---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-553 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 462 5415 0 2097 7234 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:bb:8f:78 brd ff:ff:ff:ff:ff:ff inet 10.32.6.15/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:febb:8f78/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-553) 05/10/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 142.82 54.87 87.95 3606.00 41098.18 19:15:01 70.36 12.98 57.38 300.02 8891.37 19:16:01 59.39 8.57 50.82 471.12 6776.20 19:17:01 24.68 0.35 24.33 33.73 4393.13 Average: 74.33 19.22 55.11 1106.18 15317.57 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5946492 7392116 2220920 27.19 38448 1586072 706492 7.67 608996 1444440 91724 19:15:01 5576084 7243716 2591328 31.73 58316 1772788 869812 9.44 778332 1613724 101348 19:16:01 5567868 7425604 2599544 31.83 62956 1954136 666804 7.24 674976 1716640 114700 19:17:01 5545116 7406896 2622296 32.11 65256 1955256 698172 7.58 698356 1714916 9952 Average: 5658890 7367083 2508522 30.71 56244 1817063 735320 7.98 690165 1622430 79431 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 390.77 241.89 1517.48 67.13 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 94.10 91.12 478.71 21.79 0.00 0.00 0.00 0.00 19:15:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 298.07 279.25 1214.67 580.41 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 15.68 14.35 12.79 6.51 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 200.10 156.93 807.31 169.57 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 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-553) 05/10/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.75 0.00 2.58 4.35 1.19 69.12 19:14:02 0 16.35 0.00 1.43 4.01 0.95 77.26 19:14:02 1 30.04 0.00 2.94 1.90 1.37 63.75 19:14:02 2 13.25 0.00 3.52 6.17 1.07 75.99 19:14:02 3 31.37 0.00 2.41 5.33 1.40 59.49 19:15:01 all 27.80 0.00 1.59 1.39 1.42 67.79 19:15:01 0 14.95 0.00 0.51 0.27 0.76 83.51 19:15:01 1 13.85 0.00 0.80 2.88 0.92 81.55 19:15:01 2 26.51 0.00 1.66 1.03 1.91 68.88 19:15:01 3 55.90 0.00 3.42 1.39 2.10 37.18 19:16:01 all 33.34 0.00 1.89 1.16 1.90 61.71 19:16:01 0 44.84 0.00 1.91 0.45 2.08 50.72 19:16:01 1 26.78 0.00 1.58 0.22 1.81 69.61 19:16:01 2 29.85 0.00 2.16 1.80 1.86 64.33 19:16:01 3 31.88 0.00 1.88 2.18 1.85 62.20 19:17:01 all 20.56 0.00 0.93 0.58 0.76 77.17 19:17:01 0 25.85 0.00 0.92 0.05 0.80 72.38 19:17:01 1 24.31 0.00 1.17 1.63 0.83 72.06 19:17:01 2 26.62 0.00 0.92 0.07 0.92 71.48 19:17:01 3 5.42 0.00 0.77 0.58 0.50 92.72 Average: all 26.11 0.00 1.75 1.87 1.32 68.95 Average: 0 25.54 0.00 1.20 1.20 1.15 70.91 Average: 1 23.79 0.00 1.62 1.65 1.23 71.70 Average: 2 24.07 0.00 2.06 2.26 1.44 70.16 Average: 3 31.05 0.00 2.11 2.37 1.46 63.00