07 88.99 12:24:01 2 5.74 0.00 3.64 8.29 0.07 82.27 12:24:01 3 9.68 0.00 2.55 0.08 0.05 87.64 12:24:01 4 8.17 0.00 2.23 0.05 0.05 89.50 12:24:01 5 7.37 0.00 2.91 0.27 0.05 89.41 12:24:01 6 10.07 0.00 2.97 0.23 0.05 86.68 12:24:01 7 11.06 0.00 2.43 0.12 0.07 86.33 12:25:01 all 7.40 0.00 1.07 0.17 0.05 91.32 12:25:01 0 14.08 0.00 1.20 0.07 0.05 84.60 12:25:01 1 4.94 0.00 1.02 0.03 0.05 93.96 12:25:01 2 3.72 0.00 0.63 0.28 0.05 95.31 12:25:01 3 15.66 0.00 1.50 0.17 0.05 82.63 12:25:01 4 13.48 0.00 1.35 0.10 0.05 85.02 12:25:01 5 2.09 0.00 1.20 0.62 0.05 96.04 12:25:01 6 1.62 0.00 0.85 0.03 0.07 97.43 12:25:01 7 3.70 0.00 0.81 0.02 0.03 95.44 Average: all 13.53 0.00 1.92 1.29 0.05 83.21 Average: 0 20.56 0.00 2.33 1.20 0.06 75.85 Average: 1 15.84 0.00 2.33 0.35 0.05 81.42 Average: 2 11.06 0.00 1.96 2.65 0.06 84.27 Average: 3 14.74 0.00 1.84 4.05 0.06 79.31 Average: 4 13.55 0.00 1.68 0.72 0.05 84.00 Average: 5 8.23 0.00 1.57 0.56 0.05 89.59 Average: 6 14.01 0.00 2.11 0.60 0.07 83.22 Average: 7 10.28 0.00 1.50 0.21 0.05 87.95