---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-850 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: 2800.022 BogoMIPS: 5600.04 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 8.9G 55% / 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 485 839 0 2619 3192 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:a5:67:00 brd ff:ff:ff:ff:ff:ff inet 10.32.7.48/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85985sec preferred_lft 85985sec inet6 fe80::f816:3eff:fea5:6700/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:28:bd:0e:3e 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::42:28ff:febd:e3e/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-850) 12/15/23 _x86_64_ (4 CPU) 21:10:28 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 92.62 43.33 49.29 2112.58 7045.49 21:13:01 93.38 34.58 58.81 2847.13 11945.61 21:14:01 10.83 0.02 10.81 0.13 817.06 21:15:01 25.20 0.27 24.93 7.73 3478.09 21:16:01 141.90 25.18 116.72 1954.37 50955.14 21:17:01 112.16 32.03 80.14 1596.80 16683.62 Average: 79.36 22.57 56.79 1419.85 15158.14 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 1624848 3328540 2413808 59.77 51532 1806832 883388 17.36 588652 1643552 140192 21:13:01 1246224 3196556 2792432 69.14 60504 2034840 1021612 20.08 771652 1819708 16144 21:14:01 1232044 3188092 2806612 69.49 61344 2039008 1029488 20.24 781240 1822976 1536 21:15:01 1090000 3146964 2948656 73.01 63732 2134684 1067872 20.99 824560 1915252 3980 21:16:01 619008 2755052 3419648 84.67 78564 2202440 1313868 25.83 1328516 1884408 228 21:17:01 866636 3255732 3172020 78.54 85680 2442904 976744 19.20 940004 2015072 55532 Average: 1113127 3145156 2925529 72.44 66893 2110118 1048829 20.62 872437 1850161 36269 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 21:12:01 ens3 353.29 212.93 1398.83 60.40 0.00 0.00 0.00 0.00 21:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:13:01 lo 2.80 2.80 0.26 0.26 0.00 0.00 0.00 0.00 21:13:01 ens3 117.35 108.40 664.75 26.29 0.00 0.00 0.00 0.00 21:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:14:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:14:01 ens3 57.01 82.47 68.15 13.22 0.00 0.00 0.00 0.00 21:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:15:01 ens3 228.10 269.71 1600.66 37.84 0.00 0.00 0.00 0.00 21:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:16:01 lo 2.66 2.66 0.48 0.48 0.00 0.00 0.00 0.00 21:16:01 ens3 411.86 345.36 5634.02 52.03 0.00 0.00 0.00 0.00 21:16:01 docker0 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 21:17:01 lo 6.73 6.73 0.59 0.59 0.00 0.00 0.00 0.00 21:17:01 ens3 236.14 337.76 83.89 2142.93 0.00 0.00 0.00 0.00 21:17:01 docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 2.31 2.31 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 233.98 226.12 1575.50 388.75 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.04 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-850) 12/15/23 _x86_64_ (4 CPU) 21:10:28 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 22.03 0.00 1.66 2.39 0.06 73.86 21:12:01 0 20.06 0.00 1.25 0.33 0.05 78.31 21:12:01 1 20.52 0.00 1.34 1.22 0.05 76.87 21:12:01 2 33.63 0.00 2.37 0.80 0.10 63.09 21:12:01 3 13.85 0.00 1.70 7.24 0.03 77.19 21:13:01 all 16.64 0.00 1.11 2.13 0.05 80.08 21:13:01 0 13.66 0.00 0.84 1.21 0.03 84.25 21:13:01 1 32.49 0.00 1.64 0.67 0.07 65.14 21:13:01 2 11.12 0.00 1.04 2.41 0.05 85.39 21:13:01 3 9.31 0.00 0.92 4.25 0.03 85.49 21:14:01 all 4.63 0.00 0.18 0.07 0.02 95.09 21:14:01 0 1.75 0.00 0.17 0.00 0.00 98.08 21:14:01 1 2.96 0.00 0.07 0.00 0.02 96.96 21:14:01 2 5.96 0.00 0.40 0.18 0.02 93.44 21:14:01 3 7.86 0.00 0.10 0.12 0.03 91.89 21:15:01 all 6.71 0.00 0.53 0.18 0.03 92.56 21:15:01 0 3.75 0.00 0.22 0.00 0.02 96.02 21:15:01 1 5.03 0.00 0.50 0.12 0.03 94.32 21:15:01 2 6.97 0.00 0.57 0.30 0.05 92.11 21:15:01 3 11.08 0.00 0.82 0.30 0.05 87.76 21:16:01 all 44.57 0.00 3.81 2.38 0.10 49.14 21:16:01 0 39.46 0.00 3.16 1.04 0.10 56.23 21:16:01 1 47.42 0.00 4.15 1.85 0.08 46.50 21:16:01 2 43.95 0.00 4.38 3.47 0.10 48.10 21:16:01 3 47.44 0.00 3.53 3.16 0.08 45.79 21:17:01 all 20.19 0.00 1.86 2.47 0.05 75.43 21:17:01 0 11.48 0.00 1.69 1.83 0.05 84.95 21:17:01 1 38.66 0.00 2.49 1.74 0.08 57.03 21:17:01 2 19.89 0.00 1.86 3.80 0.05 74.41 21:17:01 3 10.68 0.00 1.38 2.51 0.03 85.40 Average: all 19.09 0.00 1.52 1.60 0.05 77.73 Average: 0 14.99 0.00 1.22 0.73 0.04 83.01 Average: 1 24.45 0.00 1.69 0.93 0.06 72.87 Average: 2 20.25 0.00 1.77 1.83 0.06 76.09 Average: 3 16.68 0.00 1.40 2.92 0.04 78.95