---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-2248 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 12G 144G 8% / 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 834 27289 0 4042 30876 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:10:c8:e6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.130/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe10:c8e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8f:f2:c6:8c 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::42:8fff:fef2:c68c/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-2248) 08/03/26 _x86_64_ (8 CPU) 11:29:22 LINUX RESTART (8 CPU) 11:30:01 tps rtps wtps bread/s bwrtn/s 11:31:01 196.65 40.73 155.92 2994.57 98938.58 11:32:01 380.21 39.27 340.94 2447.98 37805.13 11:33:01 115.78 4.85 110.93 548.71 43424.63 Average: 230.89 28.28 202.60 1997.11 60054.88 11:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:31:01 29895368 31739912 3043852 9.24 77656 2067724 1421180 4.18 843520 1888388 336364 11:32:01 27480096 30344640 5459124 16.57 104532 3038716 2647364 7.79 2631000 2459856 473632 11:33:01 27970444 31630788 4968776 15.08 115852 3801028 1705324 5.02 1604588 2960240 13000 Average: 28448636 31238447 4490584 13.63 99347 2969156 1924623 5.66 1693036 2436161 274332 11:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:31:01 ens3 118.15 81.00 1707.51 18.53 0.00 0.00 0.00 0.00 11:31:01 lo 2.60 2.60 0.27 0.27 0.00 0.00 0.00 0.00 11:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:32:01 ens3 318.96 238.65 7092.20 23.91 0.00 0.00 0.00 0.00 11:32:01 lo 243.42 243.42 43.79 43.79 0.00 0.00 0.00 0.00 11:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:33:01 ens3 143.34 78.65 1960.11 9.27 0.00 0.00 0.00 0.00 11:33:01 veth349e8c2 0.12 0.38 0.01 0.03 0.00 0.00 0.00 0.00 11:33:01 lo 50.52 50.52 8.67 8.67 0.00 0.00 0.00 0.00 11:33:01 docker0 5.65 7.40 0.68 1.03 0.00 0.00 0.00 0.00 Average: ens3 193.49 132.78 3586.80 17.24 0.00 0.00 0.00 0.00 Average: veth349e8c2 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 98.86 98.86 17.58 17.58 0.00 0.00 0.00 0.00 Average: docker0 1.88 2.47 0.23 0.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-2248) 08/03/26 _x86_64_ (8 CPU) 11:29:22 LINUX RESTART (8 CPU) 11:30:01 CPU %user %nice %system %iowait %steal %idle 11:31:01 all 10.18 0.00 0.95 2.19 0.04 86.65 11:31:01 0 6.84 0.00 0.82 0.12 0.03 92.20 11:31:01 1 7.65 0.00 0.75 7.32 0.08 84.20 11:31:01 2 31.16 0.00 2.32 1.57 0.07 64.88 11:31:01 3 23.46 0.00 1.67 0.58 0.03 74.25 11:31:01 4 3.17 0.00 0.67 0.48 0.02 95.67 11:31:01 5 5.75 0.00 0.52 0.27 0.03 93.43 11:31:01 6 1.15 0.00 0.50 6.45 0.03 91.87 11:31:01 7 2.23 0.00 0.37 0.75 0.02 96.63 11:32:01 all 36.80 0.00 1.88 0.95 0.10 60.27 11:32:01 0 33.40 0.00 1.42 0.02 0.10 65.06 11:32:01 1 41.41 0.00 2.08 1.26 0.10 55.15 11:32:01 2 36.70 0.00 1.46 1.16 0.08 60.60 11:32:01 3 35.84 0.00 1.35 0.17 0.10 62.54 11:32:01 4 32.34 0.00 2.23 2.60 0.08 62.74 11:32:01 5 44.32 0.00 3.01 1.02 0.12 51.53 11:32:01 6 39.51 0.00 1.66 0.77 0.08 57.98 11:32:01 7 30.93 0.00 1.78 0.64 0.08 66.57 11:33:01 all 21.49 0.00 2.02 0.68 0.08 75.73 11:33:01 0 11.19 0.00 1.29 0.05 0.07 87.40 11:33:01 1 38.69 0.00 3.18 0.07 0.08 57.98 11:33:01 2 18.57 0.00 2.13 1.14 0.07 78.09 11:33:01 3 19.69 0.00 1.52 1.52 0.07 77.20 11:33:01 4 21.78 0.00 1.84 1.54 0.08 74.76 11:33:01 5 19.58 0.00 2.01 0.12 0.07 78.23 11:33:01 6 29.21 0.00 2.68 0.10 0.12 67.90 11:33:01 7 13.21 0.00 1.52 0.94 0.08 84.25 Average: all 22.81 0.00 1.61 1.28 0.07 74.23 Average: 0 17.14 0.00 1.17 0.06 0.07 81.56 Average: 1 29.24 0.00 2.00 2.88 0.09 65.78 Average: 2 28.81 0.00 1.97 1.29 0.07 67.85 Average: 3 26.33 0.00 1.51 0.76 0.07 71.33 Average: 4 19.07 0.00 1.58 1.54 0.06 77.76 Average: 5 23.17 0.00 1.84 0.47 0.07 74.44 Average: 6 23.27 0.00 1.61 2.44 0.08 72.60 Average: 7 15.44 0.00 1.22 0.77 0.06 82.51