---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4143 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 7.7G 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 462 5176 0 2337 7230 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:64:36:3f brd ff:ff:ff:ff:ff:ff inet 10.32.6.203/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86040sec preferred_lft 86040sec inet6 fe80::f816:3eff:fe64:363f/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-4143) 09/20/25 _x86_64_ (4 CPU) 05:15:04 LINUX RESTART (4 CPU) 05:16:02 tps rtps wtps bread/s bwrtn/s 05:17:01 53.28 2.30 50.97 44.72 7549.52 05:18:01 68.92 30.08 38.84 1636.79 7782.57 05:19:01 21.82 10.14 11.68 773.08 5762.85 05:20:01 20.31 1.53 18.78 102.92 6652.49 05:21:01 20.76 0.57 20.20 22.00 1807.70 Average: 36.97 8.95 28.02 517.46 5905.65 05:16:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:01 5854616 7437992 2312796 28.32 52036 1701520 667448 7.24 562592 1561584 125088 05:18:01 5518396 7292796 2649016 32.43 60876 1874432 816236 8.86 726868 1718284 72088 05:19:01 4341828 6236196 3825584 46.84 62908 1988768 1840608 19.97 1838248 1769972 956 05:20:01 5315600 7423124 2851812 34.92 67936 2191556 674168 7.32 714240 1913528 47168 05:21:01 5314348 7416868 2853064 34.93 69780 2184328 673564 7.31 736504 1893444 11432 Average: 5268958 7161395 2898454 35.49 62707 1988121 934405 10.14 915690 1771362 51346 05:16:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 05:17:01 ens3 55.11 42.61 709.83 5.73 0.00 0.00 0.00 0.00 05:18:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 05:18:01 ens3 115.71 92.55 1219.99 19.92 0.00 0.00 0.00 0.00 05:19:01 lo 64.68 64.68 24.35 24.35 0.00 0.00 0.00 0.00 05:19:01 ens3 124.40 106.08 1445.28 13.83 0.00 0.00 0.00 0.00 05:20:01 lo 57.01 57.01 12.16 12.16 0.00 0.00 0.00 0.00 05:20:01 ens3 127.08 107.65 1255.76 20.01 0.00 0.00 0.00 0.00 05:21:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:21:01 ens3 9.08 10.86 6.64 5.99 0.00 0.00 0.00 0.00 Average: lo 24.89 24.89 7.37 7.37 0.00 0.00 0.00 0.00 Average: ens3 86.38 72.05 928.25 13.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4143) 09/20/25 _x86_64_ (4 CPU) 05:15:04 LINUX RESTART (4 CPU) 05:16:02 CPU %user %nice %system %iowait %steal %idle 05:17:01 all 18.88 0.00 1.19 2.36 2.64 74.94 05:17:01 0 7.84 0.00 0.66 0.02 1.46 90.02 05:17:01 1 20.60 0.00 1.48 1.16 2.64 74.12 05:17:01 2 27.17 0.00 1.33 7.86 2.59 61.05 05:17:01 3 19.88 0.00 1.28 0.42 3.81 74.61 05:18:01 all 17.39 0.00 1.24 1.69 4.61 75.08 05:18:01 0 10.80 0.00 1.06 1.55 4.31 82.27 05:18:01 1 20.38 0.00 0.88 1.69 5.19 71.86 05:18:01 2 12.15 0.00 0.66 0.89 3.23 83.08 05:18:01 3 26.17 0.00 2.32 2.63 5.72 63.17 05:19:01 all 45.24 0.00 1.69 0.69 10.55 41.83 05:19:01 0 47.42 0.00 1.68 0.50 10.49 39.91 05:19:01 1 45.41 0.00 1.36 0.32 10.51 42.40 05:19:01 2 43.78 0.00 1.75 0.96 10.24 43.27 05:19:01 3 44.32 0.00 2.00 0.99 10.95 41.74 05:20:01 all 24.91 0.00 1.43 0.67 5.03 67.96 05:20:01 0 8.09 0.00 1.41 1.32 4.38 84.80 05:20:01 1 40.38 0.00 2.25 0.48 6.35 50.55 05:20:01 2 24.56 0.00 0.87 0.10 4.84 69.62 05:20:01 3 26.69 0.00 1.19 0.76 4.58 66.79 05:21:01 all 20.41 0.00 0.84 0.89 1.63 76.23 05:21:01 0 5.52 0.00 0.45 0.71 0.86 92.46 05:21:01 1 0.17 0.00 0.20 0.00 0.70 98.94 05:21:01 2 47.37 0.00 1.77 2.39 2.92 45.55 05:21:01 3 28.54 0.00 0.93 0.46 2.04 68.03 Average: all 25.45 0.00 1.28 1.26 4.92 67.09 Average: 0 16.09 0.00 1.06 0.83 4.34 77.69 Average: 1 25.51 0.00 1.23 0.73 5.11 67.42 Average: 2 31.03 0.00 1.28 2.41 4.79 60.49 Average: 3 29.18 0.00 1.55 1.06 5.45 62.77