---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1321 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 7.5G 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 483 5403 0 2088 7214 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:28:f6:de brd ff:ff:ff:ff:ff:ff inet 10.32.6.19/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe28:f6de/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-1321) 08/18/25 _x86_64_ (4 CPU) 19:13:01 LINUX RESTART (4 CPU) 19:14:02 tps rtps wtps bread/s bwrtn/s 19:15:01 58.99 0.22 58.77 27.11 9576.68 19:16:01 75.59 18.41 57.17 667.76 8259.02 19:17:01 22.01 0.90 21.11 57.19 4298.88 Average: 52.16 6.55 45.61 251.94 7365.92 19:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5766412 7391512 2401000 29.40 54592 1736984 707368 7.68 620832 1588848 113440 19:16:01 5535236 7379964 2632176 32.23 62716 1941532 700404 7.60 718664 1708224 100876 19:17:01 5596456 7448892 2570956 31.48 64796 1946396 617052 6.70 653628 1707560 9024 Average: 5632701 7406789 2534711 31.03 60701 1874971 674941 7.32 664375 1668211 74447 19:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 50.03 39.82 650.15 5.13 0.00 0.00 0.00 0.00 19:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 292.42 276.64 1405.62 61.77 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 49.59 56.59 27.65 535.77 0.00 0.00 0.00 0.00 19:17:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 131.13 124.82 694.72 201.98 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1321) 08/18/25 _x86_64_ (4 CPU) 19:13:01 LINUX RESTART (4 CPU) 19:14:02 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 19.66 0.00 1.13 2.35 1.46 75.40 19:15:01 0 14.39 0.00 0.95 0.25 0.96 83.45 19:15:01 1 25.84 0.00 1.19 0.42 2.00 70.55 19:15:01 2 34.24 0.00 1.67 0.37 2.02 61.70 19:15:01 3 4.06 0.00 0.68 8.41 0.86 85.98 19:16:01 all 38.45 0.00 2.16 1.51 5.38 52.51 19:16:01 0 44.00 0.00 1.78 1.06 5.26 47.90 19:16:01 1 38.57 0.00 1.92 1.40 5.21 52.91 19:16:01 2 40.25 0.00 2.05 0.59 5.49 51.62 19:16:01 3 31.01 0.00 2.90 2.99 5.53 57.56 19:17:01 all 20.46 0.00 1.01 0.97 1.66 75.90 19:17:01 0 23.73 0.00 1.28 0.27 1.10 73.63 19:17:01 1 5.77 0.00 0.84 2.58 1.49 89.32 19:17:01 2 50.83 0.00 1.41 0.30 2.62 44.85 19:17:01 3 1.60 0.00 0.51 0.74 1.42 95.72 Average: all 26.26 0.00 1.44 1.61 2.85 67.85 Average: 0 27.48 0.00 1.34 0.53 2.46 68.19 Average: 1 23.41 0.00 1.32 1.47 2.91 70.89 Average: 2 41.81 0.00 1.71 0.42 3.39 52.67 Average: 3 12.34 0.00 1.37 4.01 2.63 79.65