---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4454 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 7.6G 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 467 5339 0 2169 7227 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:61:8a:da brd ff:ff:ff:ff:ff:ff inet 10.32.6.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe61:8ada/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-4454) 06/27/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 177.54 93.17 84.37 5135.01 40381.02 19:15:01 57.07 0.18 56.89 22.00 9768.11 19:16:01 83.17 18.45 64.72 667.89 9571.87 19:17:01 25.35 3.03 22.31 123.31 4516.71 Average: 85.78 28.71 57.07 1487.05 16059.43 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6041788 7435536 2125632 26.03 36504 1537712 685196 7.43 565428 1399776 69068 19:15:01 5779640 7491952 2387780 29.24 57208 1816892 612692 6.65 510100 1678736 164592 19:16:01 5465832 7388992 2701588 33.08 63908 2016372 708612 7.69 710512 1782196 104728 19:17:01 5495216 7427192 2672204 32.72 66160 2022164 668556 7.25 679572 1781388 9376 Average: 5695619 7435918 2471801 30.26 55945 1848285 668764 7.26 616403 1660524 86941 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 19:14:01 ens3 480.59 283.62 1265.97 71.74 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 57.01 45.76 660.95 5.10 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 273.82 277.54 1416.94 54.12 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 55.91 58.71 30.87 542.54 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 216.83 166.41 843.68 168.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4454) 06/27/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.58 0.00 3.37 5.23 1.09 67.72 19:14:01 0 17.89 0.00 1.74 2.79 0.79 76.80 19:14:01 1 21.95 0.00 2.88 6.39 1.13 67.65 19:14:01 2 19.32 0.00 2.51 6.40 1.04 70.73 19:14:01 3 31.18 0.00 6.34 5.35 1.44 55.69 19:15:01 all 20.90 0.00 1.26 1.42 0.72 75.70 19:15:01 0 3.15 0.00 0.25 0.00 0.18 96.42 19:15:01 1 74.96 0.00 3.99 0.40 2.21 18.44 19:15:01 2 1.98 0.00 0.42 4.29 0.25 93.06 19:15:01 3 3.73 0.00 0.38 1.01 0.27 94.62 19:16:01 all 42.20 0.00 2.07 1.52 2.79 51.42 19:16:01 0 40.12 0.00 1.70 0.25 2.61 55.33 19:16:01 1 50.62 0.00 1.85 1.70 2.90 42.94 19:16:01 2 38.14 0.00 1.80 2.28 2.71 55.06 19:16:01 3 39.93 0.00 2.96 1.85 2.93 52.34 19:17:01 all 21.14 0.00 1.17 0.85 0.83 76.02 19:17:01 0 8.38 0.00 1.01 0.03 0.58 89.99 19:17:01 1 34.87 0.00 1.56 0.08 1.21 62.27 19:17:01 2 29.66 0.00 1.34 2.32 0.77 65.92 19:17:01 3 11.66 0.00 0.75 0.95 0.75 85.89 Average: all 26.71 0.00 1.97 2.25 1.36 67.71 Average: 0 17.39 0.00 1.17 0.77 1.04 79.62 Average: 1 45.56 0.00 2.57 2.14 1.86 47.86 Average: 2 22.28 0.00 1.51 3.82 1.19 71.19 Average: 3 21.60 0.00 2.60 2.29 1.34 72.17