---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8474 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 9.2G 11G 48% / 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: 7976 532 5051 0 2391 7161 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:c9:72:cb brd ff:ff:ff:ff:ff:ff inet 10.32.6.230/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fec9:72cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:28:f6:c8 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8474) 11/08/25 _x86_64_ (4 CPU) 02:15:52 LINUX RESTART (4 CPU) 02:16:01 tps rtps wtps bread/s bwrtn/s 02:17:01 148.51 68.99 79.52 5589.60 39243.21 02:18:01 56.20 0.32 55.88 31.99 7480.31 02:19:01 108.33 36.67 71.66 2249.12 13370.21 02:20:01 27.39 2.73 24.66 178.47 3924.96 Average: 85.10 27.18 57.93 2012.15 16003.70 02:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:17:01 5933416 7416868 2234012 27.35 34984 1630720 980964 10.64 576392 1491904 39612 02:18:01 5642856 7376004 2524572 30.91 55056 1847128 1012828 10.99 631108 1700668 129812 02:19:01 4821528 6880660 3345900 40.97 66300 2149284 1584704 17.20 1156164 1970272 12484 02:20:01 5159780 7315460 3007648 36.82 70000 2240764 1010476 10.96 828064 1959400 25668 Average: 5389395 7247248 2778033 34.01 56585 1966974 1147243 12.45 797932 1780561 51894 02:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:17:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 02:17:01 ens3 325.75 209.33 934.36 64.21 0.00 0.00 0.00 0.00 02:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:18:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 02:18:01 ens3 63.25 52.23 849.97 6.52 0.00 0.00 0.00 0.00 02:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 02:19:01 ens3 354.62 358.23 2958.31 59.30 0.00 0.00 0.00 0.00 02:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 02:20:01 ens3 96.83 91.07 327.84 26.36 0.00 0.00 0.00 0.00 02:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 210.11 177.71 1267.63 39.10 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8474) 11/08/25 _x86_64_ (4 CPU) 02:15:52 LINUX RESTART (4 CPU) 02:16:01 CPU %user %nice %system %iowait %steal %idle 02:17:01 all 16.04 0.00 2.64 5.11 0.97 75.24 02:17:01 0 10.35 0.00 1.57 5.82 0.83 81.43 02:17:01 1 24.49 0.00 2.43 4.37 1.02 67.70 02:17:01 2 7.17 0.00 1.30 4.90 0.80 85.82 02:17:01 3 22.19 0.00 5.28 5.36 1.20 65.96 02:18:01 all 20.37 0.00 1.12 1.97 0.85 75.70 02:18:01 0 40.65 0.00 1.85 3.88 1.38 52.25 02:18:01 1 5.31 0.00 0.37 0.42 0.48 93.43 02:18:01 2 9.92 0.00 0.88 0.75 0.60 87.85 02:18:01 3 25.62 0.00 1.39 2.82 0.90 69.28 02:19:01 all 40.78 0.00 2.18 1.79 2.51 52.73 02:19:01 0 39.93 0.00 2.69 1.81 2.74 52.83 02:19:01 1 50.88 0.00 2.09 1.17 2.59 43.29 02:19:01 2 34.85 0.00 2.05 2.43 2.13 58.53 02:19:01 3 37.48 0.00 1.89 1.74 2.59 56.29 02:20:01 all 36.28 0.00 1.50 0.74 2.18 59.31 02:20:01 0 41.58 0.00 1.35 0.15 1.98 54.94 02:20:01 1 34.49 0.00 1.35 0.28 1.91 61.97 02:20:01 2 39.69 0.00 2.01 1.16 2.87 54.28 02:20:01 3 29.37 0.00 1.35 1.37 1.96 65.95 Average: all 28.39 0.00 1.86 2.40 1.63 65.72 Average: 0 33.15 0.00 1.86 2.91 1.73 60.34 Average: 1 28.79 0.00 1.55 1.55 1.50 66.61 Average: 2 22.94 0.00 1.56 2.31 1.60 71.59 Average: 3 28.68 0.00 2.47 2.82 1.67 64.36