---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8981 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 7.9G 12G 41% / 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 466 5001 0 2508 7222 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:c7:d8:ce brd ff:ff:ff:ff:ff:ff inet 10.32.7.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fec7:d8ce/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-8981) 08/22/26 _x86_64_ (4 CPU) 23:17:55 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 150.87 65.01 85.87 4249.43 40832.94 23:20:01 56.28 0.31 55.97 34.43 10143.64 23:21:01 74.04 33.88 40.16 2194.43 11402.23 23:22:01 15.61 6.67 8.95 241.69 3407.03 23:23:01 27.82 1.37 26.45 93.15 7362.19 Average: 64.95 21.51 43.44 1366.98 14644.12 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 5977388 7405512 2190032 26.81 37244 1570884 713556 7.74 595008 1431064 88764 23:20:01 5760592 7487728 2406828 29.47 56848 1832076 617516 6.70 510196 1694484 160112 23:21:01 4965732 7013972 3201688 39.20 63716 2138632 1031160 11.19 1039284 1943828 92356 23:22:01 4872360 6965016 3295060 40.34 65828 2178528 1038364 11.27 1119792 1949780 26944 23:23:01 5161776 7433400 3005644 36.80 69684 2350204 662988 7.19 716660 2059472 25632 Average: 5347570 7261126 2819850 34.53 58664 2014065 812717 8.82 796188 1815726 78762 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 23:19:02 ens3 465.82 273.84 1508.22 69.03 0.00 0.00 0.00 0.00 23:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:20:01 ens3 51.26 45.72 656.73 5.40 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 196.92 192.40 3296.65 32.89 0.00 0.00 0.00 0.00 23:22:01 lo 121.66 121.66 36.61 36.61 0.00 0.00 0.00 0.00 23:22:01 ens3 33.93 35.43 478.36 6.90 0.00 0.00 0.00 0.00 23:23:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 23:23:01 ens3 71.20 65.23 872.08 16.07 0.00 0.00 0.00 0.00 Average: lo 25.17 25.17 7.41 7.41 0.00 0.00 0.00 0.00 Average: ens3 164.20 122.78 1364.73 26.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8981) 08/22/26 _x86_64_ (4 CPU) 23:17:55 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 22.29 0.00 2.69 4.65 1.20 69.17 23:19:02 0 30.76 0.00 4.93 6.30 1.45 56.56 23:19:02 1 32.66 0.00 2.45 1.12 1.40 62.38 23:19:02 2 16.91 0.00 1.66 5.07 0.99 75.38 23:19:02 3 8.81 0.00 1.70 6.13 0.97 82.39 23:20:01 all 20.16 0.00 1.28 1.33 0.72 76.51 23:20:01 0 21.17 0.00 1.58 0.12 0.63 76.50 23:20:01 1 40.29 0.00 1.64 0.17 1.15 56.74 23:20:01 2 8.11 0.00 0.66 0.03 0.42 90.77 23:20:01 3 11.11 0.00 1.25 4.99 0.64 82.01 23:21:01 all 23.65 0.00 1.41 1.72 1.61 71.61 23:21:01 0 25.33 0.00 1.56 1.41 1.63 70.06 23:21:01 1 21.92 0.00 1.10 3.45 1.62 71.92 23:21:01 2 24.47 0.00 1.64 1.61 1.73 70.55 23:21:01 3 22.89 0.00 1.32 0.42 1.48 73.89 23:22:01 all 48.27 0.00 1.44 0.27 3.21 46.82 23:22:01 0 41.66 0.00 1.45 0.25 3.11 53.54 23:22:01 1 49.77 0.00 1.57 0.10 3.25 45.31 23:22:01 2 49.71 0.00 1.42 0.25 3.20 45.43 23:22:01 3 51.95 0.00 1.30 0.48 3.28 42.99 23:23:01 all 26.10 0.00 1.29 0.71 1.12 70.78 23:23:01 0 24.77 0.00 1.42 0.10 0.85 72.87 23:23:01 1 41.60 0.00 1.28 0.22 1.73 55.19 23:23:01 2 25.35 0.00 1.62 1.37 1.12 70.55 23:23:01 3 12.62 0.00 0.88 1.17 0.78 84.55 Average: all 28.12 0.00 1.62 1.74 1.57 66.94 Average: 0 28.77 0.00 2.19 1.64 1.54 65.87 Average: 1 37.24 0.00 1.61 1.01 1.83 58.31 Average: 2 24.97 0.00 1.40 1.67 1.49 70.47 Average: 3 21.51 0.00 1.29 2.63 1.43 73.14