---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4799 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 712K 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / 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 842 28728 0 2595 30888 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:36:57:60 brd ff:ff:ff:ff:ff:ff inet 10.30.106.130/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe36:5760/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:87:cc:e8:b5 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-4799) 07/03/26 _x86_64_ (8 CPU) 09:00:22 LINUX RESTART (8 CPU) 09:01:02 tps rtps wtps bread/s bwrtn/s 09:02:01 173.33 18.03 155.30 377.02 89318.83 09:03:01 141.20 9.56 131.64 544.09 43136.55 09:04:01 34.91 4.22 30.69 150.64 1765.44 Average: 116.16 10.56 105.60 357.15 44491.20 09:01:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:02:01 29927136 31730252 3012084 9.14 79256 2024116 1331532 3.92 831612 1872636 249032 09:03:01 27797020 29907460 5142200 15.61 93496 2305408 3401748 10.01 2715256 2090952 13856 09:04:01 29413160 31623216 3526060 10.70 96744 2400872 1418876 4.17 1043236 2148128 108424 Average: 29045772 31086976 3893448 11.82 89832 2243465 2050719 6.03 1530035 2037239 123771 09:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 ens3 138.52 104.08 1764.71 21.50 0.00 0.00 0.00 0.00 09:02:01 lo 1.42 1.42 0.17 0.17 0.00 0.00 0.00 0.00 09:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 ens3 647.12 434.34 4223.47 117.39 0.00 0.00 0.00 0.00 09:03:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 09:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 ens3 159.82 110.66 100.83 43.70 0.00 0.00 0.00 0.00 09:04:01 lo 15.38 15.38 1.85 1.85 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: ens3 316.16 217.00 2031.27 61.09 0.00 0.00 0.00 0.00 Average: lo 5.76 5.76 0.69 0.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4799) 07/03/26 _x86_64_ (8 CPU) 09:00:22 LINUX RESTART (8 CPU) 09:01:02 CPU %user %nice %system %iowait %steal %idle 09:02:01 all 9.31 0.00 0.84 1.55 0.03 88.26 09:02:01 0 2.68 0.00 0.37 0.02 0.02 96.91 09:02:01 1 6.61 0.00 0.59 0.03 0.05 92.71 09:02:01 2 5.78 0.00 0.93 1.19 0.03 92.06 09:02:01 3 10.37 0.00 0.73 3.57 0.03 85.30 09:02:01 4 21.43 0.00 1.42 0.59 0.05 76.51 09:02:01 5 23.36 0.00 1.83 0.54 0.07 74.19 09:02:01 6 2.04 0.00 0.37 4.65 0.03 92.90 09:02:01 7 2.17 0.00 0.49 1.88 0.02 95.44 09:03:01 all 30.22 0.00 1.47 0.36 0.07 67.88 09:03:01 0 26.73 0.00 0.97 0.00 0.05 72.25 09:03:01 1 29.66 0.00 1.76 0.28 0.08 68.22 09:03:01 2 39.32 0.00 2.70 1.61 0.10 56.27 09:03:01 3 32.89 0.00 1.10 0.12 0.07 65.83 09:03:01 4 25.45 0.00 1.61 0.00 0.05 72.89 09:03:01 5 34.14 0.00 0.70 0.75 0.05 64.36 09:03:01 6 25.61 0.00 1.22 0.02 0.07 73.08 09:03:01 7 28.00 0.00 1.72 0.05 0.08 70.14 09:04:01 all 23.57 0.00 1.01 0.14 0.05 75.23 09:04:01 0 22.07 0.00 1.53 0.03 0.05 76.32 09:04:01 1 19.61 0.00 0.99 0.77 0.05 78.59 09:04:01 2 28.42 0.00 0.78 0.03 0.05 70.71 09:04:01 3 23.75 0.00 1.07 0.13 0.05 75.00 09:04:01 4 17.60 0.00 0.88 0.02 0.05 81.45 09:04:01 5 16.05 0.00 0.67 0.08 0.08 83.12 09:04:01 6 29.81 0.00 0.94 0.05 0.05 69.15 09:04:01 7 31.22 0.00 1.20 0.07 0.07 67.44 Average: all 21.09 0.00 1.11 0.68 0.05 77.07 Average: 0 17.24 0.00 0.96 0.02 0.04 81.74 Average: 1 18.68 0.00 1.11 0.36 0.06 79.78 Average: 2 24.59 0.00 1.47 0.94 0.06 72.93 Average: 3 22.40 0.00 0.97 1.26 0.05 75.32 Average: 4 21.49 0.00 1.30 0.20 0.05 76.96 Average: 5 24.52 0.00 1.06 0.46 0.07 73.89 Average: 6 19.24 0.00 0.85 1.56 0.05 78.30 Average: 7 20.56 0.00 1.14 0.66 0.06 77.58