---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11952 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 9.0G 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 1267 11933 0 2839 14445 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:b4:a6:60 brd ff:ff:ff:ff:ff:ff inet 10.30.107.174/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:feb4:a660/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11952) 07/25/26 _x86_64_ (4 CPU) 01:28:22 LINUX RESTART (4 CPU) 01:29:01 tps rtps wtps bread/s bwrtn/s 01:30:01 164.97 15.17 149.80 388.00 18051.47 01:31:01 59.91 5.03 54.87 400.20 11612.86 01:32:01 32.96 2.95 30.01 91.45 8434.99 Average: 85.94 7.72 78.22 293.21 12699.48 01:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:01 13229528 15172472 3195440 19.45 77956 2050420 1236204 7.07 1073352 1876828 220528 01:31:01 12166392 14244608 4258576 25.93 79556 2180492 2111868 12.09 2024364 1981024 9780 01:32:01 12278408 14847152 4146560 25.25 82344 2659252 1371940 7.85 1749196 2129312 347088 Average: 12558109 14754744 3866859 23.54 79952 2296721 1573337 9.00 1615637 1995721 192465 01:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:01 ens3 282.95 212.10 3423.93 44.37 0.00 0.00 0.00 0.00 01:30:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 01:31:01 ens3 1454.92 980.92 2023.11 365.16 0.00 0.00 0.00 0.00 01:31:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 01:32:01 ens3 725.71 455.76 1130.00 320.32 0.00 0.00 0.00 0.00 01:32:01 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 821.23 549.61 2192.28 243.30 0.00 0.00 0.00 0.00 Average: lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11952) 07/25/26 _x86_64_ (4 CPU) 01:28:22 LINUX RESTART (4 CPU) 01:29:01 CPU %user %nice %system %iowait %steal %idle 01:30:01 all 27.19 0.00 1.66 1.30 0.06 69.79 01:30:01 0 20.76 0.00 1.36 1.11 0.05 76.72 01:30:01 1 49.02 0.00 2.72 3.30 0.10 44.85 01:30:01 2 18.30 0.00 0.87 0.02 0.05 80.76 01:30:01 3 20.72 0.00 1.72 0.75 0.07 76.74 01:31:01 all 36.90 0.00 5.69 0.20 0.08 57.13 01:31:01 0 33.28 0.00 4.30 0.27 0.07 62.09 01:31:01 1 31.62 0.00 5.22 0.15 0.10 62.92 01:31:01 2 26.39 0.00 8.07 0.05 0.05 65.45 01:31:01 3 56.33 0.00 5.15 0.33 0.08 38.10 01:32:01 all 53.58 0.00 1.77 0.04 0.08 44.52 01:32:01 0 45.66 0.00 1.87 0.08 0.08 52.30 01:32:01 1 62.07 0.00 1.13 0.03 0.07 36.70 01:32:01 2 44.49 0.00 2.04 0.02 0.10 53.36 01:32:01 3 62.07 0.00 2.09 0.03 0.07 35.74 Average: all 39.21 0.00 3.04 0.51 0.07 57.16 Average: 0 33.19 0.00 2.50 0.49 0.07 63.75 Average: 1 47.58 0.00 3.02 1.16 0.09 48.15 Average: 2 29.72 0.00 3.65 0.03 0.07 66.53 Average: 3 46.37 0.00 2.99 0.37 0.07 50.20