---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-856 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 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 433 1222 0 2287 3242 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:b1:ae:6c brd ff:ff:ff:ff:ff:ff inet 10.32.7.10/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:feb1:ae6c/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-856) 07/19/25 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 157.38 82.38 75.00 4886.40 39434.02 23:20:01 60.43 0.22 60.21 26.66 9526.02 23:21:01 65.96 29.67 36.29 1629.19 6861.58 23:22:01 9.47 0.00 9.47 0.00 391.53 23:23:01 34.04 10.46 23.58 719.75 3085.09 23:24:01 34.01 3.87 30.14 113.98 2857.92 23:25:01 26.81 0.68 26.12 77.71 4884.24 Average: 55.44 18.18 37.26 1064.69 9576.31 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1992840 3376268 2045804 50.66 33900 1514428 607004 11.93 515612 1376144 62656 23:20:01 1704956 3323744 2333688 57.78 53552 1717256 640252 12.59 582388 1570396 96796 23:21:01 1441264 3202228 2597380 64.31 58728 1848628 751856 14.78 712592 1693732 1892 23:22:01 1429752 3197912 2608892 64.60 60604 1853084 755804 14.86 717928 1697440 804 23:23:01 246856 2123588 3791788 93.89 62772 1956072 1843856 36.24 1823676 1761880 1576 23:24:01 1254892 3315612 2783752 68.93 67260 2131240 639768 12.58 710664 1862652 119112 23:25:01 1266228 3332560 2772416 68.65 69336 2134396 619200 12.17 700632 1861016 10200 Average: 1333827 3124559 2704817 66.97 58022 1879301 836820 16.45 823356 1689037 41862 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 23:19:01 ens3 318.48 187.55 1063.16 62.81 0.00 0.00 0.00 0.00 23:20:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 23:20:01 ens3 54.48 44.42 678.44 5.70 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 125.72 115.71 946.32 25.28 0.00 0.00 0.00 0.00 23:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:22:01 ens3 59.39 85.25 65.08 13.67 0.00 0.00 0.00 0.00 23:23:01 lo 39.13 39.13 14.14 14.14 0.00 0.00 0.00 0.00 23:23:01 ens3 207.88 232.83 1331.60 38.20 0.00 0.00 0.00 0.00 23:24:01 lo 82.39 82.39 22.24 22.24 0.00 0.00 0.00 0.00 23:24:01 ens3 199.32 230.49 1110.63 42.84 0.00 0.00 0.00 0.00 23:25:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 23:25:01 ens3 11.41 12.36 8.89 8.14 0.00 0.00 0.00 0.00 Average: lo 18.00 18.00 5.25 5.25 0.00 0.00 0.00 0.00 Average: ens3 139.52 129.80 743.42 28.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-856) 07/19/25 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 20.57 0.00 2.65 5.21 1.67 69.90 23:19:01 0 17.43 0.00 1.90 6.29 1.41 72.97 23:19:01 1 27.72 0.00 1.93 3.51 1.85 64.99 23:19:01 2 13.65 0.00 2.95 8.06 1.96 73.38 23:19:01 3 23.50 0.00 3.79 2.97 1.48 68.26 23:20:01 all 20.38 0.00 1.21 1.61 1.24 75.56 23:20:01 0 30.60 0.00 1.45 5.50 1.20 61.26 23:20:01 1 7.05 0.00 0.65 0.61 0.91 90.78 23:20:01 2 20.21 0.00 0.89 0.18 1.97 76.75 23:20:01 3 23.70 0.00 1.88 0.20 0.88 73.33 23:21:01 all 17.47 0.00 0.98 1.33 1.34 78.88 23:21:01 0 13.47 0.00 1.10 2.05 1.12 82.26 23:21:01 1 11.65 0.00 1.15 1.55 1.41 84.24 23:21:01 2 20.05 0.00 0.63 0.30 1.58 77.44 23:21:01 3 24.73 0.00 1.01 1.41 1.23 71.61 23:22:01 all 4.67 0.00 0.29 0.04 0.23 94.77 23:22:01 0 2.90 0.00 0.23 0.15 0.17 96.55 23:22:01 1 7.67 0.00 0.75 0.00 0.25 91.33 23:22:01 2 5.33 0.00 0.08 0.00 0.47 94.12 23:22:01 3 2.82 0.00 0.11 0.00 0.07 97.00 23:23:01 all 47.78 0.00 1.85 0.56 3.56 46.24 23:23:01 0 43.04 0.00 1.59 0.58 3.17 51.61 23:23:01 1 51.21 0.00 1.36 0.30 3.63 43.51 23:23:01 2 50.47 0.00 2.54 0.76 3.94 42.29 23:23:01 3 46.41 0.00 1.91 0.62 3.49 47.57 23:24:01 all 27.21 0.00 1.66 0.34 2.13 68.66 23:24:01 0 24.85 0.00 1.54 0.55 1.96 71.10 23:24:01 1 24.34 0.00 2.05 0.26 1.87 71.48 23:24:01 2 24.03 0.00 1.35 0.00 2.17 72.45 23:24:01 3 35.61 0.00 1.71 0.56 2.54 59.58 23:25:01 all 21.11 0.00 1.13 0.61 1.09 76.06 23:25:01 0 6.72 0.00 0.40 0.02 0.35 92.52 23:25:01 1 43.85 0.00 2.72 0.12 1.28 52.03 23:25:01 2 29.37 0.00 0.88 0.65 1.32 67.78 23:25:01 3 4.74 0.00 0.51 1.61 1.40 91.74 Average: all 22.75 0.00 1.40 1.38 1.61 72.86 Average: 0 19.87 0.00 1.17 2.16 1.34 75.45 Average: 1 24.79 0.00 1.51 0.91 1.60 71.19 Average: 2 23.31 0.00 1.33 1.42 1.92 72.02 Average: 3 23.01 0.00 1.56 1.05 1.58 72.80