---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14837 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.9G 11G 46% / 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 479 3962 0 3533 7197 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:e7:59:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.250/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85999sec preferred_lft 85999sec inet6 fe80::f816:3eff:fee7:59a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14837) 10/10/26 _x86_64_ (4 CPU) 21:23:53 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:03 136.72 54.88 81.84 3588.27 8634.61 21:26:01 127.29 37.75 89.54 2325.81 51446.99 21:27:01 12.50 0.02 12.48 0.13 565.14 21:28:01 35.79 10.46 25.33 729.61 3683.92 21:29:01 1.58 0.03 1.55 0.27 27.59 21:30:01 44.04 4.33 39.71 176.10 5439.23 Average: 59.28 17.80 41.47 1130.06 11409.83 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:03 5827460 7437404 2339960 28.65 50372 1729576 673044 7.30 551760 1607328 213768 21:26:01 4284676 7231116 3882744 47.54 59784 3031384 834152 9.05 783996 2866712 5300 21:27:01 4268632 7224696 3898788 47.74 62308 3037228 834152 9.05 792300 2871552 2144 21:28:01 3059888 6141684 5107532 62.54 64700 3156716 1853700 20.11 1907560 2951228 268 21:29:01 3031384 6113048 5136036 62.88 64752 3156724 1880040 20.40 1938188 2948828 72 21:30:01 4056268 7366028 4111152 50.34 70004 3372336 701232 7.61 776656 3080760 92860 Average: 4088051 6918996 4079369 49.95 61987 2913994 1129387 12.25 1125077 2721068 52402 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:03 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 21:25:03 ens3 383.27 251.27 2053.71 67.41 0.00 0.00 0.00 0.00 21:26:01 lo 1.59 1.59 0.15 0.15 0.00 0.00 0.00 0.00 21:26:01 ens3 964.32 560.87 19616.34 58.63 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:27:01 ens3 60.95 91.90 58.14 20.93 0.00 0.00 0.00 0.00 21:28:01 lo 5.55 5.55 2.17 2.17 0.00 0.00 0.00 0.00 21:28:01 ens3 185.80 217.83 1559.24 38.86 0.00 0.00 0.00 0.00 21:29:01 lo 14.30 14.30 3.54 3.54 0.00 0.00 0.00 0.00 21:29:01 ens3 4.18 3.78 0.88 1.11 0.00 0.00 0.00 0.00 21:30:01 lo 10.48 10.48 2.34 2.34 0.00 0.00 0.00 0.00 21:30:01 ens3 244.13 234.81 1091.28 59.02 0.00 0.00 0.00 0.00 Average: lo 5.55 5.55 1.39 1.39 0.00 0.00 0.00 0.00 Average: ens3 303.42 224.87 3976.12 40.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14837) 10/10/26 _x86_64_ (4 CPU) 21:23:53 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:03 all 21.64 0.00 1.72 3.92 0.07 72.65 21:25:03 0 6.92 0.00 0.84 3.77 0.05 88.43 21:25:03 1 5.72 0.00 1.26 8.14 0.03 84.85 21:25:03 2 48.66 0.00 2.93 2.91 0.12 45.38 21:25:03 3 25.22 0.00 1.92 0.88 0.08 71.90 21:26:01 all 18.83 0.00 1.62 2.83 0.06 76.66 21:26:01 0 10.13 0.00 0.97 0.47 0.03 88.40 21:26:01 1 13.82 0.00 1.19 6.68 0.05 78.25 21:26:01 2 40.26 0.00 3.50 2.94 0.10 53.19 21:26:01 3 11.05 0.00 0.75 1.22 0.05 86.93 21:27:01 all 4.17 0.00 0.28 0.04 0.03 95.49 21:27:01 0 0.97 0.00 0.05 0.00 0.02 98.97 21:27:01 1 6.34 0.00 0.08 0.10 0.02 93.46 21:27:01 2 7.05 0.00 0.75 0.05 0.03 92.11 21:27:01 3 2.31 0.00 0.23 0.02 0.05 97.39 21:28:01 all 28.18 0.00 0.96 0.30 0.08 70.49 21:28:01 0 25.59 0.00 0.99 0.23 0.07 73.12 21:28:01 1 27.36 0.00 0.79 0.17 0.07 71.62 21:28:01 2 30.39 0.00 1.19 0.33 0.08 68.01 21:28:01 3 29.40 0.00 0.85 0.49 0.08 69.18 21:29:01 all 3.11 0.00 0.37 0.02 0.03 96.47 21:29:01 0 2.66 0.00 0.28 0.00 0.03 97.02 21:29:01 1 2.73 0.00 0.45 0.00 0.03 96.78 21:29:01 2 3.86 0.00 0.43 0.00 0.03 95.68 21:29:01 3 3.22 0.00 0.32 0.05 0.02 96.40 21:30:01 all 19.79 0.00 1.30 0.86 0.07 77.98 21:30:01 0 28.85 0.00 2.04 0.22 0.08 68.81 21:30:01 1 13.66 0.00 0.85 1.12 0.03 84.34 21:30:01 2 22.60 0.00 0.73 0.12 0.07 76.48 21:30:01 3 14.04 0.00 1.59 1.99 0.07 82.32 Average: all 15.93 0.00 1.04 1.32 0.06 81.66 Average: 0 12.52 0.00 0.86 0.78 0.05 85.79 Average: 1 11.59 0.00 0.77 2.67 0.04 84.93 Average: 2 25.37 0.00 1.58 1.05 0.07 71.93 Average: 3 14.22 0.00 0.94 0.77 0.06 84.01