---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4233 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 41% / 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 477 5138 0 2359 7214 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:1c:fd:1f brd ff:ff:ff:ff:ff:ff inet 10.32.7.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85861sec preferred_lft 85861sec inet6 fe80::f816:3eff:fe1c:fd1f/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-4233) 09/20/25 _x86_64_ (4 CPU) 21:24:00 LINUX RESTART (4 CPU) 21:25:01 tps rtps wtps bread/s bwrtn/s 21:26:01 46.85 0.30 46.55 28.26 6649.65 21:27:01 78.04 29.67 48.37 1628.66 10362.55 21:28:01 9.92 0.02 9.90 0.13 377.14 21:29:01 26.52 3.87 22.66 485.17 3373.68 21:30:01 14.61 6.60 8.02 245.43 473.92 21:31:01 1.82 0.20 1.62 3.20 22.13 21:32:01 40.60 4.21 36.38 182.84 7520.77 Average: 31.20 6.41 24.79 367.68 4111.66 21:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:26:01 5830148 7408536 2337264 28.62 51548 1697408 676104 7.34 599172 1557652 136992 21:27:01 5499732 7264616 2667680 32.66 58356 1869424 795948 8.64 756224 1713964 2132 21:28:01 5480856 7252476 2686556 32.89 60156 1873472 795948 8.64 769656 1717320 1012 21:29:01 5073484 6960104 3093928 37.88 63044 1982120 1061868 11.52 1077652 1809964 6364 21:30:01 4281508 6181888 3885904 47.58 63360 1994780 1840068 19.97 1874080 1798364 32 21:31:01 4228572 6129716 3938840 48.23 63420 1995532 1915352 20.78 1929364 1796648 692 21:32:01 5280496 7401584 2886916 35.35 68588 2205584 680708 7.39 752544 1916636 27956 Average: 5096399 6942703 3071013 37.60 61210 1945474 1109428 12.04 1108385 1758650 25026 21:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:26:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 21:26:01 ens3 51.83 35.57 696.85 5.11 0.00 0.00 0.00 0.00 21:27:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 21:27:01 ens3 116.88 101.03 1176.80 24.93 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 57.57 81.90 59.57 13.28 0.00 0.00 0.00 0.00 21:29:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 21:29:01 ens3 218.76 247.90 1538.17 38.05 0.00 0.00 0.00 0.00 21:30:01 lo 8.50 8.50 3.34 3.34 0.00 0.00 0.00 0.00 21:30:01 ens3 21.16 23.73 73.48 5.49 0.00 0.00 0.00 0.00 21:31:01 lo 21.26 21.26 4.78 4.78 0.00 0.00 0.00 0.00 21:31:01 ens3 16.41 10.25 9.97 8.26 0.00 0.00 0.00 0.00 21:32:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 21:32:01 ens3 210.00 241.48 1118.25 49.30 0.00 0.00 0.00 0.00 Average: lo 4.64 4.64 1.20 1.20 0.00 0.00 0.00 0.00 Average: ens3 98.95 105.99 667.62 20.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4233) 09/20/25 _x86_64_ (4 CPU) 21:24:00 LINUX RESTART (4 CPU) 21:25:01 CPU %user %nice %system %iowait %steal %idle 21:26:01 all 18.79 0.00 1.28 2.30 2.18 75.44 21:26:01 0 3.08 0.00 0.27 0.00 0.52 96.14 21:26:01 1 46.75 0.00 2.77 0.90 3.80 45.79 21:26:01 2 11.03 0.00 0.97 3.17 2.08 82.75 21:26:01 3 14.31 0.00 1.16 5.13 2.30 77.10 21:27:01 all 17.10 0.00 1.23 1.81 5.32 74.54 21:27:01 0 10.04 0.00 0.97 0.77 4.05 84.17 21:27:01 1 28.59 0.00 1.64 2.77 5.57 61.43 21:27:01 2 12.53 0.00 1.03 1.92 5.02 79.50 21:27:01 3 17.28 0.00 1.27 1.76 6.60 73.09 21:28:01 all 4.91 0.00 0.44 0.05 2.53 92.07 21:28:01 0 4.98 0.00 0.39 0.00 2.43 92.20 21:28:01 1 3.66 0.00 0.54 0.12 2.30 93.38 21:28:01 2 4.77 0.00 0.64 0.08 2.31 92.19 21:28:01 3 6.22 0.00 0.18 0.00 3.12 90.48 21:29:01 all 15.69 0.00 1.03 0.40 6.00 76.88 21:29:01 0 19.73 0.00 1.20 0.34 6.27 72.45 21:29:01 1 12.27 0.00 0.89 0.15 4.99 81.70 21:29:01 2 14.94 0.00 0.68 0.54 5.44 78.39 21:29:01 3 15.79 0.00 1.36 0.60 7.23 75.02 21:30:01 all 24.44 0.00 1.09 0.37 7.41 66.69 21:30:01 0 25.93 0.00 1.21 0.39 7.31 65.16 21:30:01 1 25.73 0.00 0.86 0.08 7.40 65.93 21:30:01 2 27.51 0.00 1.10 0.64 7.02 63.73 21:30:01 3 18.66 0.00 1.18 0.37 7.90 71.89 21:31:01 all 3.79 0.00 0.66 0.02 3.49 92.04 21:31:01 0 3.10 0.00 0.56 0.00 3.10 93.24 21:31:01 1 4.49 0.00 0.74 0.02 3.24 91.51 21:31:01 2 3.99 0.00 0.56 0.05 3.48 91.93 21:31:01 3 3.59 0.00 0.80 0.00 4.13 91.47 21:32:01 all 25.10 0.00 1.47 0.75 4.85 67.82 21:32:01 0 12.57 0.00 1.17 0.05 3.51 82.70 21:32:01 1 18.04 0.00 1.88 0.89 5.68 73.51 21:32:01 2 42.62 0.00 1.20 1.94 5.17 49.06 21:32:01 3 27.30 0.00 1.66 0.13 5.04 65.87 Average: all 15.70 0.00 1.03 0.81 4.55 77.91 Average: 0 11.39 0.00 0.82 0.22 3.90 83.66 Average: 1 19.89 0.00 1.33 0.70 4.72 73.36 Average: 2 16.76 0.00 0.88 1.19 4.37 76.80 Average: 3 14.75 0.00 1.09 1.13 5.21 77.82