---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16310 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.8G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 608 12759 0 2672 15109 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:4e:f1:9d brd ff:ff:ff:ff:ff:ff inet 10.30.107.191/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe4e:f19d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16310) 11/29/25 _x86_64_ (4 CPU) 13:28:11 LINUX RESTART (4 CPU) 13:29:02 tps rtps wtps bread/s bwrtn/s 13:30:01 201.15 39.37 161.79 2430.37 33024.78 13:31:01 14.08 5.05 9.03 199.83 746.01 13:32:01 99.60 1.97 97.63 192.27 13090.80 Average: 104.41 15.33 89.08 932.54 15523.45 13:29:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 12581164 14528356 3843804 23.40 76952 2057244 1964332 11.24 1736116 1864100 16428 13:31:01 11353140 13310824 5071828 30.88 77524 2066708 2872276 16.44 3012616 1811640 3132 13:32:01 11690888 14086268 4734080 28.82 79840 2493748 2063704 11.81 2367520 2105600 61820 Average: 11875064 13975149 4549904 27.70 78105 2205900 2300104 13.16 2372084 1927113 27127 13:29:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 13:30:01 ens3 376.60 291.78 3721.55 48.51 0.00 0.00 0.00 0.00 13:31:01 lo 50.81 50.81 27.50 27.50 0.00 0.00 0.00 0.00 13:31:01 ens3 406.08 218.95 104.09 94.58 0.00 0.00 0.00 0.00 13:32:01 lo 17.23 17.23 3.65 3.65 0.00 0.00 0.00 0.00 13:32:01 ens3 720.32 470.12 3300.69 129.10 0.00 0.00 0.00 0.00 Average: lo 23.05 23.05 10.47 10.47 0.00 0.00 0.00 0.00 Average: ens3 501.68 327.14 2367.87 90.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16310) 11/29/25 _x86_64_ (4 CPU) 13:28:11 LINUX RESTART (4 CPU) 13:29:02 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 38.47 0.00 1.82 1.68 0.08 57.95 13:30:01 0 31.00 0.00 2.26 2.18 0.08 64.48 13:30:01 1 55.53 0.00 2.27 0.94 0.09 41.18 13:30:01 2 33.21 0.00 1.31 2.99 0.07 62.42 13:30:01 3 34.24 0.00 1.48 0.61 0.09 63.58 13:31:01 all 69.13 0.00 1.50 0.05 0.11 29.22 13:31:01 0 66.51 0.00 1.72 0.05 0.10 31.62 13:31:01 1 75.58 0.00 1.42 0.05 0.13 22.82 13:31:01 2 69.99 0.00 1.26 0.03 0.10 28.62 13:31:01 3 64.44 0.00 1.57 0.07 0.10 33.82 13:32:01 all 58.06 0.00 1.99 0.14 0.10 39.71 13:32:01 0 60.15 0.00 2.26 0.30 0.08 37.21 13:32:01 1 56.37 0.00 1.80 0.08 0.10 41.64 13:32:01 2 61.29 0.00 2.11 0.13 0.10 36.37 13:32:01 3 54.45 0.00 1.83 0.00 0.12 43.61 Average: all 55.31 0.00 1.77 0.62 0.10 42.21 Average: 0 52.63 0.00 2.08 0.84 0.09 44.36 Average: 1 62.53 0.00 1.83 0.35 0.11 35.18 Average: 2 54.94 0.00 1.56 1.04 0.09 42.37 Average: 3 51.14 0.00 1.63 0.22 0.10 46.91