---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1046 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 7.7G 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 463 5256 0 2255 7232 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:45:61:75 brd ff:ff:ff:ff:ff:ff inet 10.32.6.169/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe45:6175/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1046) 05/16/26 _x86_64_ (4 CPU) 16:58:56 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 153.06 80.19 72.87 4847.19 39592.75 17:01:01 54.40 0.29 54.11 24.13 8547.30 17:02:01 83.20 38.66 44.54 2208.83 12244.89 17:03:01 25.40 0.68 24.71 77.72 5500.68 Average: 79.12 30.08 49.04 1796.85 16504.56 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 6085832 7450472 2081588 25.49 33512 1512976 640684 6.95 544232 1377504 56392 17:01:01 5806652 7420928 2360768 28.90 53248 1729260 658264 7.14 588688 1584608 132300 17:02:01 5391216 7403968 2776204 33.99 62892 2107260 652164 7.08 706596 1860708 134908 17:03:01 5381176 7401868 2786244 34.11 65312 2112536 652564 7.08 715440 1860856 9808 Average: 5666219 7419309 2501201 30.62 53741 1865508 650919 7.06 638739 1670919 83352 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 3.07 3.07 0.27 0.27 0.00 0.00 0.00 0.00 17:00:02 ens3 314.63 210.76 1121.40 62.77 0.00 0.00 0.00 0.00 17:01:01 lo 2.10 2.10 0.18 0.18 0.00 0.00 0.00 0.00 17:01:01 ens3 67.23 58.41 727.89 6.94 0.00 0.00 0.00 0.00 17:02:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 17:02:01 ens3 246.81 224.01 3418.12 33.38 0.00 0.00 0.00 0.00 17:03:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 17:03:01 ens3 13.23 13.53 10.35 6.18 0.00 0.00 0.00 0.00 Average: lo 2.02 2.02 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 160.86 126.97 1321.92 27.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1046) 05/16/26 _x86_64_ (4 CPU) 16:58:56 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 18.78 0.00 2.66 4.15 1.16 73.26 17:00:02 0 26.60 0.00 1.55 7.03 1.33 63.49 17:00:02 1 14.51 0.00 2.12 1.28 1.08 81.01 17:00:02 2 15.38 0.00 1.95 4.35 1.12 77.20 17:00:02 3 18.62 0.00 5.02 3.90 1.10 71.35 17:01:01 all 18.11 0.00 1.05 1.49 0.82 78.53 17:01:01 0 1.73 0.00 0.36 5.10 0.24 92.57 17:01:01 1 28.11 0.00 1.58 0.12 0.92 69.28 17:01:01 2 17.04 0.00 1.00 0.07 1.20 80.70 17:01:01 3 25.59 0.00 1.32 0.66 0.92 71.51 17:02:01 all 37.16 0.00 2.07 1.63 2.56 56.59 17:02:01 0 34.25 0.00 1.78 2.11 2.39 59.47 17:02:01 1 53.94 0.00 2.00 0.78 2.73 40.56 17:02:01 2 30.07 0.00 1.78 0.95 2.42 64.79 17:02:01 3 30.28 0.00 2.68 2.71 2.70 61.64 17:03:01 all 19.41 0.00 0.97 0.74 0.86 78.02 17:03:01 0 14.61 0.00 0.98 2.00 0.57 81.84 17:03:01 1 48.70 0.00 1.85 0.25 1.42 47.78 17:03:01 2 0.45 0.00 0.35 0.00 0.83 98.38 17:03:01 3 14.03 0.00 0.72 0.70 0.62 83.94 Average: all 23.40 0.00 1.69 2.00 1.35 71.55 Average: 0 19.39 0.00 1.17 4.05 1.14 74.25 Average: 1 36.39 0.00 1.89 0.61 1.54 59.57 Average: 2 15.72 0.00 1.27 1.34 1.39 80.27 Average: 3 22.12 0.00 2.44 2.00 1.33 72.11