---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3658 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 454 5186 0 2335 7238 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:4e:af:98 brd ff:ff:ff:ff:ff:ff inet 10.32.7.161/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86053sec preferred_lft 86053sec inet6 fe80::f816:3eff:fe4e:af98/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3658) 09/13/25 _x86_64_ (4 CPU) 23:17:59 LINUX RESTART (4 CPU) 23:19:01 tps rtps wtps bread/s bwrtn/s 23:20:01 56.56 0.22 56.34 26.66 9439.23 23:21:01 61.82 30.29 31.53 1641.06 7552.21 23:22:01 18.86 10.15 8.71 773.74 3556.81 23:23:01 27.33 1.43 25.90 101.05 7328.65 Average: 41.14 10.52 30.62 635.63 6969.08 23:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:01 5822400 7420756 2345020 28.71 53268 1714332 699720 7.59 589496 1570008 76132 23:21:01 5449676 7307152 2717744 33.28 62084 1954084 812448 8.82 714880 1795496 89072 23:22:01 4193524 6088136 3973896 48.66 63196 1988540 1919664 20.83 1987668 1770344 1400 23:23:01 5258848 7358536 2908572 35.61 68552 2183184 745972 8.09 782576 1905296 26448 Average: 5181112 7043645 2986308 36.56 61775 1960035 1044451 11.33 1018655 1760286 48263 23:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:01 ens3 48.74 41.01 643.85 5.14 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 23:21:01 ens3 218.73 190.60 2516.82 27.39 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 23:22:01 ens3 23.96 23.49 153.81 4.03 0.00 0.00 0.00 0.00 23:22:01 lo 119.44 119.44 36.45 36.45 0.00 0.00 0.00 0.00 23:23:01 ens3 127.48 115.60 1257.72 26.92 0.00 0.00 0.00 0.00 23:23:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 104.72 92.67 1143.01 15.87 0.00 0.00 0.00 0.00 Average: lo 30.58 30.58 9.18 9.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3658) 09/13/25 _x86_64_ (4 CPU) 23:17:59 LINUX RESTART (4 CPU) 23:19:01 CPU %user %nice %system %iowait %steal %idle 23:20:01 all 20.24 0.00 1.24 1.53 1.37 75.62 23:20:01 0 22.52 0.00 0.87 0.16 2.39 74.05 23:20:01 1 51.97 0.00 2.96 0.33 1.98 42.75 23:20:01 2 6.36 0.00 0.81 0.81 0.83 91.18 23:20:01 3 0.08 0.00 0.32 4.80 0.25 94.55 23:21:01 all 17.95 0.00 1.26 1.52 1.50 77.78 23:21:01 0 12.19 0.00 0.98 0.26 1.76 84.81 23:21:01 1 28.06 0.00 1.62 0.38 1.66 68.27 23:21:01 2 18.18 0.00 1.53 3.17 1.37 75.75 23:21:01 3 13.34 0.00 0.90 2.26 1.21 82.28 23:22:01 all 49.94 0.00 1.57 0.52 4.07 43.91 23:22:01 0 43.45 0.00 1.98 0.43 4.26 49.88 23:22:01 1 50.59 0.00 1.31 0.28 3.63 44.20 23:22:01 2 48.99 0.00 1.68 0.94 4.23 44.16 23:22:01 3 56.78 0.00 1.30 0.43 4.17 37.33 23:23:01 all 27.75 0.00 1.33 0.81 1.73 68.39 23:23:01 0 15.41 0.00 0.55 0.23 1.56 82.26 23:23:01 1 59.24 0.00 2.20 1.85 2.70 34.01 23:23:01 2 14.34 0.00 1.09 0.22 1.59 82.76 23:23:01 3 22.15 0.00 1.48 0.95 1.08 74.34 Average: all 28.99 0.00 1.35 1.09 2.17 66.40 Average: 0 23.41 0.00 1.09 0.27 2.49 72.73 Average: 1 47.45 0.00 2.02 0.71 2.49 47.33 Average: 2 22.02 0.00 1.28 1.28 2.01 73.40 Average: 3 23.11 0.00 1.00 2.11 1.68 72.10