---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4959 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 7.7G 12G 40% / 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 488 5194 0 2293 7204 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:9b:65:6e brd ff:ff:ff:ff:ff:ff inet 10.32.6.136/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85956sec preferred_lft 85956sec inet6 fe80::f816:3eff:fe9b:656e/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-4959) 07/05/25 _x86_64_ (4 CPU) 05:14:58 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 178.09 98.18 79.90 5196.47 39939.49 05:17:01 57.53 0.22 57.31 26.66 9290.77 05:18:01 65.56 29.72 35.84 1630.66 6899.17 05:19:01 8.87 0.00 8.87 0.00 334.34 05:20:01 36.34 10.46 25.88 722.01 3109.08 05:21:01 33.09 3.88 29.21 114.11 2858.86 05:22:01 24.33 0.68 23.64 77.71 4878.64 Average: 57.69 20.45 37.24 1109.62 9615.58 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 6041072 7418808 2126348 26.03 35088 1523340 688700 7.47 579896 1384772 64036 05:17:01 5756592 7365004 2410828 29.52 53500 1722836 709648 7.70 645680 1576112 99064 05:18:01 5491396 7241292 2676024 32.76 58604 1853684 808696 8.77 777620 1698476 1492 05:19:01 5485064 7242220 2682356 32.84 60480 1858200 808696 8.77 778248 1702240 2188 05:20:01 4520364 6386416 3647056 44.65 62712 1961356 1584176 17.19 1665568 1766848 1456 05:21:01 5336728 7382128 2830692 34.66 67020 2132136 700144 7.60 749448 1863048 112648 05:22:01 5334904 7390420 2832516 34.68 69300 2139688 678744 7.36 747868 1865320 9544 Average: 5423731 7203755 2743689 33.59 58101 1884463 854115 9.27 849190 1693831 41490 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 ens3 345.21 183.24 1111.32 62.36 0.00 0.00 0.00 0.00 05:16:01 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 05:17:01 ens3 45.38 34.92 629.33 4.73 0.00 0.00 0.00 0.00 05:17:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 05:18:01 ens3 109.85 106.48 971.70 18.12 0.00 0.00 0.00 0.00 05:18:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:19:01 ens3 58.84 84.39 65.59 13.55 0.00 0.00 0.00 0.00 05:19:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:20:01 ens3 204.62 231.04 1330.54 39.47 0.00 0.00 0.00 0.00 05:20:01 lo 31.29 31.29 11.36 11.36 0.00 0.00 0.00 0.00 05:21:01 ens3 208.48 236.63 1111.96 43.21 0.00 0.00 0.00 0.00 05:21:01 lo 89.84 89.84 25.23 25.23 0.00 0.00 0.00 0.00 05:22:01 ens3 11.61 11.91 9.01 5.76 0.00 0.00 0.00 0.00 05:22:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 140.56 126.94 747.05 26.74 0.00 0.00 0.00 0.00 Average: lo 18.02 18.02 5.29 5.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4959) 07/05/25 _x86_64_ (4 CPU) 05:14:58 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 21.06 0.00 3.25 5.95 4.52 65.23 05:16:01 0 12.93 0.00 4.62 4.37 3.99 74.09 05:16:01 1 32.84 0.00 3.27 6.67 5.20 52.01 05:16:01 2 22.27 0.00 2.46 5.47 4.84 64.95 05:16:01 3 16.10 0.00 2.61 7.27 4.05 69.97 05:17:01 all 19.80 0.00 1.40 1.88 1.79 75.12 05:17:01 0 14.86 0.00 1.02 0.98 1.20 81.94 05:17:01 1 35.39 0.00 2.24 2.86 2.86 56.65 05:17:01 2 18.82 0.00 1.47 3.20 2.20 74.31 05:17:01 3 10.14 0.00 0.88 0.43 0.92 87.63 05:18:01 all 16.28 0.00 1.03 1.37 3.70 77.63 05:18:01 0 20.15 0.00 0.84 0.36 3.58 75.07 05:18:01 1 14.32 0.00 1.36 2.51 4.01 77.81 05:18:01 2 12.16 0.00 1.15 1.78 3.62 81.29 05:18:01 3 18.50 0.00 0.76 0.84 3.58 76.31 05:19:01 all 4.36 0.00 0.29 0.04 1.32 93.99 05:19:01 0 5.80 0.00 0.15 0.00 1.41 92.65 05:19:01 1 3.91 0.00 0.27 0.00 1.33 94.49 05:19:01 2 7.27 0.00 0.69 0.15 2.07 89.82 05:19:01 3 0.43 0.00 0.05 0.00 0.47 99.05 05:20:01 all 40.07 0.00 1.71 0.52 9.39 48.31 05:20:01 0 40.40 0.00 1.97 0.98 9.91 46.74 05:20:01 1 37.47 0.00 1.66 0.26 8.92 51.69 05:20:01 2 48.16 0.00 1.81 0.49 10.35 39.18 05:20:01 3 34.24 0.00 1.37 0.36 8.40 55.64 05:21:01 all 24.85 0.00 1.65 0.23 5.39 67.87 05:21:01 0 24.32 0.00 1.74 0.23 4.95 68.76 05:21:01 1 32.25 0.00 2.06 0.10 6.26 59.33 05:21:01 2 24.86 0.00 1.46 0.07 5.61 68.01 05:21:01 3 18.01 0.00 1.34 0.52 4.74 75.38 05:22:01 all 20.28 0.00 1.00 0.85 1.79 76.07 05:22:01 0 10.69 0.00 0.78 1.13 1.39 86.01 05:22:01 1 67.91 0.00 2.40 0.50 3.94 25.24 05:22:01 2 0.46 0.00 0.40 0.00 0.60 98.54 05:22:01 3 2.08 0.00 0.48 1.80 1.22 94.42 Average: all 21.01 0.00 1.48 1.54 4.00 71.97 Average: 0 18.52 0.00 1.59 1.15 3.80 74.95 Average: 1 32.00 0.00 1.89 1.84 4.66 59.61 Average: 2 19.21 0.00 1.35 1.59 4.20 73.65 Average: 3 14.27 0.00 1.07 1.60 3.36 79.70