---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1357 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 7.8G 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 478 5044 0 2452 7212 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:59:9e:3c brd ff:ff:ff:ff:ff:ff inet 10.32.6.196/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe59:9e3c/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-1357) 04/25/26 _x86_64_ (4 CPU) 08:13:03 LINUX RESTART (4 CPU) 08:14:01 tps rtps wtps bread/s bwrtn/s 08:15:01 60.06 5.60 54.46 176.24 8894.65 08:16:01 97.87 33.44 64.43 2124.36 17091.50 08:17:01 35.71 1.30 34.41 99.18 4692.42 Average: 64.55 13.45 51.10 800.00 10226.57 08:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:01 5815500 7463156 2351920 28.80 55536 1756676 616200 6.69 544048 1614856 128820 08:16:01 4861660 6952456 3305760 40.47 62796 2183348 1076580 11.68 1118132 1973788 4464 08:17:01 5109776 7325580 3057644 37.44 67608 2299824 745644 8.09 787816 2050068 26344 Average: 5262312 7247064 2905108 35.57 61980 2079949 812808 8.82 816665 1879571 53209 08:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:15:01 ens3 71.85 58.24 812.96 12.91 0.00 0.00 0.00 0.00 08:16:01 lo 2.30 2.30 0.28 0.28 0.00 0.00 0.00 0.00 08:16:01 ens3 536.94 459.86 6006.28 82.23 0.00 0.00 0.00 0.00 08:17:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:17:01 ens3 168.64 179.97 819.90 35.92 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 259.16 232.70 2546.57 43.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1357) 04/25/26 _x86_64_ (4 CPU) 08:13:03 LINUX RESTART (4 CPU) 08:14:01 CPU %user %nice %system %iowait %steal %idle 08:15:01 all 21.04 0.00 1.29 1.98 1.13 74.56 08:15:01 0 11.79 0.00 0.90 1.62 0.75 84.95 08:15:01 1 30.79 0.00 1.50 0.67 1.31 65.73 08:15:01 2 27.31 0.00 1.73 5.17 1.48 64.31 08:15:01 3 14.29 0.00 1.04 0.46 0.96 83.24 08:16:01 all 46.76 0.00 2.28 1.70 3.52 45.75 08:16:01 0 45.66 0.00 2.82 2.62 3.67 45.24 08:16:01 1 42.87 0.00 1.76 1.71 3.45 50.21 08:16:01 2 52.56 0.00 2.12 0.50 3.64 41.18 08:16:01 3 46.00 0.00 2.39 1.94 3.33 46.35 08:17:01 all 22.22 0.00 1.19 0.80 1.49 74.30 08:17:01 0 10.43 0.00 1.06 1.92 1.26 85.32 08:17:01 1 58.72 0.00 2.10 0.40 2.10 36.68 08:17:01 2 8.16 0.00 0.95 0.05 1.39 89.45 08:17:01 3 11.77 0.00 0.65 0.81 1.26 85.52 Average: all 30.01 0.00 1.58 1.49 2.05 64.87 Average: 0 22.64 0.00 1.59 2.05 1.89 71.82 Average: 1 44.12 0.00 1.79 0.93 2.29 50.88 Average: 2 29.30 0.00 1.60 1.91 2.17 65.03 Average: 3 24.01 0.00 1.36 1.07 1.85 71.71