---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12917 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1216 12096 0 2727 14502 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:f3:52:db brd ff:ff:ff:ff:ff:ff inet 10.30.107.115/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fef3:52db/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12917) 11/15/25 _x86_64_ (4 CPU) 12:17:20 LINUX RESTART (4 CPU) 12:18:01 tps rtps wtps bread/s bwrtn/s 12:19:01 207.78 34.78 173.00 2212.83 40872.12 12:20:01 43.51 7.73 35.78 259.82 7921.61 12:21:01 13.08 2.53 10.55 65.86 6938.84 12:22:01 34.36 0.83 33.53 86.92 24448.73 Average: 74.68 11.47 63.21 656.36 20045.33 12:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 12988776 14938996 3436192 20.92 77000 2060112 1327392 7.60 1318444 1875052 88452 12:20:01 12092384 14215500 4332584 26.38 77668 2229604 2015224 11.53 2064120 2016784 19892 12:21:01 12342388 15055568 4082580 24.86 78516 2810200 1221656 6.99 1440356 2378220 451504 12:22:01 12129836 14831444 4295132 26.15 81052 2796640 1452928 8.32 1822620 2207776 34820 Average: 12388346 14760377 4036622 24.58 78559 2474139 1504300 8.61 1661385 2119458 148667 12:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 12:19:01 ens3 584.52 429.01 4531.45 106.08 0.00 0.00 0.00 0.00 12:20:01 lo 932.11 932.11 71.45 71.45 0.00 0.00 0.00 0.00 12:20:01 ens3 12226.58 8161.01 3133.12 3070.70 0.00 0.00 0.00 0.00 12:21:01 lo 916.45 916.45 70.25 70.25 0.00 0.00 0.00 0.00 12:21:01 ens3 9201.67 6618.68 2840.59 2389.30 0.00 0.00 0.00 0.00 12:22:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 12:22:01 ens3 64.64 44.09 25.09 161.23 0.00 0.00 0.00 0.00 Average: lo 462.46 462.46 35.46 35.46 0.00 0.00 0.00 0.00 Average: ens3 5519.35 3813.20 2632.56 1431.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12917) 11/15/25 _x86_64_ (4 CPU) 12:17:20 LINUX RESTART (4 CPU) 12:18:01 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 32.03 0.00 2.19 2.16 0.09 63.53 12:19:01 0 43.90 0.00 2.76 1.35 0.10 51.90 12:19:01 1 23.11 0.00 1.30 4.60 0.07 70.91 12:19:01 2 39.15 0.00 2.51 1.56 0.10 56.68 12:19:01 3 21.93 0.00 2.20 1.13 0.08 74.66 12:20:01 all 38.67 0.00 33.29 0.18 0.11 27.76 12:20:01 0 34.64 0.00 25.06 0.08 0.12 40.09 12:20:01 1 35.89 0.00 36.46 0.02 0.12 27.51 12:20:01 2 45.72 0.00 39.23 0.47 0.10 14.48 12:20:01 3 38.34 0.00 32.32 0.13 0.10 29.11 12:21:01 all 32.47 0.00 29.61 0.09 0.08 37.75 12:21:01 0 33.95 0.00 43.90 0.02 0.08 22.04 12:21:01 1 30.97 0.00 14.63 0.03 0.10 54.27 12:21:01 2 38.22 0.00 27.10 0.20 0.07 34.41 12:21:01 3 26.69 0.00 32.84 0.10 0.08 40.29 12:22:01 all 21.45 0.00 0.95 0.87 0.04 76.69 12:22:01 0 44.26 0.00 1.52 0.13 0.05 54.04 12:22:01 1 18.94 0.00 0.83 0.60 0.02 79.61 12:22:01 2 9.16 0.00 0.85 2.05 0.03 87.90 12:22:01 3 13.47 0.00 0.63 0.69 0.07 85.14 Average: all 31.13 0.00 16.45 0.83 0.08 51.52 Average: 0 39.21 0.00 18.25 0.40 0.09 42.05 Average: 1 27.20 0.00 13.26 1.32 0.08 58.15 Average: 2 33.04 0.00 17.41 1.07 0.08 48.40 Average: 3 25.05 0.00 16.89 0.52 0.08 57.46