---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3494 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): 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: 2799.998 BogoMIPS: 5599.99 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 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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: 3943 429 1229 0 2284 3248 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:e5:ff:cd brd ff:ff:ff:ff:ff:ff inet 10.32.6.197/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fee5:ffcd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3494) 03/02/24 _x86_64_ (4 CPU) 23:17:52 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 110.98 67.19 43.79 4541.24 6637.29 23:20:01 88.56 29.50 59.06 1649.34 10913.59 23:21:01 9.75 0.00 9.75 0.00 465.26 23:22:01 37.89 10.58 27.31 721.35 3054.96 23:23:01 39.98 4.43 35.54 188.64 3165.87 Average: 57.33 22.32 35.01 1419.35 4827.31 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 1821228 3392904 2217416 54.90 48652 1679196 561988 11.05 528028 1518508 155852 23:20:01 1475852 3228132 2562792 63.46 57392 1843072 724004 14.23 708824 1667268 5368 23:21:01 1463592 3222520 2575052 63.76 59012 1847376 732288 14.39 715448 1670868 1872 23:22:01 479452 2348960 3559192 88.13 61740 1951564 1529612 30.07 1622284 1736312 6368 23:23:01 1288072 3351360 2750572 68.11 68036 2133844 584664 11.49 698384 1844552 148732 Average: 1305639 3108775 2733005 67.67 58966 1891010 826511 16.25 854594 1687502 63638 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 23:19:02 ens3 340.76 222.53 1407.81 60.09 0.00 0.00 0.00 0.00 23:20:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 23:20:01 ens3 129.94 126.09 899.15 25.72 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 55.16 79.39 66.88 12.75 0.00 0.00 0.00 0.00 23:22:01 lo 20.36 20.36 7.39 7.39 0.00 0.00 0.00 0.00 23:22:01 ens3 209.68 256.19 1353.76 36.01 0.00 0.00 0.00 0.00 23:23:01 lo 100.52 100.52 29.08 29.08 0.00 0.00 0.00 0.00 23:23:01 ens3 221.01 259.97 1134.17 54.13 0.00 0.00 0.00 0.00 Average: lo 24.84 24.84 7.37 7.37 0.00 0.00 0.00 0.00 Average: ens3 191.51 189.04 972.60 37.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3494) 03/02/24 _x86_64_ (4 CPU) 23:17:52 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 22.47 0.00 1.99 3.05 0.07 72.42 23:19:02 0 10.22 0.00 1.64 1.64 0.07 86.43 23:19:02 1 36.36 0.00 2.71 1.32 0.07 59.54 23:19:02 2 28.69 0.00 2.26 0.87 0.08 68.10 23:19:02 3 14.57 0.00 1.37 8.39 0.05 75.62 23:20:01 all 17.03 0.00 1.01 1.72 0.05 80.19 23:20:01 0 26.73 0.00 1.67 1.22 0.07 70.31 23:20:01 1 12.12 0.00 1.00 2.37 0.05 84.47 23:20:01 2 13.76 0.00 0.51 0.32 0.03 85.37 23:20:01 3 15.56 0.00 0.83 2.96 0.05 80.60 23:21:01 all 4.44 0.00 0.20 0.06 0.03 95.26 23:21:01 0 6.88 0.00 0.38 0.00 0.05 92.69 23:21:01 1 2.46 0.00 0.08 0.20 0.02 97.24 23:21:01 2 6.89 0.00 0.27 0.00 0.03 92.81 23:21:01 3 1.55 0.00 0.07 0.03 0.03 98.31 23:22:01 all 29.79 0.00 1.02 0.43 0.07 68.70 23:22:01 0 30.55 0.00 0.92 0.35 0.05 68.13 23:22:01 1 31.73 0.00 1.04 1.00 0.08 66.14 23:22:01 2 29.37 0.00 0.80 0.15 0.07 69.61 23:22:01 3 27.49 0.00 1.32 0.22 0.08 70.89 23:23:01 all 25.61 0.00 1.46 0.47 0.07 72.39 23:23:01 0 38.65 0.00 1.99 0.07 0.08 59.21 23:23:01 1 22.90 0.00 1.69 1.79 0.05 73.57 23:23:01 2 17.64 0.00 1.00 0.00 0.07 81.29 23:23:01 3 23.23 0.00 1.17 0.02 0.08 75.50 Average: all 19.86 0.00 1.14 1.14 0.06 77.80 Average: 0 22.60 0.00 1.32 0.65 0.06 75.37 Average: 1 21.09 0.00 1.30 1.33 0.05 76.23 Average: 2 19.28 0.00 0.97 0.27 0.06 79.42 Average: 3 16.48 0.00 0.95 2.32 0.06 80.19