---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18456 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 9.4G 68G 13% / 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 1172 11528 0 3338 14537 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:06:9a:3d brd ff:ff:ff:ff:ff:ff inet 10.30.106.178/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe06:9a3d/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-18456) 06/20/26 _x86_64_ (4 CPU) 12:17:24 LINUX RESTART (4 CPU) 12:18:01 tps rtps wtps bread/s bwrtn/s 12:19:01 186.27 30.04 156.22 1728.25 53555.74 12:20:01 90.95 12.91 78.04 763.61 16510.85 12:21:01 8.55 0.02 8.53 0.13 5980.60 12:22:01 36.84 3.30 33.54 144.64 25769.97 Average: 80.65 11.57 69.08 659.16 25454.29 12:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 12918036 15323088 3506932 21.35 74676 2511852 990788 5.67 926348 2328092 213384 12:20:01 11563384 14268160 4861584 29.60 79024 2800108 1917420 10.97 2025204 2566048 5680 12:21:01 11633564 14815828 4791404 29.17 79744 3268768 1410904 8.07 1635324 2873680 352364 12:22:01 11633940 14942436 4791028 29.17 81992 3389940 1286688 7.36 1717808 2791732 26188 Average: 11937231 14837378 4487737 27.32 78859 2992667 1401450 8.02 1576171 2639888 149404 12:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 ens3 584.07 338.48 11024.53 48.34 0.00 0.00 0.00 0.00 12:19:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 12:20:01 ens3 9066.42 5046.29 4562.26 2111.82 0.00 0.00 0.00 0.00 12:20:01 lo 830.68 830.68 63.68 63.68 0.00 0.00 0.00 0.00 12:21:01 ens3 14424.51 9449.84 3789.70 3593.50 0.00 0.00 0.00 0.00 12:21:01 lo 1093.00 1093.00 83.79 83.79 0.00 0.00 0.00 0.00 12:22:01 ens3 268.87 183.37 384.93 215.04 0.00 0.00 0.00 0.00 12:22:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 6085.97 3754.50 4940.35 1492.18 0.00 0.00 0.00 0.00 Average: lo 481.25 481.25 36.90 36.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18456) 06/20/26 _x86_64_ (4 CPU) 12:17:24 LINUX RESTART (4 CPU) 12:18:01 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 24.40 0.00 2.05 2.57 0.06 70.91 12:19:01 0 11.56 0.00 1.29 7.18 0.05 79.93 12:19:01 1 34.11 0.00 2.92 1.25 0.07 61.64 12:19:01 2 27.79 0.00 2.44 1.17 0.05 68.55 12:19:01 3 24.18 0.00 1.52 0.65 0.07 73.58 12:20:01 all 47.87 0.00 22.12 0.57 0.12 29.32 12:20:01 0 48.36 0.00 17.03 1.33 0.12 33.15 12:20:01 1 49.38 0.00 23.41 0.03 0.12 27.06 12:20:01 2 52.87 0.00 26.40 0.79 0.13 19.80 12:20:01 3 40.89 0.00 21.67 0.12 0.10 37.23 12:21:01 all 29.14 0.00 34.07 0.10 0.11 36.57 12:21:01 0 26.93 0.00 26.41 0.34 0.12 46.20 12:21:01 1 30.73 0.00 27.61 0.00 0.12 41.55 12:21:01 2 30.95 0.00 34.34 0.00 0.12 34.59 12:21:01 3 27.95 0.00 47.75 0.07 0.12 24.12 12:22:01 all 29.08 0.00 1.20 0.70 0.05 68.97 12:22:01 0 18.74 0.00 1.10 2.61 0.05 77.50 12:22:01 1 45.75 0.00 2.12 0.13 0.07 51.94 12:22:01 2 36.65 0.00 1.15 0.05 0.05 62.10 12:22:01 3 15.29 0.00 0.41 0.00 0.03 84.27 Average: all 32.61 0.00 14.79 0.99 0.09 51.53 Average: 0 26.35 0.00 11.39 2.88 0.08 59.29 Average: 1 40.03 0.00 13.93 0.36 0.09 45.58 Average: 2 37.03 0.00 16.05 0.50 0.09 46.32 Average: 3 27.03 0.00 17.77 0.21 0.08 54.91