---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2887 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 11G 9.2G 53% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 536 4025 0 3414 7141 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:6b:22:ed brd ff:ff:ff:ff:ff:ff inet 10.32.7.132/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85985sec preferred_lft 85985sec inet6 fe80::f816:3eff:fe6b:22ed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:21:a0:1b:56 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::42:21ff:fea0:1b56/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2887) 09/05/25 _x86_64_ (4 CPU) 10:17:00 LINUX RESTART (4 CPU) 10:18:01 tps rtps wtps bread/s bwrtn/s 10:19:01 50.89 3.40 47.49 57.72 5752.24 10:20:01 87.29 34.56 52.73 2424.66 10264.45 10:21:01 22.43 10.51 11.91 792.80 3740.31 10:22:01 50.86 3.00 47.86 379.80 37837.03 10:23:01 70.19 0.92 69.28 52.38 24190.60 Average: 56.33 10.48 45.86 741.51 16356.98 10:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:19:01 5714832 7424180 2452588 30.03 53052 1826036 962556 10.44 584440 1680704 173548 10:20:01 5394500 7276972 2772920 33.95 62588 1981716 1114376 12.09 766768 1802404 13024 10:21:01 4277956 6284592 3889464 47.62 65600 2098820 1960120 21.27 1815044 1856724 6272 10:22:01 3669388 6688612 4498032 55.07 79476 3069268 1568012 17.01 1527548 2701944 85024 10:23:01 4094100 7281464 4073320 49.87 84360 3227652 1075280 11.67 1184996 2616020 28584 Average: 4630155 6991164 3537265 43.31 69015 2440698 1336069 14.50 1175759 2131559 61290 10:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:19:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 10:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:19:01 ens3 62.42 46.24 792.70 5.56 0.00 0.00 0.00 0.00 10:20:01 lo 2.60 2.60 0.24 0.24 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 ens3 83.92 61.93 348.67 17.66 0.00 0.00 0.00 0.00 10:21:01 lo 49.01 49.01 18.37 18.37 0.00 0.00 0.00 0.00 10:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:21:01 ens3 123.91 104.20 1466.28 15.27 0.00 0.00 0.00 0.00 10:22:01 lo 75.14 75.14 18.19 18.19 0.00 0.00 0.00 0.00 10:22:01 docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:22:01 ens3 244.83 185.15 5487.71 18.29 0.00 0.00 0.00 0.00 10:23:01 lo 4.27 4.27 0.37 0.37 0.00 0.00 0.00 0.00 10:23:01 docker0 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 10:23:01 ens3 253.43 412.75 53.29 3108.47 0.00 0.00 0.00 0.00 Average: lo 26.33 26.33 7.45 7.45 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 153.70 162.06 1629.64 633.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2887) 09/05/25 _x86_64_ (4 CPU) 10:17:00 LINUX RESTART (4 CPU) 10:18:01 CPU %user %nice %system %iowait %steal %idle 10:19:01 all 19.56 0.00 1.30 2.41 1.35 75.39 10:19:01 0 30.02 0.00 1.96 0.40 1.23 66.40 10:19:01 1 6.94 0.00 0.63 3.30 0.87 88.27 10:19:01 2 31.87 0.00 1.64 1.97 2.40 62.13 10:19:01 3 9.32 0.00 0.98 3.98 0.91 84.81 10:20:01 all 17.93 0.00 1.25 2.36 2.05 76.41 10:20:01 0 12.40 0.00 0.50 0.75 1.46 84.89 10:20:01 1 9.32 0.00 1.01 2.55 2.23 84.89 10:20:01 2 14.25 0.00 1.22 3.56 1.97 79.00 10:20:01 3 35.81 0.00 2.26 2.56 2.52 56.85 10:21:01 all 48.82 0.00 1.67 0.85 4.77 43.89 10:21:01 0 48.09 0.00 1.36 0.86 4.09 45.59 10:21:01 1 50.88 0.00 1.82 0.65 4.97 41.69 10:21:01 2 41.74 0.00 1.88 1.09 5.12 50.17 10:21:01 3 54.56 0.00 1.60 0.81 4.89 38.13 10:22:01 all 36.26 0.00 4.10 1.08 2.71 55.85 10:22:01 0 34.63 0.00 3.24 0.17 2.61 59.35 10:22:01 1 35.05 0.00 4.83 0.48 2.80 56.84 10:22:01 2 39.19 0.00 4.85 1.17 2.74 52.05 10:22:01 3 36.18 0.00 3.49 2.51 2.69 55.13 10:23:01 all 25.02 0.00 2.51 1.56 1.14 69.77 10:23:01 0 11.67 0.00 1.57 0.33 0.80 85.62 10:23:01 1 27.16 0.00 2.24 0.37 1.05 69.18 10:23:01 2 26.56 0.00 2.65 1.32 1.34 68.13 10:23:01 3 34.69 0.00 3.57 4.24 1.39 56.11 Average: all 29.52 0.00 2.16 1.65 2.41 64.26 Average: 0 27.38 0.00 1.73 0.50 2.04 68.35 Average: 1 25.87 0.00 2.10 1.47 2.39 68.17 Average: 2 30.72 0.00 2.44 1.82 2.72 62.30 Average: 3 34.12 0.00 2.38 2.82 2.48 58.20