---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1105 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 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 465 5218 0 2291 7226 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:8f:45:4e brd ff:ff:ff:ff:ff:ff inet 10.32.7.161/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85977sec preferred_lft 85977sec inet6 fe80::f816:3eff:fe8f:454e/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-1105) 08/16/25 _x86_64_ (4 CPU) 05:14:56 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 155.92 77.82 78.10 4663.09 40034.94 05:17:01 61.24 5.61 55.63 174.07 9146.65 05:18:01 59.52 24.35 35.18 1484.29 6745.68 05:19:01 10.05 0.00 10.05 0.00 370.60 05:20:01 34.52 10.48 24.04 719.76 3052.32 05:21:01 41.93 4.47 37.46 188.90 6520.11 Average: 60.53 20.49 40.03 1207.88 10983.27 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 6019892 7412360 2147528 26.29 36392 1536500 711288 7.72 587108 1397916 72304 05:17:01 5847232 7489044 2320188 28.41 56036 1750228 600184 6.51 515992 1609356 122440 05:18:01 5552224 7302092 2615196 32.02 59164 1853164 789708 8.57 717072 1698300 1652 05:19:01 5464692 7221652 2702728 33.09 60940 1857472 865048 9.39 799056 1701316 2440 05:20:01 4520660 6385908 3646760 44.65 63272 1959712 1585056 17.20 1665224 1765460 976 05:21:01 5383344 7435248 2784076 34.09 68080 2137768 658748 7.15 698648 1866720 26120 Average: 5464674 7207717 2702746 33.09 57314 1849141 868339 9.42 830517 1673178 37655 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 321.80 197.07 1217.10 63.55 0.00 0.00 0.00 0.00 05:16:02 lo 1.45 1.45 0.13 0.13 0.00 0.00 0.00 0.00 05:17:01 ens3 38.74 30.69 535.62 4.78 0.00 0.00 0.00 0.00 05:17:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 05:18:01 ens3 133.81 130.18 960.86 23.12 0.00 0.00 0.00 0.00 05:18:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 05:19:01 ens3 90.68 133.44 75.80 20.65 0.00 0.00 0.00 0.00 05:19:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:20:01 ens3 157.55 172.38 1299.41 29.93 0.00 0.00 0.00 0.00 05:20:01 lo 87.30 87.30 32.17 32.17 0.00 0.00 0.00 0.00 05:21:01 ens3 210.46 244.59 1126.98 50.24 0.00 0.00 0.00 0.00 05:21:01 lo 33.91 33.91 4.30 4.30 0.00 0.00 0.00 0.00 Average: ens3 159.18 151.73 870.24 32.12 0.00 0.00 0.00 0.00 Average: lo 20.83 20.83 6.15 6.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1105) 08/16/25 _x86_64_ (4 CPU) 05:14:56 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 21.11 0.00 2.50 5.54 2.46 68.39 05:16:02 0 24.54 0.00 4.70 2.47 2.25 66.04 05:16:02 1 11.13 0.00 1.64 6.24 1.81 79.18 05:16:02 2 23.11 0.00 1.65 5.16 2.48 67.60 05:16:02 3 25.63 0.00 1.98 8.26 3.31 60.81 05:17:01 all 20.29 0.00 1.36 2.09 1.49 74.76 05:17:01 0 10.57 0.00 0.73 0.03 0.74 87.93 05:17:01 1 3.16 0.00 0.32 0.03 1.18 95.32 05:17:01 2 14.29 0.00 1.52 4.86 1.88 77.45 05:17:01 3 53.40 0.00 2.91 3.41 2.17 38.12 05:18:01 all 14.31 0.00 0.77 1.22 0.98 82.72 05:18:01 0 15.84 0.00 1.07 0.38 0.88 81.83 05:18:01 1 13.66 0.00 0.67 1.32 0.97 83.39 05:18:01 2 11.08 0.00 0.55 2.28 0.85 85.24 05:18:01 3 16.66 0.00 0.83 0.88 1.22 80.41 05:19:01 all 5.89 0.00 0.39 0.08 0.34 93.30 05:19:01 0 4.45 0.00 0.40 0.00 0.28 94.87 05:19:01 1 7.71 0.00 0.58 0.00 0.33 91.37 05:19:01 2 5.27 0.00 0.28 0.32 0.23 93.90 05:19:01 3 6.15 0.00 0.26 0.00 0.53 93.06 05:20:01 all 51.13 0.00 1.78 0.62 3.76 42.71 05:20:01 0 44.89 0.00 1.99 0.51 3.70 48.90 05:20:01 1 52.32 0.00 1.46 0.66 3.62 41.93 05:20:01 2 54.38 0.00 1.92 0.91 3.84 38.94 05:20:01 3 52.91 0.00 1.74 0.38 3.86 41.11 05:21:01 all 23.74 0.00 1.59 0.66 1.35 72.66 05:21:01 0 20.85 0.00 1.91 0.51 1.43 75.30 05:21:01 1 19.04 0.00 1.07 0.15 1.18 78.56 05:21:01 2 18.68 0.00 1.68 1.73 1.11 76.80 05:21:01 3 36.41 0.00 1.75 0.27 1.66 59.92 Average: all 22.76 0.00 1.40 1.70 1.73 72.40 Average: 0 20.23 0.00 1.80 0.66 1.55 75.76 Average: 1 17.88 0.00 0.96 1.41 1.52 78.24 Average: 2 21.18 0.00 1.27 2.54 1.74 73.28 Average: 3 31.75 0.00 1.57 2.21 2.13 62.35