---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1375 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 7.6G 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 471 5409 0 2094 7226 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:b3:a0:6b brd ff:ff:ff:ff:ff:ff inet 10.32.7.241/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:feb3:a06b/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-1375) 12/21/25 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 152.59 69.09 83.50 4313.95 40697.63 19:15:01 69.78 12.40 57.38 297.03 9662.90 19:16:01 65.24 6.38 58.86 397.47 7546.55 19:17:01 22.50 1.10 21.40 65.99 4365.94 Average: 77.56 22.28 55.28 1272.64 15592.62 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5972560 7394256 2194860 26.87 36828 1564564 705644 7.66 605572 1424616 85056 19:15:01 5734868 7396184 2432552 29.78 57336 1767744 826004 8.96 623376 1613876 122736 19:16:01 5496636 7353800 2670784 32.70 62956 1953288 746696 8.10 745628 1718536 107632 19:17:01 5565132 7421940 2602288 31.86 64732 1950896 654652 7.10 685000 1711656 8864 Average: 5692299 7391545 2475121 30.30 55463 1809123 733249 7.96 664894 1617171 81072 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:14:02 ens3 421.33 217.50 1497.07 64.87 0.00 0.00 0.00 0.00 19:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 79.63 51.03 471.83 14.63 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:16:01 ens3 242.77 264.33 1242.42 49.17 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 51.74 58.92 28.40 532.54 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 199.37 148.35 811.36 165.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1375) 12/21/25 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.54 0.00 2.72 4.75 2.81 68.18 19:14:02 0 17.45 0.00 1.65 1.17 2.59 77.14 19:14:02 1 26.84 0.00 5.20 11.63 3.03 53.30 19:14:02 2 26.40 0.00 2.28 4.75 3.11 63.46 19:14:02 3 15.48 0.00 1.74 1.44 2.47 78.86 19:15:01 all 20.79 0.00 1.39 2.20 1.81 73.82 19:15:01 0 18.96 0.00 1.16 3.89 2.46 73.53 19:15:01 1 8.21 0.00 1.01 1.42 0.83 88.53 19:15:01 2 38.37 0.00 1.92 1.11 2.50 56.10 19:15:01 3 17.61 0.00 1.43 2.38 1.45 77.13 19:16:01 all 36.49 0.00 1.82 1.43 5.02 55.24 19:16:01 0 52.93 0.00 2.44 2.61 5.85 36.17 19:16:01 1 27.37 0.00 1.36 1.50 4.80 64.97 19:16:01 2 30.63 0.00 1.29 0.64 4.42 63.02 19:16:01 3 34.96 0.00 2.19 0.94 5.02 56.90 19:17:01 all 20.61 0.00 0.97 0.74 1.47 76.21 19:17:01 0 40.72 0.00 1.66 2.08 2.04 53.50 19:17:01 1 9.61 0.00 0.79 0.66 1.52 87.41 19:17:01 2 27.80 0.00 0.87 0.12 1.45 69.77 19:17:01 3 4.36 0.00 0.58 0.12 0.86 94.08 Average: all 24.90 0.00 1.73 2.28 2.79 68.31 Average: 0 32.59 0.00 1.73 2.43 3.25 60.00 Average: 1 18.07 0.00 2.10 3.81 2.56 73.47 Average: 2 30.77 0.00 1.59 1.66 2.87 63.11 Average: 3 18.14 0.00 1.49 1.21 2.46 76.70