---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2893 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.5G 12G 39% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 401 1469 0 2073 3281 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:c8:37:fe brd ff:ff:ff:ff:ff:ff inet 10.32.6.126/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86210sec preferred_lft 86210sec inet6 fe80::f816:3eff:fec8:37fe/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-2893) 06/15/25 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 146.11 54.41 91.70 3588.34 29549.48 19:15:01 94.56 18.91 75.65 682.33 12187.49 19:16:01 32.18 0.92 31.26 57.32 5077.42 Average: 90.93 24.78 66.15 1446.91 15623.88 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1825180 3398340 2213464 54.81 50448 1677600 575548 11.31 501052 1536840 168924 19:15:01 1517516 3360028 2521128 62.43 61416 1925504 597464 11.74 631576 1692520 104128 19:16:01 1552080 3407944 2486564 61.57 64708 1934556 545824 10.73 617704 1669808 11676 Average: 1631592 3388771 2407052 59.60 58857 1845887 572945 11.26 583444 1633056 94909 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:14:02 ens3 398.58 261.96 1654.24 70.94 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 19:15:01 ens3 302.46 305.58 1440.86 62.91 0.00 0.00 0.00 0.00 19:16:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 59.09 60.89 31.96 523.29 0.00 0.00 0.00 0.00 Average: lo 1.51 1.51 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 253.10 208.94 1040.13 219.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2893) 06/15/25 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.34 0.00 1.77 3.99 0.06 72.83 19:14:02 0 20.21 0.00 1.35 1.96 0.03 76.44 19:14:02 1 20.56 0.00 1.97 3.11 0.05 74.31 19:14:02 2 37.93 0.00 2.61 8.39 0.08 50.99 19:14:02 3 6.79 0.00 1.19 2.52 0.07 89.43 19:15:01 all 29.23 0.00 1.36 1.31 0.06 68.04 19:15:01 0 39.00 0.00 1.53 1.15 0.08 58.23 19:15:01 1 25.23 0.00 0.68 0.83 0.05 73.20 19:15:01 2 25.02 0.00 1.56 2.79 0.07 70.56 19:15:01 3 27.65 0.00 1.62 0.46 0.07 70.20 19:16:01 all 20.94 0.00 1.10 0.91 0.05 77.01 19:16:01 0 41.92 0.00 1.45 0.13 0.05 56.44 19:16:01 1 1.12 0.00 0.45 0.02 0.00 98.41 19:16:01 2 6.83 0.00 1.00 3.36 0.05 88.75 19:16:01 3 33.76 0.00 1.48 0.15 0.05 64.55 Average: all 23.81 0.00 1.41 2.08 0.05 72.65 Average: 0 33.70 0.00 1.44 1.08 0.06 63.72 Average: 1 15.59 0.00 1.04 1.32 0.03 82.01 Average: 2 23.25 0.00 1.73 4.86 0.07 70.10 Average: 3 22.68 0.00 1.43 1.05 0.06 74.78