---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7078 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 493 5315 0 2166 7202 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:f8:0a:fa brd ff:ff:ff:ff:ff:ff inet 10.32.6.39/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fef8:afa/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-7078) 07/30/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 157.29 75.43 81.86 4595.57 40805.48 19:15:01 57.86 0.17 57.69 22.23 10264.45 19:16:01 76.20 18.43 57.77 668.69 8692.15 19:17:01 22.53 1.52 21.01 104.78 4353.41 Average: 78.56 23.99 54.57 1353.58 16054.82 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5981368 7405664 2186052 26.77 36852 1567276 686288 7.45 593400 1429272 85244 19:15:01 5656400 7367480 2511020 30.74 57172 1815684 710440 7.71 631892 1677824 144304 19:16:01 5504880 7420628 2662540 32.60 63292 2009348 633208 6.87 674492 1776724 99824 19:17:01 5467324 7397904 2700096 33.06 65040 2021852 654724 7.10 704904 1781636 9592 Average: 5652493 7397919 2514927 30.79 55589 1853540 671165 7.28 651172 1666364 84741 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:14:02 ens3 475.50 249.64 1540.87 66.32 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:15:01 ens3 50.88 43.60 407.50 4.85 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 247.74 267.56 1410.04 50.48 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 47.43 57.02 27.65 529.74 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 206.05 154.92 848.39 163.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7078) 07/30/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.23 0.00 2.65 4.86 0.97 69.30 19:14:02 0 18.24 0.00 3.98 3.67 0.80 73.31 19:14:02 1 8.34 0.00 1.59 5.26 0.54 84.28 19:14:02 2 21.16 0.00 2.32 9.14 1.09 66.29 19:14:02 3 41.09 0.00 2.72 1.37 1.43 53.39 19:15:01 all 20.53 0.00 1.19 1.43 0.81 76.03 19:15:01 0 47.03 0.00 2.19 0.24 1.43 49.12 19:15:01 1 3.22 0.00 0.49 0.81 0.30 95.18 19:15:01 2 2.95 0.00 0.40 4.57 0.81 91.27 19:15:01 3 29.12 0.00 1.68 0.12 0.75 68.34 19:16:01 all 39.54 0.00 2.15 1.13 2.89 54.29 19:16:01 0 41.78 0.00 2.26 0.43 2.99 52.54 19:16:01 1 37.11 0.00 1.73 2.21 2.57 56.38 19:16:01 2 42.56 0.00 2.32 0.90 2.88 51.34 19:16:01 3 36.73 0.00 2.30 0.96 3.11 56.90 19:17:01 all 16.46 0.00 0.86 0.64 0.63 81.42 19:17:01 0 11.65 0.00 0.48 0.50 0.52 86.85 19:17:01 1 26.33 0.00 1.38 0.10 0.75 71.43 19:17:01 2 13.06 0.00 0.72 1.93 0.65 83.64 19:17:01 3 14.77 0.00 0.85 0.03 0.60 83.75 Average: all 24.72 0.00 1.71 2.01 1.33 70.23 Average: 0 29.62 0.00 2.23 1.21 1.44 65.50 Average: 1 18.84 0.00 1.30 2.10 1.05 76.72 Average: 2 19.98 0.00 1.44 4.13 1.36 73.09 Average: 3 30.44 0.00 1.89 0.62 1.48 65.57