---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2996 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: 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 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / 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 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 467 5156 0 2351 7225 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:4e:fb:10 brd ff:ff:ff:ff:ff:ff inet 10.32.7.205/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86004sec preferred_lft 86004sec inet6 fe80::f816:3eff:fe4e:fb10/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2996) 09/06/25 _x86_64_ (4 CPU) 11:16:49 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 136.53 54.36 82.17 3564.21 40347.69 11:19:01 56.66 5.53 51.12 171.84 8794.53 11:20:01 58.43 24.34 34.09 1484.04 6368.14 11:21:01 9.73 0.00 9.73 0.00 389.80 11:22:01 45.49 2.15 43.34 115.14 8755.49 11:23:01 25.96 0.70 25.26 77.85 4796.67 Average: 55.47 14.51 40.95 902.15 11575.09 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5964404 7387276 2203008 26.97 37012 1565868 722468 7.84 612204 1427080 87444 11:19:01 5830372 7479756 2337040 28.61 55748 1758096 610688 6.63 525208 1617176 133872 11:20:01 5554428 7298324 2612984 31.99 58816 1847932 802856 8.71 720736 1693864 1704 11:21:01 5545428 7296716 2621984 32.10 60772 1852436 802856 8.71 724716 1697456 1492 11:22:01 5292404 7397828 2875008 35.20 65664 2194284 681400 7.39 657828 2001900 112736 11:23:01 5309128 7424512 2858284 35.00 67660 2201868 667648 7.24 638164 2004084 10916 Average: 5582694 7380735 2584718 31.65 57612 1903414 714653 7.75 646476 1740260 58027 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:18:01 ens3 470.07 255.69 1410.72 67.42 0.00 0.00 0.00 0.00 11:19:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 11:19:01 ens3 47.34 30.19 412.62 5.20 0.00 0.00 0.00 0.00 11:20:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 11:20:01 ens3 92.77 102.60 767.78 16.60 0.00 0.00 0.00 0.00 11:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:21:01 ens3 60.14 85.30 64.27 13.63 0.00 0.00 0.00 0.00 11:22:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:22:01 ens3 656.19 585.07 4094.23 82.09 0.00 0.00 0.00 0.00 11:23:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 11:23:01 ens3 11.33 11.63 8.80 5.59 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 222.99 178.44 1126.56 31.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2996) 09/06/25 _x86_64_ (4 CPU) 11:16:49 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 22.97 0.00 2.09 4.52 1.24 69.19 11:18:01 0 9.92 0.00 1.42 7.48 0.70 80.48 11:18:01 1 37.91 0.00 2.20 3.86 1.85 54.17 11:18:01 2 30.36 0.00 3.19 4.91 1.47 60.06 11:18:01 3 13.66 0.00 1.57 1.80 0.93 82.04 11:19:01 all 21.61 0.00 1.52 1.54 1.01 74.32 11:19:01 0 7.01 0.00 0.60 0.88 0.40 91.10 11:19:01 1 8.27 0.00 0.83 3.61 1.01 86.28 11:19:01 2 23.28 0.00 1.95 0.28 1.12 73.37 11:19:01 3 47.90 0.00 2.66 1.36 1.50 46.57 11:20:01 all 14.85 0.00 0.82 1.05 0.87 82.41 11:20:01 0 9.33 0.00 0.53 0.87 0.61 88.66 11:20:01 1 15.50 0.00 0.38 0.85 0.92 82.35 11:20:01 2 15.91 0.00 1.57 2.14 0.94 79.44 11:20:01 3 18.71 0.00 0.85 0.35 1.00 79.09 11:21:01 all 4.67 0.00 0.51 0.03 0.30 94.49 11:21:01 0 4.54 0.00 0.73 0.00 0.20 94.53 11:21:01 1 2.45 0.00 0.47 0.02 0.10 96.96 11:21:01 2 7.39 0.00 0.40 0.00 0.80 91.40 11:21:01 3 4.28 0.00 0.47 0.10 0.13 95.02 11:22:01 all 20.30 0.00 1.99 0.51 1.10 76.09 11:22:01 0 27.71 0.00 2.57 0.97 1.30 67.45 11:22:01 1 19.40 0.00 1.95 0.12 0.95 77.58 11:22:01 2 22.19 0.00 2.09 0.10 1.34 74.28 11:22:01 3 11.94 0.00 1.30 0.87 0.80 85.09 11:23:01 all 20.95 0.00 1.16 0.82 0.76 76.31 11:23:01 0 12.12 0.00 0.95 2.87 0.53 83.52 11:23:01 1 5.92 0.00 0.58 0.03 0.33 93.13 11:23:01 2 21.40 0.00 1.55 0.12 0.85 76.09 11:23:01 3 44.38 0.00 1.58 0.28 1.30 52.45 Average: all 17.56 0.00 1.35 1.41 0.88 78.80 Average: 0 11.76 0.00 1.13 2.18 0.62 84.31 Average: 1 14.91 0.00 1.07 1.42 0.86 81.74 Average: 2 20.09 0.00 1.79 1.26 1.09 75.78 Average: 3 23.50 0.00 1.41 0.80 0.95 73.36