---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1181 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 481 5402 0 2091 7215 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:48:a2:9d brd ff:ff:ff:ff:ff:ff inet 10.32.7.240/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe48:a29d/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-1181) 08/16/25 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 190.47 110.06 80.40 5410.16 40015.48 19:15:01 57.74 0.22 57.52 26.66 9590.80 19:16:01 74.89 18.41 56.48 667.64 8174.08 19:17:01 22.85 0.90 21.95 57.19 4394.47 Average: 86.49 32.40 54.09 1540.38 15543.40 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6057020 7436740 2110400 25.84 35392 1524812 672572 7.30 561920 1385988 64828 19:15:01 5745656 7394420 2421764 29.65 56040 1757216 699552 7.59 618388 1608296 131600 19:16:01 5503936 7353444 2663484 32.61 62788 1945948 721084 7.82 744008 1713084 102356 19:17:01 5552768 7406888 2614652 32.01 64912 1948168 661840 7.18 697700 1709576 8844 Average: 5714845 7397873 2452575 30.03 54783 1794036 688762 7.47 655504 1604236 76907 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 374.15 205.10 1146.02 62.90 0.00 0.00 0.00 0.00 19:14:01 lo 2.20 2.20 0.20 0.20 0.00 0.00 0.00 0.00 19:15:01 ens3 47.36 39.29 633.72 5.00 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 310.71 289.70 1408.02 63.13 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 48.94 56.81 28.33 528.91 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 Average: ens3 195.30 147.73 804.05 164.98 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1181) 08/16/25 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.32 0.00 3.41 5.91 1.33 66.03 19:14:01 0 19.36 0.00 6.14 7.59 1.43 65.47 19:14:01 1 41.83 0.00 3.30 4.00 1.81 49.06 19:14:01 2 16.40 0.00 1.87 5.57 0.97 75.19 19:14:01 3 15.75 0.00 2.37 6.45 1.10 74.31 19:15:01 all 20.83 0.00 1.35 1.48 0.92 75.42 19:15:01 0 29.00 0.00 1.68 0.25 1.21 67.86 19:15:01 1 19.27 0.00 1.48 0.85 1.11 77.29 19:15:01 2 15.30 0.00 1.18 4.70 0.63 78.18 19:15:01 3 19.70 0.00 1.03 0.15 0.73 78.39 19:16:01 all 42.62 0.00 1.99 0.94 2.94 51.51 19:16:01 0 35.93 0.00 1.95 0.17 2.57 59.39 19:16:01 1 37.94 0.00 1.91 1.19 2.85 56.10 19:16:01 2 58.31 0.00 2.47 1.77 3.55 33.91 19:16:01 3 38.35 0.00 1.65 0.62 2.79 56.59 19:17:01 all 21.20 0.00 1.08 0.75 0.89 76.09 19:17:01 0 10.59 0.00 0.85 0.05 0.43 88.08 19:17:01 1 12.66 0.00 1.01 0.74 1.02 84.57 19:17:01 2 43.20 0.00 1.70 2.05 1.48 51.57 19:17:01 3 18.40 0.00 0.75 0.17 0.62 80.07 Average: all 27.00 0.00 1.95 2.26 1.52 67.27 Average: 0 23.72 0.00 2.66 2.01 1.41 70.20 Average: 1 27.88 0.00 1.92 1.69 1.70 66.82 Average: 2 33.32 0.00 1.81 3.52 1.66 59.69 Average: 3 23.06 0.00 1.45 1.84 1.31 72.33