---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2186 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 9.0G 11G 47% / 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 472 3793 0 3709 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:53:b5:e0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.210/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86001sec preferred_lft 86001sec inet6 fe80::f816:3eff:fe53:b5e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2186) 11/07/26 _x86_64_ (4 CPU) 20:22:52 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 137.99 54.95 83.04 3593.20 9015.41 20:25:01 125.93 36.49 89.44 2248.29 55148.41 20:26:01 12.33 0.02 12.31 0.13 570.84 20:27:01 36.36 10.45 25.91 731.74 3694.32 20:28:01 1.73 0.03 1.70 0.27 28.13 20:29:01 45.14 4.30 40.84 175.84 7682.45 Average: 59.92 17.71 42.21 1124.98 12689.82 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 5789928 7423068 2377492 29.11 50664 1751760 680660 7.39 564676 1628744 224092 20:25:01 4138224 7262252 4029196 49.33 60584 3205040 804536 8.73 749928 3039604 5480 20:26:01 4119060 7252704 4048360 49.57 63140 3210888 804536 8.73 761456 3044436 2060 20:27:01 3040160 6299348 5127260 62.78 65408 3330280 1749608 18.98 1746856 3124044 308 20:28:01 3014548 6273688 5152872 63.09 65476 3330288 1765704 19.16 1774284 3121648 52 20:29:01 3846664 7335964 4320756 52.90 70896 3544540 732060 7.94 807740 3251456 28576 Average: 3991431 6974504 4175989 51.13 62695 3062133 1089517 11.82 1067490 2868322 43428 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 ens3 400.52 251.58 2222.08 68.37 0.00 0.00 0.00 0.00 20:24:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 20:25:01 ens3 1041.68 578.70 21554.22 59.46 0.00 0.00 0.00 0.00 20:25:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 20:26:01 ens3 62.12 93.25 58.14 21.23 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:27:01 ens3 188.94 216.40 1559.88 37.06 0.00 0.00 0.00 0.00 20:27:01 lo 5.78 5.78 2.20 2.20 0.00 0.00 0.00 0.00 20:28:01 ens3 9.68 5.72 6.28 1.27 0.00 0.00 0.00 0.00 20:28:01 lo 14.45 14.45 3.56 3.56 0.00 0.00 0.00 0.00 20:29:01 ens3 234.66 222.63 1091.56 58.44 0.00 0.00 0.00 0.00 20:29:01 lo 10.01 10.01 2.29 2.29 0.00 0.00 0.00 0.00 Average: ens3 322.93 228.05 4415.30 40.97 0.00 0.00 0.00 0.00 Average: lo 5.50 5.50 1.38 1.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2186) 11/07/26 _x86_64_ (4 CPU) 20:22:52 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 21.99 0.00 1.79 4.00 0.06 72.16 20:24:01 0 37.69 0.00 2.74 3.49 0.08 55.99 20:24:01 1 13.18 0.00 1.44 8.06 0.05 77.28 20:24:01 2 23.22 0.00 1.55 1.02 0.07 74.14 20:24:01 3 13.81 0.00 1.46 3.42 0.03 81.28 20:25:01 all 18.04 0.00 1.65 2.94 0.06 77.30 20:25:01 0 8.28 0.00 0.82 4.59 0.05 86.27 20:25:01 1 34.01 0.00 2.12 2.43 0.08 61.35 20:25:01 2 14.75 0.00 1.53 0.92 0.07 82.73 20:25:01 3 15.09 0.00 2.14 3.82 0.07 78.88 20:26:01 all 4.08 0.00 0.23 0.03 0.03 95.64 20:26:01 0 0.47 0.00 0.07 0.03 0.00 99.43 20:26:01 1 6.14 0.00 0.29 0.08 0.03 93.46 20:26:01 2 3.39 0.00 0.17 0.00 0.02 96.42 20:26:01 3 6.35 0.00 0.40 0.00 0.03 93.21 20:27:01 all 26.87 0.00 1.10 0.38 0.06 71.59 20:27:01 0 27.15 0.00 0.99 0.75 0.07 71.04 20:27:01 1 25.98 0.00 1.39 0.47 0.07 72.10 20:27:01 2 26.82 0.00 1.10 0.13 0.08 71.87 20:27:01 3 27.49 0.00 0.92 0.17 0.05 71.38 20:28:01 all 2.99 0.00 0.33 0.02 0.02 96.64 20:28:01 0 2.93 0.00 0.38 0.00 0.00 96.68 20:28:01 1 2.88 0.00 0.22 0.02 0.02 96.87 20:28:01 2 3.39 0.00 0.32 0.03 0.03 96.22 20:28:01 3 2.76 0.00 0.40 0.00 0.03 96.81 20:29:01 all 20.22 0.00 1.25 0.68 0.06 77.80 20:29:01 0 12.66 0.00 0.97 0.25 0.05 86.07 20:29:01 1 25.90 0.00 1.07 0.13 0.07 72.82 20:29:01 2 10.51 0.00 1.46 2.29 0.05 85.69 20:29:01 3 31.79 0.00 1.54 0.05 0.07 66.56 Average: all 15.70 0.00 1.06 1.34 0.05 81.86 Average: 0 14.85 0.00 0.99 1.52 0.04 82.60 Average: 1 18.03 0.00 1.09 1.87 0.05 78.96 Average: 2 13.68 0.00 1.02 0.73 0.05 84.51 Average: 3 16.22 0.00 1.14 1.24 0.05 81.35