---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2746 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 8.3G 11G 44% / 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 4574 0 2928 7211 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:ac:f8:80 brd ff:ff:ff:ff:ff:ff inet 10.32.6.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86023sec preferred_lft 86023sec inet6 fe80::f816:3eff:feac:f880/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2746) 06/06/26 _x86_64_ (4 CPU) 11:16:56 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 154.89 77.94 76.95 4761.47 40609.65 11:19:01 60.14 5.66 54.48 178.82 9042.26 11:20:01 72.65 24.36 48.29 1484.42 24600.03 11:21:01 9.78 0.00 9.78 0.00 423.92 11:22:01 51.31 2.15 49.16 115.18 9037.29 11:23:01 25.00 0.70 24.30 77.85 4762.67 Average: 62.30 18.50 43.80 1105.47 14761.06 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 6001000 7423096 2166412 26.53 36388 1565896 689396 7.48 572596 1429208 88420 11:19:01 5769412 7481532 2398000 29.36 56904 1817256 608832 6.61 518324 1678712 165756 11:20:01 4966564 7288004 3200848 39.19 59932 2414648 788928 8.56 740172 2240780 3236 11:21:01 4952012 7281180 3215400 39.37 61992 2419340 796980 8.65 748888 2244528 1868 11:22:01 4690128 7380360 3477284 42.58 67072 2768320 696640 7.56 668816 2572420 111288 11:23:01 4643420 7348568 3523992 43.15 69368 2779992 733008 7.95 708592 2578200 17044 Average: 5170423 7367123 2996989 36.69 58609 2294242 718964 7.80 659565 2123975 64602 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 ens3 476.54 266.14 1510.35 66.49 0.00 0.00 0.00 0.00 11:18:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 11:19:01 ens3 54.33 47.33 496.70 8.96 0.00 0.00 0.00 0.00 11:19:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 11:20:01 ens3 359.67 234.21 9245.05 28.51 0.00 0.00 0.00 0.00 11:20:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 11:21:01 ens3 60.15 86.32 66.93 14.00 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 726.23 628.00 4110.81 89.43 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:23:01 ens3 12.03 13.53 9.40 6.27 0.00 0.00 0.00 0.00 11:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 282.11 213.04 2578.85 35.68 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2746) 06/06/26 _x86_64_ (4 CPU) 11:16:56 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 20.60 0.00 2.80 4.61 1.44 70.55 11:18:02 0 12.51 0.00 1.48 4.26 1.13 80.61 11:18:02 1 12.09 0.00 1.65 7.91 1.17 77.18 11:18:02 2 29.01 0.00 2.55 3.40 1.62 63.43 11:18:02 3 28.89 0.00 5.53 2.84 1.84 60.91 11:19:01 all 21.15 0.00 1.25 1.56 1.12 74.92 11:19:01 0 43.64 0.00 1.77 0.17 1.59 52.82 11:19:01 1 13.92 0.00 1.08 0.08 1.72 83.21 11:19:01 2 10.01 0.00 1.17 5.91 0.51 82.40 11:19:01 3 17.04 0.00 0.95 0.10 0.69 81.22 11:20:01 all 14.59 0.00 1.14 1.65 0.98 81.65 11:20:01 0 11.66 0.00 0.55 2.45 0.75 84.59 11:20:01 1 23.47 0.00 2.43 2.38 1.18 70.53 11:20:01 2 11.41 0.00 0.93 0.97 0.82 85.88 11:20:01 3 11.83 0.00 0.65 0.79 1.14 85.60 11:21:01 all 3.95 0.00 0.28 0.03 0.17 95.57 11:21:01 0 5.34 0.00 0.60 0.00 0.08 93.98 11:21:01 1 6.78 0.00 0.10 0.00 0.32 92.80 11:21:01 2 3.12 0.00 0.39 0.10 0.12 96.28 11:21:01 3 0.50 0.00 0.05 0.00 0.17 99.28 11:22:01 all 18.64 0.00 1.59 0.58 0.97 78.22 11:22:01 0 17.90 0.00 0.93 0.05 0.82 80.31 11:22:01 1 9.70 0.00 1.05 0.05 0.70 88.51 11:22:01 2 28.56 0.00 1.64 2.04 1.27 66.48 11:22:01 3 18.48 0.00 2.74 0.20 1.12 77.47 11:23:01 all 21.05 0.00 0.92 0.64 0.98 76.41 11:23:01 0 0.55 0.00 0.43 1.93 0.43 96.66 11:23:01 1 43.51 0.00 1.53 0.33 1.40 53.22 11:23:01 2 37.90 0.00 1.43 0.32 1.32 59.03 11:23:01 3 2.55 0.00 0.25 0.00 0.77 96.42 Average: all 16.66 0.00 1.33 1.51 0.94 79.55 Average: 0 15.19 0.00 0.96 1.48 0.80 81.57 Average: 1 18.23 0.00 1.31 1.81 1.08 77.58 Average: 2 20.04 0.00 1.35 2.11 0.94 75.55 Average: 3 13.18 0.00 1.69 0.65 0.95 83.52