---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14267 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 7.9G 12G 41% / 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 467 5004 0 2503 7220 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:5e:e5:24 brd ff:ff:ff:ff:ff:ff inet 10.32.6.230/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe5e:e524/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14267) 10/03/26 _x86_64_ (4 CPU) 16:36:54 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:03 153.34 55.47 97.87 3627.66 41997.02 16:39:01 104.88 38.18 66.70 2334.08 14272.44 16:40:01 27.30 11.05 16.25 794.27 7173.47 Average: 95.06 34.86 60.20 2251.08 21224.88 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:03 5894348 7469064 2273064 27.83 49856 1694952 649324 7.05 516496 1573116 197644 16:39:01 5357504 7294676 2809908 34.40 61896 2032188 787968 8.55 733336 1865796 109640 16:40:01 5206492 7459624 2960920 36.25 67588 2333592 609800 6.62 671796 2059152 190872 Average: 5486115 7407788 2681297 32.83 59780 2020244 682364 7.40 640543 1832688 166052 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:03 ens3 348.41 220.50 1763.69 65.92 0.00 0.00 0.00 0.00 16:38:03 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:39:01 ens3 144.98 140.63 2338.01 24.69 0.00 0.00 0.00 0.00 16:39:01 lo 1.24 1.24 0.13 0.13 0.00 0.00 0.00 0.00 16:40:01 ens3 163.72 161.77 2683.36 26.53 0.00 0.00 0.00 0.00 16:40:01 lo 122.06 122.06 36.39 36.39 0.00 0.00 0.00 0.00 Average: ens3 219.87 174.68 2260.83 39.21 0.00 0.00 0.00 0.00 Average: lo 41.89 41.89 12.34 12.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14267) 10/03/26 _x86_64_ (4 CPU) 16:36:54 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:03 all 21.30 0.00 1.94 4.92 0.06 71.78 16:38:03 0 22.77 0.00 1.86 2.98 0.03 72.36 16:38:03 1 12.40 0.00 1.72 12.26 0.05 73.57 16:38:03 2 35.06 0.00 2.68 3.18 0.08 59.00 16:38:03 3 15.04 0.00 1.51 1.19 0.07 82.20 16:39:01 all 17.32 0.00 1.02 2.10 0.06 79.50 16:39:01 0 8.23 0.00 0.90 2.35 0.05 88.47 16:39:01 1 12.95 0.00 0.53 0.48 0.03 86.00 16:39:01 2 37.28 0.00 1.73 1.87 0.10 59.02 16:39:01 3 10.83 0.00 0.88 3.72 0.07 84.49 16:40:01 all 43.31 0.00 1.42 0.37 0.10 54.80 16:40:01 0 45.59 0.00 1.37 0.30 0.10 52.64 16:40:01 1 45.24 0.00 1.45 0.10 0.10 53.10 16:40:01 2 42.87 0.00 1.26 0.39 0.10 55.39 16:40:01 3 39.52 0.00 1.58 0.69 0.10 58.11 Average: all 27.40 0.00 1.46 2.47 0.08 68.59 Average: 0 25.72 0.00 1.38 1.87 0.06 70.97 Average: 1 23.59 0.00 1.24 4.34 0.06 70.77 Average: 2 38.42 0.00 1.89 1.81 0.10 57.79 Average: 3 21.90 0.00 1.33 1.85 0.08 74.84