---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3994 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 459 5239 0 2276 7234 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:d3:bf:d6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.56/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85971sec preferred_lft 85971sec inet6 fe80::f816:3eff:fed3:bfd6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3994) 06/28/25 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 140.46 55.87 84.59 3638.33 40385.42 05:17:01 79.48 29.96 49.53 1669.67 8433.75 05:18:01 33.75 0.43 33.32 14.00 6066.53 05:19:01 9.53 0.00 9.53 0.00 353.22 05:20:01 34.46 10.45 24.01 721.76 3053.12 05:21:01 38.35 5.36 32.98 167.92 4732.57 05:22:02 23.49 0.93 22.56 68.37 3121.77 Average: 51.29 14.68 36.61 895.24 9451.07 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 6000672 7422184 2166740 26.53 36744 1565044 700240 7.60 579444 1425888 85972 05:17:01 5705244 7386148 2462168 30.15 56084 1789956 831756 9.03 631836 1636596 121448 05:18:01 5562472 7298164 2604940 31.89 58128 1841116 787236 8.54 723908 1685728 1620 05:19:01 5463220 7205580 2704192 33.11 59812 1845160 879436 9.54 817260 1688544 2260 05:20:01 4507344 6357776 3660068 44.81 62136 1947452 1644924 17.85 1695332 1752788 584 05:21:01 5435772 7474072 2731640 33.45 66756 2126440 613856 6.66 660340 1856388 77928 05:22:02 5364964 7407588 2802448 34.31 68700 2128208 684276 7.42 749108 1837636 11400 Average: 5434241 7221645 2733171 33.46 58337 1891911 877389 9.52 836747 1697653 43030 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 05:16:02 ens3 350.27 186.35 1388.95 62.70 0.00 0.00 0.00 0.00 05:17:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 05:17:01 ens3 64.74 39.97 425.08 9.00 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 05:18:01 ens3 104.50 123.67 834.34 18.52 0.00 0.00 0.00 0.00 05:19:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 05:19:01 ens3 90.44 131.74 72.84 20.19 0.00 0.00 0.00 0.00 05:20:01 lo 78.99 78.99 29.39 29.39 0.00 0.00 0.00 0.00 05:20:01 ens3 164.15 165.71 1304.76 30.13 0.00 0.00 0.00 0.00 05:21:01 lo 42.71 42.71 7.12 7.12 0.00 0.00 0.00 0.00 05:21:01 ens3 231.15 252.79 1119.25 47.31 0.00 0.00 0.00 0.00 05:22:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 05:22:02 ens3 12.28 12.73 9.50 7.26 0.00 0.00 0.00 0.00 Average: lo 17.96 17.96 5.28 5.28 0.00 0.00 0.00 0.00 Average: ens3 145.55 130.64 737.10 27.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3994) 06/28/25 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 21.02 0.00 2.71 4.70 3.46 68.12 05:16:02 0 14.41 0.00 1.80 4.88 2.70 76.20 05:16:02 1 18.95 0.00 4.25 3.19 3.12 70.49 05:16:02 2 42.94 0.00 2.52 1.21 4.55 48.77 05:16:02 3 7.80 0.00 2.26 9.53 3.47 76.94 05:17:01 all 21.64 0.00 1.39 2.28 1.95 72.74 05:17:01 0 13.63 0.00 1.10 3.75 1.47 80.06 05:17:01 1 36.84 0.00 1.71 1.37 2.48 57.60 05:17:01 2 30.63 0.00 2.04 0.37 2.41 64.54 05:17:01 3 5.51 0.00 0.74 3.59 1.45 88.72 05:18:01 all 11.35 0.00 0.66 0.41 2.25 85.33 05:18:01 0 14.41 0.00 0.57 0.83 2.19 82.00 05:18:01 1 10.84 0.00 0.83 0.48 2.61 85.23 05:18:01 2 8.05 0.00 0.73 0.02 2.11 89.09 05:18:01 3 12.12 0.00 0.46 0.33 2.06 85.02 05:19:01 all 5.68 0.00 0.41 0.06 1.14 92.70 05:19:01 0 5.39 0.00 0.27 0.00 0.93 93.42 05:19:01 1 4.33 0.00 0.45 0.20 1.11 93.91 05:19:01 2 6.53 0.00 0.73 0.05 1.67 91.03 05:19:01 3 6.47 0.00 0.23 0.00 0.87 92.43 05:20:01 all 46.01 0.00 1.84 0.39 8.52 43.25 05:20:01 0 44.74 0.00 1.91 0.57 8.22 44.56 05:20:01 1 47.85 0.00 1.45 0.47 8.50 41.72 05:20:01 2 47.68 0.00 1.76 0.36 8.83 41.37 05:20:01 3 43.76 0.00 2.24 0.13 8.53 45.34 05:21:01 all 23.18 0.00 1.48 0.42 3.42 71.51 05:21:01 0 32.84 0.00 1.39 0.35 3.74 61.69 05:21:01 1 17.05 0.00 1.70 0.30 3.61 77.34 05:21:01 2 23.30 0.00 1.46 0.96 3.43 70.85 05:21:01 3 19.54 0.00 1.36 0.07 2.89 76.15 05:22:02 all 21.05 0.00 1.00 0.71 1.19 76.05 05:22:02 0 3.46 0.00 0.47 0.15 0.58 95.34 05:22:02 1 23.84 0.00 1.02 0.55 1.33 73.26 05:22:02 2 23.56 0.00 1.26 2.03 1.36 71.79 05:22:02 3 33.31 0.00 1.28 0.10 1.50 63.81 Average: all 21.49 0.00 1.36 1.28 3.15 72.72 Average: 0 18.50 0.00 1.07 1.50 2.85 76.07 Average: 1 22.85 0.00 1.63 0.93 3.27 71.32 Average: 2 26.16 0.00 1.50 0.71 3.50 68.12 Average: 3 18.44 0.00 1.23 1.96 2.99 75.38