---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1428 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 421 1231 0 2291 3255 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:57:bf:69 brd ff:ff:ff:ff:ff:ff inet 10.32.6.206/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85973sec preferred_lft 85973sec inet6 fe80::f816:3eff:fe57:bf69/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1428) 07/26/25 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 165.13 81.31 83.82 4863.31 40498.38 23:20:01 57.91 5.64 52.26 174.89 8620.78 23:21:01 58.97 24.33 34.63 1484.40 6464.13 23:22:01 8.32 0.00 8.32 0.00 386.87 23:23:01 35.51 10.46 25.05 719.61 3069.49 23:24:01 37.80 4.45 33.36 188.74 6302.03 23:25:01 24.16 0.57 23.60 22.00 1480.55 Average: 55.40 18.14 37.26 1066.89 9548.98 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 1914800 3351760 2123844 52.59 36416 1564532 626832 12.32 542748 1424624 86556 23:20:01 1756292 3425380 2282352 56.51 55948 1761964 526844 10.36 475524 1619652 126128 23:21:01 1454296 3219840 2584348 63.99 58992 1853044 731300 14.38 695148 1697280 1868 23:22:01 1416692 3189344 2621952 64.92 60784 1857352 758392 14.91 727088 1700304 2552 23:23:01 388672 2269544 3649972 90.38 63120 1959580 1531388 30.10 1677116 1764424 568 23:24:01 1290720 3361268 2747924 68.04 67876 2140280 575924 11.32 667876 1869052 32108 23:25:01 1291732 3364080 2746912 68.02 69748 2139632 576524 11.33 677012 1857884 12120 Average: 1359029 3168745 2679615 66.35 58983 1896626 761029 14.96 780359 1704746 37414 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 23:19:02 ens3 393.02 229.22 1455.29 67.69 0.00 0.00 0.00 0.00 23:20:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 23:20:01 ens3 58.62 36.60 451.51 5.52 0.00 0.00 0.00 0.00 23:21:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 23:21:01 ens3 101.08 113.82 805.85 19.96 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 93.73 137.74 77.43 21.26 0.00 0.00 0.00 0.00 23:23:01 lo 87.52 87.52 32.20 32.20 0.00 0.00 0.00 0.00 23:23:01 ens3 160.64 170.69 1299.36 29.15 0.00 0.00 0.00 0.00 23:24:01 lo 33.71 33.71 4.28 4.28 0.00 0.00 0.00 0.00 23:24:01 ens3 206.80 234.32 1111.80 41.90 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 8.73 10.33 6.54 5.92 0.00 0.00 0.00 0.00 Average: lo 17.99 17.99 5.28 5.28 0.00 0.00 0.00 0.00 Average: ens3 146.31 133.48 744.69 27.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1428) 07/26/25 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 22.06 0.00 2.60 5.13 1.44 68.77 23:19:02 0 17.40 0.00 1.58 2.81 1.53 76.68 23:19:02 1 21.27 0.00 4.23 6.68 1.25 66.56 23:19:02 2 38.31 0.00 2.78 4.62 1.95 52.33 23:19:02 3 11.32 0.00 1.79 6.38 1.03 79.48 23:20:01 all 21.15 0.00 1.30 1.72 1.19 74.64 23:20:01 0 8.88 0.00 0.68 0.86 0.74 88.84 23:20:01 1 6.99 0.00 0.42 0.02 0.51 92.06 23:20:01 2 46.68 0.00 2.79 0.36 1.96 48.22 23:20:01 3 22.06 0.00 1.33 5.62 1.55 69.43 23:21:01 all 14.48 0.00 0.77 1.01 0.97 82.78 23:21:01 0 12.50 0.00 1.08 2.45 0.80 83.16 23:21:01 1 13.98 0.00 0.55 0.58 0.78 84.12 23:21:01 2 20.35 0.00 0.87 0.67 1.42 76.70 23:21:01 3 11.09 0.00 0.58 0.33 0.85 87.15 23:22:01 all 5.20 0.00 0.32 0.03 0.27 94.18 23:22:01 0 1.80 0.00 0.10 0.00 0.13 97.97 23:22:01 1 3.15 0.00 0.28 0.00 0.22 96.35 23:22:01 2 8.71 0.00 0.63 0.02 0.42 90.23 23:22:01 3 7.18 0.00 0.25 0.10 0.32 92.16 23:23:01 all 52.54 0.00 1.71 0.49 3.66 41.59 23:23:01 0 45.53 0.00 1.81 0.36 3.54 48.75 23:23:01 1 53.41 0.00 1.64 0.22 3.38 41.35 23:23:01 2 55.34 0.00 2.07 0.75 3.90 37.95 23:23:01 3 55.94 0.00 1.34 0.63 3.80 38.29 23:24:01 all 23.97 0.00 1.37 0.44 1.58 72.65 23:24:01 0 24.15 0.00 0.80 0.23 1.48 73.34 23:24:01 1 46.16 0.00 2.40 0.12 1.95 49.38 23:24:01 2 13.78 0.00 1.04 0.31 1.99 82.87 23:24:01 3 11.85 0.00 1.18 1.10 0.90 84.97 23:25:01 all 21.20 0.00 0.89 0.79 1.06 76.06 23:25:01 0 3.06 0.00 0.40 0.05 0.58 95.91 23:25:01 1 45.80 0.00 1.48 1.18 1.78 49.76 23:25:01 2 6.70 0.00 0.70 0.86 0.86 90.88 23:25:01 3 29.41 0.00 0.98 1.10 1.02 67.49 Average: all 22.98 0.00 1.28 1.37 1.45 72.92 Average: 0 16.24 0.00 0.92 0.97 1.26 80.61 Average: 1 27.33 0.00 1.57 1.26 1.41 68.43 Average: 2 27.08 0.00 1.55 1.08 1.79 68.50 Average: 3 21.28 0.00 1.07 2.18 1.35 74.13