---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-990 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 7.5G 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 475 5409 0 2091 7222 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:90:fb:45 brd ff:ff:ff:ff:ff:ff inet 10.32.6.239/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe90:fb45/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-990) 08/14/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 166.69 82.72 83.97 4898.38 40755.76 19:15:01 63.93 12.16 51.77 285.37 8491.70 19:16:01 65.64 6.95 58.69 428.20 7981.74 19:17:01 23.46 0.42 23.05 37.86 4388.74 Average: 79.93 25.56 54.37 1412.41 15404.19 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5984748 7407888 2182664 26.72 36704 1566840 695280 7.54 594584 1426588 85192 19:15:01 5806116 7464936 2361296 28.91 57340 1765756 605964 6.58 550908 1616916 134460 19:16:01 5546184 7397792 2621228 32.09 63224 1947832 702824 7.63 702212 1714344 113316 19:17:01 5603644 7460016 2563768 31.39 65220 1950216 619032 6.72 646688 1711164 11876 Average: 5735173 7432658 2432239 29.78 55622 1807661 655775 7.12 623598 1617253 86211 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:14:01 ens3 432.49 241.83 1492.53 67.11 0.00 0.00 0.00 0.00 19:15:01 lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 66.68 44.52 451.28 15.92 0.00 0.00 0.00 0.00 19:16:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 273.64 307.82 1242.59 562.92 0.00 0.00 0.00 0.00 19:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 19:17:01 ens3 21.78 19.53 25.97 9.54 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 198.64 153.42 803.08 163.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-990) 08/14/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.33 0.00 2.71 5.46 1.24 68.26 19:14:01 0 11.57 0.00 1.84 3.06 1.26 82.27 19:14:01 1 43.45 0.00 2.39 2.77 1.62 49.77 19:14:01 2 11.23 0.00 1.82 9.29 0.97 76.69 19:14:01 3 23.11 0.00 4.76 6.76 1.10 64.27 19:15:01 all 21.77 0.00 1.39 1.48 1.03 74.33 19:15:01 0 10.66 0.00 0.52 0.07 0.95 87.81 19:15:01 1 56.34 0.00 3.23 0.28 2.00 38.15 19:15:01 2 6.13 0.00 0.87 5.20 0.52 87.29 19:15:01 3 13.93 0.00 0.95 0.38 0.65 84.09 19:16:01 all 40.97 0.00 1.73 0.88 2.67 53.75 19:16:01 0 35.28 0.00 1.32 0.17 2.23 61.01 19:16:01 1 37.09 0.00 1.38 0.50 2.59 58.44 19:16:01 2 54.16 0.00 2.73 1.60 3.39 38.13 19:16:01 3 37.36 0.00 1.52 1.23 2.43 57.45 19:17:01 all 21.28 0.00 0.97 0.61 0.90 76.24 19:17:01 0 24.78 0.00 0.97 0.10 0.98 73.17 19:17:01 1 31.04 0.00 1.03 0.08 1.35 66.50 19:17:01 2 22.23 0.00 1.20 1.81 0.92 73.84 19:17:01 3 7.06 0.00 0.65 0.43 0.38 91.47 Average: all 26.59 0.00 1.70 2.11 1.46 68.14 Average: 0 20.56 0.00 1.16 0.85 1.36 76.07 Average: 1 41.97 0.00 2.01 0.91 1.89 53.22 Average: 2 23.46 0.00 1.65 4.47 1.45 68.97 Average: 3 20.36 0.00 1.97 2.20 1.14 74.33