---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10849 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 7.6G 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 451 5373 0 2150 7246 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:5f:f2:d3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe5f:f2d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10849) 12/03/25 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 166.99 83.40 83.59 4919.31 40612.45 12:49:01 83.55 30.03 53.52 1700.78 8518.31 12:50:01 66.66 8.15 58.51 484.51 8020.66 12:51:01 23.50 1.25 22.25 58.92 4771.20 Average: 85.17 30.71 54.47 1790.83 15480.35 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6010960 7430736 2156452 26.40 36568 1563264 709304 7.70 570416 1424012 85372 12:49:01 5644324 7347308 2523088 30.89 57320 1809724 849744 9.22 674140 1653904 134756 12:50:01 5561180 7472196 2606232 31.91 63144 2007148 634732 6.89 659836 1741536 126876 12:51:01 5511024 7425624 2656388 32.52 65120 2008576 691968 7.51 714632 1736744 8056 Average: 5681872 7418966 2485540 30.43 55538 1847178 721437 7.83 654756 1639049 88765 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 466.91 278.80 1493.04 70.37 0.00 0.00 0.00 0.00 12:48:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 80.45 51.41 474.08 14.19 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 247.07 268.49 1245.61 45.01 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 64.86 64.31 36.05 609.62 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 214.82 165.76 812.21 184.79 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10849) 12/03/25 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.55 0.00 2.87 5.37 1.31 68.91 12:48:01 0 14.41 0.00 1.72 5.53 0.94 77.41 12:48:01 1 21.00 0.00 2.24 10.61 1.34 64.81 12:48:01 2 33.68 0.00 2.73 2.88 1.81 58.91 12:48:01 3 17.06 0.00 4.76 2.50 1.18 74.50 12:49:01 all 22.93 0.00 1.44 2.11 1.18 72.34 12:49:01 0 57.74 0.00 3.13 1.56 1.93 35.64 12:49:01 1 11.60 0.00 0.72 0.45 1.02 86.22 12:49:01 2 5.21 0.00 0.67 4.95 0.72 88.46 12:49:01 3 17.13 0.00 1.22 1.48 1.03 79.14 12:50:01 all 34.49 0.00 1.75 0.95 2.35 60.46 12:50:01 0 25.31 0.00 1.38 0.52 2.30 70.50 12:50:01 1 53.87 0.00 2.42 0.32 2.81 40.59 12:50:01 2 26.72 0.00 1.13 0.93 1.97 69.24 12:50:01 3 31.99 0.00 2.09 2.01 2.33 61.58 12:51:01 all 21.15 0.00 1.02 0.70 0.59 76.54 12:51:01 0 10.80 0.00 0.77 0.10 0.40 87.93 12:51:01 1 26.88 0.00 1.15 0.12 0.60 71.25 12:51:01 2 34.04 0.00 1.35 1.88 0.95 61.78 12:51:01 3 12.85 0.00 0.82 0.72 0.38 85.24 Average: all 25.03 0.00 1.77 2.28 1.36 69.56 Average: 0 27.09 0.00 1.75 1.92 1.39 67.84 Average: 1 28.37 0.00 1.63 2.86 1.44 65.70 Average: 2 24.92 0.00 1.47 2.66 1.36 69.59 Average: 3 19.76 0.00 2.22 1.68 1.23 75.11