---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-8879 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 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 839 28838 0 2488 30896 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:c1:85:1b brd ff:ff:ff:ff:ff:ff inet 10.30.106.97/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fec1:851b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a1:23:aa:03 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-8879) 05/08/26 _x86_64_ (8 CPU) 05:46:20 LINUX RESTART (8 CPU) 05:47:01 tps rtps wtps bread/s bwrtn/s 05:48:01 170.35 19.35 151.01 432.06 69838.49 05:49:01 119.41 5.23 114.18 378.60 68345.68 05:50:01 3.87 1.03 2.83 21.60 1836.76 Average: 97.88 8.54 89.34 277.42 46673.64 05:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:48:01 29836344 31592780 3102876 9.42 79168 1979376 1959140 5.76 981932 1814992 185980 05:49:01 27718456 29611008 5220764 15.85 85796 2102632 3774320 11.10 2988508 1909284 260 05:50:01 27349776 29245252 5589444 16.97 85956 2104844 4091912 12.04 3352940 1910652 384 Average: 28301525 30149680 4637695 14.08 83640 2062284 3275124 9.64 2441127 1878309 62208 05:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:48:01 ens3 185.55 140.74 2059.83 29.32 0.00 0.00 0.00 0.00 05:48:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 05:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 ens3 526.53 331.44 1763.88 109.60 0.00 0.00 0.00 0.00 05:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 ens3 403.00 200.77 105.64 78.23 0.00 0.00 0.00 0.00 05:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 371.69 224.32 1309.78 72.38 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.07 0.07 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-8879) 05/08/26 _x86_64_ (8 CPU) 05:46:20 LINUX RESTART (8 CPU) 05:47:01 CPU %user %nice %system %iowait %steal %idle 05:48:01 all 13.65 0.00 1.13 1.93 0.04 83.25 05:48:01 0 38.37 0.00 2.47 1.23 0.07 57.87 05:48:01 1 23.17 0.00 1.54 3.63 0.05 71.61 05:48:01 2 13.30 0.00 1.00 0.77 0.05 84.88 05:48:01 3 6.43 0.00 0.90 2.48 0.03 90.16 05:48:01 4 11.67 0.00 1.31 6.80 0.05 80.18 05:48:01 5 5.82 0.00 0.97 0.33 0.03 92.85 05:48:01 6 4.79 0.00 0.38 0.10 0.02 94.71 05:48:01 7 5.59 0.00 0.47 0.10 0.02 93.83 05:49:01 all 24.85 0.00 1.14 0.90 0.06 73.05 05:49:01 0 10.98 0.00 1.19 5.18 0.07 82.59 05:49:01 1 24.10 0.00 0.77 0.00 0.07 75.06 05:49:01 2 49.99 0.00 2.59 0.35 0.08 46.98 05:49:01 3 21.72 0.00 1.78 0.67 0.05 75.78 05:49:01 4 31.14 0.00 0.42 0.68 0.08 67.68 05:49:01 5 25.35 0.00 0.79 0.23 0.05 73.58 05:49:01 6 17.41 0.00 0.88 0.12 0.05 81.54 05:49:01 7 18.12 0.00 0.67 0.00 0.05 81.16 05:50:01 all 17.69 0.00 0.47 0.03 0.05 81.76 05:50:01 0 17.43 0.00 0.57 0.15 0.05 81.80 05:50:01 1 16.47 0.00 0.40 0.00 0.05 83.08 05:50:01 2 11.99 0.00 0.33 0.00 0.03 87.64 05:50:01 3 19.20 0.00 0.47 0.05 0.07 80.21 05:50:01 4 11.35 0.00 0.23 0.00 0.02 88.40 05:50:01 5 36.51 0.00 0.78 0.03 0.07 62.61 05:50:01 6 16.30 0.00 0.53 0.00 0.05 83.12 05:50:01 7 12.24 0.00 0.48 0.00 0.05 87.22 Average: all 18.73 0.00 0.91 0.95 0.05 79.35 Average: 0 22.27 0.00 1.41 2.19 0.06 74.07 Average: 1 21.25 0.00 0.90 1.21 0.06 76.59 Average: 2 25.09 0.00 1.31 0.37 0.06 73.17 Average: 3 15.80 0.00 1.05 1.06 0.05 82.04 Average: 4 18.06 0.00 0.65 2.49 0.05 78.75 Average: 5 22.56 0.00 0.85 0.20 0.05 76.34 Average: 6 12.83 0.00 0.60 0.07 0.04 86.45 Average: 7 11.98 0.00 0.54 0.03 0.04 87.41