---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 610 12557 0 2872 15101 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e0:58:84 brd ff:ff:ff:ff:ff:ff inet 10.30.106.164/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fee0:5884/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14) 08/03/26 _x86_64_ (4 CPU) 11:13:27 LINUX RESTART (4 CPU) 11:14:01 tps rtps wtps bread/s bwrtn/s 11:15:01 80.65 3.90 76.75 63.86 9693.85 11:16:01 96.25 11.70 84.55 305.15 15029.90 11:17:01 51.87 3.78 48.09 105.58 8113.71 11:18:01 20.31 5.26 15.04 408.00 3637.05 11:19:01 34.70 2.68 32.02 132.53 20423.47 Average: 56.76 5.47 51.29 203.03 11379.04 11:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:15:01 13788800 15474612 2636168 16.05 66868 1815616 848400 4.86 752644 1660920 248228 11:16:01 13420976 15249532 3003992 18.29 78000 1938488 1129284 6.46 985800 1776260 16060 11:17:01 12787084 14788836 3637884 22.15 85612 2097408 1525488 8.73 1460816 1921552 7908 11:18:01 12510852 14611668 3914116 23.83 88248 2190504 1561516 8.94 1688728 1961924 47000 11:19:01 12888224 15494028 3536744 21.53 91272 2685532 814392 4.66 1004536 2257956 28192 Average: 13079187 15123735 3345781 20.37 82000 2145510 1175816 6.73 1178505 1915722 69478 11:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:15:01 lo 0.93 0.93 0.12 0.12 0.00 0.00 0.00 0.00 11:15:01 ens3 81.52 55.72 1244.28 27.09 0.00 0.00 0.00 0.00 11:16:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 11:16:01 ens3 155.41 142.99 738.51 38.20 0.00 0.00 0.00 0.00 11:17:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 11:17:01 ens3 317.71 247.59 2402.83 49.52 0.00 0.00 0.00 0.00 11:18:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 11:18:01 ens3 3230.51 2045.33 1220.04 743.89 0.00 0.00 0.00 0.00 11:19:01 lo 2.68 2.68 0.25 0.25 0.00 0.00 0.00 0.00 11:19:01 ens3 353.98 279.95 380.12 1815.36 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 827.92 554.38 1197.19 534.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14) 08/03/26 _x86_64_ (4 CPU) 11:13:27 LINUX RESTART (4 CPU) 11:14:01 CPU %user %nice %system %iowait %steal %idle 11:15:01 all 14.89 0.00 1.11 7.77 0.04 76.19 11:15:01 0 11.39 0.00 0.48 0.52 0.03 87.57 11:15:01 1 10.95 0.00 0.92 1.24 0.03 86.86 11:15:01 2 18.86 0.00 1.55 1.27 0.05 78.27 11:15:01 3 18.34 0.00 1.47 28.07 0.05 52.06 11:16:01 all 9.57 0.00 1.17 1.18 0.05 88.02 11:16:01 0 9.78 0.00 1.37 0.28 0.08 88.48 11:16:01 1 8.67 0.00 1.39 0.39 0.05 89.51 11:16:01 2 6.64 0.00 0.48 0.00 0.03 92.85 11:16:01 3 13.20 0.00 1.45 4.06 0.07 81.23 11:17:01 all 28.17 0.00 1.23 0.12 0.08 70.40 11:17:01 0 25.88 0.00 2.12 0.10 0.08 71.82 11:17:01 1 21.14 0.00 0.71 0.05 0.10 78.00 11:17:01 2 44.90 0.00 0.79 0.00 0.08 54.24 11:17:01 3 20.85 0.00 1.30 0.33 0.07 77.45 11:18:01 all 34.61 0.00 5.76 0.11 0.07 59.45 11:18:01 0 30.42 0.00 3.50 0.00 0.07 66.02 11:18:01 1 32.63 0.00 8.56 0.13 0.08 58.59 11:18:01 2 45.23 0.00 8.97 0.00 0.08 45.72 11:18:01 3 30.15 0.00 1.97 0.28 0.07 67.53 11:19:01 all 34.88 0.00 2.06 0.40 0.08 62.58 11:19:01 0 52.20 0.00 1.97 0.07 0.08 45.68 11:19:01 1 28.87 0.00 2.31 0.02 0.08 68.71 11:19:01 2 31.39 0.00 2.28 1.19 0.07 65.07 11:19:01 3 27.09 0.00 1.69 0.33 0.05 70.84 Average: all 24.43 0.00 2.26 1.92 0.07 71.33 Average: 0 25.92 0.00 1.89 0.19 0.07 71.93 Average: 1 20.47 0.00 2.78 0.36 0.07 76.32 Average: 2 29.40 0.00 2.81 0.49 0.06 67.23 Average: 3 21.92 0.00 1.58 6.61 0.06 69.83