---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-212 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: 2799.998 BogoMIPS: 5599.99 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 7.5G 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 485 5400 0 2089 7212 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:87:02 brd ff:ff:ff:ff:ff:ff inet 10.32.6.174/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:febb:8702/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-212) 04/10/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 172.60 87.20 85.40 4964.77 40772.29 19:15:01 70.95 12.80 58.16 309.68 9103.55 19:16:01 63.09 8.50 54.59 470.45 9720.91 19:17:01 24.60 0.37 24.23 33.86 1706.52 Average: 82.81 27.22 55.59 1444.69 15325.82 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5959608 7381364 2207812 27.03 37108 1564672 727520 7.89 618272 1426500 84476 19:15:01 5580900 7240832 2586520 31.67 57896 1766052 870036 9.44 783172 1607284 101188 19:16:01 5553116 7403740 2614304 32.01 62976 1947276 669920 7.27 699428 1710132 25732 19:17:01 5515568 7369928 2651852 32.47 65264 1948396 681760 7.40 736828 1708592 3600 Average: 5652298 7348966 2515122 30.79 55811 1806599 737309 8.00 709425 1613127 53749 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 480.47 253.89 1530.58 68.22 0.00 0.00 0.00 0.00 19:14:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 91.25 80.77 490.78 20.75 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 309.15 292.82 1223.48 570.94 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 12.81 13.65 9.90 6.62 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 223.42 160.28 813.68 166.63 0.00 0.00 0.00 0.00 Average: lo 1.32 1.32 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-212) 04/10/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.51 0.00 2.99 5.46 1.36 66.68 19:14:01 0 23.65 0.00 1.98 4.56 1.50 68.30 19:14:01 1 30.78 0.00 2.84 8.70 1.52 56.16 19:14:01 2 25.25 0.00 2.55 4.57 1.49 66.14 19:14:01 3 14.37 0.00 4.59 4.01 0.93 76.10 19:15:01 all 27.39 0.00 1.56 1.49 1.50 68.06 19:15:01 0 25.01 0.00 1.85 4.91 1.35 66.88 19:15:01 1 18.03 0.00 0.71 0.89 1.56 78.81 19:15:01 2 51.15 0.00 2.96 0.12 2.21 43.56 19:15:01 3 15.40 0.00 0.68 0.05 0.88 82.98 19:16:01 all 34.34 0.00 1.71 1.50 2.02 60.43 19:16:01 0 33.95 0.00 1.50 1.67 2.00 60.89 19:16:01 1 23.32 0.00 1.58 1.20 1.73 72.18 19:16:01 2 25.94 0.00 1.97 2.65 1.72 67.72 19:16:01 3 54.20 0.00 1.78 0.48 2.60 40.93 19:17:01 all 21.07 0.00 0.84 0.55 0.75 76.79 19:17:01 0 13.92 0.00 0.86 0.02 0.57 84.63 19:17:01 1 18.52 0.00 0.67 0.07 0.88 79.86 19:17:01 2 32.49 0.00 1.12 2.07 0.97 63.35 19:17:01 3 19.36 0.00 0.72 0.03 0.62 79.27 Average: all 26.58 0.00 1.77 2.25 1.41 67.99 Average: 0 24.13 0.00 1.55 2.79 1.35 70.18 Average: 1 22.65 0.00 1.45 2.70 1.42 71.78 Average: 2 33.72 0.00 2.15 2.35 1.60 60.18 Average: 3 25.83 0.00 1.94 1.14 1.26 69.83