---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1618 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 688K 394M 1% /run /dev/vda1 20G 11G 8.5G 57% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 477 735 0 2730 3195 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:b6:6c:69 brd ff:ff:ff:ff:ff:ff inet 10.32.7.71/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85877sec preferred_lft 85877sec inet6 fe80::f816:3eff:feb6:6c69/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:11:4c:af:46 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::42:11ff:fe4c:af46/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1618) 12/04/23 _x86_64_ (4 CPU) 18:46:08 LINUX RESTART (4 CPU) 18:47:01 tps rtps wtps bread/s bwrtn/s 18:48:01 77.54 14.26 63.27 983.17 10122.98 18:49:01 73.34 34.76 38.58 2854.46 6981.10 18:50:01 10.08 0.00 10.08 0.00 407.67 18:51:01 8.78 0.00 8.78 0.00 329.15 18:52:01 46.19 8.97 37.23 718.55 6250.56 18:53:01 115.38 93.07 22.31 4169.25 5267.10 18:54:01 186.44 56.69 129.75 3514.64 76203.23 Average: 73.97 29.68 44.29 1748.78 15082.70 18:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:48:01 1448820 3305652 2589836 64.13 58716 1945868 917732 18.04 635756 1757588 173156 18:49:01 1240852 3197800 2797804 69.28 61160 2040432 1033312 20.31 773180 1821760 2340 18:50:01 1226352 3190592 2812304 69.63 62904 2045132 1033312 20.31 781588 1825552 804 18:51:01 1219136 3189744 2819520 69.81 64520 2049120 1052116 20.68 784012 1828688 2180 18:52:01 203676 2381784 3834980 94.96 67532 2248116 1764164 34.68 1668964 1945704 10760 18:53:01 448180 2604800 3590476 88.90 74736 2220184 1502500 29.53 1509508 1860836 112032 18:54:01 798128 3241600 3240528 80.24 90384 2490124 984568 19.35 1166340 1852968 109488 Average: 940735 3015996 3097921 76.71 68565 2148425 1183958 23.27 1045621 1841871 58680 18:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:48:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 18:48:01 ens3 61.81 56.94 908.64 7.02 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 lo 2.73 2.73 0.25 0.25 0.00 0.00 0.00 0.00 18:49:01 ens3 176.57 162.61 318.41 40.81 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:50:01 ens3 62.49 84.54 79.45 13.64 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:51:01 ens3 54.47 78.37 64.60 12.59 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 18:52:01 ens3 476.82 445.76 2851.93 84.58 0.00 0.00 0.00 0.00 18:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 18:53:01 ens3 600.12 338.51 661.56 115.07 0.00 0.00 0.00 0.00 18:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 lo 4.40 4.40 0.39 0.39 0.00 0.00 0.00 0.00 18:54:01 ens3 546.73 711.96 4868.76 4089.76 0.00 0.00 0.00 0.00 18:54:01 docker0 0.00 0.15 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 282.74 268.41 1393.47 623.49 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1618) 12/04/23 _x86_64_ (4 CPU) 18:46:08 LINUX RESTART (4 CPU) 18:47:01 CPU %user %nice %system %iowait %steal %idle 18:48:01 all 19.05 0.00 1.35 2.32 0.05 77.22 18:48:01 0 2.72 0.00 0.70 7.74 0.02 88.82 18:48:01 1 21.37 0.00 1.43 0.20 0.05 76.95 18:48:01 2 29.50 0.00 2.09 0.30 0.08 68.03 18:48:01 3 22.66 0.00 1.19 1.04 0.05 75.06 18:49:01 all 12.90 0.00 0.86 1.37 0.05 84.81 18:49:01 0 9.92 0.00 0.70 0.67 0.05 88.66 18:49:01 1 11.57 0.00 0.70 1.02 0.05 86.66 18:49:01 2 20.02 0.00 1.39 2.28 0.07 76.25 18:49:01 3 10.12 0.00 0.67 1.50 0.05 87.66 18:50:01 all 3.89 0.00 0.20 0.04 0.03 95.84 18:50:01 0 2.46 0.00 0.17 0.10 0.02 97.25 18:50:01 1 6.37 0.00 0.48 0.00 0.03 93.11 18:50:01 2 2.37 0.00 0.10 0.05 0.03 97.44 18:50:01 3 4.32 0.00 0.03 0.00 0.02 95.63 18:51:01 all 4.09 0.00 0.20 0.05 0.02 95.63 18:51:01 0 3.67 0.00 0.13 0.12 0.02 96.06 18:51:01 1 4.55 0.00 0.30 0.02 0.03 95.10 18:51:01 2 5.57 0.00 0.23 0.10 0.03 94.07 18:51:01 3 2.55 0.00 0.18 0.00 0.02 97.25 18:52:01 all 42.64 0.00 1.66 0.56 0.10 55.04 18:52:01 0 49.68 0.00 1.02 0.65 0.10 48.55 18:52:01 1 36.57 0.00 1.97 0.92 0.08 60.46 18:52:01 2 39.23 0.00 1.96 0.64 0.10 58.08 18:52:01 3 45.09 0.00 1.70 0.02 0.08 53.11 18:53:01 all 38.70 0.00 1.84 6.23 0.09 53.13 18:53:01 0 33.20 0.00 2.04 5.31 0.10 59.36 18:53:01 1 40.10 0.00 1.65 7.40 0.08 50.77 18:53:01 2 34.51 0.00 2.04 5.16 0.08 58.20 18:53:01 3 47.01 0.00 1.64 7.05 0.10 44.21 18:54:01 all 29.57 0.00 4.36 3.16 0.09 62.82 18:54:01 0 39.80 0.00 4.85 2.22 0.10 53.03 18:54:01 1 16.70 0.00 4.00 1.92 0.07 77.32 18:54:01 2 40.35 0.00 4.35 3.14 0.12 52.03 18:54:01 3 21.38 0.00 4.25 5.39 0.08 68.90 Average: all 21.54 0.00 1.50 1.96 0.06 74.95 Average: 0 20.20 0.00 1.37 2.40 0.06 75.97 Average: 1 19.61 0.00 1.50 1.64 0.06 77.19 Average: 2 24.46 0.00 1.73 1.66 0.07 72.07 Average: 3 21.87 0.00 1.38 2.14 0.06 74.56