---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1076 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 538 1126 0 2279 3139 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:12:f6:4b brd ff:ff:ff:ff:ff:ff inet 10.32.6.41/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86020sec preferred_lft 86020sec inet6 fe80::f816:3eff:fe12:f64b/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-1076) 05/17/25 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:02 tps rtps wtps bread/s bwrtn/s 05:16:01 159.85 55.79 104.07 3677.34 43508.17 05:17:01 84.44 29.78 54.66 1632.13 10425.20 05:18:01 9.48 0.00 9.48 0.00 417.13 05:19:01 30.59 7.45 23.14 624.86 2996.07 05:20:01 38.24 9.40 28.85 272.09 3890.02 05:21:01 28.13 0.80 27.33 86.65 5756.11 Average: 58.17 17.09 41.08 1041.51 11075.15 05:15:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 1806552 3372276 2232092 55.27 50000 1671304 580960 11.42 527392 1532800 166628 05:17:01 1472048 3206080 2566596 63.55 57316 1824896 723104 14.21 709264 1670704 4180 05:18:01 1459280 3199476 2579364 63.87 58852 1828808 731420 14.38 718616 1673960 1204 05:19:01 771572 2620012 3267072 80.90 61780 1930476 1245280 24.48 1320752 1748892 7088 05:20:01 1221008 3292152 2817636 69.77 65564 2143612 595240 11.70 805776 1804884 109792 05:21:01 1184296 3242624 2854348 70.68 68524 2128336 667440 13.12 844136 1802560 24556 Average: 1319126 3155437 2719518 67.34 60339 1921239 757241 14.89 820989 1705633 52241 05:15:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 ens3 368.97 256.70 1625.27 70.36 0.00 0.00 0.00 0.00 05:16:01 lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 05:17:01 ens3 119.45 109.65 778.58 22.20 0.00 0.00 0.00 0.00 05:17:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:18:01 ens3 49.04 71.32 57.24 11.47 0.00 0.00 0.00 0.00 05:18:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:19:01 ens3 256.85 295.97 1353.75 45.80 0.00 0.00 0.00 0.00 05:19:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 05:20:01 ens3 470.74 392.23 1459.84 97.59 0.00 0.00 0.00 0.00 05:20:01 lo 121.76 121.76 36.50 36.50 0.00 0.00 0.00 0.00 05:21:01 ens3 38.64 27.80 19.49 82.68 0.00 0.00 0.00 0.00 05:21:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 216.86 192.10 880.31 54.97 0.00 0.00 0.00 0.00 Average: lo 21.00 21.00 6.16 6.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1076) 05/17/25 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:02 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 21.20 0.00 1.95 4.93 0.06 71.87 05:16:01 0 15.02 0.00 1.36 1.36 0.05 82.21 05:16:01 1 24.74 0.00 2.27 4.38 0.07 68.54 05:16:01 2 27.67 0.00 2.49 12.66 0.07 57.12 05:16:01 3 17.38 0.00 1.68 1.36 0.05 79.53 05:17:01 all 12.99 0.00 0.68 1.57 0.05 84.71 05:17:01 0 10.49 0.00 0.54 0.87 0.03 88.07 05:17:01 1 20.01 0.00 1.22 1.93 0.07 76.78 05:17:01 2 11.40 0.00 0.50 2.49 0.05 85.56 05:17:01 3 10.08 0.00 0.48 0.98 0.05 88.40 05:18:01 all 4.15 0.00 0.18 0.04 0.03 95.61 05:18:01 0 1.49 0.00 0.07 0.05 0.03 98.36 05:18:01 1 6.75 0.00 0.10 0.00 0.02 93.13 05:18:01 2 1.22 0.00 0.03 0.10 0.02 98.63 05:18:01 3 7.13 0.00 0.50 0.00 0.05 92.32 05:19:01 all 18.26 0.00 0.80 0.21 0.05 80.69 05:19:01 0 12.70 0.00 0.60 0.08 0.03 86.58 05:19:01 1 20.22 0.00 0.77 0.35 0.05 78.61 05:19:01 2 18.07 0.00 0.48 0.28 0.03 81.13 05:19:01 3 22.01 0.00 1.35 0.13 0.08 76.43 05:20:01 all 38.14 0.00 1.52 0.18 0.10 60.06 05:20:01 0 37.01 0.00 1.45 0.13 0.10 61.31 05:20:01 1 40.44 0.00 1.10 0.13 0.08 58.24 05:20:01 2 37.89 0.00 1.59 0.38 0.08 60.05 05:20:01 3 37.25 0.00 1.89 0.05 0.10 60.71 05:21:01 all 21.13 0.00 0.96 0.75 0.04 77.12 05:21:01 0 8.69 0.00 0.62 0.00 0.02 90.68 05:21:01 1 10.41 0.00 0.63 1.90 0.03 87.02 05:21:01 2 50.81 0.00 1.54 1.05 0.08 46.52 05:21:01 3 14.59 0.00 1.12 0.03 0.03 84.23 Average: all 19.30 0.00 1.01 1.27 0.05 78.37 Average: 0 14.24 0.00 0.77 0.41 0.04 84.53 Average: 1 20.40 0.00 1.01 1.44 0.05 77.09 Average: 2 24.49 0.00 1.10 2.79 0.06 71.56 Average: 3 18.06 0.00 1.17 0.42 0.06 80.28