---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3562 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 464 5207 0 2304 7228 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:20:27:23 brd ff:ff:ff:ff:ff:ff inet 10.32.7.151/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86058sec preferred_lft 86058sec inet6 fe80::f816:3eff:fe20:2723/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3562) 09/13/25 _x86_64_ (4 CPU) 05:56:50 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 113.82 54.55 59.27 3583.60 5135.22 05:59:01 74.58 21.06 53.52 1357.41 9201.33 06:00:01 46.28 16.48 29.80 928.11 6885.52 06:01:01 15.95 6.58 9.37 189.70 3239.46 06:02:01 32.91 0.76 32.15 87.71 7333.40 Average: 56.78 19.95 36.83 1233.05 6355.86 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5972252 7394628 2195160 26.88 37016 1565128 715824 7.77 603308 1426504 88796 05:59:01 5731632 7418096 2435780 29.82 56920 1793500 819352 8.89 595332 1643516 124356 06:00:01 4844892 6718680 3322520 40.68 62572 1968864 1352316 14.67 1323020 1785468 86280 06:01:01 5409728 7466628 2757684 33.76 66192 2143012 598020 6.49 659408 1876148 169772 06:02:01 5318516 7391448 2848896 34.88 68844 2156548 700776 7.60 744368 1882472 15580 Average: 5455404 7277896 2712008 33.21 58309 1925410 837258 9.08 785087 1722822 96957 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:58:01 ens3 407.55 225.17 1425.53 66.05 0.00 0.00 0.00 0.00 05:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 05:59:01 ens3 51.08 33.61 416.64 7.07 0.00 0.00 0.00 0.00 06:00:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 06:00:01 ens3 186.55 173.02 2313.31 24.26 0.00 0.00 0.00 0.00 06:01:01 lo 120.66 120.66 36.32 36.32 0.00 0.00 0.00 0.00 06:01:01 ens3 111.91 105.17 1054.23 22.72 0.00 0.00 0.00 0.00 06:02:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 06:02:01 ens3 12.90 12.90 10.55 6.42 0.00 0.00 0.00 0.00 Average: lo 24.86 24.86 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 154.46 110.29 1047.47 25.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3562) 09/13/25 _x86_64_ (4 CPU) 05:56:50 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 22.22 0.00 1.73 3.34 1.28 71.44 05:58:01 0 18.49 0.00 1.35 1.48 0.90 77.78 05:58:01 1 31.74 0.00 2.41 5.66 1.78 58.41 05:58:01 2 10.28 0.00 1.37 5.11 0.93 82.32 05:58:01 3 28.32 0.00 1.74 1.10 1.53 67.31 05:59:01 all 22.03 0.00 1.50 2.00 1.30 73.17 05:59:01 0 14.41 0.00 1.25 1.96 0.80 81.59 05:59:01 1 30.12 0.00 2.05 0.57 1.25 66.02 05:59:01 2 8.68 0.00 1.08 4.61 0.73 84.90 05:59:01 3 34.79 0.00 1.68 0.89 2.42 60.21 06:00:01 all 34.67 0.00 1.54 1.05 2.49 60.25 06:00:01 0 35.23 0.00 1.61 0.68 2.42 60.06 06:00:01 1 37.36 0.00 1.28 1.89 2.34 57.13 06:00:01 2 35.91 0.00 1.59 0.32 2.42 59.76 06:00:01 3 30.20 0.00 1.66 1.31 2.75 64.07 06:01:01 all 41.50 0.00 1.68 0.24 3.06 53.53 06:01:01 0 37.68 0.00 1.74 0.03 3.14 57.41 06:01:01 1 42.11 0.00 1.87 0.45 2.90 52.67 06:01:01 2 43.55 0.00 1.51 0.30 3.05 51.58 06:01:01 3 42.64 0.00 1.58 0.20 3.15 52.44 06:02:01 all 21.28 0.00 1.01 0.92 1.22 75.57 06:02:01 0 16.01 0.00 0.76 0.05 0.83 82.35 06:02:01 1 51.41 0.00 1.35 1.78 2.01 43.45 06:02:01 2 6.46 0.00 0.87 1.71 1.36 89.60 06:02:01 3 11.41 0.00 1.05 0.12 0.68 86.74 Average: all 28.37 0.00 1.49 1.51 1.87 66.76 Average: 0 24.40 0.00 1.34 0.84 1.62 71.79 Average: 1 38.50 0.00 1.79 2.07 2.06 55.58 Average: 2 21.02 0.00 1.29 2.40 1.70 73.59 Average: 3 29.55 0.00 1.54 0.73 2.11 66.07